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"}) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) (async) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000100)='blkio.bfq.io_serviced_recursive\x00', 0x0, 0x0) (async) openat$cgroup_freezer_state(r3, &(0x7f0000000140), 0x2, 0x0) (async) syz_genetlink_get_family_id$nbd(0x0, r1) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001004c36d3eabce200000c000200020000000000000004000780"], 0x24}}, 0x0) (async) pipe(&(0x7f0000000000)) (async) socket$netlink(0x10, 0x3, 0xb) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) (async) ioctl$BTRFS_IOC_RM_DEV(r4, 0x5000940b, &(0x7f0000000540)={{r0}, "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"}) (async) 15:39:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf0ffffffffffff}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:21 executing program 4: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000040)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="296b0000ff0b261206118a14403d5e3705a782e9f5fbe3c2cd", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c000200020000000000000004000780"], 0x24}}, 0x0) 15:39:21 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x4, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x100000000000000}, 0x0) 15:39:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) ioctl$SIOCX25SCALLUSERDATA(0xffffffffffffffff, 0x89e5, &(0x7f00000002c0)={0x31, "4392818367f532422f2e972c27a60a264752da67e24e9bca38d859390b1b7784915c0de6077c1718dee7fb48b9e1b4b269956263af2659c98eda8cffae0aee64dda6a64b06e05616ce741c38ca19818ebbd55ab2385e8fa5163a9fb8f65785e3c446c84b031819f83f9f78e600157d1c9aff18b95890b580e8ee7fddc87d65ff"}) (async, rerun: 32) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async, rerun: 64) syz_genetlink_get_family_id$ieee802154(&(0x7f00000001c0), r3) (rerun: 64) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:21 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c0002000200000000000048aaf10004000780"], 0x24}}, 0x0) 15:39:21 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x5, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x200000000000000}, 0x0) 15:39:21 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7400}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) [ 3360.618003][T27932] nbd: must specify at least one socket 15:39:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:21 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c0002000200000000000048aaf10004000780"], 0x24}}, 0x0) 15:39:21 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x6, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x300000000000000}, 0x0) 15:39:21 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}, 0x1, 0x0, 0x0, 0xf000000}, 0x48010) 15:39:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x400000000000000}, 0x0) 15:39:21 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}, 0x1, 0x0, 0x0, 0x7000000}, 0x48010) 15:39:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x300000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:21 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x7, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:21 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async, rerun: 32) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async, rerun: 32) syz_genetlink_get_family_id$nbd(0x0, r0) (rerun: 32) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c0002000200000000000048aaf10004000780"], 0x24}}, 0x0) 15:39:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x700000000000000}, 0x0) 15:39:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_NEW_SEC_DEVKEY(r0, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x20, 0x0, 0x2, 0x70bd2d, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x440) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f00000002c0), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r4, 0x1}, 0x14}}, 0x0) pipe(&(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) r7 = socket(0x15, 0x3, 0x6f97) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r9, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000540)={0xcc, r4, 0x1, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8}]}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}, {0x8, 0x1, r10}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x40}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}]}, 0xcc}, 0x1, 0x0, 0x0, 0x20000001}, 0x20000080) 15:39:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0xf00000000000000}, 0x0) 15:39:21 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x8, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x400000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x7be056c000000000}, 0x0) 15:39:22 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0xa, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:22 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async, rerun: 64) sendmsg$NL802154_CMD_NEW_SEC_DEVKEY(r0, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x20, 0x0, 0x2, 0x70bd2d, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x440) (async, rerun: 64) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000002c0), r2) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r4, 0x1}, 0x14}}, 0x0) (async) pipe(&(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) r7 = socket(0x15, 0x3, 0x6f97) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r9, 0x40047211, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000540)={0xcc, r4, 0x1, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8}]}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}, {0x8, 0x1, r10}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x40}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}]}, 0xcc}, 0x1, 0x0, 0x0, 0x20000001}, 0x20000080) 15:39:22 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x7, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:22 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x500000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x9effffff00000000}, 0x0) 15:39:22 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0xe, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:22 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x95460200, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0xf0ffffff00000000}, 0x0) 15:39:22 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_NEW_SEC_DEVKEY(r0, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x20, 0x0, 0x2, 0x70bd2d, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x440) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f00000002c0), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r4, 0x1}, 0x14}}, 0x0) pipe(&(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) r7 = socket(0x15, 0x3, 0x6f97) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r9, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000540)={0xcc, r4, 0x1, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8}]}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}, {0x8, 0x1, r10}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x40}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}]}, 0xcc}, 0x1, 0x0, 0x0, 0x20000001}, 0x20000080) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_NEW_SEC_DEVKEY(r0, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x20, 0x0, 0x2, 0x70bd2d, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x440) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000002c0), r2) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) (async) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r4, 0x1}, 0x14}}, 0x0) (async) pipe(&(0x7f0000000340)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000380)) (async) socket(0x15, 0x3, 0x6f97) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r9, 0x40047211, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000540)={0xcc, r4, 0x1, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8}]}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}, {0x8, 0x1, r10}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x40}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}]}, 0xcc}, 0x1, 0x0, 0x0, 0x20000001}, 0x20000080) (async) 15:39:22 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x600000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:22 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x700000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0xffffff7f00000000}, 0x0) 15:39:22 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x60, 0x0, 0x200, 0x70bd2b, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private0}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010100}, @NLBL_UNLABEL_A_SECCTX={0x26, 0x7, 'system_u:object_r:crack_exec_t:s0\x00'}]}, 0x60}, 0x1, 0x0, 0x0, 0x40000}, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) sendmsg$NL802154_CMD_DEL_SEC_DEV(r4, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYRESOCT=r3, @ANYRES16=r5, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:22 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0xf, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:22 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000003e3dc7c4ac75237dc9552462039fd7000100fee2762898d32780363789cc0000000c"], 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) 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$nbd(&(0x7f00000000c0), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r6) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r7, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r8, 0x1}, 0x14}}, 0x0) sendmsg$IEEE802154_LLSEC_DEL_SECLEVEL(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, r8, 0x100, 0x70bd2c, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x1}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x80}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x5}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000000}, 0x40000c0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000180)={&(0x7f0000000040), 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x30, r5, 0x10, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, ',&\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x30}, 0x1, 0x0, 0x0, 0x4}, 0x810) [ 3362.008099][T28046] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:22 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x500000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:22 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x900000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0xfffffffffffff000}, 0x0) 15:39:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 15:39:23 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x10, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:23 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x60, 0x0, 0x200, 0x70bd2b, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private0}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010100}, @NLBL_UNLABEL_A_SECCTX={0x26, 0x7, 'system_u:object_r:crack_exec_t:s0\x00'}]}, 0x60}, 0x1, 0x0, 0x0, 0x40000}, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) sendmsg$NL802154_CMD_DEL_SEC_DEV(r4, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYRESOCT=r3, @ANYRES16=r5, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x60, 0x0, 0x200, 0x70bd2b, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private0}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010100}, @NLBL_UNLABEL_A_SECCTX={0x26, 0x7, 'system_u:object_r:crack_exec_t:s0\x00'}]}, 0x60}, 0x1, 0x0, 0x0, 0x40000}, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r4, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYRESOCT=r3, @ANYRES16=r5, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) 15:39:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa00000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:23 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x14, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:23 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x500000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) [ 3362.284665][T28066] nbd: must specify an index to disconnect [ 3362.311618][T28064] debugfs: Directory 'nbd1' with parent 'block' already present! 15:39:23 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000003e3dc7c4ac75237dc9552462039fd7000100fee2762898d32780363789cc0000000c"], 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r6) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r7, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r8, 0x1}, 0x14}}, 0x0) sendmsg$IEEE802154_LLSEC_DEL_SECLEVEL(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, r8, 0x100, 0x70bd2c, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x1}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x80}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x5}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000000}, 0x40000c0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000180)={&(0x7f0000000040), 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x30, r5, 0x10, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, ',&\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x30}, 0x1, 0x0, 0x0, 0x4}, 0x810) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000003e3dc7c4ac75237dc9552462039fd7000100fee2762898d32780363789cc0000000c"], 0x24}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r3) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r6) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r7, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r8, 0x1}, 0x14}}, 0x0) (async) sendmsg$IEEE802154_LLSEC_DEL_SECLEVEL(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, r8, 0x100, 0x70bd2c, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x1}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x80}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x5}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000000}, 0x40000c0) (async) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r5, 0x1}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000180)={&(0x7f0000000040), 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x30, r5, 0x10, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, ',&\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x30}, 0x1, 0x0, 0x0, 0x4}, 0x810) (async) 15:39:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x2}, 0x0) 15:39:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xd44000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:23 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x18, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x3}, 0x0) 15:39:23 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 15:39:23 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x60, 0x0, 0x200, 0x70bd2b, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private0}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010100}, @NLBL_UNLABEL_A_SECCTX={0x26, 0x7, 'system_u:object_r:crack_exec_t:s0\x00'}]}, 0x60}, 0x1, 0x0, 0x0, 0x40000}, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) sendmsg$NL802154_CMD_DEL_SEC_DEV(r4, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYRESOCT=r3, @ANYRES16=r5, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x60, 0x0, 0x200, 0x70bd2b, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private0}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010100}, @NLBL_UNLABEL_A_SECCTX={0x26, 0x7, 'system_u:object_r:crack_exec_t:s0\x00'}]}, 0x60}, 0x1, 0x0, 0x0, 0x40000}, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r4, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYRESOCT=r3, @ANYRES16=r5, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) 15:39:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1f00000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:23 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x23, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4}, 0x0) [ 3362.526528][T28083] nbd: must specify an index to disconnect 15:39:23 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000003e3dc7c4ac75237dc9552462039fd7000100fee2762898d32780363789cc0000000c"], 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r8 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r6) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r7, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r8, 0x1}, 0x14}}, 0x0) sendmsg$IEEE802154_LLSEC_DEL_SECLEVEL(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, r8, 0x100, 0x70bd2c, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x1}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x80}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x5}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000000}, 0x40000c0) (async, rerun: 32) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r5, 0x1}, 0x14}}, 0x0) (rerun: 32) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000180)={&(0x7f0000000040), 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x30, r5, 0x10, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, ',&\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x30}, 0x1, 0x0, 0x0, 0x4}, 0x810) 15:39:23 executing program 4: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000003e3dc7c4ac75237dc9552462039fd7000100fee2762898d32780363789cc0000000c"], 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) 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$nbd(&(0x7f00000000c0), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r6) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r7, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r8, 0x1}, 0x14}}, 0x0) sendmsg$IEEE802154_LLSEC_DEL_SECLEVEL(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, r8, 0x100, 0x70bd2c, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x1}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x80}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x5}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000000}, 0x40000c0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000180)={&(0x7f0000000040), 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x30, r5, 0x10, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, ',&\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x30}, 0x1, 0x0, 0x0, 0x4}, 0x810) 15:39:23 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000200), r0) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000240)={'wpan3\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r0, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x54, r3, 0x400, 0x70bd26, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000001}, 0x40880) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2000000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x7}, 0x0) 15:39:23 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = socket(0x5, 0x6, 0x6) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="c3d3a90000008c025d813688b3b934ef7f6600000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r2, @ANYBLOB="04000780"], 0x34}}, 0x0) 15:39:23 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x25, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x275254e100000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xf}, 0x0) [ 3362.911501][T28142] nbd: must specify an index to disconnect 15:39:23 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x7}, 0x0) 15:39:23 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r3 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000200), r0) (async) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000240)={'wpan3\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r0, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x54, r3, 0x400, 0x70bd26, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000001}, 0x40880) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:23 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = socket(0x5, 0x6, 0x6) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="c3d3a90000008c025d813688b3b934ef7f6600000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r2, @ANYBLOB="04000780"], 0x34}}, 0x0) 15:39:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f00000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:23 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x36, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xf0}, 0x0) 15:39:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4}, 0x0) 15:39:24 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x3e, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:24 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4800000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:24 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) r2 = socket(0x5, 0x6, 0x6) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="c3d3a90000008c025d813688b3b934ef7f6600000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r2, @ANYBLOB="04000780"], 0x34}}, 0x0) 15:39:24 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x50, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:24 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x300}, 0x0) 15:39:24 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4c00000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:24 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r3 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000200), r0) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000240)={'wpan3\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r0, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x54, r3, 0x400, 0x70bd26, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000001}, 0x40880) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4800000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:24 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x67, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:24 executing program 1: r0 = openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NL802154_CMD_DEL_SEC_KEY(r1, &(0x7f0000000580)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000540)={&(0x7f0000000400)={0x130, 0x0, 0x200, 0x70bd29, 0x25dfdbfc, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000000}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_SEC_KEY={0xc0, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "f1899883e574e9859d938f609015dc5f"}, @NL802154_KEY_ATTR_ID={0x54, 0x1, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x9}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x8001}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x1c, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x3}, @NL802154_DEV_ADDR_ATTR_MODE={0x8}, @NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x3}]}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x2}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x18, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x2}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0202}}]}]}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "a7a3917b9a197bb57c67b625c2cc07e5"}, @NL802154_KEY_ATTR_ID={0x1c, 0x1, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_MODE={0x8}, @NL802154_KEY_ID_ATTR_INDEX={0x5}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8}]}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "19ccf664230b128f270d5f3f267ace59be134a420a90345b02519c14a1c5ab9a"}]}, @NL802154_ATTR_SEC_KEY={0x18, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "5c67dc15052dc049aa68254af8c32335"}]}]}, 0x130}, 0x1, 0x0, 0x0, 0x4000000}, 0x8001) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) sendmsg$NL802154_CMD_SET_CHANNEL(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x1c, 0x0, 0x800, 0x70bd26, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}]}, 0x1c}}, 0x8000) ioctl$INCFS_IOC_READ_FILE_SIGNATURE(r0, 0x8010671f, &(0x7f0000000380)={&(0x7f00000002c0)=""/151, 0x97}) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB='4\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c0002000026ffffffffffff1400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB], 0x34}, 0x1, 0x0, 0x0, 0x4000885}, 0x0) 15:39:24 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6000000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:24 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x700}, 0x0) 15:39:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4800000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:24 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0xa4, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:24 executing program 1: r0 = openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) (async) syz_genetlink_get_family_id$nbd(0x0, r1) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r1, &(0x7f0000000580)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000540)={&(0x7f0000000400)={0x130, 0x0, 0x200, 0x70bd29, 0x25dfdbfc, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000000}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_SEC_KEY={0xc0, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "f1899883e574e9859d938f609015dc5f"}, @NL802154_KEY_ATTR_ID={0x54, 0x1, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x9}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x8001}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x1c, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x3}, @NL802154_DEV_ADDR_ATTR_MODE={0x8}, @NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x3}]}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x2}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x18, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x2}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0202}}]}]}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "a7a3917b9a197bb57c67b625c2cc07e5"}, @NL802154_KEY_ATTR_ID={0x1c, 0x1, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_MODE={0x8}, @NL802154_KEY_ID_ATTR_INDEX={0x5}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8}]}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "19ccf664230b128f270d5f3f267ace59be134a420a90345b02519c14a1c5ab9a"}]}, @NL802154_ATTR_SEC_KEY={0x18, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "5c67dc15052dc049aa68254af8c32335"}]}]}, 0x130}, 0x1, 0x0, 0x0, 0x4000000}, 0x8001) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) sendmsg$NL802154_CMD_SET_CHANNEL(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x1c, 0x0, 0x800, 0x70bd26, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}]}, 0x1c}}, 0x8000) (async) ioctl$INCFS_IOC_READ_FILE_SIGNATURE(r0, 0x8010671f, &(0x7f0000000380)={&(0x7f00000002c0)=""/151, 0x97}) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB='4\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c0002000026ffffffffffff1400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB], 0x34}, 0x1, 0x0, 0x0, 0x4000885}, 0x0) 15:39:24 executing program 1: r0 = openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) (async) syz_genetlink_get_family_id$nbd(0x0, r1) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r1, &(0x7f0000000580)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000540)={&(0x7f0000000400)={0x130, 0x0, 0x200, 0x70bd29, 0x25dfdbfc, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000000}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_SEC_KEY={0xc0, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "f1899883e574e9859d938f609015dc5f"}, @NL802154_KEY_ATTR_ID={0x54, 0x1, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x9}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x8001}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x1c, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x3}, @NL802154_DEV_ADDR_ATTR_MODE={0x8}, @NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x3}]}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x2}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x18, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x2}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0202}}]}]}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "a7a3917b9a197bb57c67b625c2cc07e5"}, @NL802154_KEY_ATTR_ID={0x1c, 0x1, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_MODE={0x8}, @NL802154_KEY_ID_ATTR_INDEX={0x5}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8}]}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "19ccf664230b128f270d5f3f267ace59be134a420a90345b02519c14a1c5ab9a"}]}, @NL802154_ATTR_SEC_KEY={0x18, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "5c67dc15052dc049aa68254af8c32335"}]}]}, 0x130}, 0x1, 0x0, 0x0, 0x4000000}, 0x8001) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) sendmsg$NL802154_CMD_SET_CHANNEL(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x1c, 0x0, 0x800, 0x70bd26, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}]}, 0x1c}}, 0x8000) (async) ioctl$INCFS_IOC_READ_FILE_SIGNATURE(r0, 0x8010671f, &(0x7f0000000380)={&(0x7f00000002c0)=""/151, 0x97}) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB='4\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c0002000026ffffffffffff1400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB], 0x34}, 0x1, 0x0, 0x0, 0x4000885}, 0x0) 15:39:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4}, 0x0) 15:39:24 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x300, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:24 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB="14000000", @ANYRES16=r4, @ANYBLOB="0100000000000000000002009d00"], 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80200000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x28, r4, 0x2, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x40}, 0x10) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:24 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6800000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:24 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x600, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:24 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xf00}, 0x0) 15:39:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x500}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:24 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r1}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) sendmsg$NL802154_CMD_SET_PAN_ID(r0, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r1}, @NL802154_ATTR_PAN_ID={0x6, 0x9, 0x3}, @NL802154_ATTR_PAN_ID={0x6, 0x9, 0xffff}]}, 0x40}, 0x1, 0x0, 0x0, 0x4000840}, 0x404c010) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r4, 0x1}, 0x14}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f00000003c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x34, r4, 0x300, 0x70bd2b, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_SHORT_ADDR={0x6}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0002}}]}, 0x34}, 0x1, 0x0, 0x0, 0x800}, 0xc815) r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r6) sendmsg$NL802154_CMD_DEL_SEC_DEV(r6, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000002c0)=ANY=[@ANYBLOB="ff72f93bda9aa65aa865ba429b058952ac01e850c5500786dd2ca98e3031af6e4b40baed00000000", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:24 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1600, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:24 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6c00000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:24 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xf000}, 0x0) 15:39:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x8b460200, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3363.952186][T28251] nbd: must specify an index to disconnect 15:39:24 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r1}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) sendmsg$NL802154_CMD_SET_PAN_ID(r0, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r1}, @NL802154_ATTR_PAN_ID={0x6, 0x9, 0x3}, @NL802154_ATTR_PAN_ID={0x6, 0x9, 0xffff}]}, 0x40}, 0x1, 0x0, 0x0, 0x4000840}, 0x404c010) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r4, 0x1}, 0x14}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f00000003c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x34, r4, 0x300, 0x70bd2b, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_SHORT_ADDR={0x6}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0002}}]}, 0x34}, 0x1, 0x0, 0x0, 0x800}, 0xc815) r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r6) sendmsg$NL802154_CMD_DEL_SEC_DEV(r6, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000002c0)=ANY=[@ANYBLOB="ff72f93bda9aa65aa865ba429b058952ac01e850c5500786dd2ca98e3031af6e4b40baed00000000", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00'}) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r1}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) (async) sendmsg$NL802154_CMD_SET_PAN_ID(r0, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r1}, @NL802154_ATTR_PAN_ID={0x6, 0x9, 0x3}, @NL802154_ATTR_PAN_ID={0x6, 0x9, 0xffff}]}, 0x40}, 0x1, 0x0, 0x0, 0x4000840}, 0x404c010) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r2) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r4, 0x1}, 0x14}}, 0x0) (async) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f00000003c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x34, r4, 0x300, 0x70bd2b, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_SHORT_ADDR={0x6}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0002}}]}, 0x34}, 0x1, 0x0, 0x0, 0x800}, 0xc815) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r6) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r6, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000002c0)=ANY=[@ANYBLOB="ff72f93bda9aa65aa865ba429b058952ac01e850c5500786dd2ca98e3031af6e4b40baed00000000", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) 15:39:24 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async, rerun: 32) syz_genetlink_get_family_id$nbd(0x0, r0) (rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB="14000000", @ANYRES16=r4, @ANYBLOB="0100000000000000000002009d00"], 0x14}}, 0x0) (async, rerun: 64) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80200000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x28, r4, 0x2, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x40}, 0x10) (rerun: 64) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:24 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7400000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7a}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:24 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1700, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xf0ffff}, 0x0) 15:39:25 executing program 4: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r2) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r5, &(0x7f0000000300)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x68, 0x0, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private2}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'geneve1\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @local}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}]}, 0x68}, 0x1, 0x0, 0x0, 0x20008000}, 0x4000) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r4, 0x1}, 0x14}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000040)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x64, r4, 0x8, 0x70bd2b, 0x25dfdbfb, {}, [@IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x20}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa3}, @IEEE802154_ATTR_PAN_ID={0x6, 0x6, 0xffff}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x2}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa0}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0202}}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r6}, @IEEE802154_ATTR_PAN_ID={0x6, 0x6, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0x8000}, 0x4000080) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x1000000}, 0x0) 15:39:25 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x6003, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:25 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7a00000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) [ 3364.280262][T28273] __nla_validate_parse: 171 callbacks suppressed [ 3364.280282][T28273] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3364.327671][T28273] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3364.348514][T28273] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3364.360081][T28273] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 15:39:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x2000000}, 0x0) 15:39:25 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r1}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) (async) sendmsg$NL802154_CMD_SET_PAN_ID(r0, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r1}, @NL802154_ATTR_PAN_ID={0x6, 0x9, 0x3}, @NL802154_ATTR_PAN_ID={0x6, 0x9, 0xffff}]}, 0x40}, 0x1, 0x0, 0x0, 0x4000840}, 0x404c010) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r4, 0x1}, 0x14}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f00000003c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x34, r4, 0x300, 0x70bd2b, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_SHORT_ADDR={0x6}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0002}}]}, 0x34}, 0x1, 0x0, 0x0, 0x800}, 0xc815) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r6) sendmsg$NL802154_CMD_DEL_SEC_DEV(r6, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000002c0)=ANY=[@ANYBLOB="ff72f93bda9aa65aa865ba429b058952ac01e850c5500786dd2ca98e3031af6e4b40baed00000000", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) [ 3364.460903][T28299] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3364.476666][T28299] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 15:39:25 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9effffff00000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) [ 3364.544752][T28301] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3364.573472][T28301] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3364.588294][T28301] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3364.617164][T28314] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 15:39:25 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async, rerun: 64) syz_genetlink_get_family_id$nbd(0x0, r0) (rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB="14000000", @ANYRES16=r4, @ANYBLOB="0100000000000000000002009d00"], 0x14}}, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80200000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x28, r4, 0x2, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x40}, 0x10) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:25 executing program 4: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r2) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r5, &(0x7f0000000300)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x68, 0x0, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private2}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'geneve1\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @local}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}]}, 0x68}, 0x1, 0x0, 0x0, 0x20008000}, 0x4000) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r3, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r4, 0x1}, 0x14}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000040)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x64, r4, 0x8, 0x70bd2b, 0x25dfdbfb, {}, [@IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x20}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa3}, @IEEE802154_ATTR_PAN_ID={0x6, 0x6, 0xffff}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x2}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa0}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0202}}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r6}, @IEEE802154_ATTR_PAN_ID={0x6, 0x6, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0x8000}, 0x4000080) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:25 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x8e01, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x3000000}, 0x0) 15:39:25 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000280)={&(0x7f0000000300)={0x74, 0x0, 0x4, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'erspan0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}, @NLBL_UNLABEL_A_SECCTX={0x2f, 0x7, 'system_u:object_r:systemd_logger_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bridge0\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x800}, 0xc000040) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) sendmsg$NL802154_CMD_DEL_SEC_DEV(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:25 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf0ffffff00000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:25 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffff7f00000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) 15:39:25 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000280)={&(0x7f0000000300)={0x74, 0x0, 0x4, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'erspan0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}, @NLBL_UNLABEL_A_SECCTX={0x2f, 0x7, 'system_u:object_r:systemd_logger_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bridge0\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x800}, 0xc000040) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) sendmsg$NL802154_CMD_DEL_SEC_DEV(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:26 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0xdc00, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:26 executing program 1: ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'vcan0\x00'}) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x7000000}, 0x0) 15:39:26 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:26 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x8e01, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:26 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:26 executing program 1: ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'vcan0\x00'}) (async) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:26 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000280)={&(0x7f0000000300)={0x74, 0x0, 0x4, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'erspan0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}, @NLBL_UNLABEL_A_SECCTX={0x2f, 0x7, 'system_u:object_r:systemd_logger_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bridge0\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x800}, 0xc000040) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) sendmsg$NL802154_CMD_DEL_SEC_DEV(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000280)={&(0x7f0000000300)={0x74, 0x0, 0x4, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'erspan0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}, @NLBL_UNLABEL_A_SECCTX={0x2f, 0x7, 'system_u:object_r:systemd_logger_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bridge0\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x800}, 0xc000040) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) [ 3365.260294][T28368] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xf000000}, 0x0) 15:39:26 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:26 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000280)={&(0x7f0000000300)={0x74, 0x0, 0x4, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'erspan0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}, @NLBL_UNLABEL_A_SECCTX={0x2f, 0x7, 'system_u:object_r:systemd_logger_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bridge0\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x800}, 0xc000040) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) sendmsg$NL802154_CMD_DEL_SEC_DEV(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:26 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x3, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x7be056c0}, 0x0) 15:39:26 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x3, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:26 executing program 1: ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'vcan0\x00'}) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async, rerun: 64) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) (async, rerun: 64) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:26 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000200), r2) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000240)={'wpan3\x00', 0x0}) sendmsg$NL802154_CMD_GET_WPAN_PHY(r3, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40100}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x78, r4, 0x4, 0x70bd29, 0x25dfdbfd, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r7}]}, 0x78}, 0x1, 0x0, 0x0, 0x80}, 0x4000881) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB='\b\x00p{', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) 15:39:26 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) [ 3365.629710][T28397] nbd: must specify at least one socket 15:39:26 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:26 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x4, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x9effffff}, 0x0) 15:39:26 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x7be056c0}, 0x0) [ 3365.804746][T28412] nbd: socks must be embedded in a SOCK_ITEM attr 15:39:26 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x46, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:26 executing program 1: sendmsg$TIPC_NL_NODE_GET(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)={0x140, 0x0, 0x100, 0x70bd2b, 0x25dfdbff, {}, [@TIPC_NLA_NET={0x14, 0x7, 0x0, 0x1, [@TIPC_NLA_NET_ID={0x8, 0x1, 0x5}, @TIPC_NLA_NET_ID={0x8, 0x1, 0xfc0d}]}, @TIPC_NLA_BEARER={0xf4, 0x1, 0x0, 0x1, [@TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x2}, @TIPC_NLA_BEARER_NAME={0x16, 0x1, @l2={'eth', 0x3a, 'veth1_to_bond\x00'}}, @TIPC_NLA_BEARER_PROP={0x3c, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x3}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xfffffffd}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x2d}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x2}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x1f}, @TIPC_NLA_PROP_WIN={0x8}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1a}]}, @TIPC_NLA_BEARER_NAME={0x10, 0x1, @l2={'eth', 0x3a, 'batadv0\x00'}}, @TIPC_NLA_BEARER_UDP_OPTS={0x38, 0x4, {{0x14, 0x1, @in={0x2, 0x4e20, @broadcast}}, {0x20, 0x2, @in6={0xa, 0x4e23, 0xc2, @mcast1, 0xd5}}}}, @TIPC_NLA_BEARER_PROP={0x44, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1e}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x2}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1e}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xc}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x80000001}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xf}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xfffffffd}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x3}]}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x4}]}, @TIPC_NLA_NET={0x24, 0x7, 0x0, 0x1, [@TIPC_NLA_NET_NODEID={0xc, 0x3, 0x2}, @TIPC_NLA_NET_NODEID_W1={0xc, 0x4, 0x5471e3d3}, @TIPC_NLA_NET_ID={0x8, 0x1, 0x6}]}]}, 0x140}, 0x1, 0x0, 0x0, 0x800}, 0x20000001) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) sendmsg$unix(r0, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000480)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0x18}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x4, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xc056e07b}, 0x0) 15:39:26 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000200), r2) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000240)={'wpan3\x00', 0x0}) sendmsg$NL802154_CMD_GET_WPAN_PHY(r3, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40100}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x78, r4, 0x4, 0x70bd29, 0x25dfdbfd, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r7}]}, 0x78}, 0x1, 0x0, 0x0, 0x80}, 0x4000881) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB='\b\x00p{', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000200), r2) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00'}) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00'}) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000240)={'wpan3\x00'}) (async) sendmsg$NL802154_CMD_GET_WPAN_PHY(r3, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40100}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x78, r4, 0x4, 0x70bd29, 0x25dfdbfd, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r7}]}, 0x78}, 0x1, 0x0, 0x0, 0x80}, 0x4000881) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB='\b\x00p{', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) (async) 15:39:26 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x5, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:26 executing program 1: sendmsg$TIPC_NL_NODE_GET(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)={0x140, 0x0, 0x100, 0x70bd2b, 0x25dfdbff, {}, [@TIPC_NLA_NET={0x14, 0x7, 0x0, 0x1, [@TIPC_NLA_NET_ID={0x8, 0x1, 0x5}, @TIPC_NLA_NET_ID={0x8, 0x1, 0xfc0d}]}, @TIPC_NLA_BEARER={0xf4, 0x1, 0x0, 0x1, [@TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x2}, @TIPC_NLA_BEARER_NAME={0x16, 0x1, @l2={'eth', 0x3a, 'veth1_to_bond\x00'}}, @TIPC_NLA_BEARER_PROP={0x3c, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x3}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xfffffffd}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x2d}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x2}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x1f}, @TIPC_NLA_PROP_WIN={0x8}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1a}]}, @TIPC_NLA_BEARER_NAME={0x10, 0x1, @l2={'eth', 0x3a, 'batadv0\x00'}}, @TIPC_NLA_BEARER_UDP_OPTS={0x38, 0x4, {{0x14, 0x1, @in={0x2, 0x4e20, @broadcast}}, {0x20, 0x2, @in6={0xa, 0x4e23, 0xc2, @mcast1, 0xd5}}}}, @TIPC_NLA_BEARER_PROP={0x44, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1e}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x2}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1e}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xc}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x80000001}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xf}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xfffffffd}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x3}]}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x4}]}, @TIPC_NLA_NET={0x24, 0x7, 0x0, 0x1, [@TIPC_NLA_NET_NODEID={0xc, 0x3, 0x2}, @TIPC_NLA_NET_NODEID_W1={0xc, 0x4, 0x5471e3d3}, @TIPC_NLA_NET_ID={0x8, 0x1, 0x6}]}]}, 0x140}, 0x1, 0x0, 0x0, 0x800}, 0x20000001) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) sendmsg$unix(r0, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000480)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0x18}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x4, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) sendmsg$TIPC_NL_NODE_GET(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)={0x140, 0x0, 0x100, 0x70bd2b, 0x25dfdbff, {}, [@TIPC_NLA_NET={0x14, 0x7, 0x0, 0x1, [@TIPC_NLA_NET_ID={0x8, 0x1, 0x5}, @TIPC_NLA_NET_ID={0x8, 0x1, 0xfc0d}]}, @TIPC_NLA_BEARER={0xf4, 0x1, 0x0, 0x1, [@TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x2}, @TIPC_NLA_BEARER_NAME={0x16, 0x1, @l2={'eth', 0x3a, 'veth1_to_bond\x00'}}, @TIPC_NLA_BEARER_PROP={0x3c, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x3}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xfffffffd}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x2d}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x2}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x1f}, @TIPC_NLA_PROP_WIN={0x8}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1a}]}, @TIPC_NLA_BEARER_NAME={0x10, 0x1, @l2={'eth', 0x3a, 'batadv0\x00'}}, @TIPC_NLA_BEARER_UDP_OPTS={0x38, 0x4, {{0x14, 0x1, @in={0x2, 0x4e20, @broadcast}}, {0x20, 0x2, @in6={0xa, 0x4e23, 0xc2, @mcast1, 0xd5}}}}, @TIPC_NLA_BEARER_PROP={0x44, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1e}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x2}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1e}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xc}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x80000001}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xf}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xfffffffd}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x3}]}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x4}]}, @TIPC_NLA_NET={0x24, 0x7, 0x0, 0x1, [@TIPC_NLA_NET_NODEID={0xc, 0x3, 0x2}, @TIPC_NLA_NET_NODEID_W1={0xc, 0x4, 0x5471e3d3}, @TIPC_NLA_NET_ID={0x8, 0x1, 0x6}]}]}, 0x140}, 0x1, 0x0, 0x0, 0x800}, 0x20000001) (async) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) sendmsg$unix(r0, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000480)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0x18}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) (async) syz_genetlink_get_family_id$nbd(0x0, r1) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x4, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async) 15:39:26 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x9effffff}, 0x0) 15:39:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xf0ffffff}, 0x0) 15:39:27 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x4, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:27 executing program 1: sendmsg$TIPC_NL_NODE_GET(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)={0x140, 0x0, 0x100, 0x70bd2b, 0x25dfdbff, {}, [@TIPC_NLA_NET={0x14, 0x7, 0x0, 0x1, [@TIPC_NLA_NET_ID={0x8, 0x1, 0x5}, @TIPC_NLA_NET_ID={0x8, 0x1, 0xfc0d}]}, @TIPC_NLA_BEARER={0xf4, 0x1, 0x0, 0x1, [@TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x2}, @TIPC_NLA_BEARER_NAME={0x16, 0x1, @l2={'eth', 0x3a, 'veth1_to_bond\x00'}}, @TIPC_NLA_BEARER_PROP={0x3c, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x3}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xfffffffd}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x2d}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x2}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x1f}, @TIPC_NLA_PROP_WIN={0x8}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1a}]}, @TIPC_NLA_BEARER_NAME={0x10, 0x1, @l2={'eth', 0x3a, 'batadv0\x00'}}, @TIPC_NLA_BEARER_UDP_OPTS={0x38, 0x4, {{0x14, 0x1, @in={0x2, 0x4e20, @broadcast}}, {0x20, 0x2, @in6={0xa, 0x4e23, 0xc2, @mcast1, 0xd5}}}}, @TIPC_NLA_BEARER_PROP={0x44, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1e}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x2}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1e}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xc}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x80000001}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xf}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xfffffffd}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x3}]}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x4}]}, @TIPC_NLA_NET={0x24, 0x7, 0x0, 0x1, [@TIPC_NLA_NET_NODEID={0xc, 0x3, 0x2}, @TIPC_NLA_NET_NODEID_W1={0xc, 0x4, 0x5471e3d3}, @TIPC_NLA_NET_ID={0x8, 0x1, 0x6}]}]}, 0x140}, 0x1, 0x0, 0x0, 0x800}, 0x20000001) (async, rerun: 64) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async, rerun: 64) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) sendmsg$unix(r0, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000480)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0x18}, 0x0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) (async) syz_genetlink_get_family_id$nbd(0x0, r1) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x4, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) [ 3366.117357][T28434] nbd: must specify at least one socket [ 3366.147488][T28442] nbd: socks must be embedded in a SOCK_ITEM attr 15:39:27 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000200), r2) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000240)={'wpan3\x00', 0x0}) sendmsg$NL802154_CMD_GET_WPAN_PHY(r3, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40100}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x78, r4, 0x4, 0x70bd29, 0x25dfdbfd, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r7}]}, 0x78}, 0x1, 0x0, 0x0, 0x80}, 0x4000881) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB='\b\x00p{', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) 15:39:27 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x6, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:27 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xc056e07b}, 0x0) 15:39:27 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0xa, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) [ 3366.237474][T28460] netlink: 'syz-executor.2': attribute type 4 has an invalid length. [ 3366.258573][T28460] nbd: must specify at least one socket 15:39:27 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xfffff000}, 0x0) [ 3366.337906][T28470] debugfs: Directory 'nbd1' with parent 'block' already present! 15:39:27 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xc056e07b}, 0x0) 15:39:27 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x28, 0x0, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}]}, 0x28}, 0x1, 0x0, 0x0, 0x14}, 0x40000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:27 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x7, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:27 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xffffff7f}, 0x0) 15:39:27 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x3, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3366.425582][T28474] nbd: socks must be embedded in a SOCK_ITEM attr [ 3366.451547][T28479] nbd: must specify at least one socket 15:39:27 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x46, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:27 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7a00000000000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:27 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket(0x23, 0x3, 0x80000000) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:27 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x28, 0x0, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}]}, 0x28}, 0x1, 0x0, 0x0, 0x14}, 0x40000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x28, 0x0, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}]}, 0x28}, 0x1, 0x0, 0x0, 0x14}, 0x40000) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async) 15:39:27 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xffffff9e}, 0x0) 15:39:27 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x8, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:27 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}}, 0x48010) [ 3366.656531][T28498] nbd: must specify at least one socket 15:39:27 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xffffff7f}, 0x0) 15:39:27 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x28, 0x0, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}]}, 0x28}, 0x1, 0x0, 0x0, 0x14}, 0x40000) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:27 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xfffffff0}, 0x0) 15:39:27 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket(0x23, 0x3, 0x80000000) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:27 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x9, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:27 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x2}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:27 executing program 4: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) sendmsg$NLBL_UNLABEL_C_ACCEPT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x28, 0x0, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}]}, 0x28}, 0x1, 0x0, 0x0, 0x14}, 0x40000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:27 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0xa, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:27 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x2c}}, 0x0) 15:39:27 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket(0x23, 0x3, 0x80000000) (async, rerun: 32) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async, rerun: 32) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:27 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x2c}}, 0x0) [ 3367.077816][T28548] nbd: must specify at least one socket 15:39:27 executing program 4: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x2c}}, 0x0) 15:39:28 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x3}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:28 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xffffffff}, 0x0) 15:39:28 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x10, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3367.167484][T28544] debugfs: Directory 'nbd0' with parent 'block' already present! [ 3367.198876][T28552] nbd: must specify at least one socket 15:39:28 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x2c}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x2c}}, 0x0) (async) 15:39:28 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x94, 0x0, 0x200, 0x70bd27, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_SEC_KEY={0x30, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "978725c46685c7fd36732057063f037e4b6920867ae9b03b1513131df69bff9d"}, @NL802154_KEY_ATTR_USAGE_FRAMES={0x5, 0x2, 0x5}]}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_SEC_KEY={0xc, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_USAGE_FRAMES={0x5, 0x2, 0x98}]}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x94}, 0x1, 0x0, 0x0, 0x40}, 0x1) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000340)=ANY=[@ANYBLOB="7c000000de701cae9d2ceadc2d4c02e7f9c9bcbb375f1acad8e766584806cbae0326ddf9e7228454ed865a55d1b467ca449f59e98cb773c138d71058786403a64da42e2e638bf1dfd8186d0ba3d833f37694b5c7ff246f338b74d0ccd8bea99b2199df259d7152ddf72c12eb203bc54d35b115f92a909b3cbc74808113e88b0d3adb11d58c3db5b6615bff5d77e9f61927e2c07396045d7228dc810ec8268ab4ae7f0d13632954ebefbec7870274a6e3259f8b1d20b3a2d5d69c9bf8b589137d3e1d7a69c633c4143d996673196676ae57af349fe187f8", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) 15:39:28 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0xfffffff0}, 0x0) 15:39:28 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x5}, {0x8}]}]}, 0x34}}, 0x48010) [ 3367.321406][T28571] nbd: must specify at least one socket 15:39:28 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x2) 15:39:28 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r3, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(r2, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="0700000000000000030000060002000000020400000200000000"], 0x20}, 0x1, 0x0, 0x0, 0x100}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="241b0000", @ANYRES16=r1, @ANYBLOB="010000624924c80405e35897ce0d00010000000c000200b00e09966385dd2f80"], 0x24}}, 0x0) 15:39:28 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x14, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:28 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x94, 0x0, 0x200, 0x70bd27, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_SEC_KEY={0x30, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "978725c46685c7fd36732057063f037e4b6920867ae9b03b1513131df69bff9d"}, @NL802154_KEY_ATTR_USAGE_FRAMES={0x5, 0x2, 0x5}]}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_SEC_KEY={0xc, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_USAGE_FRAMES={0x5, 0x2, 0x98}]}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x94}, 0x1, 0x0, 0x0, 0x40}, 0x1) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000340)=ANY=[@ANYBLOB="7c000000de701cae9d2ceadc2d4c02e7f9c9bcbb375f1acad8e766584806cbae0326ddf9e7228454ed865a55d1b467ca449f59e98cb773c138d71058786403a64da42e2e638bf1dfd8186d0ba3d833f37694b5c7ff246f338b74d0ccd8bea99b2199df259d7152ddf72c12eb203bc54d35b115f92a909b3cbc74808113e88b0d3adb11d58c3db5b6615bff5d77e9f61927e2c07396045d7228dc810ec8268ab4ae7f0d13632954ebefbec7870274a6e3259f8b1d20b3a2d5d69c9bf8b589137d3e1d7a69c633c4143d996673196676ae57af349fe187f8", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x94, 0x0, 0x200, 0x70bd27, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_SEC_KEY={0x30, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "978725c46685c7fd36732057063f037e4b6920867ae9b03b1513131df69bff9d"}, @NL802154_KEY_ATTR_USAGE_FRAMES={0x5, 0x2, 0x5}]}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_SEC_KEY={0xc, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_USAGE_FRAMES={0x5, 0x2, 0x98}]}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x94}, 0x1, 0x0, 0x0, 0x40}, 0x1) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000340)=ANY=[@ANYBLOB="7c000000de701cae9d2ceadc2d4c02e7f9c9bcbb375f1acad8e766584806cbae0326ddf9e7228454ed865a55d1b467ca449f59e98cb773c138d71058786403a64da42e2e638bf1dfd8186d0ba3d833f37694b5c7ff246f338b74d0ccd8bea99b2199df259d7152ddf72c12eb203bc54d35b115f92a909b3cbc74808113e88b0d3adb11d58c3db5b6615bff5d77e9f61927e2c07396045d7228dc810ec8268ab4ae7f0d13632954ebefbec7870274a6e3259f8b1d20b3a2d5d69c9bf8b589137d3e1d7a69c633c4143d996673196676ae57af349fe187f8", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) (async) 15:39:28 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x6}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:28 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x3) 15:39:28 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x9, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:28 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x17, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:28 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x9}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:28 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x23, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:28 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x4) 15:39:28 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r3, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(r2, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="0700000000000000030000060002000000020400000200000000"], 0x20}, 0x1, 0x0, 0x0, 0x100}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="241b0000", @ANYRES16=r1, @ANYBLOB="010000624924c80405e35897ce0d00010000000c000200b00e09966385dd2f80"], 0x24}}, 0x0) 15:39:28 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x94, 0x0, 0x200, 0x70bd27, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_SEC_KEY={0x30, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "978725c46685c7fd36732057063f037e4b6920867ae9b03b1513131df69bff9d"}, @NL802154_KEY_ATTR_USAGE_FRAMES={0x5, 0x2, 0x5}]}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_SEC_KEY={0xc, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_USAGE_FRAMES={0x5, 0x2, 0x98}]}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x94}, 0x1, 0x0, 0x0, 0x40}, 0x1) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000340)=ANY=[@ANYBLOB="7c000000de701cae9d2ceadc2d4c02e7f9c9bcbb375f1acad8e766584806cbae0326ddf9e7228454ed865a55d1b467ca449f59e98cb773c138d71058786403a64da42e2e638bf1dfd8186d0ba3d833f37694b5c7ff246f338b74d0ccd8bea99b2199df259d7152ddf72c12eb203bc54d35b115f92a909b3cbc74808113e88b0d3adb11d58c3db5b6615bff5d77e9f61927e2c07396045d7228dc810ec8268ab4ae7f0d13632954ebefbec7870274a6e3259f8b1d20b3a2d5d69c9bf8b589137d3e1d7a69c633c4143d996673196676ae57af349fe187f8", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x94, 0x0, 0x200, 0x70bd27, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_SEC_KEY={0x30, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "978725c46685c7fd36732057063f037e4b6920867ae9b03b1513131df69bff9d"}, @NL802154_KEY_ATTR_USAGE_FRAMES={0x5, 0x2, 0x5}]}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_SEC_KEY={0xc, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_USAGE_FRAMES={0x5, 0x2, 0x98}]}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x94}, 0x1, 0x0, 0x0, 0x40}, 0x1) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000340)=ANY=[@ANYBLOB="7c000000de701cae9d2ceadc2d4c02e7f9c9bcbb375f1acad8e766584806cbae0326ddf9e7228454ed865a55d1b467ca449f59e98cb773c138d71058786403a64da42e2e638bf1dfd8186d0ba3d833f37694b5c7ff246f338b74d0ccd8bea99b2199df259d7152ddf72c12eb203bc54d35b115f92a909b3cbc74808113e88b0d3adb11d58c3db5b6615bff5d77e9f61927e2c07396045d7228dc810ec8268ab4ae7f0d13632954ebefbec7870274a6e3259f8b1d20b3a2d5d69c9bf8b589137d3e1d7a69c633c4143d996673196676ae57af349fe187f8", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) (async) 15:39:28 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x9, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3367.772924][T28614] debugfs: Directory 'nbd1' with parent 'block' already present! 15:39:28 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="3b5d2272a172c909a80c7b4849e4d781d3a2a91a33eea7d1a05c8b992d72c2f9dd47d1eb66591d845b48a29c3e6e4f43a836a55d9295b0efa804f69e", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:28 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0xa}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:28 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:28 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r3, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(r2, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="0700000000000000030000060002000000020400000200000000"], 0x20}, 0x1, 0x0, 0x0, 0x100}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="241b0000", @ANYRES16=r1, @ANYBLOB="010000624924c80405e35897ce0d00010000000c000200b00e09966385dd2f80"], 0x24}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) (async) sendmsg$NL802154_CMD_SET_CHANNEL(r3, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) (async) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(r2, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="0700000000000000030000060002000000020400000200000000"], 0x20}, 0x1, 0x0, 0x0, 0x100}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="241b0000", @ANYRES16=r1, @ANYBLOB="010000624924c80405e35897ce0d00010000000c000200b00e09966385dd2f80"], 0x24}}, 0x0) (async) 15:39:28 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0xb}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:28 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x7) 15:39:28 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x4) 15:39:28 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x10}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:28 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x3e, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:28 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xf) 15:39:28 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="3b5d2272a172c909a80c7b4849e4d781d3a2a91a33eea7d1a05c8b992d72c2f9dd47d1eb66591d845b48a29c3e6e4f43a836a55d9295b0efa804f69e", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:28 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r1, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000340)={'wpan1\x00', 0x0}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) sendmsg$NL802154_CMD_GET_INTERFACE(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000440)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="8939b52a12ed70d7720e42d70fcd5fb8eb689860e6613aeba3de5bc53cd8fab7305aae62ed7003458fcf5090c4b5c7a5ef724a1af4d120bbc45bec3ce876db8643d48777ddea06447625b0539668463e56abe3d39e1a19062bb2aa221c00"/105, @ANYRES32=r3, @ANYBLOB="0c000600010000000100000008000300", @ANYRES32=r4, @ANYBLOB="08000300", @ANYRES32=0x0, @ANYBLOB="0c0500000000000000191abec65f5d84350000000200000008000300", @ANYRES32=0x0, @ANYRESDEC=r5], 0x58}, 0x1, 0x0, 0x0, 0x20004810}, 0x0) ioctl$IMSETDEVNAME(0xffffffffffffffff, 0x80184947, &(0x7f0000000000)={0x2, 'syz0\x00'}) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r6) syz_genetlink_get_family_id$nbd(0x0, r6) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r7, @ANYBLOB="01000000000000000000010000000c000200020000000000000004000780cacd04c72abbc91d2bffe0d4072bc5094c68d996bdcb0c13cb85dd425346ff5f9cb6096e644509c6f51eeca558fa129f5afe00f447f779cf0cead3efc829f6d3ae4ededfe3acb71e0580b39b5dae9ab8dc9d24dabb0a1b73472f0cf097e74ee6b908447919c1b660507f5bb2f78dbdc230937907fd842cb168eff00b606ff332a89141f401b507dcf5ae78edcc6edd4a61425d46c4fe15d67b2856e6feb32210917f1e5c0ae793df25473708fea9aa205320316660c9770a7f07ecb1a7144a19a0f3df81806459f10f25"], 0x24}}, 0x40000c1) 15:39:29 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x11}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x48, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:29 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xf0) 15:39:29 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:29 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="3b5d2272a172c909a80c7b4849e4d781d3a2a91a33eea7d1a05c8b992d72c2f9dd47d1eb66591d845b48a29c3e6e4f43a836a55d9295b0efa804f69e", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:29 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x2f}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:29 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r1, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan0\x00', 0x0}) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000340)={'wpan1\x00', 0x0}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) (async) sendmsg$NL802154_CMD_GET_INTERFACE(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000440)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="8939b52a12ed70d7720e42d70fcd5fb8eb689860e6613aeba3de5bc53cd8fab7305aae62ed7003458fcf5090c4b5c7a5ef724a1af4d120bbc45bec3ce876db8643d48777ddea06447625b0539668463e56abe3d39e1a19062bb2aa221c00"/105, @ANYRES32=r3, @ANYBLOB="0c000600010000000100000008000300", @ANYRES32=r4, @ANYBLOB="08000300", @ANYRES32=0x0, @ANYBLOB="0c0500000000000000191abec65f5d84350000000200000008000300", @ANYRES32=0x0, @ANYRESDEC=r5], 0x58}, 0x1, 0x0, 0x0, 0x20004810}, 0x0) ioctl$IMSETDEVNAME(0xffffffffffffffff, 0x80184947, &(0x7f0000000000)={0x2, 'syz0\x00'}) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r6) (async) syz_genetlink_get_family_id$nbd(0x0, r6) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r7, @ANYBLOB="01000000000000000000010000000c000200020000000000000004000780cacd04c72abbc91d2bffe0d4072bc5094c68d996bdcb0c13cb85dd425346ff5f9cb6096e644509c6f51eeca558fa129f5afe00f447f779cf0cead3efc829f6d3ae4ededfe3acb71e0580b39b5dae9ab8dc9d24dabb0a1b73472f0cf097e74ee6b908447919c1b660507f5bb2f78dbdc230937907fd842cb168eff00b606ff332a89141f401b507dcf5ae78edcc6edd4a61425d46c4fe15d67b2856e6feb32210917f1e5c0ae793df25473708fea9aa205320316660c9770a7f07ecb1a7144a19a0f3df81806459f10f25"], 0x24}}, 0x40000c1) 15:39:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x4c, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:29 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r1, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r2, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan0\x00', 0x0}) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000340)={'wpan1\x00', 0x0}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) (async) sendmsg$NL802154_CMD_GET_INTERFACE(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000440)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="8939b52a12ed70d7720e42d70fcd5fb8eb689860e6613aeba3de5bc53cd8fab7305aae62ed7003458fcf5090c4b5c7a5ef724a1af4d120bbc45bec3ce876db8643d48777ddea06447625b0539668463e56abe3d39e1a19062bb2aa221c00"/105, @ANYRES32=r3, @ANYBLOB="0c000600010000000100000008000300", @ANYRES32=r4, @ANYBLOB="08000300", @ANYRES32=0x0, @ANYBLOB="0c0500000000000000191abec65f5d84350000000200000008000300", @ANYRES32=0x0, @ANYRESDEC=r5], 0x58}, 0x1, 0x0, 0x0, 0x20004810}, 0x0) (async) ioctl$IMSETDEVNAME(0xffffffffffffffff, 0x80184947, &(0x7f0000000000)={0x2, 'syz0\x00'}) (async) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r6) syz_genetlink_get_family_id$nbd(0x0, r6) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r7, @ANYBLOB="01000000000000000000010000000c000200020000000000000004000780cacd04c72abbc91d2bffe0d4072bc5094c68d996bdcb0c13cb85dd425346ff5f9cb6096e644509c6f51eeca558fa129f5afe00f447f779cf0cead3efc829f6d3ae4ededfe3acb71e0580b39b5dae9ab8dc9d24dabb0a1b73472f0cf097e74ee6b908447919c1b660507f5bb2f78dbdc230937907fd842cb168eff00b606ff332a89141f401b507dcf5ae78edcc6edd4a61425d46c4fe15d67b2856e6feb32210917f1e5c0ae793df25473708fea9aa205320316660c9770a7f07ecb1a7144a19a0f3df81806459f10f25"], 0x24}}, 0x40000c1) 15:39:29 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x46}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:29 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) sendmsg$NL802154_CMD_SET_CHANNEL(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x40, 0x0, 0x100, 0x70bd26, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x40802) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) sendmsg$NL802154_CMD_DEL_SEC_DEV(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="217249cfb81908ef33f5e241d7c67b4139", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000340), r1) sendmsg$NL802154_CMD_SET_PAN_ID(r4, &(0x7f0000000400)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x20, r5, 0x300, 0x70bd2b, 0x25dfdbfe, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000004}, 0x8801) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r6) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:29 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x2f}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:29 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x300) 15:39:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x60, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:29 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000480)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x3c, r1, 0x4, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4}, 0x4001) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000003c0)={&(0x7f0000000100)={0x54, 0x0, 0x10, 0x70bd25, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x9}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0xbb}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000000}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x81}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x54}, 0x1, 0x0, 0x0, 0x20000800}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000002c0), 0xffffffffffffffff) r4 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000300)='rdma.current\x00', 0x0, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) r6 = socket(0x11, 0x3, 0x800) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000340)={0x54, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r4}]}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000801}, 0x0) 15:39:29 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x8}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:29 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x700) 15:39:29 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xf0) 15:39:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x68, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:29 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) (async) sendmsg$NL802154_CMD_SET_CHANNEL(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x40, 0x0, 0x100, 0x70bd26, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x40802) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="217249cfb81908ef33f5e241d7c67b4139", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) (async) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000340), r1) sendmsg$NL802154_CMD_SET_PAN_ID(r4, &(0x7f0000000400)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x20, r5, 0x300, 0x70bd2b, 0x25dfdbfe, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000004}, 0x8801) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r6) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) [ 3368.786562][T28724] debugfs: Directory 'nbd0' with parent 'block' already present! [ 3368.800789][T28724] nbd: socks must be embedded in a SOCK_ITEM attr 15:39:29 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x9}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:29 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000480)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x3c, r1, 0x4, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4}, 0x4001) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000003c0)={&(0x7f0000000100)={0x54, 0x0, 0x10, 0x70bd25, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x9}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0xbb}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000000}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x81}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x54}, 0x1, 0x0, 0x0, 0x20000800}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000002c0), 0xffffffffffffffff) (async) r4 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000300)='rdma.current\x00', 0x0, 0x0) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) (async) r6 = socket(0x11, 0x3, 0x800) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000340)={0x54, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r4}]}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000801}, 0x0) 15:39:29 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xf00) 15:39:29 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0xa}, {0x8}]}]}, 0x34}}, 0x48010) [ 3368.882746][T28734] nbd: socks must be embedded in a SOCK_ITEM attr 15:39:29 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x25}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:29 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) sendmsg$NL802154_CMD_SET_CHANNEL(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x40, 0x0, 0x100, 0x70bd26, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x40802) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) sendmsg$NL802154_CMD_DEL_SEC_DEV(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="217249cfb81908ef33f5e241d7c67b4139", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000340), r1) sendmsg$NL802154_CMD_SET_PAN_ID(r4, &(0x7f0000000400)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x20, r5, 0x300, 0x70bd2b, 0x25dfdbfe, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000004}, 0x8801) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r6) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) (async) sendmsg$NL802154_CMD_SET_CHANNEL(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x40, 0x0, 0x100, 0x70bd26, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x40802) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="217249cfb81908ef33f5e241d7c67b4139", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000340), r1) (async) sendmsg$NL802154_CMD_SET_PAN_ID(r4, &(0x7f0000000400)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x20, r5, 0x300, 0x70bd2b, 0x25dfdbfe, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000004}, 0x8801) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r6) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) 15:39:29 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x8}, {0x8}]}]}, 0x34}}, 0x48010) [ 3368.938398][T28742] nbd: socks must be embedded in a SOCK_ITEM attr 15:39:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x6c, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:29 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000480)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x3c, r1, 0x4, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4}, 0x4001) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000003c0)={&(0x7f0000000100)={0x54, 0x0, 0x10, 0x70bd25, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x9}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0xbb}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000000}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x81}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x54}, 0x1, 0x0, 0x0, 0x20000800}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000002c0), 0xffffffffffffffff) r4 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000300)='rdma.current\x00', 0x0, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) r6 = socket(0x11, 0x3, 0x800) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000340)={0x54, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r4}]}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000801}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000480)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x3c, r1, 0x4, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4}, 0x4001) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'wpan1\x00'}) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000003c0)={&(0x7f0000000100)={0x54, 0x0, 0x10, 0x70bd25, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x9}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0xbb}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000000}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x81}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x54}, 0x1, 0x0, 0x0, 0x20000800}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000002c0), 0xffffffffffffffff) (async) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000300)='rdma.current\x00', 0x0, 0x0) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) (async) socket(0x11, 0x3, 0x800) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000340)={0x54, r1, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r4}]}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000801}, 0x0) (async) 15:39:29 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xf000) 15:39:29 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x46}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x74, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3369.056740][T28754] nbd: socks must be embedded in a SOCK_ITEM attr 15:39:30 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) sendmsg$NL802154_CMD_SET_CHANNEL(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x40, 0x0, 0x100, 0x70bd26, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x40802) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) sendmsg$NL802154_CMD_DEL_SEC_DEV(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="217249cfb81908ef33f5e241d7c67b4139", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000340), r1) sendmsg$NL802154_CMD_SET_PAN_ID(r4, &(0x7f0000000400)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x20, r5, 0x300, 0x70bd2b, 0x25dfdbfe, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000004}, 0x8801) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r6) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) [ 3369.160442][T28752] nbd: socks must be embedded in a SOCK_ITEM attr 15:39:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xf0ffff) 15:39:30 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x63}, {0x8}]}]}, 0x34}}, 0x48010) [ 3369.219181][T28767] block (null): Could not allocate knbd recv work queue. [ 3369.252353][T28767] nbd: failed to add new device 15:39:30 executing program 1: bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000040)={0xffffffffffffffff, 0x58, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0}}, 0x10) sendmsg$MPTCP_PM_CMD_DEL_ADDR(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000280)={&(0x7f0000000180)={0xe4, 0x0, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@MPTCP_PM_ATTR_ADDR={0x40, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @remote}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e23}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @private=0xa010100}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x2}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r0}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e22}]}, @MPTCP_PM_ATTR_ADDR={0x28, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @empty}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e20}]}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x8}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x7}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x40, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @rand_addr=0x64010100}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1f, 0x0}}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e23}]}]}, 0xe4}, 0x1, 0x0, 0x0, 0x800}, 0x14) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000340)={0xac, 0x0, 0x100, 0x70bd2a, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @empty}, @NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:device_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @remote}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0_to_hsr\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x1, 0x0}}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bridge0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}]}, 0xac}, 0x1, 0x0, 0x0, 0x4000000}, 0x4800) syz_genetlink_get_family_id$nbd(0x0, r1) syz_genetlink_get_family_id$nbd(0x0, 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$nbd(&(0x7f00000000c0), r3) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r5, 0x1}, 0x14}}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r6) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r8, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000580)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x24, r8, 0x20, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x41}, 0x24000800) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1000000}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) 15:39:30 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000540)={'vcan0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r6, &(0x7f0000000700)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000006c0)={&(0x7f0000000740)={0x104, 0x0, 0x8, 0x70bd26, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x2}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x4}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x5}, @MPTCP_PM_ATTR_ADDR={0x38, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r7}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x7}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @loopback}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x1}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast2}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x7}]}, @MPTCP_PM_ATTR_ADDR={0x60, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x6}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private2={0xfc, 0x2, '\x00', 0x1}}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @initdev={0xac, 0x1e, 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @local}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}]}, 0x104}, 0x1, 0x0, 0x0, 0xc0}, 0x4080) pipe(&(0x7f0000000200)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r11, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r11}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r12}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r13, &(0x7f00000004c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000480)={&(0x7f0000000300)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="08250300000005000a002a0043980c000800090000000000000004000a0008000a006e6264000c000200000000000000000023000a00212f2e2d242f40252b5d5b05402b5de69d8700b587c00e56da8545a2"], 0x64}, 0x1, 0x0, 0x0, 0x20000000}, 0x4008080) [ 3369.293675][T28763] __nla_validate_parse: 147 callbacks suppressed [ 3369.293694][T28763] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3369.318431][T28763] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 15:39:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x1000000) [ 3369.344360][T28763] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 15:39:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x7a, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3369.429073][T28791] nbd: socks must be embedded in a SOCK_ITEM attr [ 3369.445017][T28782] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 3369.466639][T28782] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 15:39:30 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x600}, {0x8}]}]}, 0x34}}, 0x48010) [ 3369.478524][T28782] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 3369.489222][T28782] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 15:39:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x2000000) 15:39:30 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x74, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3369.520046][T28793] nbd: must specify an index to disconnect [ 3369.545459][T28793] nbd: must specify an index to disconnect 15:39:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0xf0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:30 executing program 1: bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000040)={0xffffffffffffffff, 0x58, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0}}, 0x10) sendmsg$MPTCP_PM_CMD_DEL_ADDR(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000280)={&(0x7f0000000180)={0xe4, 0x0, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@MPTCP_PM_ATTR_ADDR={0x40, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @remote}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e23}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @private=0xa010100}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x2}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r0}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e22}]}, @MPTCP_PM_ATTR_ADDR={0x28, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @empty}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e20}]}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x8}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x7}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x40, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @rand_addr=0x64010100}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1f, 0x0}}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e23}]}]}, 0xe4}, 0x1, 0x0, 0x0, 0x800}, 0x14) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000340)={0xac, 0x0, 0x100, 0x70bd2a, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @empty}, @NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:device_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @remote}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0_to_hsr\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x1, 0x0}}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bridge0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}]}, 0xac}, 0x1, 0x0, 0x0, 0x4000000}, 0x4800) (async) syz_genetlink_get_family_id$nbd(0x0, r1) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r3) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r5, 0x1}, 0x14}}, 0x0) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r8 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r6) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r8, 0x1}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000580)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x24, r8, 0x20, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x41}, 0x24000800) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1000000}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) [ 3369.607515][T28794] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3369.626807][T28794] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3369.638960][T28794] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 15:39:30 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x11}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:30 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) (async) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000540)={'vcan0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r6, &(0x7f0000000700)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000006c0)={&(0x7f0000000740)={0x104, 0x0, 0x8, 0x70bd26, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x2}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x4}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x5}, @MPTCP_PM_ATTR_ADDR={0x38, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r7}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x7}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @loopback}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x1}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast2}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x7}]}, @MPTCP_PM_ATTR_ADDR={0x60, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x6}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private2={0xfc, 0x2, '\x00', 0x1}}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @initdev={0xac, 0x1e, 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @local}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}]}, 0x104}, 0x1, 0x0, 0x0, 0xc0}, 0x4080) pipe(&(0x7f0000000200)={0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r11, 0x40047211, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r11}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r12}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) (async) r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r13, &(0x7f00000004c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000480)={&(0x7f0000000300)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="08250300000005000a002a0043980c000800090000000000000004000a0008000a006e6264000c000200000000000000000023000a00212f2e2d242f40252b5d5b05402b5de69d8700b587c00e56da8545a2"], 0x64}, 0x1, 0x0, 0x0, 0x20000000}, 0x4008080) [ 3369.693377][T28804] nbd: socks must be embedded in a SOCK_ITEM attr 15:39:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x3000000) 15:39:30 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x2}]}]}, 0x34}}, 0x48010) 15:39:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x198, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3369.753360][T28818] nbd: must specify an index to disconnect [ 3369.785931][T28819] nbd: must specify an index to disconnect 15:39:30 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x3}]}]}, 0x34}}, 0x48010) 15:39:30 executing program 1: bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000040)={0xffffffffffffffff, 0x58, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0}}, 0x10) sendmsg$MPTCP_PM_CMD_DEL_ADDR(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000280)={&(0x7f0000000180)={0xe4, 0x0, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@MPTCP_PM_ATTR_ADDR={0x40, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @remote}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e23}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @private=0xa010100}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x2}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r0}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e22}]}, @MPTCP_PM_ATTR_ADDR={0x28, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @empty}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e20}]}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x8}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x7}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x40, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @rand_addr=0x64010100}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1f, 0x0}}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e23}]}]}, 0xe4}, 0x1, 0x0, 0x0, 0x800}, 0x14) (async) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000340)={0xac, 0x0, 0x100, 0x70bd2a, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @empty}, @NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:device_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @remote}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0_to_hsr\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x1, 0x0}}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'bridge0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}]}, 0xac}, 0x1, 0x0, 0x0, 0x4000000}, 0x4800) (async) syz_genetlink_get_family_id$nbd(0x0, r1) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r3) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r5, 0x1}, 0x14}}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r8 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r6) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r8, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000580)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x24, r8, 0x20, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x41}, 0x24000800) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1000000}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) 15:39:30 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x600}, {0x8}]}]}, 0x34}}, 0x48010) 15:39:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x4000000) 15:39:30 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) (async) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000540)={'vcan0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r6, &(0x7f0000000700)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000006c0)={&(0x7f0000000740)={0x104, 0x0, 0x8, 0x70bd26, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x2}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x4}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x5}, @MPTCP_PM_ATTR_ADDR={0x38, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r7}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x7}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @loopback}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x1}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast2}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x7}]}, @MPTCP_PM_ATTR_ADDR={0x60, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x6}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private2={0xfc, 0x2, '\x00', 0x1}}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @initdev={0xac, 0x1e, 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @local}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}]}, 0x104}, 0x1, 0x0, 0x0, 0xc0}, 0x4080) (async) pipe(&(0x7f0000000200)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) (async, rerun: 64) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r11, 0x40047211, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r11}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r12}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r13, &(0x7f00000004c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000480)={&(0x7f0000000300)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="08250300000005000a002a0043980c000800090000000000000004000a0008000a006e6264000c000200000000000000000023000a00212f2e2d242f40252b5d5b05402b5de69d8700b587c00e56da8545a2"], 0x64}, 0x1, 0x0, 0x0, 0x20000000}, 0x4008080) 15:39:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x7000000) 15:39:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24f, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:30 executing program 5: bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000480)={0xffffffffffffffff, 0xe0, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, &(0x7f00000002c0)=[0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, &(0x7f0000000300)=[0x0, 0x0], &(0x7f0000000340)=[0x0], 0x0, 0x8, &(0x7f0000000380)=[{}, {}], 0x10, 0x10, &(0x7f00000003c0), &(0x7f0000000400), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000440)}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000600)={r0}, 0x4) sendmsg$L2TP_CMD_SESSION_CREATE(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20080000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x38, 0x0, 0x400, 0x70bd27, 0x25dfdbfd, {}, [@L2TP_ATTR_IFNAME={0x14, 0x8, 'veth0_to_hsr\x00'}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000000}, 0x800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) sendmsg$NL802154_CMD_DEL_SEC_DEV(r4, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x14, r3, 0x10}, 0x14}}, 0x48010) 15:39:30 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) setsockopt$netrom_NETROM_T4(0xffffffffffffffff, 0x103, 0x6, &(0x7f0000000000)=0x1, 0x4) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c0002eb010000000000000004000780"], 0x24}}, 0x0) 15:39:30 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x5}]}]}, 0x34}}, 0x48010) 15:39:30 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000540)={'vcan0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r6, &(0x7f0000000700)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000006c0)={&(0x7f0000000740)={0x104, 0x0, 0x8, 0x70bd26, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x2}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x4}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x5}, @MPTCP_PM_ATTR_ADDR={0x38, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r7}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x7}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @loopback}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x1}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast2}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x7}]}, @MPTCP_PM_ATTR_ADDR={0x60, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x6}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private2={0xfc, 0x2, '\x00', 0x1}}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @initdev={0xac, 0x1e, 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @local}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}]}, 0x104}, 0x1, 0x0, 0x0, 0xc0}, 0x4080) pipe(&(0x7f0000000200)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r11, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r11}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r12}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r13, &(0x7f00000004c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000480)={&(0x7f0000000300)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="08250300000005000a002a0043980c000800090000000000000004000a0008000a006e6264000c000200000000000000000023000a00212f2e2d242f40252b5d5b05402b5de69d8700b587c00e56da8545a2"], 0x64}, 0x1, 0x0, 0x0, 0x20000000}, 0x4008080) [ 3370.034007][T28849] nbd: socks must be embedded in a SOCK_ITEM attr 15:39:30 executing program 5: bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000480)={0xffffffffffffffff, 0xe0, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, &(0x7f00000002c0)=[0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, &(0x7f0000000300)=[0x0, 0x0], &(0x7f0000000340)=[0x0], 0x0, 0x8, &(0x7f0000000380)=[{}, {}], 0x10, 0x10, &(0x7f00000003c0), &(0x7f0000000400), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000440)}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000600)={r0}, 0x4) (async) sendmsg$L2TP_CMD_SESSION_CREATE(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20080000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x38, 0x0, 0x400, 0x70bd27, 0x25dfdbfd, {}, [@L2TP_ATTR_IFNAME={0x14, 0x8, 'veth0_to_hsr\x00'}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000000}, 0x800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) sendmsg$NL802154_CMD_DEL_SEC_DEV(r4, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x14, r3, 0x10}, 0x14}}, 0x48010) 15:39:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x300, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xf000000) 15:39:31 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) setsockopt$netrom_NETROM_T4(0xffffffffffffffff, 0x103, 0x6, &(0x7f0000000000)=0x1, 0x4) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c0002eb010000000000000004000780"], 0x24}}, 0x0) 15:39:31 executing program 5: bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000480)={0xffffffffffffffff, 0xe0, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, &(0x7f00000002c0)=[0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, &(0x7f0000000300)=[0x0, 0x0], &(0x7f0000000340)=[0x0], 0x0, 0x8, &(0x7f0000000380)=[{}, {}], 0x10, 0x10, &(0x7f00000003c0), &(0x7f0000000400), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000440)}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000600)={r0}, 0x4) sendmsg$L2TP_CMD_SESSION_CREATE(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20080000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x38, 0x0, 0x400, 0x70bd27, 0x25dfdbfd, {}, [@L2TP_ATTR_IFNAME={0x14, 0x8, 'veth0_to_hsr\x00'}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000000}, 0x800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) sendmsg$NL802154_CMD_DEL_SEC_DEV(r4, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x14, r3, 0x10}, 0x14}}, 0x48010) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000480)={0xffffffffffffffff, 0xe0, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, &(0x7f00000002c0)=[0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x2, 0x1, &(0x7f0000000300)=[0x0, 0x0], &(0x7f0000000340)=[0x0], 0x0, 0x8, &(0x7f0000000380)=[{}, {}], 0x10, 0x10, &(0x7f00000003c0), &(0x7f0000000400), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000440)}}, 0x10) (async) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000600)={r0}, 0x4) (async) sendmsg$L2TP_CMD_SESSION_CREATE(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20080000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x38, 0x0, 0x400, 0x70bd27, 0x25dfdbfd, {}, [@L2TP_ATTR_IFNAME={0x14, 0x8, 'veth0_to_hsr\x00'}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}, @L2TP_ATTR_L2SPEC_LEN={0x5, 0x6, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000000}, 0x800) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r2) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r4, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x14, r3, 0x10}, 0x14}}, 0x48010) (async) [ 3370.175742][T28860] nbd: must specify a size in bytes for the device 15:39:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x6}]}]}, 0x34}}, 0x48010) 15:39:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x500, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:31 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) setsockopt$netrom_NETROM_T4(0xffffffffffffffff, 0x103, 0x6, &(0x7f0000000000)=0x1, 0x4) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c0002eb010000000000000004000780"], 0x24}}, 0x0) 15:39:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x9}]}]}, 0x34}}, 0x48010) 15:39:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x7be056c0) 15:39:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000540)={'vcan0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r6, &(0x7f0000000700)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000006c0)={&(0x7f0000000740)={0x104, 0x0, 0x8, 0x70bd26, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x2}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x4}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x5}, @MPTCP_PM_ATTR_ADDR={0x38, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r7}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x7}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @loopback}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x1}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast2}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x7}]}, @MPTCP_PM_ATTR_ADDR={0x60, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x6}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private2={0xfc, 0x2, '\x00', 0x1}}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @initdev={0xac, 0x1e, 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @local}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}]}, 0x104}, 0x1, 0x0, 0x0, 0xc0}, 0x4080) pipe(&(0x7f0000000200)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r11, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r11}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r12}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r13, &(0x7f00000004c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000480)={&(0x7f0000000300)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="08250300000005000a002a0043980c000800090000000000000004000a0008000a006e6264000c000200000000000000000023000a00212f2e2d242f40252b5d5b05402b5de69d8700b587c00e56da8545a2"], 0x64}, 0x1, 0x0, 0x0, 0x20000000}, 0x4008080) 15:39:31 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$TUNSETFILTEREBPF(r2, 0x800454e1, &(0x7f0000000040)) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0xa}]}]}, 0x34}}, 0x48010) 15:39:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="001000000000000057a30300000000000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) 15:39:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x600, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x9effffff) 15:39:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xc056e07b) 15:39:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000540)={'vcan0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r6, &(0x7f0000000700)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000006c0)={&(0x7f0000000740)={0x104, 0x0, 0x8, 0x70bd26, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x2}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x4}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x5}, @MPTCP_PM_ATTR_ADDR={0x38, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r7}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x7}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @loopback}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x1}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast2}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x7}]}, @MPTCP_PM_ATTR_ADDR={0x60, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x6}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private2={0xfc, 0x2, '\x00', 0x1}}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @initdev={0xac, 0x1e, 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @local}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}]}, 0x104}, 0x1, 0x0, 0x0, 0xc0}, 0x4080) pipe(&(0x7f0000000200)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r11, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r11}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r12}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r13, &(0x7f00000004c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000480)={&(0x7f0000000300)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="08250300000005000a002a0043980c000800090000000000000004000a0008000a006e6264000c000200000000000000000023000a00212f2e2d242f40252b5d5b05402b5de69d8700b587c00e56da8545a2"], 0x64}, 0x1, 0x0, 0x0, 0x20000000}, 0x4008080) 15:39:31 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$TUNSETFILTEREBPF(r2, 0x800454e1, &(0x7f0000000040)) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xf0ffffff) 15:39:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0xb}]}]}, 0x34}}, 0x48010) 15:39:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x700, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="001000000000000057a30300000000000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="001000000000000057a30300000000000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) (async) 15:39:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xfffff000) 15:39:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x10}]}]}, 0x34}}, 0x48010) 15:39:31 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$TUNSETFILTEREBPF(r2, 0x800454e1, &(0x7f0000000040)) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) pipe(&(0x7f0000000000)) (async) ioctl$TUNSETFILTEREBPF(r2, 0x800454e1, &(0x7f0000000040)) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async) 15:39:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xffffff7f) 15:39:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000540)={'vcan0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r6, &(0x7f0000000700)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000006c0)={&(0x7f0000000740)={0x104, 0x0, 0x8, 0x70bd26, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x2}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x4}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x5}, @MPTCP_PM_ATTR_ADDR={0x38, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r7}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x7}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @loopback}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x1}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast2}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x7}]}, @MPTCP_PM_ATTR_ADDR={0x60, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x6}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private2={0xfc, 0x2, '\x00', 0x1}}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @initdev={0xac, 0x1e, 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @local}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}]}, 0x104}, 0x1, 0x0, 0x0, 0xc0}, 0x4080) pipe(&(0x7f0000000200)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r11, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r11}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r12}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 15:39:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="001000000000000057a30300000000000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="001000000000000057a30300000000000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) (async) 15:39:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x11}]}]}, 0x34}}, 0x48010) 15:39:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x900, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xffffff9e) 15:39:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x2f}]}]}, 0x34}}, 0x48010) 15:39:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0xa00, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:31 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000cd998314e79622bb621e0020e1f3c0980b1a347c026921cc0800000000010000000c00040000010000000000000c0002000000000000003cdf92dcff789c32549336227ba5bd9b7335225240276fd5e2aa0585f69cbd5fd20425a82c3171b9a8458a7c31ee000000000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) 15:39:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000540)={'vcan0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r6, &(0x7f0000000700)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000006c0)={&(0x7f0000000740)={0x104, 0x0, 0x8, 0x70bd26, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x2}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x4}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x5}, @MPTCP_PM_ATTR_ADDR={0x38, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r7}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x7}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @loopback}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x1}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast2}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x7}]}, @MPTCP_PM_ATTR_ADDR={0x60, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x6}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private2={0xfc, 0x2, '\x00', 0x1}}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @initdev={0xac, 0x1e, 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @local}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}]}, 0x104}, 0x1, 0x0, 0x0, 0xc0}, 0x4080) pipe(&(0x7f0000000200)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r11, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r11}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r12}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xfffffff0) 15:39:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xf0ffffffffffff) 15:39:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x46}]}]}, 0x34}}, 0x48010) 15:39:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0xb92, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000cd998314e79622bb621e0020e1f3c0980b1a347c026921cc0800000000010000000c00040000010000000000000c0002000000000000003cdf92dcff789c32549336227ba5bd9b7335225240276fd5e2aa0585f69cbd5fd20425a82c3171b9a8458a7c31ee000000000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) 15:39:32 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x100000000000000) [ 3371.259429][T28996] nbd: must specify a size in bytes for the device 15:39:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x8}]}]}, 0x34}}, 0x48010) 15:39:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000540)={'vcan0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r6, &(0x7f0000000700)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000006c0)={&(0x7f0000000740)={0x104, 0x0, 0x8, 0x70bd26, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x2}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x4}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x5}, @MPTCP_PM_ATTR_ADDR={0x38, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r7}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x7}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @loopback}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x1}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast2}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x7}]}, @MPTCP_PM_ATTR_ADDR={0x60, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x6}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private2={0xfc, 0x2, '\x00', 0x1}}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @initdev={0xac, 0x1e, 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @local}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}]}, 0x104}, 0x1, 0x0, 0x0, 0xc0}, 0x4080) pipe(&(0x7f0000000200)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r11, 0x40047211, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r11}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) [ 3371.399768][T29010] nbd: must specify a size in bytes for the device 15:39:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000cd998314e79622bb621e0020e1f3c0980b1a347c026921cc0800000000010000000c00040000010000000000000c0002000000000000003cdf92dcff789c32549336227ba5bd9b7335225240276fd5e2aa0585f69cbd5fd20425a82c3171b9a8458a7c31ee000000000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) 15:39:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0xc66, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x200000000000000) 15:39:32 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000000), r2) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async) [ 3371.451982][T29018] nbd: socks must be embedded in a SOCK_ITEM attr 15:39:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000540)={'vcan0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r6, &(0x7f0000000700)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000006c0)={&(0x7f0000000740)={0x104, 0x0, 0x8, 0x70bd26, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x2}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x4}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x5}, @MPTCP_PM_ATTR_ADDR={0x38, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r7}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x7}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @loopback}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x1}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast2}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x7}]}, @MPTCP_PM_ATTR_ADDR={0x60, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x6}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private2={0xfc, 0x2, '\x00', 0x1}}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @initdev={0xac, 0x1e, 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @local}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}]}, 0x104}, 0x1, 0x0, 0x0, 0xc0}, 0x4080) pipe(&(0x7f0000000200)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r11}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x9}]}]}, 0x34}}, 0x48010) 15:39:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x300000000000000) [ 3371.553760][T29027] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x1400, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0xa}]}]}, 0x34}}, 0x48010) [ 3371.643252][T29028] nbd: must specify a size in bytes for the device 15:39:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c0004f3fffffffffffffb000c400600030000000300000c000600000000000040000000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r3, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) sendmsg$NL802154_CMD_GET_WPAN_PHY(r0, &(0x7f00000005c0)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000480)={&(0x7f0000000540)={0x5c, r4, 0x1, 0x70bd2b, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x5c}, 0x1, 0x0, 0x0, 0x24008008}, 0x4004810) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000200), r0) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000240)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(r6, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0xfe27, r7, 0x8, 0x70bd2a, 0x25dfdbfb, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8000}, 0x20000000) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f00000006c0)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x34, 0x0, 0x4, 0x70bd29, 0x25dfdbff, {}, [@WGDEVICE_A_LISTEN_PORT={0x6, 0x6, 0x4e21}, @WGDEVICE_A_LISTEN_PORT={0x6, 0x6, 0x4e23}, @WGDEVICE_A_FWMARK={0x8, 0x7, 0x433d}, @WGDEVICE_A_FWMARK={0x8, 0x7, 0xf6e}]}, 0x34}}, 0x40000) r10 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r9, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r10, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) sendmsg$NL802154_CMD_GET_INTERFACE(r6, &(0x7f0000000700)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x38, r10, 0x300, 0x70bd29, 0x25dfdbfe}, 0x38}, 0x1, 0x0, 0x0, 0x8000}, 0x48044) 15:39:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000540)={'vcan0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r6, &(0x7f0000000700)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000006c0)={&(0x7f0000000740)={0x104, 0x0, 0x8, 0x70bd26, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x2}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x4}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x5}, @MPTCP_PM_ATTR_ADDR={0x38, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r7}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x7}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @loopback}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x1}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast2}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x7}]}, @MPTCP_PM_ATTR_ADDR={0x60, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x6}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private2={0xfc, 0x2, '\x00', 0x1}}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @initdev={0xac, 0x1e, 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @local}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}]}, 0x104}, 0x1, 0x0, 0x0, 0xc0}, 0x4080) pipe(&(0x7f0000000200)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:32 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$IPVS_CMD_NEW_SERVICE(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x30, 0x0, 0x400, 0x70bd25, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x9}, @IPVS_CMD_ATTR_DAEMON={0x14, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e24}]}]}, 0x30}, 0x1, 0x0, 0x0, 0x50}, 0x20000000) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x2c}}, 0x0) [ 3371.724708][T29044] debugfs: Directory 'nbd1' with parent 'block' already present! 15:39:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x1700, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x25}]}]}, 0x34}}, 0x48010) 15:39:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x400000000000000) 15:39:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x1f00, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3371.831762][T29059] nbd: must specify at least one socket 15:39:32 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) sendmsg$IPVS_CMD_NEW_SERVICE(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x30, 0x0, 0x400, 0x70bd25, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x9}, @IPVS_CMD_ATTR_DAEMON={0x14, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e24}]}]}, 0x30}, 0x1, 0x0, 0x0, 0x50}, 0x20000000) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x2c}}, 0x0) 15:39:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000540)={'vcan0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r6, &(0x7f0000000700)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000006c0)={&(0x7f0000000740)={0x104, 0x0, 0x8, 0x70bd26, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x2}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x4}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x5}, @MPTCP_PM_ATTR_ADDR={0x38, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r7}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x7}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @loopback}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x1}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast2}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x7}]}, @MPTCP_PM_ATTR_ADDR={0x60, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x6}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private2={0xfc, 0x2, '\x00', 0x1}}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @initdev={0xac, 0x1e, 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @local}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}]}, 0x104}, 0x1, 0x0, 0x0, 0xc0}, 0x4080) pipe(&(0x7f0000000200)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x46}]}]}, 0x34}}, 0x48010) 15:39:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c0004f3fffffffffffffb000c400600030000000300000c000600000000000040000000"], 0x3c}}, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) (rerun: 32) sendmsg$NL802154_CMD_SET_CHANNEL(r3, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) (async) sendmsg$NL802154_CMD_GET_WPAN_PHY(r0, &(0x7f00000005c0)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000480)={&(0x7f0000000540)={0x5c, r4, 0x1, 0x70bd2b, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x5c}, 0x1, 0x0, 0x0, 0x24008008}, 0x4004810) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000200), r0) (async) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000240)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(r6, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0xfe27, r7, 0x8, 0x70bd2a, 0x25dfdbfb, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8000}, 0x20000000) (async) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f00000006c0)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x34, 0x0, 0x4, 0x70bd29, 0x25dfdbff, {}, [@WGDEVICE_A_LISTEN_PORT={0x6, 0x6, 0x4e21}, @WGDEVICE_A_LISTEN_PORT={0x6, 0x6, 0x4e23}, @WGDEVICE_A_FWMARK={0x8, 0x7, 0x433d}, @WGDEVICE_A_FWMARK={0x8, 0x7, 0xf6e}]}, 0x34}}, 0x40000) r10 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r9, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r10, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) (async) sendmsg$NL802154_CMD_GET_INTERFACE(r6, &(0x7f0000000700)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x38, r10, 0x300, 0x70bd29, 0x25dfdbfe}, 0x38}, 0x1, 0x0, 0x0, 0x8000}, 0x48044) [ 3372.029372][T29073] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2000, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x700000000000000) 15:39:33 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x63}]}]}, 0x34}}, 0x48010) [ 3372.133452][T29085] nbd: socks must be embedded in a SOCK_ITEM attr 15:39:33 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$IPVS_CMD_NEW_SERVICE(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x30, 0x0, 0x400, 0x70bd25, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x9}, @IPVS_CMD_ATTR_DAEMON={0x14, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e24}]}]}, 0x30}, 0x1, 0x0, 0x0, 0x50}, 0x20000000) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x2c}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) sendmsg$IPVS_CMD_NEW_SERVICE(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x30, 0x0, 0x400, 0x70bd25, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x9}, @IPVS_CMD_ATTR_DAEMON={0x14, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e24}]}]}, 0x30}, 0x1, 0x0, 0x0, 0x50}, 0x20000000) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x2c}}, 0x0) (async) 15:39:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000540)={'vcan0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r6, &(0x7f0000000700)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000006c0)={&(0x7f0000000740)={0x104, 0x0, 0x8, 0x70bd26, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x2}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x4}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x5}, @MPTCP_PM_ATTR_ADDR={0x38, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r7}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x7}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @loopback}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x1}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast2}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x7}]}, @MPTCP_PM_ATTR_ADDR={0x60, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x6}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private2={0xfc, 0x2, '\x00', 0x1}}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @initdev={0xac, 0x1e, 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @local}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}]}, 0x104}, 0x1, 0x0, 0x0, 0xc0}, 0x4080) pipe(&(0x7f0000000200)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2300, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xf00000000000000) 15:39:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c0004f3fffffffffffffb000c400600030000000300000c000600000000000040000000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r3, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) sendmsg$NL802154_CMD_GET_WPAN_PHY(r0, &(0x7f00000005c0)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000480)={&(0x7f0000000540)={0x5c, r4, 0x1, 0x70bd2b, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x5c}, 0x1, 0x0, 0x0, 0x24008008}, 0x4004810) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r7 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000200), r0) (async) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000240)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(r6, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0xfe27, r7, 0x8, 0x70bd2a, 0x25dfdbfb, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8000}, 0x20000000) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f00000006c0)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x34, 0x0, 0x4, 0x70bd29, 0x25dfdbff, {}, [@WGDEVICE_A_LISTEN_PORT={0x6, 0x6, 0x4e21}, @WGDEVICE_A_LISTEN_PORT={0x6, 0x6, 0x4e23}, @WGDEVICE_A_FWMARK={0x8, 0x7, 0x433d}, @WGDEVICE_A_FWMARK={0x8, 0x7, 0xf6e}]}, 0x34}}, 0x40000) r10 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r9, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r10, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) (async) sendmsg$NL802154_CMD_GET_INTERFACE(r6, &(0x7f0000000700)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x38, r10, 0x300, 0x70bd29, 0x25dfdbfe}, 0x38}, 0x1, 0x0, 0x0, 0x8000}, 0x48044) [ 3372.314052][T29107] nbd: socks must be embedded in a SOCK_ITEM attr 15:39:33 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x600}]}]}, 0x34}}, 0x48010) 15:39:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2400, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3372.360163][T29110] nbd: must specify at least one socket 15:39:33 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) ioctl$FAT_IOCTL_SET_ATTRIBUTES(0xffffffffffffffff, 0x40047211, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x64, r2, 0x1, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x24}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xce4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x8000}, 0x20000004) 15:39:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000540)={'vcan0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_ADD_ADDR(r6, &(0x7f0000000700)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000006c0)={&(0x7f0000000740)={0x104, 0x0, 0x8, 0x70bd26, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x2}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}, @MPTCP_PM_ATTR_ADDR={0x4}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x5}, @MPTCP_PM_ATTR_ADDR={0x38, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r7}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x7}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @loopback}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x1}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast2}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x7}]}, @MPTCP_PM_ATTR_ADDR={0x60, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x6}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private2={0xfc, 0x2, '\x00', 0x1}}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @initdev={0xac, 0x1e, 0x1, 0x0}}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @local}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}]}, 0x104}, 0x1, 0x0, 0x0, 0xc0}, 0x4080) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x7be056c000000000) [ 3372.450451][T29113] block (null): Could not allocate knbd recv work queue. [ 3372.477831][T29113] nbd: failed to add new device 15:39:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r5) sendmsg$IEEE802154_LIST_IFACE(r5, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, 0x0, 0x200, 0x70bd2a, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x40}, 0x1, 0x0, 0x0, 0x4010}, 0x0) sendmsg$NL802154_CMD_DEL_SEC_KEY(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000001c0), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) [ 3372.519073][T29126] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:33 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) ioctl$FAT_IOCTL_SET_ATTRIBUTES(0xffffffffffffffff, 0x40047211, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x64, r2, 0x1, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x24}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xce4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x8000}, 0x20000004) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r3) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(0xffffffffffffffff, 0x40047211, 0x0) (async) pipe(&(0x7f0000000100)) (async) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x64, r2, 0x1, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x24}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xce4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x8000}, 0x20000004) (async) 15:39:33 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x9}}, 0x48010) 15:39:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x3e00, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:33 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0xf}}, 0x48010) 15:39:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x9effffff00000000) 15:39:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f0000000540)={'vcan0\x00'}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r5) sendmsg$IEEE802154_LIST_IFACE(r5, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, 0x0, 0x200, 0x70bd2a, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x40}, 0x1, 0x0, 0x0, 0x4010}, 0x0) sendmsg$NL802154_CMD_DEL_SEC_KEY(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000001c0), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r5) (async) sendmsg$IEEE802154_LIST_IFACE(r5, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, 0x0, 0x200, 0x70bd2a, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x40}, 0x1, 0x0, 0x0, 0x4010}, 0x0) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000001c0), r4) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) [ 3372.790938][T29151] debugfs: Directory 'nbd1' with parent 'block' already present! 15:39:33 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x14}}, 0x48010) 15:39:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x3f00, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) [ 3372.911031][T29158] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xf0ffffff00000000) 15:39:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x4800, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:33 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) ioctl$FAT_IOCTL_SET_ATTRIBUTES(0xffffffffffffffff, 0x40047211, 0x0) pipe(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x64, r2, 0x1, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x24}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xce4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x8000}, 0x20000004) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000000), r3) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(0xffffffffffffffff, 0x40047211, 0x0) (async) pipe(&(0x7f0000000100)) (async) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x64, r2, 0x1, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x24}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xce4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}]}, 0x64}, 0x1, 0x0, 0x0, 0x8000}, 0x20000004) (async) 15:39:33 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x25}}, 0x48010) 15:39:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) pipe(&(0x7f0000000000)) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xffffff7f00000000) 15:39:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x30}}, 0x48010) [ 3373.250574][T29201] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r5) sendmsg$IEEE802154_LIST_IFACE(r5, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, 0x0, 0x200, 0x70bd2a, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x40}, 0x1, 0x0, 0x0, 0x4010}, 0x0) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000001c0), r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x37}}, 0x48010) 15:39:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0xfffffffffffff000) 15:39:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x4c00, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:34 executing program 1: pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r0, 0x40047211, 0x0) r1 = openat$cgroup_freezer_state(r0, 0x0, 0x2, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r2) syz_genetlink_get_family_id$nbd(0x0, r2) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000100)={&(0x7f0000000040)='./file0\x00', 0x1}, 0x10) ioctl$BTRFS_IOC_GET_FEATURES(r1, 0x80189439, &(0x7f0000000000)) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x34, 0x0, 0x2, 0x70bd28, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0xc7}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0xe4}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r4}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000800}, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYBLOB="680000008bf4e15d9eae7a8262354b9b24b6f9750c3a4b9bc934668be40865aafaeae72dac8bbf6f67c0a32f703e07c8604d2a89b43333cba5eca6bfb3d04bf2489662ba6de280224290b391804a7869aa6e87528d08176b93f48abe180f3b1035cc8b7c", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000001c000200000000a708660e002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) ioctl$sock_SIOCGIFINDEX_802154(r4, 0x8933, &(0x7f0000000400)={'wpan3\x00'}) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000200)={'wpan3\x00', 0x0}) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000440), r7) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r5, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x3c, 0x0, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x6}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x3}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x1}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r6}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4000}, 0x48041) 15:39:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="20000002393bffd740ee93139ffd4476264cb456ab010be059b76371a7ef78949a4f7d06b8cfb5a1ce9057eeb5679d9558648b96a78df31ab5d505a2e60b2666ba3b82587ea326701bad6682c0b005d8d752cbb3cc65eb414ae0483336a49902edc85bf9820a4de035c1454c3f4dd78c44fecc11eda4c6f0aea13ce254b93a96121f05e687e81ab6f25dcddba1e9502b14296755cf1cd91108ac1f345e1a65230b73d62e2b37bd100c4036dee5425b64d0c7549954ad6e439e", @ANYRES16=0x0, @ANYBLOB="000428bd7000fbdbdf25300000000a0001007770616e34000000"], 0x20}, 0x1, 0x0, 0x0, 0x810}, 0x68000) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 15:39:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x46}}, 0x48010) 15:39:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x4f02, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3373.579919][T29245] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:34 executing program 1: pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r0, 0x40047211, 0x0) (async, rerun: 32) r1 = openat$cgroup_freezer_state(r0, 0x0, 0x2, 0x0) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r2) (async) syz_genetlink_get_family_id$nbd(0x0, r2) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000100)={&(0x7f0000000040)='./file0\x00', 0x1}, 0x10) (async) ioctl$BTRFS_IOC_GET_FEATURES(r1, 0x80189439, &(0x7f0000000000)) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x34, 0x0, 0x2, 0x70bd28, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0xc7}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0xe4}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r4}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000800}, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="20000002393bffd740ee93139ffd4476264cb456ab010be059b76371a7ef78949a4f7d06b8cfb5a1ce9057eeb5679d9558648b96a78df31ab5d505a2e60b2666ba3b82587ea326701bad6682c0b005d8d752cbb3cc65eb414ae0483336a49902edc85bf9820a4de035c1454c3f4dd78c44fecc11eda4c6f0aea13ce254b93a96121f05e687e81ab6f25dcddba1e9502b14296755cf1cd91108ac1f345e1a65230b73d62e2b37bd100c4036dee5425b64d0c7549954ad6e439e", @ANYRES16=0x0, @ANYBLOB="000428bd7000fbdbdf25300000000a0001007770616e34000000"], 0x20}, 0x1, 0x0, 0x0, 0x810}, 0x68000) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 15:39:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) [ 3373.648588][T29248] debugfs: Directory 'nbd1' with parent 'block' already present! 15:39:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x63}}, 0x48010) 15:39:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x6000, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:34 executing program 1: pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r0, 0x40047211, 0x0) (async) r1 = openat$cgroup_freezer_state(r0, 0x0, 0x2, 0x0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r2) syz_genetlink_get_family_id$nbd(0x0, r2) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000100)={&(0x7f0000000040)='./file0\x00', 0x1}, 0x10) ioctl$BTRFS_IOC_GET_FEATURES(r1, 0x80189439, &(0x7f0000000000)) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) (async, rerun: 32) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x34, 0x0, 0x2, 0x70bd28, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0xc7}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0xe4}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r4}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000800}, 0x10) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x660c, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYBLOB="680000008bf4e15d9eae7a8262354b9b24b6f9750c3a4b9bc934668be40865aafaeae72dac8bbf6f67c0a32f703e07c8604d2a89b43333cba5eca6bfb3d04bf2489662ba6de280224290b391804a7869aa6e87528d08176b93f48abe180f3b1035cc8b7c", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000001c000200000000a708660e002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) (async) ioctl$sock_SIOCGIFINDEX_802154(r4, 0x8933, &(0x7f0000000400)={'wpan3\x00'}) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000200)={'wpan3\x00', 0x0}) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000440), r7) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r5, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x3c, 0x0, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x6}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x3}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x1}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r6}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4000}, 0x48041) 15:39:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="20000002393bffd740ee93139ffd4476264cb456ab010be059b76371a7ef78949a4f7d06b8cfb5a1ce9057eeb5679d9558648b96a78df31ab5d505a2e60b2666ba3b82587ea326701bad6682c0b005d8d752cbb3cc65eb414ae0483336a49902edc85bf9820a4de035c1454c3f4dd78c44fecc11eda4c6f0aea13ce254b93a96121f05e687e81ab6f25dcddba1e9502b14296755cf1cd91108ac1f345e1a65230b73d62e2b37bd100c4036dee5425b64d0c7549954ad6e439e", @ANYRES16=0x0, @ANYBLOB="000428bd7000fbdbdf25300000000a0001007770616e34000000"], 0x20}, 0x1, 0x0, 0x0, 0x810}, 0x68000) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="20000002393bffd740ee93139ffd4476264cb456ab010be059b76371a7ef78949a4f7d06b8cfb5a1ce9057eeb5679d9558648b96a78df31ab5d505a2e60b2666ba3b82587ea326701bad6682c0b005d8d752cbb3cc65eb414ae0483336a49902edc85bf9820a4de035c1454c3f4dd78c44fecc11eda4c6f0aea13ce254b93a96121f05e687e81ab6f25dcddba1e9502b14296755cf1cd91108ac1f345e1a65230b73d62e2b37bd100c4036dee5425b64d0c7549954ad6e439e", @ANYRES16=0x0, @ANYBLOB="000428bd7000fbdbdf25300000000a0001007770616e34000000"], 0x20}, 0x1, 0x0, 0x0, 0x810}, 0x68000) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) (async) 15:39:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0xc0}}, 0x48010) 15:39:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x6800, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:34 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="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"], 0x24}}, 0x0) 15:39:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0xec0}}, 0x48010) [ 3374.092199][T29294] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x6c00, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3374.191540][T29310] nbd: must specify at least one socket 15:39:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYBLOB="680000008bf4e15d9eae7a8262354b9b24b6f9750c3a4b9bc934668be40865aafaeae72dac8bbf6f67c0a32f703e07c8604d2a89b43333cba5eca6bfb3d04bf2489662ba6de280224290b391804a7869aa6e87528d08176b93f48abe180f3b1035cc8b7c", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000001c000200000000a708660e002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) (async, rerun: 64) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) (async, rerun: 32) ioctl$sock_SIOCGIFINDEX_802154(r4, 0x8933, &(0x7f0000000400)={'wpan3\x00'}) (async, rerun: 32) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000200)={'wpan3\x00', 0x0}) (async, rerun: 32) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000440), r7) (async, rerun: 32) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r5, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x3c, 0x0, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x6}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x3}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x1}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r6}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4000}, 0x48041) (rerun: 32) 15:39:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) sendmsg$NL802154_CMD_GET_SEC_LEVEL(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x2c, 0x0, 0x500, 0x70bd2b, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000090}, 0x4040) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 15:39:35 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async, rerun: 64) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="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"], 0x24}}, 0x0) 15:39:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x33fe0}}, 0x48010) [ 3374.306428][T29320] __nla_validate_parse: 185 callbacks suppressed [ 3374.306447][T29320] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3374.333697][T29320] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3374.344291][T29320] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 15:39:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x7400, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3374.400414][T29327] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 15:39:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000500), r0) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r2, &(0x7f00000005c0)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000580)={&(0x7f0000000540)={0x2c, r3, 0x8, 0x70bd2d, 0x25dfdbfb, {}, [@NL802154_ATTR_MIN_BE={0x5, 0x11, 0x1}, @NL802154_ATTR_MAX_BE={0x5, 0x10, 0xff}, @NL802154_ATTR_MIN_BE={0x5, 0x11, 0x40}]}, 0x2c}}, 0x4040084) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r4 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000340), r2) sendmsg$NLBL_UNLABEL_C_LIST(r0, &(0x7f0000000480)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000440)={&(0x7f0000000380)={0xc0, r4, 0x400, 0x70bd2d, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @local}, @NLBL_UNLABEL_A_SECCTX={0x2c, 0x7, 'system_u:object_r:inetd_child_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @empty}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @ipv4={'\x00', '\xff\xff', @loopback}}, @NLBL_UNLABEL_A_SECCTX={0x27, 0x7, 'system_u:object_r:dhcpd_state_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010102}]}, 0xc0}, 0x1, 0x0, 0x0, 0x40}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="317766aa4968accaa343690feeaa076c4108d7acdcd7524d4bbc6a24a113def41cc78de0aab1303ef705160d2e694e81f3309369521da9e8750214944c630222175de4ac0aba9b9bae0ac6aa58f6340205000000000000005c6589a445d19c1e336148125901a7c939d36eb56e8b7ded36429a0c81020036514066b6b661b1ff0000006677414db5cc621c0dfc68abf61e7e2a40316cbd4a20fcdea6440df945b4b2d90dec57dab1192f28478e9406234d38eaaaa2fc", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) 15:39:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) (async) sendmsg$NL802154_CMD_GET_SEC_LEVEL(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x2c, 0x0, 0x500, 0x70bd2b, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000090}, 0x4040) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 15:39:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) [ 3374.466227][T29334] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 15:39:35 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="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"], 0x24}}, 0x0) (rerun: 64) [ 3374.515495][T29334] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 15:39:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x7a00, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x7ffff000}}, 0x48010) [ 3374.560197][T29343] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3374.575852][T29343] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3374.585465][T29343] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 15:39:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) (async, rerun: 64) sendmsg$NL802154_CMD_GET_SEC_LEVEL(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x2c, 0x0, 0x500, 0x70bd2b, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000090}, 0x4040) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 15:39:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000500), r0) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r2, &(0x7f00000005c0)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000580)={&(0x7f0000000540)={0x2c, r3, 0x8, 0x70bd2d, 0x25dfdbfb, {}, [@NL802154_ATTR_MIN_BE={0x5, 0x11, 0x1}, @NL802154_ATTR_MAX_BE={0x5, 0x10, 0xff}, @NL802154_ATTR_MIN_BE={0x5, 0x11, 0x40}]}, 0x2c}}, 0x4040084) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r4 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000340), r2) sendmsg$NLBL_UNLABEL_C_LIST(r0, &(0x7f0000000480)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000440)={&(0x7f0000000380)={0xc0, r4, 0x400, 0x70bd2d, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @local}, @NLBL_UNLABEL_A_SECCTX={0x2c, 0x7, 'system_u:object_r:inetd_child_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @empty}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @ipv4={'\x00', '\xff\xff', @loopback}}, @NLBL_UNLABEL_A_SECCTX={0x27, 0x7, 'system_u:object_r:dhcpd_state_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010102}]}, 0xc0}, 0x1, 0x0, 0x0, 0x40}, 0x0) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="317766aa4968accaa343690feeaa076c4108d7acdcd7524d4bbc6a24a113def41cc78de0aab1303ef705160d2e694e81f3309369521da9e8750214944c630222175de4ac0aba9b9bae0ac6aa58f6340205000000000000005c6589a445d19c1e336148125901a7c939d36eb56e8b7ded36429a0c81020036514066b6b661b1ff0000006677414db5cc621c0dfc68abf61e7e2a40316cbd4a20fcdea6440df945b4b2d90dec57dab1192f28478e9406234d38eaaaa2fc", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) [ 3374.618439][T29349] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 15:39:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x920b, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3374.714629][T29356] nbd: must specify at least one socket [ 3374.736860][T29356] nbd: must specify at least one socket 15:39:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000500), r0) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r2, &(0x7f00000005c0)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000580)={&(0x7f0000000540)={0x2c, r3, 0x8, 0x70bd2d, 0x25dfdbfb, {}, [@NL802154_ATTR_MIN_BE={0x5, 0x11, 0x1}, @NL802154_ATTR_MAX_BE={0x5, 0x10, 0xff}, @NL802154_ATTR_MIN_BE={0x5, 0x11, 0x40}]}, 0x2c}}, 0x4040084) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r4 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000340), r2) sendmsg$NLBL_UNLABEL_C_LIST(r0, &(0x7f0000000480)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000440)={&(0x7f0000000380)={0xc0, r4, 0x400, 0x70bd2d, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @local}, @NLBL_UNLABEL_A_SECCTX={0x2c, 0x7, 'system_u:object_r:inetd_child_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @empty}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @ipv4={'\x00', '\xff\xff', @loopback}}, @NLBL_UNLABEL_A_SECCTX={0x27, 0x7, 'system_u:object_r:dhcpd_state_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010102}]}, 0xc0}, 0x1, 0x0, 0x0, 0x40}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="317766aa4968accaa343690feeaa076c4108d7acdcd7524d4bbc6a24a113def41cc78de0aab1303ef705160d2e694e81f3309369521da9e8750214944c630222175de4ac0aba9b9bae0ac6aa58f6340205000000000000005c6589a445d19c1e336148125901a7c939d36eb56e8b7ded36429a0c81020036514066b6b661b1ff0000006677414db5cc621c0dfc68abf61e7e2a40316cbd4a20fcdea6440df945b4b2d90dec57dab1192f28478e9406234d38eaaaa2fc", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000500), r0) (async) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r2, &(0x7f00000005c0)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000580)={&(0x7f0000000540)={0x2c, r3, 0x8, 0x70bd2d, 0x25dfdbfb, {}, [@NL802154_ATTR_MIN_BE={0x5, 0x11, 0x1}, @NL802154_ATTR_MAX_BE={0x5, 0x10, 0xff}, @NL802154_ATTR_MIN_BE={0x5, 0x11, 0x40}]}, 0x2c}}, 0x4040084) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000340), r2) (async) sendmsg$NLBL_UNLABEL_C_LIST(r0, &(0x7f0000000480)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000440)={&(0x7f0000000380)={0xc0, r4, 0x400, 0x70bd2d, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast2}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @local}, @NLBL_UNLABEL_A_SECCTX={0x2c, 0x7, 'system_u:object_r:inetd_child_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @empty}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @ipv4={'\x00', '\xff\xff', @loopback}}, @NLBL_UNLABEL_A_SECCTX={0x27, 0x7, 'system_u:object_r:dhcpd_state_t:s0\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010102}]}, 0xc0}, 0x1, 0x0, 0x0, 0x40}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="317766aa4968accaa343690feeaa076c4108d7acdcd7524d4bbc6a24a113def41cc78de0aab1303ef705160d2e694e81f3309369521da9e8750214944c630222175de4ac0aba9b9bae0ac6aa58f6340205000000000000005c6589a445d19c1e336148125901a7c939d36eb56e8b7ded36429a0c81020036514066b6b661b1ff0000006677414db5cc621c0dfc68abf61e7e2a40316cbd4a20fcdea6440df945b4b2d90dec57dab1192f28478e9406234d38eaaaa2fc", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) (async) 15:39:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x7ffffffff000}}, 0x48010) 15:39:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000040), r3) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000100)={'wpan0\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r4, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x1c, r5, 0x400, 0x70bd25, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}]}, 0x1c}, 0x1, 0x0, 0x0, 0x28000010}, 0x4040040) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '%*\x02$\\'}]}, 0x50}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_GET_INTERFACE(r7, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x28, r5, 0x20, 0x70bd25, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x28}, 0x1, 0x0, 0x0, 0x8000}, 0x4080) [ 3374.791068][T29356] nbd: must specify at least one socket [ 3374.801054][T29356] nbd: must specify at least one socket [ 3374.814974][T29356] nbd: must specify at least one socket 15:39:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x9801, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3374.874318][T29356] nbd: must specify at least one socket [ 3374.949027][T29356] nbd: must specify at least one socket [ 3374.979225][T29384] nbd: must specify a size in bytes for the device [ 3374.992867][T29356] nbd: must specify at least one socket [ 3375.011170][T29356] nbd: must specify at least one socket [ 3375.039069][T29356] nbd: must specify at least one socket [ 3375.059105][T29356] nbd: must specify at least one socket [ 3375.065425][T29356] nbd: must specify at least one socket [ 3375.071427][T29356] nbd: must specify at least one socket [ 3375.077307][T29356] nbd: must specify at least one socket [ 3375.083071][T29356] nbd: must specify at least one socket [ 3375.090286][T29356] nbd: must specify at least one socket [ 3375.097170][T29356] nbd: must specify at least one socket [ 3375.102860][T29356] nbd: must specify at least one socket [ 3375.108645][T29356] nbd: must specify at least one socket [ 3375.114325][T29356] nbd: must specify at least one socket [ 3375.120122][T29356] nbd: must specify at least one socket [ 3375.125979][T29356] nbd: must specify at least one socket [ 3375.131662][T29356] nbd: must specify at least one socket [ 3375.137555][T29356] nbd: must specify at least one socket [ 3375.143348][T29356] nbd: must specify at least one socket [ 3375.149154][T29356] nbd: must specify at least one socket [ 3375.154930][T29356] nbd: must specify at least one socket [ 3375.161037][T29356] nbd: must specify at least one socket [ 3375.166823][T29356] nbd: must specify at least one socket [ 3375.172513][T29356] nbd: must specify at least one socket [ 3375.178303][T29356] nbd: must specify at least one socket [ 3375.184002][T29356] nbd: must specify at least one socket [ 3375.189789][T29356] nbd: must specify at least one socket [ 3375.197345][T29356] nbd: must specify at least one socket [ 3375.203030][T29356] nbd: must specify at least one socket [ 3375.208854][T29356] nbd: must specify at least one socket [ 3375.214603][T29356] nbd: must specify at least one socket [ 3375.220282][T29356] nbd: must specify at least one socket [ 3375.226073][T29356] nbd: must specify at least one socket [ 3375.231740][T29356] nbd: must specify at least one socket [ 3375.237507][T29356] nbd: must specify at least one socket [ 3375.243176][T29356] nbd: must specify at least one socket [ 3375.248928][T29356] nbd: must specify at least one socket [ 3375.254679][T29356] nbd: must specify at least one socket [ 3375.260357][T29356] nbd: must specify at least one socket [ 3375.266526][T29356] nbd: must specify at least one socket [ 3375.272193][T29356] nbd: must specify at least one socket [ 3375.277945][T29356] nbd: must specify at least one socket [ 3375.283603][T29356] nbd: must specify at least one socket [ 3375.289321][T29356] nbd: must specify at least one socket [ 3375.295064][T29356] nbd: must specify at least one socket [ 3375.300807][T29356] nbd: must specify at least one socket [ 3375.308783][T29356] nbd: must specify at least one socket [ 3375.314439][T29356] nbd: must specify at least one socket [ 3375.320883][T29356] nbd: must specify at least one socket [ 3375.326622][T29356] nbd: must specify at least one socket [ 3375.332275][T29356] nbd: must specify at least one socket [ 3375.338026][T29356] nbd: must specify at least one socket [ 3375.343719][T29356] nbd: must specify at least one socket [ 3375.349723][T29356] nbd: must specify at least one socket [ 3375.355530][T29356] nbd: must specify at least one socket 15:39:36 executing program 1: pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r0, 0x40047211, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00'}) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x8}, 0x48010) 15:39:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000040), r3) (async) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000100)={'wpan0\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r4, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x1c, r5, 0x400, 0x70bd25, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}]}, 0x1c}, 0x1, 0x0, 0x0, 0x28000010}, 0x4040040) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '%*\x02$\\'}]}, 0x50}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_GET_INTERFACE(r7, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x28, r5, 0x20, 0x70bd25, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x28}, 0x1, 0x0, 0x0, 0x8000}, 0x4080) 15:39:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLIST(r1, &(0x7f0000000580)={&(0x7f0000000480), 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x80, 0x0, 0x300, 0x70bd27, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_SECCTX={0x27, 0x7, 'system_u:object_r:etc_aliases_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'syz_tun\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'batadv_slave_0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}]}, 0x80}}, 0x800) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20100}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB='4\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002dbd700801dbdf2530000000050033003a000000000035003f000000050035000000000008002200", @ANYRES32=r4, @ANYBLOB], 0x34}, 0x1, 0x0, 0x0, 0x80}, 0x800) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) sendmsg$NL802154_CMD_DEL_SEC_DEV(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000005c0)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000f2445b0a7151de4831056dfeb4d43ee869aa988dab895be5bf0613a9ea7316857ac73bb1c64a72dfc83689c75ac1fb9fa2a8b7d8dcc0feacd8fddfde4f17e7ec40eb107185b23f9bfdaea1aa6f8ec27a9c48a400349dd32672e2fc060a6a7b7e17def1d7640e6d4abe18728413215d00185f64d95a615ac6af01db2dae87374f5048fdf25386c8e1f50c9b17"], 0x3c}}, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="080001008bc0491912c505d554635eaac35093caf4f85d6de5f9226ffdb7803d00ca5de1038e1b1084e0797129b7dc54d147d1403500148f4c3d58dd2d6d905aeda6ce4d6a400df65cfd5d5e50c3f9d51c973271669de16010b68a6d02b318329f45de7079a412d916a9fb1eea8c8528549bed4be754095b2cf2c98da972f16d4a0c6c8f5bf1c702af2de621046226ecd67861706cf8f5b88cea8426643134961575b0dc9315fc61c2277dce4701b7614126ac47ce1524f789bc05a593dca8997abeba898701e4ef4e59a2787f289c834d2d0ad048316cc543f64ba0b6398bddbe6ccf5a2ebbefcb7285b63a4c9c0f", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) 15:39:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0xc089, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3375.361188][T29356] nbd: must specify at least one socket [ 3375.367331][T29356] nbd: must specify at least one socket [ 3375.373009][T29356] nbd: must specify at least one socket [ 3375.378724][T29356] nbd: must specify at least one socket 15:39:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) [ 3375.452665][T29411] nbd: must specify a size in bytes for the device 15:39:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r4, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000040), r3) (async) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000100)={'wpan0\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r4, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x1c, r5, 0x400, 0x70bd25, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}]}, 0x1c}, 0x1, 0x0, 0x0, 0x28000010}, 0x4040040) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '%*\x02$\\'}]}, 0x50}}, 0x0) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_GET_INTERFACE(r7, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x28, r5, 0x20, 0x70bd25, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x28}, 0x1, 0x0, 0x0, 0x8000}, 0x4080) 15:39:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0xf000, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:36 executing program 1: pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r0, 0x40047211, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00'}) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r0, 0x40047211, 0x0) (async) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00'}) (async) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) (async) syz_genetlink_get_family_id$nbd(0x0, r1) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async) 15:39:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x9}, 0x48010) 15:39:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket(0x8, 0x4, 0xfffffff7) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="0058ae00", @ANYRES16=r1, @ANYBLOB="0400fcffffff000000000100000011000a0026272a272e7b2e242d403a3a3a0000000c00050005010000000000000c00078008000100", @ANYRES32=r3, @ANYBLOB="0c00060002000000000000000c0005000401000000000000"], 0x58}}, 0x0) 15:39:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NL802154_CMD_DEL_SEC_KEY(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICLIST(r1, &(0x7f0000000580)={&(0x7f0000000480), 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x80, 0x0, 0x300, 0x70bd27, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_SECCTX={0x27, 0x7, 'system_u:object_r:etc_aliases_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'syz_tun\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'batadv_slave_0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}]}, 0x80}}, 0x800) (async, rerun: 64) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20100}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB='4\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002dbd700801dbdf2530000000050033003a000000000035003f000000050035000000000008002200", @ANYRES32=r4, @ANYBLOB], 0x34}, 0x1, 0x0, 0x0, 0x80}, 0x800) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000005c0)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000f2445b0a7151de4831056dfeb4d43ee869aa988dab895be5bf0613a9ea7316857ac73bb1c64a72dfc83689c75ac1fb9fa2a8b7d8dcc0feacd8fddfde4f17e7ec40eb107185b23f9bfdaea1aa6f8ec27a9c48a400349dd32672e2fc060a6a7b7e17def1d7640e6d4abe18728413215d00185f64d95a615ac6af01db2dae87374f5048fdf25386c8e1f50c9b17"], 0x3c}}, 0x10) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="080001008bc0491912c505d554635eaac35093caf4f85d6de5f9226ffdb7803d00ca5de1038e1b1084e0797129b7dc54d147d1403500148f4c3d58dd2d6d905aeda6ce4d6a400df65cfd5d5e50c3f9d51c973271669de16010b68a6d02b318329f45de7079a412d916a9fb1eea8c8528549bed4be754095b2cf2c98da972f16d4a0c6c8f5bf1c702af2de621046226ecd67861706cf8f5b88cea8426643134961575b0dc9315fc61c2277dce4701b7614126ac47ce1524f789bc05a593dca8997abeba898701e4ef4e59a2787f289c834d2d0ad048316cc543f64ba0b6398bddbe6ccf5a2ebbefcb7285b63a4c9c0f", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) 15:39:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24628, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICLIST(r1, &(0x7f0000000580)={&(0x7f0000000480), 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x80, 0x0, 0x300, 0x70bd27, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_SECCTX={0x27, 0x7, 'system_u:object_r:etc_aliases_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'syz_tun\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'batadv_slave_0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast2}}]}, 0x80}}, 0x800) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20100}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB='4\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002dbd700801dbdf2530000000050033003a000000000035003f000000050035000000000008002200", @ANYRES32=r4, @ANYBLOB], 0x34}, 0x1, 0x0, 0x0, 0x80}, 0x800) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000005c0)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000f2445b0a7151de4831056dfeb4d43ee869aa988dab895be5bf0613a9ea7316857ac73bb1c64a72dfc83689c75ac1fb9fa2a8b7d8dcc0feacd8fddfde4f17e7ec40eb107185b23f9bfdaea1aa6f8ec27a9c48a400349dd32672e2fc060a6a7b7e17def1d7640e6d4abe18728413215d00185f64d95a615ac6af01db2dae87374f5048fdf25386c8e1f50c9b17"], 0x3c}}, 0x10) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="080001008bc0491912c505d554635eaac35093caf4f85d6de5f9226ffdb7803d00ca5de1038e1b1084e0797129b7dc54d147d1403500148f4c3d58dd2d6d905aeda6ce4d6a400df65cfd5d5e50c3f9d51c973271669de16010b68a6d02b318329f45de7079a412d916a9fb1eea8c8528549bed4be754095b2cf2c98da972f16d4a0c6c8f5bf1c702af2de621046226ecd67861706cf8f5b88cea8426643134961575b0dc9315fc61c2277dce4701b7614126ac47ce1524f789bc05a593dca8997abeba898701e4ef4e59a2787f289c834d2d0ad048316cc543f64ba0b6398bddbe6ccf5a2ebbefcb7285b63a4c9c0f", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) 15:39:36 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) [ 3375.806906][T29435] block (null): Could not allocate knbd recv work queue. [ 3375.843177][T29435] nbd: failed to add new device 15:39:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:36 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) [ 3375.859553][T29436] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:36 executing program 1: pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r0, 0x40047211, 0x0) (async) ioctl$ifreq_SIOCGIFINDEX_vcan(r0, 0x8933, &(0x7f0000000000)={'vcan0\x00'}) (async) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24629, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket(0x8, 0x4, 0xfffffff7) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="0058ae00", @ANYRES16=r1, @ANYBLOB="0400fcffffff000000000100000011000a0026272a272e7b2e242d403a3a3a0000000c00050005010000000000000c00078008000100", @ANYRES32=r3, @ANYBLOB="0c00060002000000000000000c0005000401000000000000"], 0x58}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket(0x8, 0x4, 0xfffffff7) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="0058ae00", @ANYRES16=r1, @ANYBLOB="0400fcffffff000000000100000011000a0026272a272e7b2e242d403a3a3a0000000c00050005010000000000000c00078008000100", @ANYRES32=r3, @ANYBLOB="0c00060002000000000000000c0005000401000000000000"], 0x58}}, 0x0) (async) 15:39:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0xa}, 0x48010) 15:39:36 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) 15:39:36 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(0x0, r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2462a, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = socket(0x8, 0x4, 0xfffffff7) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="0058ae00", @ANYRES16=r1, @ANYBLOB="0400fcffffff000000000100000011000a0026272a272e7b2e242d403a3a3a0000000c00050005010000000000000c00078008000100", @ANYRES32=r3, @ANYBLOB="0c00060002000000000000000c0005000401000000000000"], 0x58}}, 0x0) 15:39:36 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:37 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(0x0, r2) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) [ 3376.236218][T29484] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x25}, 0x48010) 15:39:37 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2462b, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2100050}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, r3, 0x100, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '#:&'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7fffffff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x23}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x8000) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:37 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) sendmsg$NL802154_CMD_GET_INTERFACE(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)={0x68, 0x0, 0x200, 0x70bd2a, 0x25dfdbfc, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x600000006}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x68}, 0x1, 0x0, 0x0, 0x8}, 0x4000084) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 15:39:37 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) (async) sendmsg$NL802154_CMD_GET_INTERFACE(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)={0x68, 0x0, 0x200, 0x70bd2a, 0x25dfdbfc, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x600000006}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x68}, 0x1, 0x0, 0x0, 0x8}, 0x4000084) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 15:39:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x46}, 0x48010) 15:39:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2100050}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, r3, 0x100, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '#:&'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7fffffff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x23}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x8000) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2100050}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, r3, 0x100, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '#:&'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7fffffff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x23}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x8000) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) 15:39:37 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nbd(0x0, r2) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:37 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) sendmsg$NL802154_CMD_GET_INTERFACE(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)={0x68, 0x0, 0x200, 0x70bd2a, 0x25dfdbfc, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x600000006}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x68}, 0x1, 0x0, 0x0, 0x8}, 0x4000084) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) (rerun: 64) 15:39:37 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x63}, 0x48010) 15:39:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2462c, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x600}, 0x48010) 15:39:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:37 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x2c, 0x0, 0x2, 0x70bd28, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x2c}, 0x1, 0x0, 0x0, 0x800}, 0x0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x4010) 15:39:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2100050}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x40, r3, 0x100, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '#:&'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7fffffff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x23}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x8000) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x7ffffff2}, 0x48010) 15:39:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2462d, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:37 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x2c, 0x0, 0x2, 0x70bd28, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x2c}, 0x1, 0x0, 0x0, 0x800}, 0x0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x2c, 0x0, 0x2, 0x70bd28, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x2c}, 0x1, 0x0, 0x0, 0x800}, 0x0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async) 15:39:37 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x4010) 15:39:37 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x2c, 0x0, 0x2, 0x70bd28, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x2c}, 0x1, 0x0, 0x0, 0x800}, 0x0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) [ 3376.923270][T29587] debugfs: Directory 'nbd1' with parent 'block' already present! 15:39:37 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2462e, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x7ffffff8}, 0x48010) 15:39:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x4010) 15:39:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000380)=ANY=[@ANYBLOB="ffffffff000000002c3a1320c65352962311e30d4ae4d4175b0c59e800ae2533863d8c0b24fadf99701128864f1c00a5e5a622a420a6f503863708e331136d276f47a0e2e6da46ac1e388be8e65825e865ad42c7133e2945518bf68231c90b5f5ff9ca2bf1d3e5285b41541c3514a592e111aa163c1962bcbbb24825cc69673e28a03fea018eb857e3cb2a", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r7, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NLBL_UNLABEL_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000200)={&(0x7f0000000600)={0x90, 0x0, 0x200, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}, @NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:cgroup_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'ip6erspan0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1}]}, 0x90}, 0x1, 0x0, 0x0, 0x4004004}, 0x5c5763e783eb937b) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) r9 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000340)='devices.list\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000540)={0xb0, 0x0, 0x0, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '+:/^{\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffffff}]}, 0xb0}, 0x1, 0x0, 0x0, 0x4004040}, 0x1) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x80511000}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, 0x0, 0x410, 0x70bd27, 0x25dfdbfb, {}, [@IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x2}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x38}, 0x1, 0x0, 0x0, 0xc800}, 0x80) 15:39:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2462f, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:37 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000000)=ANY=[@ANYBLOB="0c205058a2fa847283c9210171e8537f026336b6124d4791e901106c69217d8c4802548f", @ANYRES16=0x0, @ANYBLOB="0000000000000000000018000000"], 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_SHORT_ADDR(r3, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000300)={&(0x7f0000000100)={0x44, 0x0, 0x100, 0x70bd2c, 0xe8bf, {}, [@NL802154_ATTR_SHORT_ADDR={0x6, 0xa, 0xaaa3}, @NL802154_ATTR_SHORT_ADDR={0x6, 0xa, 0xaaa0}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}]}, 0x44}}, 0x4040004) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r5, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(0x0, r4) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x4, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xffd6, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x7ffffff9}, 0x48010) 15:39:38 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) [ 3377.135476][T29608] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000380)=ANY=[@ANYBLOB="ffffffff000000002c3a1320c65352962311e30d4ae4d4175b0c59e800ae2533863d8c0b24fadf99701128864f1c00a5e5a622a420a6f503863708e331136d276f47a0e2e6da46ac1e388be8e65825e865ad42c7133e2945518bf68231c90b5f5ff9ca2bf1d3e5285b41541c3514a592e111aa163c1962bcbbb24825cc69673e28a03fea018eb857e3cb2a", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r7, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NLBL_UNLABEL_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000200)={&(0x7f0000000600)={0x90, 0x0, 0x200, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}, @NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:cgroup_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'ip6erspan0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1}]}, 0x90}, 0x1, 0x0, 0x0, 0x4004004}, 0x5c5763e783eb937b) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) r9 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000340)='devices.list\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000540)={0xb0, 0x0, 0x0, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '+:/^{\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffffff}]}, 0xb0}, 0x1, 0x0, 0x0, 0x4004040}, 0x1) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x80511000}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, 0x0, 0x410, 0x70bd27, 0x25dfdbfb, {}, [@IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x2}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x38}, 0x1, 0x0, 0x0, 0xc800}, 0x80) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000380)=ANY=[@ANYBLOB="ffffffff000000002c3a1320c65352962311e30d4ae4d4175b0c59e800ae2533863d8c0b24fadf99701128864f1c00a5e5a622a420a6f503863708e331136d276f47a0e2e6da46ac1e388be8e65825e865ad42c7133e2945518bf68231c90b5f5ff9ca2bf1d3e5285b41541c3514a592e111aa163c1962bcbbb24825cc69673e28a03fea018eb857e3cb2a", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r7, 0x40047211, 0x0) (async) pipe(&(0x7f0000000000)) (async) sendmsg$NLBL_UNLABEL_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000200)={&(0x7f0000000600)={0x90, 0x0, 0x200, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}, @NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:cgroup_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'ip6erspan0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1}]}, 0x90}, 0x1, 0x0, 0x0, 0x4004004}, 0x5c5763e783eb937b) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) (async) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000340)='devices.list\x00', 0x0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000540)={0xb0, 0x0, 0x0, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '+:/^{\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffffff}]}, 0xb0}, 0x1, 0x0, 0x0, 0x4004040}, 0x1) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x80511000}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, 0x0, 0x410, 0x70bd27, 0x25dfdbfb, {}, [@IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x2}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x38}, 0x1, 0x0, 0x0, 0xc800}, 0x80) (async) 15:39:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0xffffff1f}, 0x48010) 15:39:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24630, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:38 executing program 3: getsockopt$netrom_NETROM_T4(0xffffffffffffffff, 0x103, 0x6, &(0x7f0000000140)=0x401, &(0x7f0000000280)=0x4) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000040)={&(0x7f00000001c0)=ANY=[@ANYBLOB="b7000000", @ANYRES16=0x0, @ANYBLOB="100025bd7000ffdbdf2507000000140006007465616d5f736c6176655f310000000014000200ff0200000000000000000000000000012400070073797374656d5f753a6f626a6563745f723a70616d5f657865635f743a7330001400020000000000000000000000000000000000080004007f000001140002002001000000000000000000000000000208000400ac1414aa140002000000000000000000000000000000000114000300ff010000000000000000000000000001"], 0xc0}, 0x1, 0x0, 0x0, 0x40080}, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB="e1814cf6", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 15:39:38 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async, rerun: 64) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000000)=ANY=[@ANYBLOB="0c205058a2fa847283c9210171e8537f026336b6124d4791e901106c69217d8c4802548f", @ANYRES16=0x0, @ANYBLOB="0000000000000000000018000000"], 0x14}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_SHORT_ADDR(r3, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000300)={&(0x7f0000000100)={0x44, 0x0, 0x100, 0x70bd2c, 0xe8bf, {}, [@NL802154_ATTR_SHORT_ADDR={0x6, 0xa, 0xaaa3}, @NL802154_ATTR_SHORT_ADDR={0x6, 0xa, 0xaaa0}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}]}, 0x44}}, 0x4040004) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r5, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nbd(0x0, r4) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x4, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xffd6, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) [ 3377.268114][T29624] nbd: must specify at least one socket 15:39:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24631, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x2}, 0x48010) [ 3377.466761][T29634] block (null): Could not allocate knbd recv work queue. [ 3377.481819][T29634] nbd: failed to add new device 15:39:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000380)=ANY=[@ANYBLOB="ffffffff000000002c3a1320c65352962311e30d4ae4d4175b0c59e800ae2533863d8c0b24fadf99701128864f1c00a5e5a622a420a6f503863708e331136d276f47a0e2e6da46ac1e388be8e65825e865ad42c7133e2945518bf68231c90b5f5ff9ca2bf1d3e5285b41541c3514a592e111aa163c1962bcbbb24825cc69673e28a03fea018eb857e3cb2a", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r7, 0x40047211, 0x0) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NLBL_UNLABEL_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000200)={&(0x7f0000000600)={0x90, 0x0, 0x200, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}, @NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:cgroup_t:s0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'ip6erspan0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private1}]}, 0x90}, 0x1, 0x0, 0x0, 0x4004004}, 0x5c5763e783eb937b) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) (async, rerun: 32) r9 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000340)='devices.list\x00', 0x0, 0x0) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000540)={0xb0, 0x0, 0x0, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '+:/^{\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffffff}]}, 0xb0}, 0x1, 0x0, 0x0, 0x4004040}, 0x1) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x80511000}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, 0x0, 0x410, 0x70bd27, 0x25dfdbfb, {}, [@IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x2}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x38}, 0x1, 0x0, 0x0, 0xc800}, 0x80) 15:39:38 executing program 3: getsockopt$netrom_NETROM_T4(0xffffffffffffffff, 0x103, 0x6, &(0x7f0000000140)=0x401, &(0x7f0000000280)=0x4) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000040)={&(0x7f00000001c0)=ANY=[@ANYBLOB="b7000000", @ANYRES16=0x0, @ANYBLOB="100025bd7000ffdbdf2507000000140006007465616d5f736c6176655f310000000014000200ff0200000000000000000000000000012400070073797374656d5f753a6f626a6563745f723a70616d5f657865635f743a7330001400020000000000000000000000000000000000080004007f000001140002002001000000000000000000000000000208000400ac1414aa140002000000000000000000000000000000000114000300ff010000000000000000000000000001"], 0xc0}, 0x1, 0x0, 0x0, 0x40080}, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB="e1814cf6", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 15:39:38 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000000)=ANY=[@ANYBLOB="0c205058a2fa847283c9210171e8537f026336b6124d4791e901106c69217d8c4802548f", @ANYRES16=0x0, @ANYBLOB="0000000000000000000018000000"], 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_SHORT_ADDR(r3, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000300)={&(0x7f0000000100)={0x44, 0x0, 0x100, 0x70bd2c, 0xe8bf, {}, [@NL802154_ATTR_SHORT_ADDR={0x6, 0xa, 0xaaa3}, @NL802154_ATTR_SHORT_ADDR={0x6, 0xa, 0xaaa0}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}]}, 0x44}}, 0x4040004) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r5, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(0x0, r4) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x4, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xffd6, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000000)=ANY=[@ANYBLOB="0c205058a2fa847283c9210171e8537f026336b6124d4791e901106c69217d8c4802548f", @ANYRES16=0x0, @ANYBLOB="0000000000000000000018000000"], 0x14}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_SHORT_ADDR(r3, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000300)={&(0x7f0000000100)={0x44, 0x0, 0x100, 0x70bd2c, 0xe8bf, {}, [@NL802154_ATTR_SHORT_ADDR={0x6, 0xa, 0xaaa3}, @NL802154_ATTR_SHORT_ADDR={0x6, 0xa, 0xaaa0}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}]}, 0x44}}, 0x4040004) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r5, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nbd(0x0, r4) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x4, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xffd6, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async) [ 3377.511754][T29657] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24632, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:38 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000080e3f12030fdffffc4788cdd28a12dec00"/40], 0x24}}, 0x0) 15:39:38 executing program 3: getsockopt$netrom_NETROM_T4(0xffffffffffffffff, 0x103, 0x6, &(0x7f0000000140)=0x401, &(0x7f0000000280)=0x4) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000040)={&(0x7f00000001c0)=ANY=[@ANYBLOB="b7000000", @ANYRES16=0x0, @ANYBLOB="100025bd7000ffdbdf2507000000140006007465616d5f736c6176655f310000000014000200ff0200000000000000000000000000012400070073797374656d5f753a6f626a6563745f723a70616d5f657865635f743a7330001400020000000000000000000000000000000000080004007f000001140002002001000000000000000000000000000208000400ac1414aa140002000000000000000000000000000000000114000300ff010000000000000000000000000001"], 0xc0}, 0x1, 0x0, 0x0, 0x40080}, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB="e1814cf6", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) getsockopt$netrom_NETROM_T4(0xffffffffffffffff, 0x103, 0x6, &(0x7f0000000140)=0x401, &(0x7f0000000280)=0x4) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000040)={&(0x7f00000001c0)=ANY=[@ANYBLOB="b7000000", @ANYRES16=0x0, @ANYBLOB="100025bd7000ffdbdf2507000000140006007465616d5f736c6176655f310000000014000200ff0200000000000000000000000000012400070073797374656d5f753a6f626a6563745f723a70616d5f657865635f743a7330001400020000000000000000000000000000000000080004007f000001140002002001000000000000000000000000000208000400ac1414aa140002000000000000000000000000000000000114000300ff010000000000000000000000000001"], 0xc0}, 0x1, 0x0, 0x0, 0x40080}, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB="e1814cf6", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) (async) 15:39:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x3}, 0x48010) [ 3377.629852][T29675] nbd: must specify at least one socket 15:39:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08001a7da3bbfc48022c67326f0100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) 15:39:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x48010) 15:39:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24633, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24634, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x48010) 15:39:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x4}, 0x48010) 15:39:38 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000080e3f12030fdffffc4788cdd28a12dec00"/40], 0x24}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000080e3f12030fdffffc4788cdd28a12dec00"/40], 0x24}}, 0x0) (async) 15:39:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(r3, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x28, 0x0, 0x1, 0x70bd2c, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_MAX_FRAME_RETRIES={0x5, 0xf, 0x2}]}, 0x28}, 0x1, 0x0, 0x0, 0x80}, 0x4000) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) [ 3377.851381][T29703] nbd: socks must be embedded in a SOCK_ITEM attr 15:39:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08001a7da3bbfc48022c67326f0100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) 15:39:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x48010) 15:39:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24635, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3377.963742][T29719] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x5}, 0x48010) 15:39:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(r3, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x28, 0x0, 0x1, 0x70bd2c, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_MAX_FRAME_RETRIES={0x5, 0xf, 0x2}]}, 0x28}, 0x1, 0x0, 0x0, 0x80}, 0x4000) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) (rerun: 32) 15:39:38 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000080e3f12030fdffffc4788cdd28a12dec00"/40], 0x24}}, 0x0) 15:39:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x6}, 0x48010) 15:39:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08001a7da3bbfc48022c67326f0100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) 15:39:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x48010) 15:39:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24636, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x48010) 15:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x7}, 0x48010) 15:39:39 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000000)={'wpan0\x00'}) 15:39:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000300)={'wpan0\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f0000000400)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x90084f}, 0xc, &(0x7f00000003c0)={&(0x7f0000000900)={0x70, 0x0, 0x10, 0x70bd29, 0xffffff14, {}, [@IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x1}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x8}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x2}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x3}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa1}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r3}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x1}, @IEEE802154_ATTR_LLSEC_KEY_BYTES={0x14, 0x30, "d800b92f7cf16faa2e8d9b867fb2391c"}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa2}]}, 0x70}, 0x1, 0x0, 0x0, 0x20008000}, 0x44001) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="00bb6e7217aa0326bd7000fe080600000000101e6c9079fc682bbab2f220b612769d70449c88aadc9ddc6a8f29dac1b88b41b6a20f2c9fda914745260ad41dd32d9889429cc85f8c63b4aa4d092ffaa187a7cef382d2fe5524c37b1102be47d73b8ca00035e0f9fa1bd0da544205a6e1ef5fda9c31055ffcf5e299415a6d5809e938ef2eaa7d4b7f8209462416d7a05e86013ed0ae"], 0x3c}}, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r5, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)=ANY=[@ANYBLOB='(\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="845c01000000000005000800000000000c0006000200000002000000000000000000"], 0x28}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000ec0)=ANY=[@ANYBLOB="94010000", @ANYRES16=0x0, @ANYBLOB="00002cbdf000fcdbdf251800000008000300", @ANYRES32=r7, @ANYBLOB="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", @ANYRES32=r7, @ANYBLOB="08000300", @ANYRES32=0x0, @ANYBLOB="0c000600000002000000"], 0x194}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000480)={'wpan1\x00', 0x0}) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r9) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r9, &(0x7f00000008c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000880)={&(0x7f0000000840)=ANY=[@ANYBLOB="00040000", @ANYRES16=r10, @ANYBLOB="10002bbd7000fcdbdf25050000000c00060001000000000000000c00020005000000000000000c0003000500000000000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000880}, 0x805) sendmsg$NL802154_CMD_DEL_SEC_DEV(r0, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000540)={&(0x7f0000000640)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="000827bd7000ffdbdf251b00000008000300", @ANYRES32=r7, @ANYBLOB="0c00060002000000000000000c000600020000000000000008000300", @ANYRES32=r3, @ANYBLOB="08000300", @ANYRES32=r3, @ANYBLOB="08000300", @ANYRES32=r8, @ANYBLOB="0c00460300000000001e527907000000db0e052d6b3385314cc1ba4797526c4adef78ac80f6b6cc673ef3c9a6ea92d804a66b3e3de93ffb6e05c4339ab9f9df83b68e9377599618a3b709ec02d9bb7c13d4c71d4d4acd6d67eefcc78bb597182b704"], 0x58}, 0x1, 0x0, 0x0, 0x24004040}, 0x20048810) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000980)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000142cbf0550bbdb4de4e1c44fa308c5805a4efbf1e581353e8", @ANYRES32, @ANYBLOB="d17fd6f50903ae95724d783bb53d441f4783a9725f9e7b9fbc4ff803d59c", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) 15:39:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24637, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x48010) 15:39:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(r3, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x28, 0x0, 0x1, 0x70bd2c, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_MAX_FRAME_RETRIES={0x5, 0xf, 0x2}]}, 0x28}, 0x1, 0x0, 0x0, 0x80}, 0x4000) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 15:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x9}, 0x48010) 15:39:39 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async, rerun: 64) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000000)={'wpan0\x00'}) 15:39:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24638, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={0x0}}, 0x48010) 15:39:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000300)={'wpan0\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f0000000400)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x90084f}, 0xc, &(0x7f00000003c0)={&(0x7f0000000900)={0x70, 0x0, 0x10, 0x70bd29, 0xffffff14, {}, [@IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x1}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x8}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x2}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x3}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa1}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r3}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x1}, @IEEE802154_ATTR_LLSEC_KEY_BYTES={0x14, 0x30, "d800b92f7cf16faa2e8d9b867fb2391c"}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa2}]}, 0x70}, 0x1, 0x0, 0x0, 0x20008000}, 0x44001) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="00bb6e7217aa0326bd7000fe080600000000101e6c9079fc682bbab2f220b612769d70449c88aadc9ddc6a8f29dac1b88b41b6a20f2c9fda914745260ad41dd32d9889429cc85f8c63b4aa4d092ffaa187a7cef382d2fe5524c37b1102be47d73b8ca00035e0f9fa1bd0da544205a6e1ef5fda9c31055ffcf5e299415a6d5809e938ef2eaa7d4b7f8209462416d7a05e86013ed0ae"], 0x3c}}, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r5, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)=ANY=[@ANYBLOB='(\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="845c01000000000005000800000000000c0006000200000002000000000000000000"], 0x28}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000ec0)=ANY=[@ANYBLOB="94010000", @ANYRES16=0x0, @ANYBLOB="00002cbdf000fcdbdf251800000008000300", @ANYRES32=r7, @ANYBLOB="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", @ANYRES32=r7, @ANYBLOB="08000300", @ANYRES32=0x0, @ANYBLOB="0c000600000002000000"], 0x194}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000480)={'wpan1\x00', 0x0}) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r9) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r9, &(0x7f00000008c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000880)={&(0x7f0000000840)=ANY=[@ANYBLOB="00040000", @ANYRES16=r10, @ANYBLOB="10002bbd7000fcdbdf25050000000c00060001000000000000000c00020005000000000000000c0003000500000000000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000880}, 0x805) sendmsg$NL802154_CMD_DEL_SEC_DEV(r0, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000540)={&(0x7f0000000640)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="000827bd7000ffdbdf251b00000008000300", @ANYRES32=r7, @ANYBLOB="0c00060002000000000000000c000600020000000000000008000300", @ANYRES32=r3, @ANYBLOB="08000300", @ANYRES32=r3, @ANYBLOB="08000300", @ANYRES32=r8, @ANYBLOB="0c00460300000000001e527907000000db0e052d6b3385314cc1ba4797526c4adef78ac80f6b6cc673ef3c9a6ea92d804a66b3e3de93ffb6e05c4339ab9f9df83b68e9377599618a3b709ec02d9bb7c13d4c71d4d4acd6d67eefcc78bb597182b704"], 0x58}, 0x1, 0x0, 0x0, 0x24004040}, 0x20048810) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000980)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000142cbf0550bbdb4de4e1c44fa308c5805a4efbf1e581353e8", @ANYRES32, @ANYBLOB="d17fd6f50903ae95724d783bb53d441f4783a9725f9e7b9fbc4ff803d59c", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000300)={'wpan0\x00'}) (async) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f0000000400)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x90084f}, 0xc, &(0x7f00000003c0)={&(0x7f0000000900)={0x70, 0x0, 0x10, 0x70bd29, 0xffffff14, {}, [@IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x1}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x8}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x2}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x3}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa1}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r3}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x1}, @IEEE802154_ATTR_LLSEC_KEY_BYTES={0x14, 0x30, "d800b92f7cf16faa2e8d9b867fb2391c"}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa2}]}, 0x70}, 0x1, 0x0, 0x0, 0x20008000}, 0x44001) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="00bb6e7217aa0326bd7000fe080600000000101e6c9079fc682bbab2f220b612769d70449c88aadc9ddc6a8f29dac1b88b41b6a20f2c9fda914745260ad41dd32d9889429cc85f8c63b4aa4d092ffaa187a7cef382d2fe5524c37b1102be47d73b8ca00035e0f9fa1bd0da544205a6e1ef5fda9c31055ffcf5e299415a6d5809e938ef2eaa7d4b7f8209462416d7a05e86013ed0ae"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) (async) sendmsg$NL802154_CMD_SET_CHANNEL(r5, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)=ANY=[@ANYBLOB='(\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="845c01000000000005000800000000000c0006000200000002000000000000000000"], 0x28}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00'}) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000ec0)=ANY=[@ANYBLOB="94010000", @ANYRES16=0x0, @ANYBLOB="00002cbdf000fcdbdf251800000008000300", @ANYRES32=r7, @ANYBLOB="9c00258014000400385dcf9c026f5adab1932fbf764c01f3140004000163354c728a69c51cf43b388bfa6102240003005e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf784011400040002625cda34e8ee7508f81c08cb20002b14000400d0739c8d9b31d14ca3c2ff3dbb6e2b362400030090033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0a80025802400030039fda48581f9245e1b75879353fb518a4b93f574f8ed525754a73ff7d58580a224000300e6bc7f193e606eb9d54963d7e26563559552c5a5228d465779441fc2870692fb1400040033ad38ad577d8e4533b76e8f8340d44c140004003ad4bd6f8d62a1f0d827d771d58f3943050002000c0000002400030044334217e2b700bed814a4df133c6430dd22419f9eb54cbc85e52e8990cc014405000200810000000c000600000000000000000008000300", @ANYRES32=r7, @ANYBLOB="08000300", @ANYRES32=0x0, @ANYBLOB="0c000600000002000000"], 0x194}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000480)={'wpan1\x00'}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r9) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff) (async) sendmsg$NBD_CMD_STATUS(r9, &(0x7f00000008c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000880)={&(0x7f0000000840)=ANY=[@ANYBLOB="00040000", @ANYRES16=r10, @ANYBLOB="10002bbd7000fcdbdf25050000000c00060001000000000000000c00020005000000000000000c0003000500000000000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000880}, 0x805) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r0, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000540)={&(0x7f0000000640)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="000827bd7000ffdbdf251b00000008000300", @ANYRES32=r7, @ANYBLOB="0c00060002000000000000000c000600020000000000000008000300", @ANYRES32=r3, @ANYBLOB="08000300", @ANYRES32=r3, @ANYBLOB="08000300", @ANYRES32=r8, @ANYBLOB="0c00460300000000001e527907000000db0e052d6b3385314cc1ba4797526c4adef78ac80f6b6cc673ef3c9a6ea92d804a66b3e3de93ffb6e05c4339ab9f9df83b68e9377599618a3b709ec02d9bb7c13d4c71d4d4acd6d67eefcc78bb597182b704"], 0x58}, 0x1, 0x0, 0x0, 0x24004040}, 0x20048810) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000980)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000142cbf0550bbdb4de4e1c44fa308c5805a4efbf1e581353e8", @ANYRES32, @ANYBLOB="d17fd6f50903ae95724d783bb53d441f4783a9725f9e7b9fbc4ff803d59c", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) (async) [ 3378.389118][T29770] nbd: socks must be embedded in a SOCK_ITEM attr 15:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0xa}, 0x48010) 15:39:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={0x0}}, 0x48010) 15:39:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24639, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:39 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000000)={'wpan0\x00'}) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000000)={'wpan0\x00'}) (async) 15:39:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000010000000c00040000000000000000000c00020000000000000000000c000780080001000000000000", @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) 15:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x48}, 0x48010) [ 3378.578820][T29791] nbd: socks must be embedded in a SOCK_ITEM attr 15:39:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={0x0}}, 0x48010) 15:39:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2463a, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000300)={'wpan0\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f0000000400)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x90084f}, 0xc, &(0x7f00000003c0)={&(0x7f0000000900)={0x70, 0x0, 0x10, 0x70bd29, 0xffffff14, {}, [@IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x1}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x8}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x2}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x3}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa1}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r3}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x1}, @IEEE802154_ATTR_LLSEC_KEY_BYTES={0x14, 0x30, "d800b92f7cf16faa2e8d9b867fb2391c"}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa2}]}, 0x70}, 0x1, 0x0, 0x0, 0x20008000}, 0x44001) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="00bb6e7217aa0326bd7000fe080600000000101e6c9079fc682bbab2f220b612769d70449c88aadc9ddc6a8f29dac1b88b41b6a20f2c9fda914745260ad41dd32d9889429cc85f8c63b4aa4d092ffaa187a7cef382d2fe5524c37b1102be47d73b8ca00035e0f9fa1bd0da544205a6e1ef5fda9c31055ffcf5e299415a6d5809e938ef2eaa7d4b7f8209462416d7a05e86013ed0ae"], 0x3c}}, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r5, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)=ANY=[@ANYBLOB='(\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="845c01000000000005000800000000000c0006000200000002000000000000000000"], 0x28}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000ec0)=ANY=[@ANYBLOB="94010000", @ANYRES16=0x0, @ANYBLOB="00002cbdf000fcdbdf251800000008000300", @ANYRES32=r7, @ANYBLOB="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", @ANYRES32=r7, @ANYBLOB="08000300", @ANYRES32=0x0, @ANYBLOB="0c000600000002000000"], 0x194}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000480)={'wpan1\x00', 0x0}) (async) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r9) (async) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r9, &(0x7f00000008c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000880)={&(0x7f0000000840)=ANY=[@ANYBLOB="00040000", @ANYRES16=r10, @ANYBLOB="10002bbd7000fcdbdf25050000000c00060001000000000000000c00020005000000000000000c0003000500000000000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000880}, 0x805) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r0, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000540)={&(0x7f0000000640)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="000827bd7000ffdbdf251b00000008000300", @ANYRES32=r7, @ANYBLOB="0c00060002000000000000000c000600020000000000000008000300", @ANYRES32=r3, @ANYBLOB="08000300", @ANYRES32=r3, @ANYBLOB="08000300", @ANYRES32=r8, @ANYBLOB="0c00460300000000001e527907000000db0e052d6b3385314cc1ba4797526c4adef78ac80f6b6cc673ef3c9a6ea92d804a66b3e3de93ffb6e05c4339ab9f9df83b68e9377599618a3b709ec02d9bb7c13d4c71d4d4acd6d67eefcc78bb597182b704"], 0x58}, 0x1, 0x0, 0x0, 0x24004040}, 0x20048810) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000980)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000010000000000000c00020000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000142cbf0550bbdb4de4e1c44fa308c5805a4efbf1e581353e8", @ANYRES32, @ANYBLOB="d17fd6f50903ae95724d783bb53d441f4783a9725f9e7b9fbc4ff803d59c", @ANYRES32, @ANYBLOB="0c00060001000000000000000c0004000000000000001800"], 0x68}}, 0x48010) (rerun: 32) [ 3378.672200][T29800] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x4c}, 0x48010) 15:39:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000010000000c00040000000000000000000c00020000000000000000000c000780080001000000000000", @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000010000000c00040000000000000000000c00020000000000000000000c000780080001000000000000", @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) (async) 15:39:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:39 executing program 1: r0 = openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) write$cgroup_freezer_state(r0, &(0x7f0000000000)='THAWED\x00', 0x7) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2463b, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x60}, 0x48010) 15:39:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) r3 = socket(0x22, 0x5, 0x6) r4 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000240)='pids.events\x00', 0x0, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) r6 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000280)='memory.events.local\x00', 0x0, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r7, 0x40047211, 0x0) r8 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f00000002c0)='memory.events.local\x00', 0x0, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r9, 0x40047211, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000440)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xe4, r2, 0x100, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3ff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8}]}]}, 0xe4}}, 0x800) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r10) sendmsg$NL802154_CMD_DEL_SEC_DEV(r10, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r11, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000010000000c00040000000000000000000c00020000000000000000000c000780080001000000000000", @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) 15:39:39 executing program 1: r0 = openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) (async, rerun: 64) syz_genetlink_get_family_id$nbd(0x0, r1) (rerun: 64) write$cgroup_freezer_state(r0, &(0x7f0000000000)='THAWED\x00', 0x7) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x68}, 0x48010) 15:39:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2463c, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40080004}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)={0x60, 0x0, 0x1, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x1b}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0_macvtap\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @mcast1}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @broadcast}]}, 0x60}, 0x1, 0x0, 0x0, 0x20008080}, 0x4010) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 15:39:39 executing program 1: r0 = openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) (async) syz_genetlink_get_family_id$nbd(0x0, r1) write$cgroup_freezer_state(r0, &(0x7f0000000000)='THAWED\x00', 0x7) (async, rerun: 64) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) (async) r3 = socket(0x22, 0x5, 0x6) (async) r4 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000240)='pids.events\x00', 0x0, 0x0) (async, rerun: 64) pipe(&(0x7f0000000000)={0xffffffffffffffff}) (rerun: 64) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) (async, rerun: 32) r6 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000280)='memory.events.local\x00', 0x0, 0x0) (rerun: 32) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r7, 0x40047211, 0x0) r8 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f00000002c0)='memory.events.local\x00', 0x0, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r9, 0x40047211, 0x0) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000440)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xe4, r2, 0x100, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3ff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8}]}]}, 0xe4}}, 0x800) (async, rerun: 64) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r10) sendmsg$NL802154_CMD_DEL_SEC_DEV(r10, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r11, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x6c}, 0x48010) [ 3379.105255][T29868] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2463d, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x74}, 0x48010) 15:39:40 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$TUNSETFILTEREBPF(0xffffffffffffffff, 0x800454e1, &(0x7f0000000000)) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) (async, rerun: 32) r3 = socket(0x22, 0x5, 0x6) (async, rerun: 32) r4 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000240)='pids.events\x00', 0x0, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) (async) r6 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000280)='memory.events.local\x00', 0x0, 0x0) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r7, 0x40047211, 0x0) (async) r8 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f00000002c0)='memory.events.local\x00', 0x0, 0x0) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r9, 0x40047211, 0x0) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000440)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000400)={&(0x7f0000000300)={0xe4, r2, 0x100, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3ff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8}]}]}, 0xe4}}, 0x800) (async, rerun: 32) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r10) sendmsg$NL802154_CMD_DEL_SEC_DEV(r10, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r11, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40080004}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)={0x60, 0x0, 0x1, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x1b}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0_macvtap\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @mcast1}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @broadcast}]}, 0x60}, 0x1, 0x0, 0x0, 0x20008080}, 0x4010) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 15:39:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2463e, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) 15:39:40 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$TUNSETFILTEREBPF(0xffffffffffffffff, 0x800454e1, &(0x7f0000000000)) (async, rerun: 32) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (rerun: 32) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40080004}, 0xc, &(0x7f0000000040)={&(0x7f0000000100)={0x60, 0x0, 0x1, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x1b}}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0_macvtap\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @mcast1}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @broadcast}]}, 0x60}, 0x1, 0x0, 0x0, 0x20008080}, 0x4010) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 15:39:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0xa8}}, 0x48010) [ 3379.414442][T29893] __nla_validate_parse: 258 callbacks suppressed [ 3379.421186][T29893] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3379.431270][T29893] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 15:39:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r5, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_LLSEC_ADD_KEY(r7, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000400)={&(0x7f0000000340)={0xa0, 0x0, 0x200, 0x70bd2b, 0x25dfdbfb, {}, [@IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x1}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x1}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_COMMANDS={0x24, 0x32, "21bb1212102d20e72bf1879c3ebc2b4a5597067934ce691f36780559cdec9e13"}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x2}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_COMMANDS={0x24, 0x32, "3219c1f4c697c431ee91f67edb0217f729719f02270159954f20adbfa5b85e70"}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0202}}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0302}}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x3}]}, 0xa0}, 0x1, 0x0, 0x0, 0x2001}, 0x10) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r5, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x54, r3, 0x804, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2d}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x54}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) 15:39:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x7a}, 0x48010) [ 3379.484347][T29910] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3379.508868][T29910] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 15:39:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x9c}}, 0x48010) 15:39:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="eef4bc8e87ba3361146eff08795ea2da3b29a76769597dab964860a950b6c77623f35409a2926e7ff6012ffc220e77924d43fce81ff0a0bc04af8634135ac3f8f0a2d9b505c3c658bd0299f48c3f5575510176cb1bae3af99711f5102b66c73c9c3841edd45f6a349fcbc76cdcee93ffc4c5fc74decc8ed530e4412b8ae2d77c74acb0cc5949541a610da6384432cd4342bc37c4f9920cff81ece4dd8115a71fdc4d53f76c0c607ea85894d9b7c25075e49e69e8d5224e013e37971851d92a83c5830517dc760206eb0a4e4c3ec09fc97a9dc4b16b41bb48bcfe992480f575fc5c4976ce8600fd3fe684f03c51cd262b51be27e6be269a7f82", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c00020000000000000000000c00078008000100", @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) [ 3379.525730][T29910] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 15:39:40 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$TUNSETFILTEREBPF(0xffffffffffffffff, 0x800454e1, &(0x7f0000000000)) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$TUNSETFILTEREBPF(0xffffffffffffffff, 0x800454e1, &(0x7f0000000000)) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async) 15:39:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2463f, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3379.643253][T29925] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3379.660774][T29925] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3379.682512][T29922] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 15:39:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0xf0}, 0x48010) 15:39:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x9c}}, 0x48010) [ 3379.692414][T29922] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3379.708785][T29922] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 15:39:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="eef4bc8e87ba3361146eff08795ea2da3b29a76769597dab964860a950b6c77623f35409a2926e7ff6012ffc220e77924d43fce81ff0a0bc04af8634135ac3f8f0a2d9b505c3c658bd0299f48c3f5575510176cb1bae3af99711f5102b66c73c9c3841edd45f6a349fcbc76cdcee93ffc4c5fc74decc8ed530e4412b8ae2d77c74acb0cc5949541a610da6384432cd4342bc37c4f9920cff81ece4dd8115a71fdc4d53f76c0c607ea85894d9b7c25075e49e69e8d5224e013e37971851d92a83c5830517dc760206eb0a4e4c3ec09fc97a9dc4b16b41bb48bcfe992480f575fc5c4976ce8600fd3fe684f03c51cd262b51be27e6be269a7f82", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c00020000000000000000000c00078008000100", @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) 15:39:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24640, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:40 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$BTRFS_IOC_SET_FEATURES(0xffffffffffffffff, 0x40309439, &(0x7f0000000000)={0x3, 0x2, 0x7}) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x700, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r5, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_LLSEC_ADD_KEY(r7, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000400)={&(0x7f0000000340)={0xa0, 0x0, 0x200, 0x70bd2b, 0x25dfdbfb, {}, [@IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x1}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x1}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_COMMANDS={0x24, 0x32, "21bb1212102d20e72bf1879c3ebc2b4a5597067934ce691f36780559cdec9e13"}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x2}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_COMMANDS={0x24, 0x32, "3219c1f4c697c431ee91f67edb0217f729719f02270159954f20adbfa5b85e70"}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0202}}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0302}}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x3}]}, 0xa0}, 0x1, 0x0, 0x0, 0x2001}, 0x10) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r5, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x54, r3, 0x804, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2d}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x54}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) 15:39:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x9c}}, 0x48010) 15:39:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x300}, 0x48010) 15:39:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="eef4bc8e87ba3361146eff08795ea2da3b29a76769597dab964860a950b6c77623f35409a2926e7ff6012ffc220e77924d43fce81ff0a0bc04af8634135ac3f8f0a2d9b505c3c658bd0299f48c3f5575510176cb1bae3af99711f5102b66c73c9c3841edd45f6a349fcbc76cdcee93ffc4c5fc74decc8ed530e4412b8ae2d77c74acb0cc5949541a610da6384432cd4342bc37c4f9920cff81ece4dd8115a71fdc4d53f76c0c607ea85894d9b7c25075e49e69e8d5224e013e37971851d92a83c5830517dc760206eb0a4e4c3ec09fc97a9dc4b16b41bb48bcfe992480f575fc5c4976ce8600fd3fe684f03c51cd262b51be27e6be269a7f82", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c00020000000000000000000c00078008000100", @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) 15:39:40 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$BTRFS_IOC_SET_FEATURES(0xffffffffffffffff, 0x40309439, &(0x7f0000000000)={0x3, 0x2, 0x7}) (async, rerun: 64) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async, rerun: 64) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x700, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0xa8}}, 0x48010) [ 3379.978318][T29958] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:40 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$BTRFS_IOC_SET_FEATURES(0xffffffffffffffff, 0x40309439, &(0x7f0000000000)={0x3, 0x2, 0x7}) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x700, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24641, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYBLOB="85ca1bcbdc204280a1d5a1d7391a6fcce658bbf66de6d75a4a08a39f80e5b08708d54c66c7d7f8eeda090000008962cbf4cedb2090ebbd421f0000008dd02fc4f7acd0dcf86587b30e71320fc82daa62b6402f4065b9c196626f0a7ca33c5756d7021fe24b786b893a7a284c23b0ef52cbaa8418dce5a3ead0a344f5846f73f8d24a632fdb7f8ab4712a53f8fcd1aa1e73073ea948cdce5e5489430ba068e05b53008d56f195d20bbee15b50c23091678ad9c910", @ANYRES16=r1, @ANYBLOB="010000000000000000000c00544a00000000000000000c0007800800010059ee009104d631f40751a43e63fb02dc81da3161ba699425e7afd200"/73, @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) 15:39:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYBLOB="85ca1bcbdc204280a1d5a1d7391a6fcce658bbf66de6d75a4a08a39f80e5b08708d54c66c7d7f8eeda090000008962cbf4cedb2090ebbd421f0000008dd02fc4f7acd0dcf86587b30e71320fc82daa62b6402f4065b9c196626f0a7ca33c5756d7021fe24b786b893a7a284c23b0ef52cbaa8418dce5a3ead0a344f5846f73f8d24a632fdb7f8ab4712a53f8fcd1aa1e73073ea948cdce5e5489430ba068e05b53008d56f195d20bbee15b50c23091678ad9c910", @ANYRES16=r1, @ANYBLOB="010000000000000000000c00544a00000000000000000c0007800800010059ee009104d631f40751a43e63fb02dc81da3161ba699425e7afd200"/73, @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) 15:39:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0xa8}}, 0x48010) 15:39:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r5, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_LLSEC_ADD_KEY(r7, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000400)={&(0x7f0000000340)={0xa0, 0x0, 0x200, 0x70bd2b, 0x25dfdbfb, {}, [@IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x1}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x1}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_COMMANDS={0x24, 0x32, "21bb1212102d20e72bf1879c3ebc2b4a5597067934ce691f36780559cdec9e13"}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x2}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_COMMANDS={0x24, 0x32, "3219c1f4c697c431ee91f67edb0217f729719f02270159954f20adbfa5b85e70"}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0202}}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0302}}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x3}]}, 0xa0}, 0x1, 0x0, 0x0, 0x2001}, 0x10) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(r5, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x54, r3, 0x804, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2d}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x54}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) 15:39:41 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)=ANY=[@ANYBLOB="244068a7", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c000200020000000000000004000780"], 0x24}}, 0x0) 15:39:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x500}, 0x48010) 15:39:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24642, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYBLOB="85ca1bcbdc204280a1d5a1d7391a6fcce658bbf66de6d75a4a08a39f80e5b08708d54c66c7d7f8eeda090000008962cbf4cedb2090ebbd421f0000008dd02fc4f7acd0dcf86587b30e71320fc82daa62b6402f4065b9c196626f0a7ca33c5756d7021fe24b786b893a7a284c23b0ef52cbaa8418dce5a3ead0a344f5846f73f8d24a632fdb7f8ab4712a53f8fcd1aa1e73073ea948cdce5e5489430ba068e05b53008d56f195d20bbee15b50c23091678ad9c910", @ANYRES16=r1, @ANYBLOB="010000000000000000000c00544a00000000000000000c0007800800010059ee009104d631f40751a43e63fb02dc81da3161ba699425e7afd200"/73, @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) 15:39:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x48, r1, 0x400, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4e00000000000000}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9e72}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '$'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}, 0x1, 0x0, 0x0, 0x4}, 0x40) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) sendmsg$NLBL_UNLABEL_C_STATICLIST(0xffffffffffffffff, &(0x7f0000000880)={&(0x7f00000007c0)={0x10, 0x0, 0x0, 0x80001801}, 0xc, &(0x7f0000000840)={&(0x7f0000000800)={0x3c, 0x0, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'dummy0\x00'}]}, 0x3c}}, 0x4000040) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000640)={'vxcan0\x00'}) sendmsg$IEEE802154_LLSEC_DEL_SECLEVEL(r4, &(0x7f0000000600)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000005c0)={&(0x7f0000000580)={0x1c, 0x0, 0x1, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5, 0x36, 0x1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x4020801) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, 0x0, 0x800, 0x0, 0xffffffff}, 0x14}}, 0x0) sendmsg$NL802154_CMD_SET_PAN_ID(r3, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000129bd7000fcdbdf250a00000008000300", @ANYRES32=0x0, @ANYBLOB="0600090000000000"], 0x24}, 0x1, 0x0, 0x0, 0x4040}, 0x20008040) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, 0x0, 0x10, 0x70bd29, 0x25dfdbff}, 0x14}}, 0x820) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_ACCEPT(r7, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x30, 0x0, 0x8, 0x70bd2a, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'macsec0\x00'}]}, 0x30}, 0x1, 0x0, 0x0, 0x4000050}, 0xc0) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) [ 3380.271578][T29995] block (null): Could not allocate knbd recv work queue. [ 3380.282289][T29995] nbd: failed to add new device [ 3380.299331][T30000] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0xa8, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0xa8}}, 0x48010) 15:39:41 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)=ANY=[@ANYBLOB="244068a7", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c000200020000000000000004000780"], 0x24}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)=ANY=[@ANYBLOB="244068a7", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c000200020000000000000004000780"], 0x24}}, 0x0) (async) 15:39:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x600}, 0x48010) 15:39:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000040), r2) sendmsg$IEEE802154_LIST_IFACE(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r3, 0x200, 0x70bd27, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x14, r1, 0x100}, 0x14}, 0x1, 0x0, 0x0, 0x4000004}, 0x20) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) sendmsg$NL802154_CMD_GET_WPAN_PHY(r2, &(0x7f0000000300)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x44, 0x0, 0x800, 0x70bd2a, 0x25dfdbff, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x44}, 0x1, 0x0, 0x0, 0x1}, 0x4004) 15:39:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24643, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x9c}}, 0x48010) [ 3380.475778][T30013] debugfs: Directory 'nbd1' with parent 'block' already present! 15:39:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x700}, 0x48010) 15:39:41 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)=ANY=[@ANYBLOB="244068a7", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c000200020000000000000004000780"], 0x24}}, 0x0) 15:39:41 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r2, 0x40047211, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000200)=ANY=[@ANYBLOB="24fcd1799ba91ef1a23e0b6dc2224796d3da76b8765d0b384f9c81627871b940d067bd85e3b54416efc72794c5a6bbe23d49a0a6ec38358e505efafe9c15d85378519745777018eb45fd590772f512747085de0263f0dd6eb0a00d5c52f7a02a0227556c57840899377ded92a5265d20a647a82061c37ebb051e524cda71939f01ba36ab2990ab5329dc7e3e5a09b401fe2d651e0a66bf4070804bc343a7ea65c947b6166e6441035c", @ANYRESHEX=r2, @ANYBLOB="01000000000000000000010000000c000200020000000000000004000780"], 0x24}}, 0x0) 15:39:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x900}, 0x48010) 15:39:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x48, r1, 0x400, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4e00000000000000}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9e72}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '$'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}, 0x1, 0x0, 0x0, 0x4}, 0x40) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) sendmsg$NLBL_UNLABEL_C_STATICLIST(0xffffffffffffffff, &(0x7f0000000880)={&(0x7f00000007c0)={0x10, 0x0, 0x0, 0x80001801}, 0xc, &(0x7f0000000840)={&(0x7f0000000800)={0x3c, 0x0, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'dummy0\x00'}]}, 0x3c}}, 0x4000040) (async) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000640)={'vxcan0\x00'}) sendmsg$IEEE802154_LLSEC_DEL_SECLEVEL(r4, &(0x7f0000000600)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000005c0)={&(0x7f0000000580)={0x1c, 0x0, 0x1, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5, 0x36, 0x1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x4020801) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, 0x0, 0x800, 0x0, 0xffffffff}, 0x14}}, 0x0) (async) sendmsg$NL802154_CMD_SET_PAN_ID(r3, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000129bd7000fcdbdf250a00000008000300", @ANYRES32=0x0, @ANYBLOB="0600090000000000"], 0x24}, 0x1, 0x0, 0x0, 0x4040}, 0x20008040) (async) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, 0x0, 0x10, 0x70bd29, 0x25dfdbff}, 0x14}}, 0x820) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_ACCEPT(r7, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x30, 0x0, 0x8, 0x70bd2a, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'macsec0\x00'}]}, 0x30}, 0x1, 0x0, 0x0, 0x4000050}, 0xc0) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000040), r2) sendmsg$IEEE802154_LIST_IFACE(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r3, 0x200, 0x70bd27, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x14, r1, 0x100}, 0x14}, 0x1, 0x0, 0x0, 0x4000004}, 0x20) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) sendmsg$NL802154_CMD_GET_WPAN_PHY(r2, &(0x7f0000000300)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x44, 0x0, 0x800, 0x70bd2a, 0x25dfdbff, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x44}, 0x1, 0x0, 0x0, 0x1}, 0x4004) 15:39:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24644, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:41 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async, rerun: 64) syz_genetlink_get_family_id$nbd(0x0, r0) (rerun: 64) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r2, 0x40047211, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000200)=ANY=[@ANYBLOB="24fcd1799ba91ef1a23e0b6dc2224796d3da76b8765d0b384f9c81627871b940d067bd85e3b54416efc72794c5a6bbe23d49a0a6ec38358e505efafe9c15d85378519745777018eb45fd590772f512747085de0263f0dd6eb0a00d5c52f7a02a0227556c57840899377ded92a5265d20a647a82061c37ebb051e524cda71939f01ba36ab2990ab5329dc7e3e5a09b401fe2d651e0a66bf4070804bc343a7ea65c947b6166e6441035c", @ANYRESHEX=r2, @ANYBLOB="01000000000000000000010000000c000200020000000000000004000780"], 0x24}}, 0x0) 15:39:41 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r2, 0x40047211, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000200)=ANY=[@ANYBLOB="24fcd1799ba91ef1a23e0b6dc2224796d3da76b8765d0b384f9c81627871b940d067bd85e3b54416efc72794c5a6bbe23d49a0a6ec38358e505efafe9c15d85378519745777018eb45fd590772f512747085de0263f0dd6eb0a00d5c52f7a02a0227556c57840899377ded92a5265d20a647a82061c37ebb051e524cda71939f01ba36ab2990ab5329dc7e3e5a09b401fe2d651e0a66bf4070804bc343a7ea65c947b6166e6441035c", @ANYRESHEX=r2, @ANYBLOB="01000000000000000000010000000c000200020000000000000004000780"], 0x24}}, 0x0) 15:39:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x78}}, 0x48010) 15:39:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000040), r2) sendmsg$IEEE802154_LIST_IFACE(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r3, 0x200, 0x70bd27, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8000) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x14, r1, 0x100}, 0x14}, 0x1, 0x0, 0x0, 0x4000004}, 0x20) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000600)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_DEL_SEC_KEY(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80c00010}, 0xc, &(0x7f00000007c0)={&(0x7f0000000680)={0xf8, 0x0, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_SEC_KEY={0x9c, 0x25, 0x0, 0x1, [@NL802154_KEY_ATTR_BYTES={0x14, 0x4, "385dcf9c026f5adab1932fbf764c01f3"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "0163354c728a69c51cf43b388bfa6102"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "5e04e34d82700554f6e5ee30320a99ea7fd950466261d764771f55bdccf78401"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "02625cda34e8ee7508f81c08cb20002b"}, @NL802154_KEY_ATTR_BYTES={0x14, 0x4, "d0739c8d9b31d14ca3c2ff3dbb6e2b36"}, @NL802154_KEY_ATTR_USAGE_CMDS={0x24, 0x3, "90033efba59058225b98cc6094c2057cf7669300628e5ad604d72197aec46ae0"}]}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0xf8}, 0x1, 0x0, 0x0, 0x68000440}, 0x84880) (async) sendmsg$NL802154_CMD_GET_WPAN_PHY(r2, &(0x7f0000000300)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x44, 0x0, 0x800, 0x70bd2a, 0x25dfdbff, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x44}, 0x1, 0x0, 0x0, 0x1}, 0x4004) 15:39:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24645, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0xa00}, 0x48010) 15:39:41 executing program 1: syz_genetlink_get_family_id$tipc2(&(0x7f0000000000), 0xffffffffffffffff) r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ipvs(&(0x7f00000002c0), r0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000100), r1) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r3, 0x400, 0x70bd29, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x3c}}]}, 0x38}, 0x1, 0x0, 0x0, 0x400c842}, 0x4010) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x48, r1, 0x400, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4e00000000000000}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9e72}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '$'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}, 0x1, 0x0, 0x0, 0x4}, 0x40) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) sendmsg$NLBL_UNLABEL_C_STATICLIST(0xffffffffffffffff, &(0x7f0000000880)={&(0x7f00000007c0)={0x10, 0x0, 0x0, 0x80001801}, 0xc, &(0x7f0000000840)={&(0x7f0000000800)={0x3c, 0x0, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'dummy0\x00'}]}, 0x3c}}, 0x4000040) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000640)={'vxcan0\x00'}) sendmsg$IEEE802154_LLSEC_DEL_SECLEVEL(r4, &(0x7f0000000600)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000005c0)={&(0x7f0000000580)={0x1c, 0x0, 0x1, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5, 0x36, 0x1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x4020801) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, 0x0, 0x800, 0x0, 0xffffffff}, 0x14}}, 0x0) sendmsg$NL802154_CMD_SET_PAN_ID(r3, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000129bd7000fcdbdf250a00000008000300", @ANYRES32=0x0, @ANYBLOB="0600090000000000"], 0x24}, 0x1, 0x0, 0x0, 0x4040}, 0x20008040) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, 0x0, 0x10, 0x70bd29, 0x25dfdbff}, 0x14}}, 0x820) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_ACCEPT(r7, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x30, 0x0, 0x8, 0x70bd2a, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'macsec0\x00'}]}, 0x30}, 0x1, 0x0, 0x0, 0x4000050}, 0xc0) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x48, r1, 0x400, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4e00000000000000}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9e72}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '$'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}, 0x1, 0x0, 0x0, 0x4}, 0x40) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) (async) sendmsg$NLBL_UNLABEL_C_STATICLIST(0xffffffffffffffff, &(0x7f0000000880)={&(0x7f00000007c0)={0x10, 0x0, 0x0, 0x80001801}, 0xc, &(0x7f0000000840)={&(0x7f0000000800)={0x3c, 0x0, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'dummy0\x00'}]}, 0x3c}}, 0x4000040) (async) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000640)={'vxcan0\x00'}) (async) sendmsg$IEEE802154_LLSEC_DEL_SECLEVEL(r4, &(0x7f0000000600)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000005c0)={&(0x7f0000000580)={0x1c, 0x0, 0x1, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5, 0x36, 0x1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x4020801) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, 0x0, 0x800, 0x0, 0xffffffff}, 0x14}}, 0x0) (async) sendmsg$NL802154_CMD_SET_PAN_ID(r3, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000129bd7000fcdbdf250a00000008000300", @ANYRES32=0x0, @ANYBLOB="0600090000000000"], 0x24}, 0x1, 0x0, 0x0, 0x4040}, 0x20008040) (async) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, 0x0, 0x10, 0x70bd29, 0x25dfdbff}, 0x14}}, 0x820) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_ACCEPT(r7, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x30, 0x0, 0x8, 0x70bd2a, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @multicast1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'macsec0\x00'}]}, 0x30}, 0x1, 0x0, 0x0, 0x4000050}, 0xc0) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) 15:39:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x6c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x6c}}, 0x48010) 15:39:41 executing program 3: socket(0x28, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getgid() syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x60, 0x0, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0x1c}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @loopback}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0_to_batadv\x00'}]}, 0x60}, 0x1, 0x0, 0x0, 0x40000}, 0x4040000) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4048041}, 0x0) 15:39:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0xd44}, 0x48010) 15:39:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24646, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3381.008499][T30089] nbd: must specify a size in bytes for the device 15:39:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x6c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x6c}}, 0x48010) 15:39:41 executing program 1: syz_genetlink_get_family_id$tipc2(&(0x7f0000000000), 0xffffffffffffffff) (async) r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ipvs(&(0x7f00000002c0), r0) (async) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000100), r1) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r3, 0x400, 0x70bd29, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x3c}}]}, 0x38}, 0x1, 0x0, 0x0, 0x400c842}, 0x4010) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:41 executing program 3: socket(0x28, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getgid() syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x60, 0x0, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0x1c}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @loopback}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0_to_batadv\x00'}]}, 0x60}, 0x1, 0x0, 0x0, 0x40000}, 0x4040000) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4048041}, 0x0) socket(0x28, 0x0, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) getgid() (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x60, 0x0, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0x1c}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @loopback}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0_to_batadv\x00'}]}, 0x60}, 0x1, 0x0, 0x0, 0x40000}, 0x4040000) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4048041}, 0x0) (async) 15:39:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x1f00}, 0x48010) 15:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24647, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3381.193565][T30100] nbd: must specify a size in bytes for the device 15:39:42 executing program 1: syz_genetlink_get_family_id$tipc2(&(0x7f0000000000), 0xffffffffffffffff) r0 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ipvs(&(0x7f00000002c0), r0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000100), r1) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r3, 0x400, 0x70bd29, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x3c}}]}, 0x38}, 0x1, 0x0, 0x0, 0x400c842}, 0x4010) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) syz_genetlink_get_family_id$tipc2(&(0x7f0000000000), 0xffffffffffffffff) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$ipvs(&(0x7f00000002c0), r0) (async) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000100), r1) (async) sendmsg$NLBL_UNLABEL_C_STATICLIST(r2, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r3, 0x400, 0x70bd29, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x3c}}]}, 0x38}, 0x1, 0x0, 0x0, 0x400c842}, 0x4010) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) (async) syz_genetlink_get_family_id$nbd(0x0, r1) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async) 15:39:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x6c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x6c}}, 0x48010) 15:39:42 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) sendmsg$NL802154_CMD_DEL_SEC_DEV(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000940)=ANY=[@ANYBLOB="fe0daf0c4039db0f943de185e26fc031ed8f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 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$ieee802154(&(0x7f0000000340), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r4, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000001}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x44, r5, 0x810, 0x70bd28, 0x25dfdbfd, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x3f}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f00000006c0)={'wpan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r6, &(0x7f00000007c0)={&(0x7f0000000600), 0xc, &(0x7f0000000780)={&(0x7f0000000840)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002cbd7000fedbdf250500000008000300", @ANYRES32=r7, @ANYBLOB="000000000000000000000000666c298edb974015dcae802d662277415ce42c536927ff15ca702bfa68da34b3b63382ae3a9a0b64099cbbc05fcdd9123c9e6ff1a1b28d59e7a9f718b3879ef30e52c80858324267eae0f50a949f797a87df7a607b2d4c7a34eb1a95ebc0b92b59bfcd971ac1bc158e4b4445dcbfcbb58e77e37c1d34da0a27b86b9029a6492a6f7be8a8d5a93b6a6dd8bd647e3a8af21d96a3ad7aab9b1df0c8ca214de74e27885195f682e94cd23f8fe5", @ANYRES32=r8, @ANYBLOB="0c0006000300000003000000"], 0x3c}, 0x1, 0x0, 0x0, 0x4840}, 0x20000040) r9 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r4) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000002c0)={0x40, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}]}, 0x40}}, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NLBL_UNLABEL_C_ACCEPT(r3, &(0x7f0000000640)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000680)={&(0x7f0000000540)={0x9c, 0x0, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @local}, @NLBL_UNLABEL_A_SECCTX={0x2a, 0x7, 'u:object_r:app_data_file:s0:c512,c768\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}]}, 0x9c}, 0x1, 0x0, 0x0, 0x24000814}, 0x4010) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r10, 0x40047211, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)=ANY=[@ANYBLOB="0000c2a6", @ANYRES16=r9, @ANYBLOB="020027bd7000fddbdf25010000000c00020006000000000000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r10, @ANYBLOB], 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x20000880) [ 3381.237658][T30109] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24648, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x2000}, 0x48010) 15:39:42 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='blkio.bfq.io_service_time_recursive\x00', 0x0, 0x0) openat$cgroup_ro(r1, &(0x7f0000000040)='blkio.bfq.io_queued\x00', 0x0, 0x0) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000100), 0x442302, 0x0) ioctl$FS_IOC_GET_ENCRYPTION_POLICY_EX(r2, 0xc0096616, &(0x7f0000000140)={0x4, [0x0, 0x0, 0x0, 0x0]}) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)=ANY=[@ANYBLOB="24000200", @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000c000200020000000000000004000780"], 0x24}}, 0x0) [ 3381.365597][T30133] nbd: must specify a size in bytes for the device 15:39:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x2c}}, 0x48010) 15:39:42 executing program 3: socket(0x28, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getgid() syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x60, 0x0, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0x1c}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @loopback}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0_to_batadv\x00'}]}, 0x60}, 0x1, 0x0, 0x0, 0x40000}, 0x4040000) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4048041}, 0x0) socket(0x28, 0x0, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) getgid() (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r3, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x60, 0x0, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0x1c}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @loopback}, @NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'veth0_to_batadv\x00'}]}, 0x60}, 0x1, 0x0, 0x0, 0x40000}, 0x4040000) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4048041}, 0x0) (async) 15:39:42 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000940)=ANY=[@ANYBLOB="fe0daf0c4039db0f943de185e26fc031ed8f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000340), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r4, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000001}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x44, r5, 0x810, 0x70bd28, 0x25dfdbfd, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x3f}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) (async, rerun: 32) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f00000006c0)={'wpan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r6, &(0x7f00000007c0)={&(0x7f0000000600), 0xc, &(0x7f0000000780)={&(0x7f0000000840)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002cbd7000fedbdf250500000008000300", @ANYRES32=r7, @ANYBLOB="000000000000000000000000666c298edb974015dcae802d662277415ce42c536927ff15ca702bfa68da34b3b63382ae3a9a0b64099cbbc05fcdd9123c9e6ff1a1b28d59e7a9f718b3879ef30e52c80858324267eae0f50a949f797a87df7a607b2d4c7a34eb1a95ebc0b92b59bfcd971ac1bc158e4b4445dcbfcbb58e77e37c1d34da0a27b86b9029a6492a6f7be8a8d5a93b6a6dd8bd647e3a8af21d96a3ad7aab9b1df0c8ca214de74e27885195f682e94cd23f8fe5", @ANYRES32=r8, @ANYBLOB="0c0006000300000003000000"], 0x3c}, 0x1, 0x0, 0x0, 0x4840}, 0x20000040) (async) r9 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r4) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000002c0)={0x40, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}]}, 0x40}}, 0x0) (async, rerun: 32) pipe(&(0x7f0000000000)={0xffffffffffffffff}) (rerun: 32) sendmsg$NLBL_UNLABEL_C_ACCEPT(r3, &(0x7f0000000640)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000680)={&(0x7f0000000540)={0x9c, 0x0, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @local}, @NLBL_UNLABEL_A_SECCTX={0x2a, 0x7, 'u:object_r:app_data_file:s0:c512,c768\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}]}, 0x9c}, 0x1, 0x0, 0x0, 0x24000814}, 0x4010) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r10, 0x40047211, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)=ANY=[@ANYBLOB="0000c2a6", @ANYRES16=r9, @ANYBLOB="020027bd7000fddbdf25010000000c00020006000000000000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r10, @ANYBLOB], 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x20000880) [ 3381.408567][T30128] nbd: couldn't find device at index 5 15:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24649, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x3f00}, 0x48010) 15:39:42 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='blkio.bfq.io_service_time_recursive\x00', 0x0, 0x0) openat$cgroup_ro(r1, &(0x7f0000000040)='blkio.bfq.io_queued\x00', 0x0, 0x0) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000100), 0x442302, 0x0) ioctl$FS_IOC_GET_ENCRYPTION_POLICY_EX(r2, 0xc0096616, &(0x7f0000000140)={0x4, [0x0, 0x0, 0x0, 0x0]}) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)=ANY=[@ANYBLOB="24000200", @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000c000200020000000000000004000780"], 0x24}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='blkio.bfq.io_service_time_recursive\x00', 0x0, 0x0) (async) openat$cgroup_ro(r1, &(0x7f0000000040)='blkio.bfq.io_queued\x00', 0x0, 0x0) (async) openat$ppp(0xffffffffffffff9c, &(0x7f0000000100), 0x442302, 0x0) (async) ioctl$FS_IOC_GET_ENCRYPTION_POLICY_EX(r2, 0xc0096616, &(0x7f0000000140)={0x4, [0x0, 0x0, 0x0, 0x0]}) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)=ANY=[@ANYBLOB="24000200", @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000c000200020000000000000004000780"], 0x24}}, 0x0) (async) 15:39:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000000000000000000000020000000000000000000c00078008000100", @ANYRES32, @ANYRESOCT=r2], 0x50}, 0x1, 0x0, 0x0, 0xf3351c8d4e776c1c}, 0x8044) [ 3381.533198][T30149] nbd: must specify at least one socket 15:39:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x2c}}, 0x48010) 15:39:42 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000940)=ANY=[@ANYBLOB="fe0daf0c4039db0f943de185e26fc031ed8f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000340), r2) (rerun: 32) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r4, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000001}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x44, r5, 0x810, 0x70bd28, 0x25dfdbfd, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x3f}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f00000006c0)={'wpan0\x00', 0x0}) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r6, &(0x7f00000007c0)={&(0x7f0000000600), 0xc, &(0x7f0000000780)={&(0x7f0000000840)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002cbd7000fedbdf250500000008000300", @ANYRES32=r7, @ANYBLOB="000000000000000000000000666c298edb974015dcae802d662277415ce42c536927ff15ca702bfa68da34b3b63382ae3a9a0b64099cbbc05fcdd9123c9e6ff1a1b28d59e7a9f718b3879ef30e52c80858324267eae0f50a949f797a87df7a607b2d4c7a34eb1a95ebc0b92b59bfcd971ac1bc158e4b4445dcbfcbb58e77e37c1d34da0a27b86b9029a6492a6f7be8a8d5a93b6a6dd8bd647e3a8af21d96a3ad7aab9b1df0c8ca214de74e27885195f682e94cd23f8fe5", @ANYRES32=r8, @ANYBLOB="0c0006000300000003000000"], 0x3c}, 0x1, 0x0, 0x0, 0x4840}, 0x20000040) (async) r9 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r4) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000002c0)={0x40, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}]}, 0x40}}, 0x0) (async, rerun: 64) pipe(&(0x7f0000000000)={0xffffffffffffffff}) (rerun: 64) sendmsg$NLBL_UNLABEL_C_ACCEPT(r3, &(0x7f0000000640)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000680)={&(0x7f0000000540)={0x9c, 0x0, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @local}, @NLBL_UNLABEL_A_SECCTX={0x2a, 0x7, 'u:object_r:app_data_file:s0:c512,c768\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}]}, 0x9c}, 0x1, 0x0, 0x0, 0x24000814}, 0x4010) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r10, 0x40047211, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)=ANY=[@ANYBLOB="0000c2a6", @ANYRES16=r9, @ANYBLOB="020027bd7000fddbdf25010000000c00020006000000000000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r10, @ANYBLOB], 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x20000880) 15:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2464a, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000000000000000000000020000000000000000000c00078008000100", @ANYRES32, @ANYRESOCT=r2], 0x50}, 0x1, 0x0, 0x0, 0xf3351c8d4e776c1c}, 0x8044) [ 3381.650174][T30166] nbd: must specify at least one socket [ 3381.687957][T30169] nbd: must specify at least one socket 15:39:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x440d}, 0x48010) 15:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2464b, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:42 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='blkio.bfq.io_service_time_recursive\x00', 0x0, 0x0) openat$cgroup_ro(r1, &(0x7f0000000040)='blkio.bfq.io_queued\x00', 0x0, 0x0) (async) r2 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000100), 0x442302, 0x0) ioctl$FS_IOC_GET_ENCRYPTION_POLICY_EX(r2, 0xc0096616, &(0x7f0000000140)={0x4, [0x0, 0x0, 0x0, 0x0]}) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)=ANY=[@ANYBLOB="24000200", @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000c000200020000000000000004000780"], 0x24}}, 0x0) 15:39:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x2c}}, 0x48010) [ 3381.720237][T30183] nbd: must specify at least one socket 15:39:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) 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$netlbl_unlabel(&(0x7f0000000040), r3) sendmsg$NLBL_UNLABEL_C_LIST(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLIST(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x9c, r5, 0x400, 0x70bd2d, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_SECCTX={0x2e, 0x7, 'system_u:object_r:semanage_read_lock_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @remote}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private2}, @NLBL_UNLABEL_A_SECCTX={0x25, 0x7, 'system_u:object_r:var_spool_t:s0\x00'}]}, 0x9c}, 0x1, 0x0, 0x0, 0x8850}, 0x804) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r7, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r8, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) sendmsg$NL802154_CMD_SET_CHANNEL(r6, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x28, r8, 0x100, 0x70bd25, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_CHANNEL={0x5, 0x8, 0x13}]}, 0x28}, 0x1, 0x0, 0x0, 0x24040000}, 0x14) 15:39:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000000000000000000000020000000000000000000c00078008000100", @ANYRES32, @ANYRESOCT=r2], 0x50}, 0x1, 0x0, 0x0, 0xf3351c8d4e776c1c}, 0x8044) 15:39:42 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x14, r1, 0x1}, 0x14}}, 0x0) 15:39:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x4800}, 0x48010) 15:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2464c, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x70}}, 0x48010) [ 3381.910127][T30201] nbd: must specify at least one socket 15:39:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='P\x00\x00\b', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c00020000000000000000000c00078008000100", @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r3, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x24, r4, 0x300, 0x70bd27, 0x25dfdbfd, {}, [@NL802154_ATTR_MAX_BE={0x5, 0x10, 0x80}, @NL802154_ATTR_MAX_BE={0x5, 0x10, 0xe1}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000004}, 0x0) 15:39:42 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x14, r1, 0x1}, 0x14}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x14, r1, 0x1}, 0x14}}, 0x0) (async) [ 3381.992258][T30211] debugfs: Directory 'nbd1' with parent 'block' already present! 15:39:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2464d, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r3) sendmsg$NLBL_UNLABEL_C_LIST(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICLIST(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x9c, r5, 0x400, 0x70bd2d, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_SECCTX={0x2e, 0x7, 'system_u:object_r:semanage_read_lock_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @remote}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private2}, @NLBL_UNLABEL_A_SECCTX={0x25, 0x7, 'system_u:object_r:var_spool_t:s0\x00'}]}, 0x9c}, 0x1, 0x0, 0x0, 0x8850}, 0x804) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r7, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r8, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) sendmsg$NL802154_CMD_SET_CHANNEL(r6, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x28, r8, 0x100, 0x70bd25, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_CHANNEL={0x5, 0x8, 0x13}]}, 0x28}, 0x1, 0x0, 0x0, 0x24040000}, 0x14) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r3) (async) sendmsg$NLBL_UNLABEL_C_LIST(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)={0x14, r5, 0x1}, 0x14}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICLIST(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x9c, r5, 0x400, 0x70bd2d, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_SECCTX={0x2e, 0x7, 'system_u:object_r:semanage_read_lock_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @remote}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private2}, @NLBL_UNLABEL_A_SECCTX={0x25, 0x7, 'system_u:object_r:var_spool_t:s0\x00'}]}, 0x9c}, 0x1, 0x0, 0x0, 0x8850}, 0x804) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) (async) sendmsg$NL802154_CMD_SET_CHANNEL(r7, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r8, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) (async) sendmsg$NL802154_CMD_SET_CHANNEL(r6, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x28, r8, 0x100, 0x70bd25, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_CHANNEL={0x5, 0x8, 0x13}]}, 0x28}, 0x1, 0x0, 0x0, 0x24040000}, 0x14) (async) [ 3382.049210][T30215] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x4c00}, 0x48010) 15:39:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x68}}, 0x48010) 15:39:42 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async, rerun: 64) syz_genetlink_get_family_id$nbd(0x0, r0) (async, rerun: 64) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x14, r1, 0x1}, 0x14}}, 0x0) 15:39:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='P\x00\x00\b', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c00020000000000000000000c00078008000100", @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r3, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x24, r4, 0x300, 0x70bd27, 0x25dfdbfd, {}, [@NL802154_ATTR_MAX_BE={0x5, 0x10, 0x80}, @NL802154_ATTR_MAX_BE={0x5, 0x10, 0xe1}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000004}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='P\x00\x00\b', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c00020000000000000000000c00078008000100", @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) (async) sendmsg$NL802154_CMD_SET_CHANNEL(r3, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) (async) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x24, r4, 0x300, 0x70bd27, 0x25dfdbfd, {}, [@NL802154_ATTR_MAX_BE={0x5, 0x10, 0x80}, @NL802154_ATTR_MAX_BE={0x5, 0x10, 0xe1}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000004}, 0x0) (async) 15:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2464e, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x6000}, 0x48010) 15:39:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x60, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x60}}, 0x48010) 15:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2464f, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r3) sendmsg$NLBL_UNLABEL_C_LIST(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000080)={0x14, r5, 0x1}, 0x14}}, 0x0) (async, rerun: 32) sendmsg$NLBL_UNLABEL_C_STATICLIST(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x9c, r5, 0x400, 0x70bd2d, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_SECCTX={0x2e, 0x7, 'system_u:object_r:semanage_read_lock_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @remote}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @private2}, @NLBL_UNLABEL_A_SECCTX={0x25, 0x7, 'system_u:object_r:var_spool_t:s0\x00'}]}, 0x9c}, 0x1, 0x0, 0x0, 0x8850}, 0x804) (rerun: 32) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async, rerun: 64) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r8 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) (rerun: 64) sendmsg$NL802154_CMD_SET_CHANNEL(r7, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r8, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) sendmsg$NL802154_CMD_SET_CHANNEL(r6, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x28, r8, 0x100, 0x70bd25, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_CHANNEL={0x5, 0x8, 0x13}]}, 0x28}, 0x1, 0x0, 0x0, 0x24040000}, 0x14) 15:39:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x6800}, 0x48010) 15:39:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='P\x00\x00\b', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c00020000000000000000000c00078008000100", @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r3, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x24, r4, 0x300, 0x70bd27, 0x25dfdbfd, {}, [@NL802154_ATTR_MAX_BE={0x5, 0x10, 0x80}, @NL802154_ATTR_MAX_BE={0x5, 0x10, 0xe1}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000004}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)=ANY=[@ANYBLOB='P\x00\x00\b', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c00020000000000000000000c00078008000100", @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000c00), 0xffffffffffffffff) (async) sendmsg$NL802154_CMD_SET_CHANNEL(r3, &(0x7f0000000cc0)={&(0x7f0000000bc0), 0xc, &(0x7f0000000c80)={&(0x7f0000000c40)={0x28, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_CHANNEL={0x5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x28}}, 0x0) (async) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x24, r4, 0x300, 0x70bd27, 0x25dfdbfd, {}, [@NL802154_ATTR_MAX_BE={0x5, 0x10, 0x80}, @NL802154_ATTR_MAX_BE={0x5, 0x10, 0xe1}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000004}, 0x0) (async) 15:39:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x58}}, 0x48010) 15:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24650, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x6c00}, 0x48010) 15:39:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x2c, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0xffffffffffffffbc}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) r5 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='cgroup.controllers\x00', 0x0, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r7, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)={0xb4, r1, 0x1, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x24}, 0x4080) 15:39:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x50}}, 0x48010) 15:39:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000200), r0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000240)={'wpan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000280)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_GET_WPAN_PHY(r3, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x2c, r4, 0x800, 0x70bd28, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x840}, 0x83) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x7400}, 0x48010) 15:39:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000242}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x14, 0x0, 0x800, 0x70bd29, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x1) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x4c, r2, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x25}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x16}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20000000}, 0x20044001) 15:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24651, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24652, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x2c, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0xffffffffffffffbc}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) (async) r5 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='cgroup.controllers\x00', 0x0, 0x0) (async, rerun: 64) pipe(&(0x7f0000000000)={0xffffffffffffffff}) (rerun: 64) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r7, 0x40047211, 0x0) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)={0xb4, r1, 0x1, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x24}, 0x4080) 15:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24653, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x7a00}, 0x48010) 15:39:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000242}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x14, 0x0, 0x800, 0x70bd29, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x1) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x4c, r2, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x25}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x16}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20000000}, 0x20044001) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000242}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x14, 0x0, 0x800, 0x70bd29, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x1) (async) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) (async) syz_genetlink_get_family_id$nbd(0x0, r1) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x4c, r2, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x25}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x16}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20000000}, 0x20044001) (async) 15:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x48}}, 0x48010) [ 3383.239883][T30324] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x2c, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0xffffffffffffffbc}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) r5 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='cgroup.controllers\x00', 0x0, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r7, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)={0xb4, r1, 0x1, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x24}, 0x4080) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x2c, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0xffffffffffffffbc}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) (async) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='cgroup.controllers\x00', 0x0, 0x0) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r7, 0x40047211, 0x0) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)={0xb4, r1, 0x1, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x24}, 0x4080) (async) 15:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24654, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000200), r0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000240)={'wpan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000280)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_GET_WPAN_PHY(r3, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x2c, r4, 0x800, 0x70bd28, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x840}, 0x83) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000200), r0) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000240)={'wpan0\x00'}) (async) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000280)={'wpan1\x00'}) (async) sendmsg$NL802154_CMD_GET_WPAN_PHY(r3, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x2c, r4, 0x800, 0x70bd28, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x840}, 0x83) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) 15:39:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0xf000}, 0x48010) 15:39:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000242}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x14, 0x0, 0x800, 0x70bd29, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x1) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) (async, rerun: 32) syz_genetlink_get_family_id$nbd(0x0, r1) (rerun: 32) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x4c, r2, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x25}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x16}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20000000}, 0x20044001) 15:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x40}}, 0x48010) 15:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffd}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x40041) 15:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24655, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000200), r0) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000240)={'wpan0\x00', 0x0}) (async) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000280)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_GET_WPAN_PHY(r3, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x2c, r4, 0x800, 0x70bd28, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r5}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x840}, 0x83) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) [ 3383.683860][T30368] debugfs: Directory 'nbd1' with parent 'block' already present! 15:39:44 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x2c, r3, 0x2, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xe}]}, 0x2c}}, 0x8140) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x30000}, 0x48010) 15:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffd}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x40041) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffd}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x40041) (async) [ 3383.737475][T30388] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x40}}, 0x48010) 15:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f00000001c0)={0xffffffffffffffff}) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x70, r1, 0x200, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8, 0x1, r5}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x24e5b5bc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x70}, 0x1, 0x0, 0x0, 0x24000055}, 0x48010) 15:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24656, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0xf0ffff}, 0x48010) 15:39:44 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async, rerun: 64) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x2c, r3, 0x2, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xe}]}, 0x2c}}, 0x8140) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x38}}, 0x48010) 15:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24657, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f00000001c0)={0xffffffffffffffff}) (async) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x70, r1, 0x200, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8, 0x1, r5}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x24e5b5bc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x70}, 0x1, 0x0, 0x0, 0x24000055}, 0x48010) 15:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffd}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x40041) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffd}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x40041) (async) 15:39:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x1000000}, 0x48010) 15:39:44 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x2c, r3, 0x2, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xe}]}, 0x2c}}, 0x8140) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x38}}, 0x48010) 15:39:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x14, r1, 0x10, 0x100}, 0x14}}, 0x0) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x1c, 0x0, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20004004}, 0x4000000) 15:39:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24658, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x2000000}, 0x48010) 15:39:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f00000001c0)={0xffffffffffffffff}) (async, rerun: 32) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x70, r1, 0x200, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8, 0x1, r5}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x24e5b5bc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x70}, 0x1, 0x0, 0x0, 0x24000055}, 0x48010) 15:39:45 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = accept4$x25(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x800) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000040)={0xc}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x30}}, 0x48010) [ 3384.200234][T30452] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x14, r1, 0x10, 0x100}, 0x14}}, 0x0) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x1c, 0x0, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20004004}, 0x4000000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x14, r1, 0x10, 0x100}, 0x14}}, 0x0) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x1c, 0x0, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20004004}, 0x4000000) (async) 15:39:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x3000000}, 0x48010) 15:39:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x30}}, 0x0) 15:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24659, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NLBL_UNLABEL_C_LIST(r2, &(0x7f0000000280)={&(0x7f00000001c0), 0xc, &(0x7f0000000240)={&(0x7f0000000540)=ANY=[@ANYBLOB="1c009d0038a164ff3f2bb925a3e9c7c69dd146dfb5d7ceb273a65257beb98609efe5eaa9c9da58d6a958e9d08761f810c5ebd05340abe4a3325a3a071ed746db1e3152605aca3b3c2ff8baa349d320a7180d3a810b8f6612a03e9543eb8876e40413313acb6b7946d95ad48606900e683faf107299716fc517a151e07a18e75d008dc329147bfd5e4f698927538ce8", @ANYRES16=0x0, @ANYBLOB="10002dbd7000ffdbdf2502000000080004007f000001"], 0x1c}, 0x1, 0x0, 0x0, 0x4000000}, 0x8010) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x70, r3, 0x400, 0x70bd25, 0x25dfdbfe, {}, [@L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e24}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0xff}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0xffffffffffffffe0}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x7}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e23}, @L2TP_ATTR_PEER_CONN_ID={0x8}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast2}, @L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x3}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @dev={0xfe, 0x80, '\x00', 0x35}}]}, 0x70}, 0x1, 0x0, 0x0, 0x20000004}, 0x1) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20000040}, 0x48010) 15:39:45 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = accept4$x25(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x800) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000040)={0xc}) (async, rerun: 32) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NLBL_UNLABEL_C_LIST(r2, &(0x7f0000000280)={&(0x7f00000001c0), 0xc, &(0x7f0000000240)={&(0x7f0000000540)=ANY=[@ANYBLOB="1c009d0038a164ff3f2bb925a3e9c7c69dd146dfb5d7ceb273a65257beb98609efe5eaa9c9da58d6a958e9d08761f810c5ebd05340abe4a3325a3a071ed746db1e3152605aca3b3c2ff8baa349d320a7180d3a810b8f6612a03e9543eb8876e40413313acb6b7946d95ad48606900e683faf107299716fc517a151e07a18e75d008dc329147bfd5e4f698927538ce8", @ANYRES16=0x0, @ANYBLOB="10002dbd7000ffdbdf2502000000080004007f000001"], 0x1c}, 0x1, 0x0, 0x0, 0x4000000}, 0x8010) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x70, r3, 0x400, 0x70bd25, 0x25dfdbfe, {}, [@L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e24}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0xff}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0xffffffffffffffe0}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x7}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e23}, @L2TP_ATTR_PEER_CONN_ID={0x8}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast2}, @L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x3}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @dev={0xfe, 0x80, '\x00', 0x35}}]}, 0x70}, 0x1, 0x0, 0x0, 0x20000004}, 0x1) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20000040}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NLBL_UNLABEL_C_LIST(r2, &(0x7f0000000280)={&(0x7f00000001c0), 0xc, &(0x7f0000000240)={&(0x7f0000000540)=ANY=[@ANYBLOB="1c009d0038a164ff3f2bb925a3e9c7c69dd146dfb5d7ceb273a65257beb98609efe5eaa9c9da58d6a958e9d08761f810c5ebd05340abe4a3325a3a071ed746db1e3152605aca3b3c2ff8baa349d320a7180d3a810b8f6612a03e9543eb8876e40413313acb6b7946d95ad48606900e683faf107299716fc517a151e07a18e75d008dc329147bfd5e4f698927538ce8", @ANYRES16=0x0, @ANYBLOB="10002dbd7000ffdbdf2502000000080004007f000001"], 0x1c}, 0x1, 0x0, 0x0, 0x4000000}, 0x8010) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000300), 0xffffffffffffffff) (async) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x70, r3, 0x400, 0x70bd25, 0x25dfdbfe, {}, [@L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e24}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0xff}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0xffffffffffffffe0}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x7}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e23}, @L2TP_ATTR_PEER_CONN_ID={0x8}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast2}, @L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x3}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @dev={0xfe, 0x80, '\x00', 0x35}}]}, 0x70}, 0x1, 0x0, 0x0, 0x20000004}, 0x1) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20000040}, 0x48010) (async) 15:39:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x14, r1, 0x10, 0x100}, 0x14}}, 0x0) (async, rerun: 64) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x1c, 0x0, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20004004}, 0x4000000) (rerun: 64) [ 3384.371813][T30482] nbd: must specify at least one socket 15:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2465a, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x4000000}, 0x48010) 15:39:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x30}}, 0x0) 15:39:45 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = accept4$x25(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x800) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000040)={0xc}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) accept4$x25(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x800) (async) ioctl$SIOCX25SCUDMATCHLEN(r0, 0x89e7, &(0x7f0000000040)={0xc}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) (async) syz_genetlink_get_family_id$nbd(0x0, r1) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async) [ 3384.490256][T30487] nbd: must specify at least one socket 15:39:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NLBL_UNLABEL_C_LIST(r2, &(0x7f0000000280)={&(0x7f00000001c0), 0xc, &(0x7f0000000240)={&(0x7f0000000540)=ANY=[@ANYBLOB="1c009d0038a164ff3f2bb925a3e9c7c69dd146dfb5d7ceb273a65257beb98609efe5eaa9c9da58d6a958e9d08761f810c5ebd05340abe4a3325a3a071ed746db1e3152605aca3b3c2ff8baa349d320a7180d3a810b8f6612a03e9543eb8876e40413313acb6b7946d95ad48606900e683faf107299716fc517a151e07a18e75d008dc329147bfd5e4f698927538ce8", @ANYRES16=0x0, @ANYBLOB="10002dbd7000ffdbdf2502000000080004007f000001"], 0x1c}, 0x1, 0x0, 0x0, 0x4000000}, 0x8010) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x70, r3, 0x400, 0x70bd25, 0x25dfdbfe, {}, [@L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e24}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0xff}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0xffffffffffffffe0}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x7}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e23}, @L2TP_ATTR_PEER_CONN_ID={0x8}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast2}, @L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x3}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @dev={0xfe, 0x80, '\x00', 0x35}}]}, 0x70}, 0x1, 0x0, 0x0, 0x20000004}, 0x1) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20000040}, 0x48010) 15:39:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r2, 0x40047211, 0x0) r3 = socket(0x8bc8a30a6da43459, 0x5, 0x6) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x50, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfe00000000000000}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SOCKETS={0x0, 0x7, 0x0, 0x1, [{0x0, 0x1, r2}, {}, {0x0, 0x1, r3}, {0x0, 0x1, r4}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x3c}}, 0x40000) [ 3384.560399][T30504] __nla_validate_parse: 206 callbacks suppressed [ 3384.560429][T30504] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 15:39:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NLBL_UNLABEL_C_LIST(r2, &(0x7f0000000280)={&(0x7f00000001c0), 0xc, &(0x7f0000000240)={&(0x7f0000000540)=ANY=[@ANYBLOB="1c009d0038a164ff3f2bb925a3e9c7c69dd146dfb5d7ceb273a65257beb98609efe5eaa9c9da58d6a958e9d08761f810c5ebd05340abe4a3325a3a071ed746db1e3152605aca3b3c2ff8baa349d320a7180d3a810b8f6612a03e9543eb8876e40413313acb6b7946d95ad48606900e683faf107299716fc517a151e07a18e75d008dc329147bfd5e4f698927538ce8", @ANYRES16=0x0, @ANYBLOB="10002dbd7000ffdbdf2502000000080004007f000001"], 0x1c}, 0x1, 0x0, 0x0, 0x4000000}, 0x8010) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x70, r3, 0x400, 0x70bd25, 0x25dfdbfe, {}, [@L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e24}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0xff}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0xffffffffffffffe0}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x7}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e23}, @L2TP_ATTR_PEER_CONN_ID={0x8}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast2}, @L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x3}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @dev={0xfe, 0x80, '\x00', 0x35}}]}, 0x70}, 0x1, 0x0, 0x0, 0x20000004}, 0x1) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20000040}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NLBL_UNLABEL_C_LIST(r2, &(0x7f0000000280)={&(0x7f00000001c0), 0xc, &(0x7f0000000240)={&(0x7f0000000540)=ANY=[@ANYBLOB="1c009d0038a164ff3f2bb925a3e9c7c69dd146dfb5d7ceb273a65257beb98609efe5eaa9c9da58d6a958e9d08761f810c5ebd05340abe4a3325a3a071ed746db1e3152605aca3b3c2ff8baa349d320a7180d3a810b8f6612a03e9543eb8876e40413313acb6b7946d95ad48606900e683faf107299716fc517a151e07a18e75d008dc329147bfd5e4f698927538ce8", @ANYRES16=0x0, @ANYBLOB="10002dbd7000ffdbdf2502000000080004007f000001"], 0x1c}, 0x1, 0x0, 0x0, 0x4000000}, 0x8010) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000300), 0xffffffffffffffff) (async) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x70, r3, 0x400, 0x70bd25, 0x25dfdbfe, {}, [@L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e24}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0xff}, @L2TP_ATTR_RECV_TIMEOUT={0xc, 0x16, 0xffffffffffffffe0}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x7}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e23}, @L2TP_ATTR_PEER_CONN_ID={0x8}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast2}, @L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x3}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @dev={0xfe, 0x80, '\x00', 0x35}}]}, 0x70}, 0x1, 0x0, 0x0, 0x20000004}, 0x1) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20000040}, 0x48010) (async) 15:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2465b, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3384.604428][T30504] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3384.616753][T30504] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3384.675027][T30498] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3384.692052][T30498] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3384.714365][T30511] nbd: must specify at least one socket 15:39:45 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) r6 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000340)='blkio.bfq.io_serviced_recursive\x00', 0x0, 0x0) pipe(&(0x7f0000000380)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000400)={0x9c, r3, 0x800, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, ']%:/'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xbc}]}, 0x9c}, 0x1, 0x0, 0x0, 0x8000000}, 0x10) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002bbd7000000000060000000000000000000c00060000000000000000000800030000000000000000", @ANYRES32=0x0, @ANYBLOB="0500110020000000"], 0x3c}, 0x1, 0x0, 0x0, 0x240008d0}, 0x8000) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000680)=ANY=[@ANYBLOB='$@\x00\x00', @ANYRES16=r1, @ANYBLOB="01001a00000000000000010000000c0002000200000000000000040007807a01f4f35571682bd2273604e346e325e5cca34a4607383d57c729af0715bff7bd1bebb202fb972794a2dad4dd337e64919b045ef3459ec894537c67b2ae3991eaa90e5f79f8c311e7f69e190000000000006f9b545b3d1312e488f3b14ecec39c3dfa510000000000000000000000e5468a1c21adb1be538673c70053d6d97f7443f13b8e33db428521a2b9db854febc9369fa92e590b5322b98ce61c40405f5dbd46656b32510a2ef0e575b1e5726f6029d3c00a274e172485cecd53996f4ffdf8d5b826e5f533c62043673880d193051e6dec7399527b4b199594bd2178953d769549e54fa8f4bf534ab366d6cf1fd3bdc8658a68f0e92dba8b500e7a56b3b8a2b3dc540277821a3ee769dd542ac5e35c4797c691a7dcf9c7e4af850a3fb02d1c33a25f56fffa24aa"], 0x24}}, 0x0) 15:39:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x5000000}, 0x48010) 15:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2465c, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24658, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3384.726288][T30521] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3384.735664][T30521] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3384.747471][T30521] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3384.766777][T30518] nbd: must specify at least one socket 15:39:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r2, 0x40047211, 0x0) r3 = socket(0x8bc8a30a6da43459, 0x5, 0x6) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x50, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfe00000000000000}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SOCKETS={0x0, 0x7, 0x0, 0x1, [{0x0, 0x1, r2}, {}, {0x0, 0x1, r3}, {0x0, 0x1, r4}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x3c}}, 0x40000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r2, 0x40047211, 0x0) (async) socket(0x8bc8a30a6da43459, 0x5, 0x6) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x50, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfe00000000000000}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SOCKETS={0x0, 0x7, 0x0, 0x1, [{0x0, 0x1, r2}, {}, {0x0, 0x1, r3}, {0x0, 0x1, r4}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x3c}}, 0x40000) (async) 15:39:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000003c0)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="200028bd7000fddbdfa5010000000c00040000000880000000000ce904000010000000000000"], 0x2c}, 0x1, 0x0, 0x0, 0x2000c010}, 0x4000084) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="73e5fdc5e58c5e8c000000000000615792d120a10022eb40489e03840bb7df404226bc7d1643b7ca96c40b8595d69374890c851999d954937b81ffdd5bbdacec7874e3b5dddd674b12452f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000280)={0x70, r1, 0x800, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x70}}, 0x48010) [ 3384.852836][T30533] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3384.862291][T30533] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 15:39:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x6000000}, 0x48010) 15:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2465d, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000003c0)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="200028bd7000fddbdfa5010000000c00040000000880000000000ce904000010000000000000"], 0x2c}, 0x1, 0x0, 0x0, 0x2000c010}, 0x4000084) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="73e5fdc5e58c5e8c000000000000615792d120a10022eb40489e03840bb7df404226bc7d1643b7ca96c40b8595d69374890c851999d954937b81ffdd5bbdacec7874e3b5dddd674b12452f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000280)={0x70, r1, 0x800, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x70}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000003c0)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="200028bd7000fddbdfa5010000000c00040000000880000000000ce904000010000000000000"], 0x2c}, 0x1, 0x0, 0x0, 0x2000c010}, 0x4000084) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="73e5fdc5e58c5e8c000000000000615792d120a10022eb40489e03840bb7df404226bc7d1643b7ca96c40b8595d69374890c851999d954937b81ffdd5bbdacec7874e3b5dddd674b12452f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000280)={0x70, r1, 0x800, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x70}}, 0x48010) (async) 15:39:45 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r0) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) r6 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000340)='blkio.bfq.io_serviced_recursive\x00', 0x0, 0x0) pipe(&(0x7f0000000380)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000400)={0x9c, r3, 0x800, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, ']%:/'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xbc}]}, 0x9c}, 0x1, 0x0, 0x0, 0x8000000}, 0x10) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002bbd7000000000060000000000000000000c00060000000000000000000800030000000000000000", @ANYRES32=0x0, @ANYBLOB="0500110020000000"], 0x3c}, 0x1, 0x0, 0x0, 0x240008d0}, 0x8000) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000680)=ANY=[@ANYBLOB='$@\x00\x00', @ANYRES16=r1, @ANYBLOB="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"], 0x24}}, 0x0) 15:39:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2465c, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r2, 0x40047211, 0x0) r3 = socket(0x8bc8a30a6da43459, 0x5, 0x6) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x50, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfe00000000000000}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SOCKETS={0x0, 0x7, 0x0, 0x1, [{0x0, 0x1, r2}, {}, {0x0, 0x1, r3}, {0x0, 0x1, r4}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x3c}}, 0x40000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r2, 0x40047211, 0x0) (async) socket(0x8bc8a30a6da43459, 0x5, 0x6) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x50, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfe00000000000000}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SOCKETS={0x0, 0x7, 0x0, 0x1, [{0x0, 0x1, r2}, {}, {0x0, 0x1, r3}, {0x0, 0x1, r4}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x3c}}, 0x40000) (async) 15:39:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2465e, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:45 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) r6 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000340)='blkio.bfq.io_serviced_recursive\x00', 0x0, 0x0) pipe(&(0x7f0000000380)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000400)={0x9c, r3, 0x800, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, ']%:/'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xbc}]}, 0x9c}, 0x1, 0x0, 0x0, 0x8000000}, 0x10) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002bbd7000000000060000000000000000000c00060000000000000000000800030000000000000000", @ANYRES32=0x0, @ANYBLOB="0500110020000000"], 0x3c}, 0x1, 0x0, 0x0, 0x240008d0}, 0x8000) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000680)=ANY=[@ANYBLOB='$@\x00\x00', @ANYRES16=r1, @ANYBLOB="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"], 0x24}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_DEL_SEC_KEY(r2, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r0) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)) (async) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000340)='blkio.bfq.io_serviced_recursive\x00', 0x0, 0x0) (async) pipe(&(0x7f0000000380)) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r8, 0x40047211, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) (async) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000400)={0x9c, r3, 0x800, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, ']%:/'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xbc}]}, 0x9c}, 0x1, 0x0, 0x0, 0x8000000}, 0x10) (async) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002bbd7000000000060000000000000000000c00060000000000000000000800030000000000000000", @ANYRES32=0x0, @ANYBLOB="0500110020000000"], 0x3c}, 0x1, 0x0, 0x0, 0x240008d0}, 0x8000) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000680)=ANY=[@ANYBLOB='$@\x00\x00', @ANYRES16=r1, @ANYBLOB="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"], 0x24}}, 0x0) (async) [ 3385.107131][T30558] debugfs: Directory 'nbd1' with parent 'block' already present! 15:39:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x5000000}, 0x48010) 15:39:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x7000000}, 0x48010) 15:39:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r3, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)=ANY=[@ANYBLOB="78000000e0ee6bfaca46e8bb4fa3ad14817012ec5971a25812db4f8d845ec6e963278dbbcce04b4f4bc1c0aaf77de544f81879622568377a842b5ba799aceb1edd30f6628bc78cf844e92dd695933cc9b9d3e207000000bb2e8fb7d9927e1667cb955082228cfc3d9bbffcd04c26720fafd71299603d59e311fbad0f54d16680e1892e97588fd32e2b9482bc28478337dde5df7f869dc1eb9cf4f69ca9881406f71de847a0", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040001000000000000003400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="0c00078008000100", @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x78}, 0x1, 0x0, 0x0, 0x20008050}, 0x0) 15:39:46 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r2, 0x40047211, 0x0) openat$cgroup_devices(r2, &(0x7f0000000000)='devices.deny\x00', 0x2, 0x0) 15:39:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000003c0)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="200028bd7000fddbdfa5010000000c00040000000880000000000ce904000010000000000000"], 0x2c}, 0x1, 0x0, 0x0, 0x2000c010}, 0x4000084) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="73e5fdc5e58c5e8c000000000000615792d120a10022eb40489e03840bb7df404226bc7d1643b7ca96c40b8595d69374890c851999d954937b81ffdd5bbdacec7874e3b5dddd674b12452f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000280)={0x70, r1, 0x800, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x70}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000003c0)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="200028bd7000fddbdfa5010000000c00040000000880000000000ce904000010000000000000"], 0x2c}, 0x1, 0x0, 0x0, 0x2000c010}, 0x4000084) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="73e5fdc5e58c5e8c000000000000615792d120a10022eb40489e03840bb7df404226bc7d1643b7ca96c40b8595d69374890c851999d954937b81ffdd5bbdacec7874e3b5dddd674b12452f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000280)={0x70, r1, 0x800, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x70}}, 0x48010) (async) [ 3385.245023][T30593] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2465f, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2465e, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x9000000}, 0x48010) 15:39:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r3, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)=ANY=[@ANYBLOB="78000000e0ee6bfaca46e8bb4fa3ad14817012ec5971a25812db4f8d845ec6e963278dbbcce04b4f4bc1c0aaf77de544f81879622568377a842b5ba799aceb1edd30f6628bc78cf844e92dd695933cc9b9d3e207000000bb2e8fb7d9927e1667cb955082228cfc3d9bbffcd04c26720fafd71299603d59e311fbad0f54d16680e1892e97588fd32e2b9482bc28478337dde5df7f869dc1eb9cf4f69ca9881406f71de847a0", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040001000000000000003400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="0c00078008000100", @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x78}, 0x1, 0x0, 0x0, 0x20008050}, 0x0) 15:39:46 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (rerun: 64) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r2, 0x40047211, 0x0) (async) openat$cgroup_devices(r2, &(0x7f0000000000)='devices.deny\x00', 0x2, 0x0) 15:39:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0xa000000}, 0x48010) 15:39:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r0, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x24, 0x0, 0x800, 0x70bd2d, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x24}}, 0xc000) 15:39:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r3, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)=ANY=[@ANYBLOB="78000000e0ee6bfaca46e8bb4fa3ad14817012ec5971a25812db4f8d845ec6e963278dbbcce04b4f4bc1c0aaf77de544f81879622568377a842b5ba799aceb1edd30f6628bc78cf844e92dd695933cc9b9d3e207000000bb2e8fb7d9927e1667cb955082228cfc3d9bbffcd04c26720fafd71299603d59e311fbad0f54d16680e1892e97588fd32e2b9482bc28478337dde5df7f869dc1eb9cf4f69ca9881406f71de847a0", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040001000000000000003400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="0c00078008000100", @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x78}, 0x1, 0x0, 0x0, 0x20008050}, 0x0) 15:39:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24660, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x7000000}, 0x48010) 15:39:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r0, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x24, 0x0, 0x800, 0x70bd2d, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x24}}, 0xc000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r0, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x24, 0x0, 0x800, 0x70bd2d, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x24}}, 0xc000) (async) 15:39:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='blkio.throttle.io_service_bytes_recursive\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0x6e}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}, {}, {0x0, 0x1, r3}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x0, 0xa, '-{:\']'}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x40801) [ 3385.640270][T30642] debugfs: Directory 'nbd2' with parent 'block' already present! 15:39:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0xd440000}, 0x48010) 15:39:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24661, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3385.721291][T30631] debugfs: Directory 'nbd1' with parent 'block' already present! 15:39:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r0, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x24, 0x0, 0x800, 0x70bd2d, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x24}}, 0xc000) [ 3385.816471][T16704] block device autoloading is deprecated and will be removed. 15:39:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='blkio.throttle.io_service_bytes_recursive\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0x6e}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}, {}, {0x0, 0x1, r3}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x0, 0xa, '-{:\']'}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x40801) 15:39:46 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) (async, rerun: 32) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async, rerun: 64) pipe(&(0x7f0000000000)={0xffffffffffffffff}) (rerun: 64) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r2, 0x40047211, 0x0) (async, rerun: 64) openat$cgroup_devices(r2, &(0x7f0000000000)='devices.deny\x00', 0x2, 0x0) (rerun: 64) 15:39:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x1f000000}, 0x48010) 15:39:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24662, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) sendmsg$NLBL_UNLABEL_C_STATICLISTDEF(r0, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x24, 0x0, 0x800, 0x70bd2d, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_ACPTFLG={0x5}]}, 0x24}}, 0xc000) 15:39:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x30}}, 0x48010) 15:39:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='blkio.throttle.io_service_bytes_recursive\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0x6e}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}, {}, {0x0, 0x1, r3}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x0, 0xa, '-{:\']'}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x40801) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='blkio.throttle.io_service_bytes_recursive\x00', 0x0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0x6e}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}, {}, {0x0, 0x1, r3}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x0, 0xa, '-{:\']'}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x40801) (async) 15:39:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x20000000}, 0x48010) 15:39:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24663, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000200)={'wpan0\x00', 0x0}) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000540), r0) sendmsg$NL802154_CMD_SET_CHANNEL(r2, &(0x7f0000000600)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000005c0)={&(0x7f0000000580)={0x1c, r4, 0x800, 0x70bd28, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8040}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x40, 0x0, 0x1, 0x70bd25, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r3}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x40}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000001}, 0x40) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000340), r0) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r0, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x2022008}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x44, r5, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_MIN_BE={0x5, 0x11, 0x7f}, @NL802154_ATTR_MIN_BE={0x5, 0x11, 0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_MAX_BE={0x5, 0x10, 0xa1}]}, 0x44}, 0x1, 0x0, 0x0, 0x20000}, 0x40000e5) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24654, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:47 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x34, r1, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x34}, 0x1, 0x0, 0x0, 0x400c811}, 0x4000000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 15:39:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x275254e1}, 0x48010) 15:39:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24664, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000200)={'wpan0\x00', 0x0}) (async) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000540), r0) sendmsg$NL802154_CMD_SET_CHANNEL(r2, &(0x7f0000000600)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000005c0)={&(0x7f0000000580)={0x1c, r4, 0x800, 0x70bd28, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8040}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x40, 0x0, 0x1, 0x70bd25, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r3}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x40}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000001}, 0x40) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000340), r0) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r0, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x2022008}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x44, r5, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_MIN_BE={0x5, 0x11, 0x7f}, @NL802154_ATTR_MIN_BE={0x5, 0x11, 0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_MAX_BE={0x5, 0x10, 0xa1}]}, 0x44}, 0x1, 0x0, 0x0, 0x20000}, 0x40000e5) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x7a00}, 0x48010) 15:39:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x34, r1, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x34}, 0x1, 0x0, 0x0, 0x400c811}, 0x4000000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x34, r1, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x34}, 0x1, 0x0, 0x0, 0x400c811}, 0x4000000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) (async) 15:39:47 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) (async) 15:39:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24665, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:47 executing program 4: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000200)={'wpan0\x00', 0x0}) (async) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000540), r0) sendmsg$NL802154_CMD_SET_CHANNEL(r2, &(0x7f0000000600)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000005c0)={&(0x7f0000000580)={0x1c, r4, 0x800, 0x70bd28, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8040}, 0x0) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x40, 0x0, 0x1, 0x70bd25, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r3}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x40}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000001}, 0x40) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000340), r0) sendmsg$NL802154_CMD_SET_BACKOFF_EXPONENT(r0, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x2022008}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x44, r5, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_MIN_BE={0x5, 0x11, 0x7f}, @NL802154_ATTR_MIN_BE={0x5, 0x11, 0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_MAX_BE={0x5, 0x10, 0xa1}]}, 0x44}, 0x1, 0x0, 0x0, 0x20000}, 0x40000e5) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x3f000000}, 0x48010) 15:39:47 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24666, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x275254e1}, 0x48010) 15:39:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x34, r1, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x34}, 0x1, 0x0, 0x0, 0x400c811}, 0x4000000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x34, r1, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x34}, 0x1, 0x0, 0x0, 0x400c811}, 0x4000000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) (async) 15:39:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x48000000}, 0x48010) 15:39:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10800000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x34, r3, 0x800, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000890}, 0x1) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) sendmsg$NL802154_CMD_DEL_SEC_DEV(r4, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x60, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) [ 3386.880568][T16704] block device autoloading is deprecated and will be removed. 15:39:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_FRAME_RETRIES(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000242}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x14, 0x0, 0x800, 0x70bd29, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x1) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x4c, r2, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x25}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x16}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20000000}, 0x20044001) 15:39:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x4c000000}, 0x48010) 15:39:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x6800}, 0x48010) 15:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24667, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3387.100228][T30782] nbd: must specify at least one socket 15:39:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) sendmsg$NLBL_UNLABEL_C_LIST(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xfffffffffffffe51, &(0x7f0000000040)={&(0x7f0000000100)={0x64, 0x0, 0x400, 0x70bd25, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @rand_addr=' \x01\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @local}}]}, 0x64}, 0x1, 0x0, 0x0, 0x10}, 0x2000c001) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r3, 0x40047211, 0x0) syz_genetlink_get_family_id$smc(&(0x7f00000001c0), r3) socket$isdn_base(0x22, 0x3, 0x0) 15:39:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10800000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x34, r3, 0x800, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000890}, 0x1) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) sendmsg$NL802154_CMD_DEL_SEC_DEV(r4, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async, rerun: 64) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x60, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:48 executing program 1: r0 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_GET(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x68, r0, 0x400, 0x70bd2a, 0x25dfdbfb, {}, [@L2TP_ATTR_IP6_DADDR={0x14, 0x20, @ipv4={'\x00', '\xff\xff', @rand_addr=0x64010102}}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @private1}, @L2TP_ATTR_VLAN_ID={0x6}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x9}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x7}, @L2TP_ATTR_FD={0x8}]}, 0x68}, 0x1, 0x0, 0x0, 0x84}, 0x40800) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24668, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24666, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3387.269869][T30797] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x60000000}, 0x48010) 15:39:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) sendmsg$NLBL_UNLABEL_C_LIST(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xfffffffffffffe51, &(0x7f0000000040)={&(0x7f0000000100)={0x64, 0x0, 0x400, 0x70bd25, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @rand_addr=' \x01\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @local}}]}, 0x64}, 0x1, 0x0, 0x0, 0x10}, 0x2000c001) (async, rerun: 32) pipe(&(0x7f0000000000)={0xffffffffffffffff}) (rerun: 32) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r3, 0x40047211, 0x0) syz_genetlink_get_family_id$smc(&(0x7f00000001c0), r3) socket$isdn_base(0x22, 0x3, 0x0) 15:39:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10800000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x34, r3, 0x800, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000890}, 0x1) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) sendmsg$NL802154_CMD_DEL_SEC_DEV(r4, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x60, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24669, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:48 executing program 1: r0 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_GET(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x68, r0, 0x400, 0x70bd2a, 0x25dfdbfb, {}, [@L2TP_ATTR_IP6_DADDR={0x14, 0x20, @ipv4={'\x00', '\xff\xff', @rand_addr=0x64010102}}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @private1}, @L2TP_ATTR_VLAN_ID={0x6}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x9}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x7}, @L2TP_ATTR_FD={0x8}]}, 0x68}, 0x1, 0x0, 0x0, 0x84}, 0x40800) (async) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x68000000}, 0x48010) 15:39:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2464e, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_LIST(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xfffffffffffffe51, &(0x7f0000000040)={&(0x7f0000000100)={0x64, 0x0, 0x400, 0x70bd25, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @rand_addr=' \x01\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @local}}]}, 0x64}, 0x1, 0x0, 0x0, 0x10}, 0x2000c001) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r3, 0x40047211, 0x0) syz_genetlink_get_family_id$smc(&(0x7f00000001c0), r3) (async) socket$isdn_base(0x22, 0x3, 0x0) [ 3387.580778][T30822] nbd: must specify at least one socket 15:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2466a, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2464c, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:48 executing program 1: r0 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_GET(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x68, r0, 0x400, 0x70bd2a, 0x25dfdbfb, {}, [@L2TP_ATTR_IP6_DADDR={0x14, 0x20, @ipv4={'\x00', '\xff\xff', @rand_addr=0x64010102}}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @private1}, @L2TP_ATTR_VLAN_ID={0x6}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x9}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}, @L2TP_ATTR_OFFSET={0x6, 0x3, 0x7}, @L2TP_ATTR_FD={0x8}]}, 0x68}, 0x1, 0x0, 0x0, 0x84}, 0x40800) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_genetlink_get_family_id$nbd(0x0, r1) (async, rerun: 64) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000500)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 15:39:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r3, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r7, 0x40047211, 0x0) ioctl$FAT_IOCTL_SET_ATTRIBUTES(0xffffffffffffffff, 0x40047211, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000003c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000380)={&(0x7f0000000540)=ANY=[@ANYBLOB="ec000000", @ANYRES16=0x0, @ANYBLOB="000429bd7000ffdbdf25010000000c000300ffffffff000000000c000500b40000000000000008000100000000000c0008009e050000000000000c000200ffffffffffffff7f4c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="c29aff12398e9ae1c0338acbbfafa9b7278cf4059f68a07f5385b670d2ab05aed3c10c09af52e6edf397ab8167d31c1299bbc90ee370ac7fdf96e840b5707952346719d85486c4d2b55664c99fe42b8b5d1b7e3ac5fa8a2a9129c4afff05793a3c0949672736ab1fec7aad3f5a5b52b182465ebf5512c62f5b02a8ba23bb6cce24ee2e212a32101c1d4cd20112dbba8559ab1724f9ad4924fd6deae9e47919", @ANYRES32=r6, @ANYBLOB="3400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00030001800000000000000c000300080000000000000008000a006e626400"], 0xec}, 0x1, 0x0, 0x0, 0x4800}, 0x0) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 15:39:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x2000}, 0x48010) 15:39:48 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) sendmsg$NL802154_CMD_DEL_SEC_DEV(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000940)=ANY=[@ANYBLOB="fe0daf0c4039db0f943de185e26fc031ed8f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 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$ieee802154(&(0x7f0000000340), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r4, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000001}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x44, r5, 0x810, 0x70bd28, 0x25dfdbfd, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x3f}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f00000006c0)={'wpan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r6, &(0x7f00000007c0)={&(0x7f0000000600), 0xc, &(0x7f0000000780)={&(0x7f0000000840)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002cbd7000fedbdf250500000008000300", @ANYRES32=r7, @ANYBLOB="000000000000000000000000666c298edb974015dcae802d662277415ce42c536927ff15ca702bfa68da34b3b63382ae3a9a0b64099cbbc05fcdd9123c9e6ff1a1b28d59e7a9f718b3879ef30e52c80858324267eae0f50a949f797a87df7a607b2d4c7a34eb1a95ebc0b92b59bfcd971ac1bc158e4b4445dcbfcbb58e77e37c1d34da0a27b86b9029a6492a6f7be8a8d5a93b6a6dd8bd647e3a8af21d96a3ad7aab9b1df0c8ca214de74e27885195f682e94cd23f8fe5", @ANYRES32=r8, @ANYBLOB="0c0006000300000003000000"], 0x3c}, 0x1, 0x0, 0x0, 0x4840}, 0x20000040) r9 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r4) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000002c0)={0x40, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}]}, 0x40}}, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NLBL_UNLABEL_C_ACCEPT(r3, &(0x7f0000000640)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000680)={&(0x7f0000000540)={0x9c, 0x0, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @local}, @NLBL_UNLABEL_A_SECCTX={0x2a, 0x7, 'u:object_r:app_data_file:s0:c512,c768\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}]}, 0x9c}, 0x1, 0x0, 0x0, 0x24000814}, 0x4010) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r10, 0x40047211, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)=ANY=[@ANYBLOB="0000c2a6", @ANYRES16=r9, @ANYBLOB="020027bd7000fddbdf25010000000c00020006000000000000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r10, @ANYBLOB], 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x20000880) 15:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2466b, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3387.816181][T30835] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x6c000000}, 0x48010) 15:39:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="50000080", @ANYRES16=r1, @ANYBLOB="0100080005967b0d86cf207975b785b5e02b000000000001003f000000040000000000fffe000200000001008071619d92dd20e038f03c7581f26e9b773f94f8000000", @ANYRES32=r1, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000100)={'wpan4\x00'}) 15:39:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r3, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r7, 0x40047211, 0x0) ioctl$FAT_IOCTL_SET_ATTRIBUTES(0xffffffffffffffff, 0x40047211, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000003c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000380)={&(0x7f0000000540)=ANY=[@ANYBLOB="ec000000", @ANYRES16=0x0, @ANYBLOB="000429bd7000ffdbdf25010000000c000300ffffffff000000000c000500b40000000000000008000100000000000c0008009e050000000000000c000200ffffffffffffff7f4c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="c29aff12398e9ae1c0338acbbfafa9b7278cf4059f68a07f5385b670d2ab05aed3c10c09af52e6edf397ab8167d31c1299bbc90ee370ac7fdf96e840b5707952346719d85486c4d2b55664c99fe42b8b5d1b7e3ac5fa8a2a9129c4afff05793a3c0949672736ab1fec7aad3f5a5b52b182465ebf5512c62f5b02a8ba23bb6cce24ee2e212a32101c1d4cd20112dbba8559ab1724f9ad4924fd6deae9e47919", @ANYRES32=r6, @ANYBLOB="3400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00030001800000000000000c000300080000000000000008000a006e626400"], 0xec}, 0x1, 0x0, 0x0, 0x4800}, 0x0) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r3, 0x40047211, 0x0) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r7, 0x40047211, 0x0) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(0xffffffffffffffff, 0x40047211, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000003c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000380)={&(0x7f0000000540)=ANY=[@ANYBLOB="ec000000", @ANYRES16=0x0, @ANYBLOB="000429bd7000ffdbdf25010000000c000300ffffffff000000000c000500b40000000000000008000100000000000c0008009e050000000000000c000200ffffffffffffff7f4c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="c29aff12398e9ae1c0338acbbfafa9b7278cf4059f68a07f5385b670d2ab05aed3c10c09af52e6edf397ab8167d31c1299bbc90ee370ac7fdf96e840b5707952346719d85486c4d2b55664c99fe42b8b5d1b7e3ac5fa8a2a9129c4afff05793a3c0949672736ab1fec7aad3f5a5b52b182465ebf5512c62f5b02a8ba23bb6cce24ee2e212a32101c1d4cd20112dbba8559ab1724f9ad4924fd6deae9e47919", @ANYRES32=r6, @ANYBLOB="3400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00030001800000000000000c000300080000000000000008000a006e626400"], 0xec}, 0x1, 0x0, 0x0, 0x4800}, 0x0) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) 15:39:48 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) r4 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000140)='devices.list\x00', 0x0, 0x0) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000340), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000004c0)={&(0x7f00000003c0)={0x14, r5, 0x200, 0x70bd29, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4000854) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000280)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x9c, r2, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3f}]}, 0x9c}, 0x1, 0x0, 0x0, 0x2400c0c0}, 0x20020000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="533cc56e22820df1a05daafbf08750240000", @ANYRES16=r1, @ANYBLOB="0500000000010000000c00120004000780"], 0x24}}, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000005c0)={r6, 0xe0, &(0x7f0000000640)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), ""/16, 0x0, 0x0, 0x0, 0x0, 0x5, 0x2, &(0x7f0000000300)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000380)=[0x0, 0x0], 0x0, 0x8, &(0x7f0000000600)=[{}], 0x8, 0x10, &(0x7f0000000400), &(0x7f0000000440), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000480)}}, 0x10) 15:39:48 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) (async) r4 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000140)='devices.list\x00', 0x0, 0x0) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000340), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000004c0)={&(0x7f00000003c0)={0x14, r5, 0x200, 0x70bd29, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4000854) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000280)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x9c, r2, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3f}]}, 0x9c}, 0x1, 0x0, 0x0, 0x2400c0c0}, 0x20020000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="533cc56e22820df1a05daafbf08750240000", @ANYRES16=r1, @ANYBLOB="0500000000010000000c00120004000780"], 0x24}}, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) (async) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000005c0)={r6, 0xe0, &(0x7f0000000640)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), ""/16, 0x0, 0x0, 0x0, 0x0, 0x5, 0x2, &(0x7f0000000300)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000380)=[0x0, 0x0], 0x0, 0x8, &(0x7f0000000600)=[{}], 0x8, 0x10, &(0x7f0000000400), &(0x7f0000000440), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000480)}}, 0x10) 15:39:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x74000000}, 0x48010) 15:39:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r3, 0x40047211, 0x0) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r5, 0x40047211, 0x0) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r7, 0x40047211, 0x0) ioctl$FAT_IOCTL_SET_ATTRIBUTES(0xffffffffffffffff, 0x40047211, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000003c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000380)={&(0x7f0000000540)=ANY=[@ANYBLOB="ec000000", @ANYRES16=0x0, @ANYBLOB="000429bd7000ffdbdf25010000000c000300ffffffff000000000c000500b40000000000000008000100000000000c0008009e050000000000000c000200ffffffffffffff7f4c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="c29aff12398e9ae1c0338acbbfafa9b7278cf4059f68a07f5385b670d2ab05aed3c10c09af52e6edf397ab8167d31c1299bbc90ee370ac7fdf96e840b5707952346719d85486c4d2b55664c99fe42b8b5d1b7e3ac5fa8a2a9129c4afff05793a3c0949672736ab1fec7aad3f5a5b52b182465ebf5512c62f5b02a8ba23bb6cce24ee2e212a32101c1d4cd20112dbba8559ab1724f9ad4924fd6deae9e47919", @ANYRES32=r6, @ANYBLOB="3400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00030001800000000000000c000300080000000000000008000a006e626400"], 0xec}, 0x1, 0x0, 0x0, 0x4800}, 0x0) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) [ 3388.084977][T30860] nbd: couldn't find device at index 4 15:39:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2466c, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:49 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) sendmsg$NL802154_CMD_DEL_SEC_DEV(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000940)=ANY=[@ANYBLOB="fe0daf0c4039db0f943de185e26fc031ed8f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000340), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r4, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000001}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x44, r5, 0x810, 0x70bd28, 0x25dfdbfd, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x3f}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f00000006c0)={'wpan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r6, &(0x7f00000007c0)={&(0x7f0000000600), 0xc, &(0x7f0000000780)={&(0x7f0000000840)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002cbd7000fedbdf250500000008000300", @ANYRES32=r7, @ANYBLOB="000000000000000000000000666c298edb974015dcae802d662277415ce42c536927ff15ca702bfa68da34b3b63382ae3a9a0b64099cbbc05fcdd9123c9e6ff1a1b28d59e7a9f718b3879ef30e52c80858324267eae0f50a949f797a87df7a607b2d4c7a34eb1a95ebc0b92b59bfcd971ac1bc158e4b4445dcbfcbb58e77e37c1d34da0a27b86b9029a6492a6f7be8a8d5a93b6a6dd8bd647e3a8af21d96a3ad7aab9b1df0c8ca214de74e27885195f682e94cd23f8fe5", @ANYRES32=r8, @ANYBLOB="0c0006000300000003000000"], 0x3c}, 0x1, 0x0, 0x0, 0x4840}, 0x20000040) r9 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r4) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000002c0)={0x40, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}]}, 0x40}}, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NLBL_UNLABEL_C_ACCEPT(r3, &(0x7f0000000640)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000680)={&(0x7f0000000540)={0x9c, 0x0, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @local}, @NLBL_UNLABEL_A_SECCTX={0x2a, 0x7, 'u:object_r:app_data_file:s0:c512,c768\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}]}, 0x9c}, 0x1, 0x0, 0x0, 0x24000814}, 0x4010) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r10, 0x40047211, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)=ANY=[@ANYBLOB="0000c2a6", @ANYRES16=r9, @ANYBLOB="020027bd7000fddbdf25010000000c00020006000000000000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r10, @ANYBLOB], 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x20000880) 15:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x7a000000}, 0x48010) 15:39:49 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) (async, rerun: 64) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) (async) r4 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000140)='devices.list\x00', 0x0, 0x0) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000340), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000004c0)={&(0x7f00000003c0)={0x14, r5, 0x200, 0x70bd29, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4000854) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000280)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x9c, r2, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3f}]}, 0x9c}, 0x1, 0x0, 0x0, 0x2400c0c0}, 0x20020000) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="533cc56e22820df1a05daafbf08750240000", @ANYRES16=r1, @ANYBLOB="0500000000010000000c00120004000780"], 0x24}}, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000005c0)={r6, 0xe0, &(0x7f0000000640)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000002c0), ""/16, 0x0, 0x0, 0x0, 0x0, 0x5, 0x2, &(0x7f0000000300)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000380)=[0x0, 0x0], 0x0, 0x8, &(0x7f0000000600)=[{}], 0x8, 0x10, &(0x7f0000000400), &(0x7f0000000440), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000480)}}, 0x10) 15:39:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="50000080", @ANYRES16=r1, @ANYBLOB="0100080005967b0d86cf207975b785b5e02b000000000001003f000000040000000000fffe000200000001008071619d92dd20e038f03c7581f26e9b773f94f8000000", @ANYRES32=r1, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000100)={'wpan4\x00'}) 15:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r3) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) [ 3388.303966][T16701] block device autoloading is deprecated and will be removed. 15:39:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2466d, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x9effffff}, 0x48010) [ 3388.477615][T30891] nbd: couldn't find device at index 4 15:39:49 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000100)={&(0x7f0000000040)='./file0\x00', 0x1}, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffa}]}, 0x2c}}, 0x0) 15:39:49 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) sendmsg$NL802154_CMD_DEL_SEC_DEV(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000940)=ANY=[@ANYBLOB="fe0daf0c4039db0f943de185e26fc031ed8f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000340), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r4, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000001}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x44, r5, 0x810, 0x70bd28, 0x25dfdbfd, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x3f}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f00000006c0)={'wpan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r6, &(0x7f00000007c0)={&(0x7f0000000600), 0xc, &(0x7f0000000780)={&(0x7f0000000840)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002cbd7000fedbdf250500000008000300", @ANYRES32=r7, @ANYBLOB="000000000000000000000000666c298edb974015dcae802d662277415ce42c536927ff15ca702bfa68da34b3b63382ae3a9a0b64099cbbc05fcdd9123c9e6ff1a1b28d59e7a9f718b3879ef30e52c80858324267eae0f50a949f797a87df7a607b2d4c7a34eb1a95ebc0b92b59bfcd971ac1bc158e4b4445dcbfcbb58e77e37c1d34da0a27b86b9029a6492a6f7be8a8d5a93b6a6dd8bd647e3a8af21d96a3ad7aab9b1df0c8ca214de74e27885195f682e94cd23f8fe5", @ANYRES32=r8, @ANYBLOB="0c0006000300000003000000"], 0x3c}, 0x1, 0x0, 0x0, 0x4840}, 0x20000040) r9 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r4) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000002c0)={0x40, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}]}, 0x40}}, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NLBL_UNLABEL_C_ACCEPT(r3, &(0x7f0000000640)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000680)={&(0x7f0000000540)={0x9c, 0x0, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @local}, @NLBL_UNLABEL_A_SECCTX={0x2a, 0x7, 'u:object_r:app_data_file:s0:c512,c768\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}]}, 0x9c}, 0x1, 0x0, 0x0, 0x24000814}, 0x4010) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r10, 0x40047211, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)=ANY=[@ANYBLOB="0000c2a6", @ANYRES16=r9, @ANYBLOB="020027bd7000fddbdf25010000000c00020006000000000000001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r10, @ANYBLOB], 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x20000880) 15:39:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="50000080", @ANYRES16=r1, @ANYBLOB="0100080005967b0d86cf207975b785b5e02b000000000001003f000000040000000000fffe000200000001008071619d92dd20e038f03c7581f26e9b773f94f8000000", @ANYRES32=r1, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_DEL_SEC_KEY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14}, 0x14}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000100)={'wpan4\x00'}) 15:39:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2466e, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r3) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) [ 3388.662596][T30922] nbd: must specify at least one socket 15:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0xe1545227}, 0x48010) 15:39:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x2466f, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r3) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r3) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) (async) 15:39:49 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000100)={&(0x7f0000000040)='./file0\x00', 0x1}, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffa}]}, 0x2c}}, 0x0) (rerun: 32) [ 3388.761739][T30923] nbd: couldn't find device at index 4 [ 3388.797898][ T1224] ieee802154 phy0 wpan0: encryption failed: -22 15:39:49 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) sendmsg$NL802154_CMD_DEL_SEC_DEV(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000940)=ANY=[@ANYBLOB="fe0daf0c4039db0f943de185e26fc031ed8f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000340), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r4, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000001}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x44, r5, 0x810, 0x70bd28, 0x25dfdbfd, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x3f}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f00000006c0)={'wpan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r6, &(0x7f00000007c0)={&(0x7f0000000600), 0xc, &(0x7f0000000780)={&(0x7f0000000840)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002cbd7000fedbdf250500000008000300", @ANYRES32=r7, @ANYBLOB="000000000000000000000000666c298edb974015dcae802d662277415ce42c536927ff15ca702bfa68da34b3b63382ae3a9a0b64099cbbc05fcdd9123c9e6ff1a1b28d59e7a9f718b3879ef30e52c80858324267eae0f50a949f797a87df7a607b2d4c7a34eb1a95ebc0b92b59bfcd971ac1bc158e4b4445dcbfcbb58e77e37c1d34da0a27b86b9029a6492a6f7be8a8d5a93b6a6dd8bd647e3a8af21d96a3ad7aab9b1df0c8ca214de74e27885195f682e94cd23f8fe5", @ANYRES32=r8, @ANYBLOB="0c0006000300000003000000"], 0x3c}, 0x1, 0x0, 0x0, 0x4840}, 0x20000040) r9 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r4) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000002c0)={0x40, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}]}, 0x40}}, 0x0) pipe(&(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NLBL_UNLABEL_C_ACCEPT(r3, &(0x7f0000000640)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000680)={&(0x7f0000000540)={0x9c, 0x0, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @local}, @NLBL_UNLABEL_A_SECCTX={0x2a, 0x7, 'u:object_r:app_data_file:s0:c512,c768\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}]}, 0x9c}, 0x1, 0x0, 0x0, 0x24000814}, 0x4010) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r10, 0x40047211, 0x0) [ 3388.829882][T30941] debugfs: Directory 'nbd0' with parent 'block' already present! 15:39:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24670, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0xf0ffffff}, 0x48010) [ 3388.886819][T30953] nbd: must specify at least one socket [ 3388.906467][T30953] nbd: must specify at least one socket [ 3388.925113][T30953] nbd: must specify at least one socket 15:39:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24671, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x70bd2a, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x101}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8000000000000001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x50}}, 0x48010) 15:39:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000746b14e6b5100000000200000c00020000000000000000000c000702a46fea6499c8edf499571a497ddf73ed0d15ec1b6565e644a741a5dfac2c6661b19cc8cd2b9de8c24b644e8a2b73e4c3417ac4fb19962047b0da503d070895e76ca883baee13ee78fd4bd80c4012519c57a7fc2c9b79ab01df385c8f407af358099b7b1eb6daa2acb015019c21ec54aaa372b3191f1e241a1a322384af05dffa26d2fd1708d4ff480e28a02232412d73e5ecdf96fc4e390c941f112b70010af9fc9d533f22c8b239393e7073f7d400dd105a3f989d33989800"/254, @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) 15:39:49 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) sendmsg$NL802154_CMD_DEL_SEC_DEV(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000940)=ANY=[@ANYBLOB="fe0daf0c4039db0f943de185e26fc031ed8f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000340), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r4, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000001}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x44, r5, 0x810, 0x70bd28, 0x25dfdbfd, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x3f}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f00000006c0)={'wpan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r6, &(0x7f00000007c0)={&(0x7f0000000600), 0xc, &(0x7f0000000780)={&(0x7f0000000840)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002cbd7000fedbdf250500000008000300", @ANYRES32=r7, @ANYBLOB="000000000000000000000000666c298edb974015dcae802d662277415ce42c536927ff15ca702bfa68da34b3b63382ae3a9a0b64099cbbc05fcdd9123c9e6ff1a1b28d59e7a9f718b3879ef30e52c80858324267eae0f50a949f797a87df7a607b2d4c7a34eb1a95ebc0b92b59bfcd971ac1bc158e4b4445dcbfcbb58e77e37c1d34da0a27b86b9029a6492a6f7be8a8d5a93b6a6dd8bd647e3a8af21d96a3ad7aab9b1df0c8ca214de74e27885195f682e94cd23f8fe5", @ANYRES32=r8, @ANYBLOB="0c0006000300000003000000"], 0x3c}, 0x1, 0x0, 0x0, 0x4840}, 0x20000040) r9 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r4) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000002c0)={0x40, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}]}, 0x40}}, 0x0) pipe(&(0x7f0000000000)) sendmsg$NLBL_UNLABEL_C_ACCEPT(r3, &(0x7f0000000640)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000680)={&(0x7f0000000540)={0x9c, 0x0, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @local}, @NLBL_UNLABEL_A_SECCTX={0x2a, 0x7, 'u:object_r:app_data_file:s0:c512,c768\x00'}, @NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @multicast2}]}, 0x9c}, 0x1, 0x0, 0x0, 0x24000814}, 0x4010) [ 3388.981605][T30954] nbd: couldn't find device at index 4 [ 3389.015856][T30953] nbd: must specify at least one socket [ 3389.023650][T30953] nbd: must specify at least one socket 15:39:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24672, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0xfffff000}, 0x48010) 15:39:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x70bd2a, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x101}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8000000000000001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x50}}, 0x48010) [ 3389.076753][T30953] nbd: must specify at least one socket [ 3389.083783][T30967] nbd: must specify at least one socket [ 3389.104387][T30953] nbd: must specify at least one socket 15:39:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000746b14e6b5100000000200000c00020000000000000000000c000702a46fea6499c8edf499571a497ddf73ed0d15ec1b6565e644a741a5dfac2c6661b19cc8cd2b9de8c24b644e8a2b73e4c3417ac4fb19962047b0da503d070895e76ca883baee13ee78fd4bd80c4012519c57a7fc2c9b79ab01df385c8f407af358099b7b1eb6daa2acb015019c21ec54aaa372b3191f1e241a1a322384af05dffa26d2fd1708d4ff480e28a02232412d73e5ecdf96fc4e390c941f112b70010af9fc9d533f22c8b239393e7073f7d400dd105a3f989d33989800"/254, @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000746b14e6b5100000000200000c00020000000000000000000c000702a46fea6499c8edf499571a497ddf73ed0d15ec1b6565e644a741a5dfac2c6661b19cc8cd2b9de8c24b644e8a2b73e4c3417ac4fb19962047b0da503d070895e76ca883baee13ee78fd4bd80c4012519c57a7fc2c9b79ab01df385c8f407af358099b7b1eb6daa2acb015019c21ec54aaa372b3191f1e241a1a322384af05dffa26d2fd1708d4ff480e28a02232412d73e5ecdf96fc4e390c941f112b70010af9fc9d533f22c8b239393e7073f7d400dd105a3f989d33989800"/254, @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) (async) [ 3389.122661][T30968] nbd: must specify at least one socket [ 3389.144895][T30953] nbd: must specify at least one socket [ 3389.175591][T30974] debugfs: Directory 'nbd0' with parent 'block' already present! [ 3389.199902][T30971] nbd: couldn't find device at index 4 [ 3389.215476][T30953] nbd: must specify at least one socket [ 3389.230361][T30953] nbd: must specify at least one socket [ 3389.237519][T30953] nbd: must specify at least one socket [ 3389.246114][T30979] nbd: must specify at least one socket [ 3389.269898][T30982] nbd: must specify at least one socket [ 3389.279423][T30953] nbd: must specify at least one socket [ 3389.288946][T30953] nbd: must specify at least one socket [ 3389.295237][T30953] nbd: must specify at least one socket [ 3389.300896][T30953] nbd: must specify at least one socket [ 3389.309603][T30953] nbd: must specify at least one socket [ 3389.316999][T30953] nbd: must specify at least one socket [ 3389.322750][T30953] nbd: must specify at least one socket [ 3389.331876][T30953] nbd: must specify at least one socket [ 3389.339133][T30953] nbd: must specify at least one socket [ 3389.351203][T30953] nbd: must specify at least one socket [ 3389.357156][T30953] nbd: must specify at least one socket [ 3389.362946][T30953] nbd: must specify at least one socket [ 3389.369054][T30953] nbd: must specify at least one socket [ 3389.374856][T30953] nbd: must specify at least one socket 15:39:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0xffffff7f}, 0x48010) 15:39:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000c00040000746b14e6b5100000000200000c00020000000000000000000c000702a46fea6499c8edf499571a497ddf73ed0d15ec1b6565e644a741a5dfac2c6661b19cc8cd2b9de8c24b644e8a2b73e4c3417ac4fb19962047b0da503d070895e76ca883baee13ee78fd4bd80c4012519c57a7fc2c9b79ab01df385c8f407af358099b7b1eb6daa2acb015019c21ec54aaa372b3191f1e241a1a322384af05dffa26d2fd1708d4ff480e28a02232412d73e5ecdf96fc4e390c941f112b70010af9fc9d533f22c8b239393e7073f7d400dd105a3f989d33989800"/254, @ANYRES32, @ANYBLOB="0c00060000000000000000000c0004000000000000000000"], 0x50}}, 0x0) (rerun: 32) 15:39:50 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000100)={&(0x7f0000000040)='./file0\x00', 0x1}, 0x10) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffa}]}, 0x2c}}, 0x0) 15:39:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24673, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:50 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) sendmsg$NL802154_CMD_DEL_SEC_DEV(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000940)=ANY=[@ANYBLOB="fe0daf0c4039db0f943de185e26fc031ed8f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 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$ieee802154(&(0x7f0000000340), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r4, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000001}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x44, r5, 0x810, 0x70bd28, 0x25dfdbfd, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x3f}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f00000006c0)={'wpan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r6, &(0x7f00000007c0)={&(0x7f0000000600), 0xc, &(0x7f0000000780)={&(0x7f0000000840)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002cbd7000fedbdf250500000008000300", @ANYRES32=r7, @ANYBLOB="000000000000000000000000666c298edb974015dcae802d662277415ce42c536927ff15ca702bfa68da34b3b63382ae3a9a0b64099cbbc05fcdd9123c9e6ff1a1b28d59e7a9f718b3879ef30e52c80858324267eae0f50a949f797a87df7a607b2d4c7a34eb1a95ebc0b92b59bfcd971ac1bc158e4b4445dcbfcbb58e77e37c1d34da0a27b86b9029a6492a6f7be8a8d5a93b6a6dd8bd647e3a8af21d96a3ad7aab9b1df0c8ca214de74e27885195f682e94cd23f8fe5", @ANYRES32=r8, @ANYBLOB="0c0006000300000003000000"], 0x3c}, 0x1, 0x0, 0x0, 0x4840}, 0x20000040) r9 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r4) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000002c0)={0x40, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}]}, 0x40}}, 0x0) pipe(&(0x7f0000000000)) 15:39:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x70bd2a, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x101}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8000000000000001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x50}}, 0x48010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x50, r1, 0x1, 0x70bd2a, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x101}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8000000000000001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x50}}, 0x48010) (async) [ 3389.380534][T30953] nbd: must specify at least one socket [ 3389.386289][T30953] nbd: must specify at least one socket [ 3389.391958][T30953] nbd: must specify at least one socket [ 3389.398291][T30953] nbd: must specify at least one socket [ 3389.403971][T30953] nbd: must specify at least one socket [ 3389.409735][T30953] nbd: must specify at least one socket [ 3389.416240][T30953] nbd: must specify at least one socket [ 3389.421910][T30953] nbd: must specify at least one socket 15:39:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_LIST(r0, &(0x7f0000000540)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000500)={&(0x7f0000000440)={0x48, 0x0, 0x4, 0x70bd2a, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:semanage_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @initdev={0xac, 0x1e, 0x1, 0x0}}]}, 0x48}, 0x1, 0x0, 0x0, 0x44}, 0x1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_NEW_SEC_DEVKEY(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000040)={&(0x7f00000001c0)={0x25c, 0x0, 0x10, 0x7, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_SEC_DEVKEY={0x160, 0x24, 0x0, 0x1, [@NL802154_DEVKEY_ATTR_FRAME_COUNTER={0x8, 0x1, 0xfffff8f2}, @NL802154_DEVKEY_ATTR_FRAME_COUNTER={0x8, 0x1, 0x3e4}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc, 0x2, {0xaaaaaaaaaaaa0302}}, @NL802154_DEVKEY_ATTR_ID={0xd0, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_INDEX={0x5}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x10, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_EXTENDED={0xc}]}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x6}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x3}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x40, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_SHORT={0x6, 0x3, 0xaaa2}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0102}}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0302}}, @NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x2}, @NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x1}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0102}}]}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x40, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0302}}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6, 0x1, 0x3}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0202}}, @NL802154_DEV_ADDR_ATTR_SHORT={0x6, 0x3, 0xffff}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0102}}]}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x1}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x1}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x14, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_SHORT={0x6, 0x3, 0xaaa2}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6, 0x1, 0x1}]}]}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc, 0x2, {0xaaaaaaaaaaaa0302}}, @NL802154_DEVKEY_ATTR_ID={0x64, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x1}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x9}, @NL802154_KEY_ID_ATTR_INDEX={0x5, 0x2, 0x1}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x1}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x800}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x5}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x5}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x2}, @NL802154_KEY_ID_ATTR_INDEX={0x5, 0x2, 0x1}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x3}]}]}, @NL802154_ATTR_SEC_DEVKEY={0xd4, 0x24, 0x0, 0x1, [@NL802154_DEVKEY_ATTR_ID={0x48, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x4}, @NL802154_KEY_ID_ATTR_MODE={0x8}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x80000001}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x3}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x9}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x2}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x3}]}, @NL802154_DEVKEY_ATTR_ID={0x20, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x2}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x4}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x3}]}, @NL802154_DEVKEY_ATTR_ID={0x44, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_IMPLICIT={0x38, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_PAN_ID={0x6, 0x1, 0x1}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc}, @NL802154_DEV_ADDR_ATTR_SHORT={0x6, 0x3, 0xfffe}, @NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x2}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6, 0x1, 0x3}]}, @NL802154_KEY_ID_ATTR_INDEX={0x5, 0x2, 0x2}]}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc, 0x2, {0xaaaaaaaaaaaa0202}}]}]}, 0x25c}, 0x1, 0x0, 0x0, 0x4010}, 0x4800) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x14, r1, 0x1, 0x70bd28}, 0x14}}, 0x80) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000580), r4) 15:39:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24674, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3389.508565][T30996] nbd: must specify at least one socket 15:39:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r4}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x90}}, 0x48010) 15:39:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0xffffff9e}, 0x48010) 15:39:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_LIST(r0, &(0x7f0000000540)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000500)={&(0x7f0000000440)={0x48, 0x0, 0x4, 0x70bd2a, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:semanage_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @initdev={0xac, 0x1e, 0x1, 0x0}}]}, 0x48}, 0x1, 0x0, 0x0, 0x44}, 0x1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_NEW_SEC_DEVKEY(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000040)={&(0x7f00000001c0)={0x25c, 0x0, 0x10, 0x7, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_SEC_DEVKEY={0x160, 0x24, 0x0, 0x1, [@NL802154_DEVKEY_ATTR_FRAME_COUNTER={0x8, 0x1, 0xfffff8f2}, @NL802154_DEVKEY_ATTR_FRAME_COUNTER={0x8, 0x1, 0x3e4}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc, 0x2, {0xaaaaaaaaaaaa0302}}, @NL802154_DEVKEY_ATTR_ID={0xd0, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_INDEX={0x5}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x10, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_EXTENDED={0xc}]}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x6}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x3}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x40, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_SHORT={0x6, 0x3, 0xaaa2}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0102}}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0302}}, @NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x2}, @NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x1}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0102}}]}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x40, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0302}}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6, 0x1, 0x3}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0202}}, @NL802154_DEV_ADDR_ATTR_SHORT={0x6, 0x3, 0xffff}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0102}}]}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x1}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x1}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x14, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_SHORT={0x6, 0x3, 0xaaa2}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6, 0x1, 0x1}]}]}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc, 0x2, {0xaaaaaaaaaaaa0302}}, @NL802154_DEVKEY_ATTR_ID={0x64, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x1}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x9}, @NL802154_KEY_ID_ATTR_INDEX={0x5, 0x2, 0x1}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x1}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x800}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x5}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x5}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x2}, @NL802154_KEY_ID_ATTR_INDEX={0x5, 0x2, 0x1}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x3}]}]}, @NL802154_ATTR_SEC_DEVKEY={0xd4, 0x24, 0x0, 0x1, [@NL802154_DEVKEY_ATTR_ID={0x48, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x4}, @NL802154_KEY_ID_ATTR_MODE={0x8}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x80000001}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x3}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x9}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x2}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x3}]}, @NL802154_DEVKEY_ATTR_ID={0x20, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x2}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x4}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x3}]}, @NL802154_DEVKEY_ATTR_ID={0x44, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_IMPLICIT={0x38, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_PAN_ID={0x6, 0x1, 0x1}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc}, @NL802154_DEV_ADDR_ATTR_SHORT={0x6, 0x3, 0xfffe}, @NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x2}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6, 0x1, 0x3}]}, @NL802154_KEY_ID_ATTR_INDEX={0x5, 0x2, 0x2}]}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc, 0x2, {0xaaaaaaaaaaaa0202}}]}]}, 0x25c}, 0x1, 0x0, 0x0, 0x4010}, 0x4800) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x14, r1, 0x1, 0x70bd28}, 0x14}}, 0x80) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000580), r4) [ 3389.603600][T30997] __nla_validate_parse: 158 callbacks suppressed [ 3389.603622][T30997] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3389.621477][T30997] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3389.646559][T31007] nbd: must specify at least one socket 15:39:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24675, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:50 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) sendmsg$NL802154_CMD_DEL_SEC_DEV(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000940)=ANY=[@ANYBLOB="fe0daf0c4039db0f943de185e26fc031ed8f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000340), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r4, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000001}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x44, r5, 0x810, 0x70bd28, 0x25dfdbfd, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x3f}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f00000006c0)={'wpan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r6, &(0x7f00000007c0)={&(0x7f0000000600), 0xc, &(0x7f0000000780)={&(0x7f0000000840)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002cbd7000fedbdf250500000008000300", @ANYRES32=r7, @ANYBLOB="000000000000000000000000666c298edb974015dcae802d662277415ce42c536927ff15ca702bfa68da34b3b63382ae3a9a0b64099cbbc05fcdd9123c9e6ff1a1b28d59e7a9f718b3879ef30e52c80858324267eae0f50a949f797a87df7a607b2d4c7a34eb1a95ebc0b92b59bfcd971ac1bc158e4b4445dcbfcbb58e77e37c1d34da0a27b86b9029a6492a6f7be8a8d5a93b6a6dd8bd647e3a8af21d96a3ad7aab9b1df0c8ca214de74e27885195f682e94cd23f8fe5", @ANYRES32=r8, @ANYBLOB="0c0006000300000003000000"], 0x3c}, 0x1, 0x0, 0x0, 0x4840}, 0x20000040) r9 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r4) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000002c0)={0x40, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}]}, 0x40}}, 0x0) pipe(&(0x7f0000000000)) [ 3389.674408][T31021] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3389.708516][T31021] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 15:39:50 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r1, 0x40047211, 0x0) ioctl$PPPIOCGUNIT(r1, 0x80047456, &(0x7f0000000000)) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000c000200ff1a2991e137f3b31fef52ffffffffffffff04000780"], 0x24}}, 0x0) [ 3389.724588][T31021] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3389.742747][T31021] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3389.753664][T31021] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 15:39:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0xfffffff0}, 0x48010) 15:39:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_LIST(r0, &(0x7f0000000540)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000500)={&(0x7f0000000440)={0x48, 0x0, 0x4, 0x70bd2a, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:semanage_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @initdev={0xac, 0x1e, 0x1, 0x0}}]}, 0x48}, 0x1, 0x0, 0x0, 0x44}, 0x1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_NEW_SEC_DEVKEY(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000040)={&(0x7f00000001c0)={0x25c, 0x0, 0x10, 0x7, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_SEC_DEVKEY={0x160, 0x24, 0x0, 0x1, [@NL802154_DEVKEY_ATTR_FRAME_COUNTER={0x8, 0x1, 0xfffff8f2}, @NL802154_DEVKEY_ATTR_FRAME_COUNTER={0x8, 0x1, 0x3e4}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc, 0x2, {0xaaaaaaaaaaaa0302}}, @NL802154_DEVKEY_ATTR_ID={0xd0, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_INDEX={0x5}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x10, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_EXTENDED={0xc}]}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x6}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x3}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x40, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_SHORT={0x6, 0x3, 0xaaa2}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0102}}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0302}}, @NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x2}, @NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x1}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0102}}]}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x40, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0302}}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6, 0x1, 0x3}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0202}}, @NL802154_DEV_ADDR_ATTR_SHORT={0x6, 0x3, 0xffff}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0102}}]}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x1}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x1}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x14, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_SHORT={0x6, 0x3, 0xaaa2}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6, 0x1, 0x1}]}]}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc, 0x2, {0xaaaaaaaaaaaa0302}}, @NL802154_DEVKEY_ATTR_ID={0x64, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x1}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x9}, @NL802154_KEY_ID_ATTR_INDEX={0x5, 0x2, 0x1}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x1}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x800}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x5}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x5}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x2}, @NL802154_KEY_ID_ATTR_INDEX={0x5, 0x2, 0x1}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x3}]}]}, @NL802154_ATTR_SEC_DEVKEY={0xd4, 0x24, 0x0, 0x1, [@NL802154_DEVKEY_ATTR_ID={0x48, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x4}, @NL802154_KEY_ID_ATTR_MODE={0x8}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x80000001}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x3}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x9}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x2}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x3}]}, @NL802154_DEVKEY_ATTR_ID={0x20, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x2}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x4}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x3}]}, @NL802154_DEVKEY_ATTR_ID={0x44, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_IMPLICIT={0x38, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_PAN_ID={0x6, 0x1, 0x1}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc}, @NL802154_DEV_ADDR_ATTR_SHORT={0x6, 0x3, 0xfffe}, @NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x2}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6, 0x1, 0x3}]}, @NL802154_KEY_ID_ATTR_INDEX={0x5, 0x2, 0x2}]}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc, 0x2, {0xaaaaaaaaaaaa0202}}]}]}, 0x25c}, 0x1, 0x0, 0x0, 0x4010}, 0x4800) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x14, r1, 0x1, 0x70bd28}, 0x14}}, 0x80) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000580), r4) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_UNLABEL_C_LIST(r0, &(0x7f0000000540)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000500)={&(0x7f0000000440)={0x48, 0x0, 0x4, 0x70bd2a, 0x25dfdbfb, {}, [@NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:semanage_exec_t:s0\x00'}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @initdev={0xac, 0x1e, 0x1, 0x0}}]}, 0x48}, 0x1, 0x0, 0x0, 0x44}, 0x1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_NEW_SEC_DEVKEY(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000040)={&(0x7f00000001c0)={0x25c, 0x0, 0x10, 0x7, 0x25dfdbfc, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_SEC_DEVKEY={0x160, 0x24, 0x0, 0x1, [@NL802154_DEVKEY_ATTR_FRAME_COUNTER={0x8, 0x1, 0xfffff8f2}, @NL802154_DEVKEY_ATTR_FRAME_COUNTER={0x8, 0x1, 0x3e4}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc, 0x2, {0xaaaaaaaaaaaa0302}}, @NL802154_DEVKEY_ATTR_ID={0xd0, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_INDEX={0x5}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x10, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_EXTENDED={0xc}]}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x6}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x3}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x40, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_SHORT={0x6, 0x3, 0xaaa2}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0102}}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0302}}, @NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x2}, @NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x1}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0102}}]}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x40, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0302}}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6, 0x1, 0x3}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0202}}, @NL802154_DEV_ADDR_ATTR_SHORT={0x6, 0x3, 0xffff}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc, 0x4, {0xaaaaaaaaaaaa0102}}]}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x1}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x1}, @NL802154_KEY_ID_ATTR_IMPLICIT={0x14, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_SHORT={0x6, 0x3, 0xaaa2}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6, 0x1, 0x1}]}]}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc, 0x2, {0xaaaaaaaaaaaa0302}}, @NL802154_DEVKEY_ATTR_ID={0x64, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x1}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x9}, @NL802154_KEY_ID_ATTR_INDEX={0x5, 0x2, 0x1}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x1}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x800}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x5}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x5}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x2}, @NL802154_KEY_ID_ATTR_INDEX={0x5, 0x2, 0x1}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x3}]}]}, @NL802154_ATTR_SEC_DEVKEY={0xd4, 0x24, 0x0, 0x1, [@NL802154_DEVKEY_ATTR_ID={0x48, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x4}, @NL802154_KEY_ID_ATTR_MODE={0x8}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x80000001}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x3}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x9}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x2}, @NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x3}]}, @NL802154_DEVKEY_ATTR_ID={0x20, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_MODE={0x8, 0x1, 0x2}, @NL802154_KEY_ID_ATTR_SOURCE_SHORT={0x8, 0x4, 0x4}, @NL802154_KEY_ID_ATTR_SOURCE_EXTENDED={0xc, 0x5, 0x3}]}, @NL802154_DEVKEY_ATTR_ID={0x44, 0x3, 0x0, 0x1, [@NL802154_KEY_ID_ATTR_IMPLICIT={0x38, 0x3, 0x0, 0x1, [@NL802154_DEV_ADDR_ATTR_PAN_ID={0x6, 0x1, 0x1}, @NL802154_DEV_ADDR_ATTR_EXTENDED={0xc}, @NL802154_DEV_ADDR_ATTR_SHORT={0x6, 0x3, 0xfffe}, @NL802154_DEV_ADDR_ATTR_MODE={0x8, 0x2, 0x2}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6}, @NL802154_DEV_ADDR_ATTR_PAN_ID={0x6, 0x1, 0x3}]}, @NL802154_KEY_ID_ATTR_INDEX={0x5, 0x2, 0x2}]}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc}, @NL802154_DEVKEY_ATTR_EXTENDED_ADDR={0xc, 0x2, {0xaaaaaaaaaaaa0202}}]}]}, 0x25c}, 0x1, 0x0, 0x0, 0x4010}, 0x4800) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x14, r1, 0x1, 0x70bd28}, 0x14}}, 0x80) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000580), r4) (async) [ 3389.776038][T31021] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3389.789769][T31021] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 3389.801229][T31021] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 15:39:50 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r1, 0x40047211, 0x0) ioctl$PPPIOCGUNIT(r1, 0x80047456, &(0x7f0000000000)) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000c000200ff1a2991e137f3b31fef52ffffffffffffff04000780"], 0x24}}, 0x0) openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) pipe(&(0x7f0000000000)) (async) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r1, 0x40047211, 0x0) (async) ioctl$PPPIOCGUNIT(r1, 0x80047456, &(0x7f0000000000)) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) (async) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000c000200ff1a2991e137f3b31fef52ffffffffffffff04000780"], 0x24}}, 0x0) (async) 15:39:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24676, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) 15:39:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r4}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x90}}, 0x48010) [ 3389.922744][T16701] ================================================================== [ 3389.930837][T16701] BUG: KASAN: use-after-free in blk_mq_sched_free_rqs+0x211/0x250 [ 3389.938740][T16701] Read of size 4 at addr ffff88807e350058 by task udevd/16701 [ 3389.946203][T16701] [ 3389.948524][T16701] CPU: 0 PID: 16701 Comm: udevd Not tainted 5.18.0-rc3-syzkaller-01361-g31693d02b06e #0 [ 3389.958362][T16701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 15:39:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x54, r1, 0x1, 0x24677, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x54}}, 0x0) [ 3389.958578][T31048] nbd: must specify at least one socket [ 3389.968416][T16701] Call Trace: [ 3389.968427][T16701] [ 3389.968436][T16701] dump_stack_lvl+0xcd/0x134 [ 3389.968470][T16701] print_address_description.constprop.0.cold+0xeb/0x495 [ 3389.968533][T16701] ? blk_mq_sched_free_rqs+0x211/0x250 [ 3389.968559][T16701] kasan_report.cold+0xf4/0x1c6 [ 3390.002135][T16701] ? blk_mq_sched_free_rqs+0x211/0x250 [ 3390.007620][T16701] blk_mq_sched_free_rqs+0x211/0x250 [ 3390.012924][T16701] ? ioc_clear_queue+0x2ac/0x440 [ 3390.017939][T16701] ? blk_mq_queue_inflight+0xa0/0xa0 15:39:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0x3000000000000}, 0x48010) 15:39:50 executing program 1: openat$cgroup_freezer_state(0xffffffffffffffff, 0x0, 0x2, 0x0) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r1, 0x40047211, 0x0) (async) ioctl$PPPIOCGUNIT(r1, 0x80047456, &(0x7f0000000000)) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(0x0, r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000c000200ff1a2991e137f3b31fef52ffffffffffffff04000780"], 0x24}}, 0x0) [ 3390.023237][T16701] ? blk_mq_sched_insert_requests+0x9a0/0x9a0 [ 3390.029050][T31032] nbd: couldn't find device at index 4 [ 3390.029323][T16701] ? blk_mq_poll+0xd20/0xd20 [ 3390.039361][T16701] elevator_exit+0x3b/0x70 [ 3390.043855][T16701] disk_release+0x17c/0x420 [ 3390.048380][T16701] ? block_uevent+0x80/0x80 [ 3390.052899][T16701] device_release+0x9f/0x240 [ 3390.057505][T16701] kobject_put+0x1c8/0x540 [ 3390.061942][T16701] put_device+0x1b/0x30 [ 3390.066110][T16701] blkdev_close+0x64/0x80 [ 3390.070539][T16701] __fput+0x277/0x9d0 [ 3390.074529][T16701] ? blkdev_fsync+0xa0/0xa0 [ 3390.079046][T16701] task_work_run+0xdd/0x1a0 [ 3390.083621][T16701] exit_to_user_mode_prepare+0x23c/0x250 [ 3390.089270][T16701] syscall_exit_to_user_mode+0x19/0x60 [ 3390.094739][T16701] do_syscall_64+0x42/0xb0 [ 3390.099178][T16701] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 3390.105087][T16701] RIP: 0033:0x7feca4b25fc3 [ 3390.109506][T16701] Code: 48 ff ff ff b8 ff ff ff ff e9 3e ff ff ff 66 0f 1f 84 00 00 00 00 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 [ 3390.129121][T16701] RSP: 002b:00007fff54c95188 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 3390.137559][T16701] RAX: 0000000000000000 RBX: 00007feca49d26a8 RCX: 00007feca4b25fc3 [ 3390.145524][T16701] RDX: 0000000003938700 RSI: 000000000aba9500 RDI: 0000000000000008 [ 3390.153486][T16701] RBP: 000056194e6e6a10 R08: 0000000000000001 R09: 000056194e6d7130 [ 3390.161447][T16701] R10: 00000000000001b6 R11: 0000000000000246 R12: 0000000000000002 [ 3390.169407][T16701] R13: 000056194e6cb6c0 R14: 0000000000000008 R15: 000056194e6b1910 [ 3390.177374][T16701] [ 3390.180378][T16701] [ 3390.182684][T16701] Allocated by task 31039: [ 3390.187078][T16701] kasan_save_stack+0x1e/0x40 [ 3390.191746][T16701] __kasan_kmalloc+0xa9/0xd0 [ 3390.196323][T16701] nbd_dev_add+0x4d/0xcd0 [ 3390.200646][T16701] nbd_genl_connect+0x11f3/0x1930 [ 3390.205680][T16701] genl_family_rcv_msg_doit+0x228/0x320 [ 3390.211220][T16701] genl_rcv_msg+0x328/0x580 [ 3390.215715][T16701] netlink_rcv_skb+0x153/0x420 [ 3390.220472][T16701] genl_rcv+0x24/0x40 [ 3390.224445][T16701] netlink_unicast+0x543/0x7f0 [ 3390.229207][T16701] netlink_sendmsg+0x904/0xe00 [ 3390.233961][T16701] sock_sendmsg+0xcf/0x120 [ 3390.238369][T16701] ____sys_sendmsg+0x6e2/0x800 [ 3390.243123][T16701] ___sys_sendmsg+0xf3/0x170 [ 3390.247699][T16701] __sys_sendmsg+0xe5/0x1b0 [ 3390.252192][T16701] do_syscall_64+0x35/0xb0 [ 3390.256601][T16701] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 3390.262493][T16701] [ 3390.264800][T16701] Freed by task 12096: [ 3390.268859][T16701] kasan_save_stack+0x1e/0x40 [ 3390.273524][T16701] kasan_set_track+0x21/0x30 [ 3390.278103][T16701] kasan_set_free_info+0x20/0x30 [ 3390.283029][T16701] ____kasan_slab_free+0x166/0x1a0 [ 3390.288149][T16701] slab_free_freelist_hook+0x8b/0x1c0 [ 3390.293513][T16701] kfree+0xd6/0x4d0 [ 3390.297308][T16701] process_one_work+0x996/0x1610 [ 3390.302686][T16701] worker_thread+0x665/0x1080 [ 3390.307353][T16701] kthread+0x2e9/0x3a0 [ 3390.311410][T16701] ret_from_fork+0x1f/0x30 [ 3390.315855][T16701] [ 3390.318165][T16701] Last potentially related work creation: [ 3390.323864][T16701] kasan_save_stack+0x1e/0x40 [ 3390.328531][T16701] __kasan_record_aux_stack+0xbe/0xd0 [ 3390.333894][T16701] insert_work+0x48/0x350 [ 3390.338209][T16701] __queue_work+0x62e/0x1140 [ 3390.342789][T16701] queue_work_on+0xee/0x110 [ 3390.347278][T16701] nbd_put+0xd7/0x120 [ 3390.351250][T16701] blkdev_put+0x2e4/0x950 [ 3390.355572][T16701] blkdev_close+0x64/0x80 [ 3390.359904][T16701] __fput+0x277/0x9d0 [ 3390.363874][T16701] task_work_run+0xdd/0x1a0 [ 3390.368365][T16701] exit_to_user_mode_prepare+0x23c/0x250 [ 3390.373989][T16701] syscall_exit_to_user_mode+0x19/0x60 [ 3390.379439][T16701] do_syscall_64+0x42/0xb0 [ 3390.383848][T16701] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 3390.389734][T16701] [ 3390.392041][T16701] Second to last potentially related work creation: [ 3390.398622][T16701] kasan_save_stack+0x1e/0x40 [ 3390.403287][T16701] __kasan_record_aux_stack+0xbe/0xd0 [ 3390.408647][T16701] call_rcu+0x99/0x790 [ 3390.412702][T16701] sctp_transport_put+0x11d/0x180 [ 3390.417801][T16701] sctp_do_sm+0x15c8/0x4f00 [ 3390.422301][T16701] sctp_endpoint_bh_rcv+0x3b6/0x7e0 [ 3390.427493][T16701] sctp_inq_push+0x1d2/0x270 [ 3390.432072][T16701] sctp_rcv+0xf6d/0x3070 [ 3390.436460][T16701] ip_protocol_deliver_rcu+0xa3/0xb30 [ 3390.441920][T16701] ip_local_deliver_finish+0x2ee/0x4c0 [ 3390.447372][T16701] ip_local_deliver+0x1b3/0x200 [ 3390.452214][T16701] ip_rcv_finish+0x1cb/0x2f0 [ 3390.456801][T16701] ip_rcv+0xaa/0xd0 [ 3390.460602][T16701] __netif_receive_skb_one_core+0x114/0x180 [ 3390.466506][T16701] __netif_receive_skb+0x24/0x1b0 [ 3390.471519][T16701] process_backlog+0x3a0/0x7c0 [ 3390.476272][T16701] __napi_poll+0xb3/0x6e0 [ 3390.480677][T16701] net_rx_action+0x8ec/0xc60 [ 3390.485256][T16701] __do_softirq+0x29b/0x9c2 [ 3390.489748][T16701] [ 3390.492053][T16701] The buggy address belongs to the object at ffff88807e350000 [ 3390.492053][T16701] which belongs to the cache kmalloc-1k of size 1024 [ 3390.506175][T16701] The buggy address is located 88 bytes inside of [ 3390.506175][T16701] 1024-byte region [ffff88807e350000, ffff88807e350400) [ 3390.519437][T16701] [ 3390.521745][T16701] The buggy address belongs to the physical page: [ 3390.528139][T16701] page:ffffea0001f8d400 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x7e350 [ 3390.538274][T16701] head:ffffea0001f8d400 order:3 compound_mapcount:0 compound_pincount:0 [ 3390.546579][T16701] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 3390.554553][T16701] raw: 00fff00000010200 0000000000000000 dead000000000001 ffff888010c41dc0 [ 3390.563123][T16701] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 [ 3390.571780][T16701] page dumped because: kasan: bad access detected [ 3390.578170][T16701] page_owner tracks the page as allocated [ 3390.583862][T16701] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd2a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 3606, tgid 3606 (syz-executor.3), ts 63977343966, free_ts 63002939643 [ 3390.604774][T16701] get_page_from_freelist+0xba2/0x3e00 [ 3390.610232][T16701] __alloc_pages+0x1b2/0x500 [ 3390.614812][T16701] alloc_pages+0x1aa/0x310 [ 3390.619219][T16701] allocate_slab+0x26c/0x3c0 [ 3390.623795][T16701] ___slab_alloc+0x8df/0xf20 [ 3390.628373][T16701] __slab_alloc.constprop.0+0x4d/0xa0 [ 3390.633731][T16701] __kmalloc_node_track_caller+0x2cb/0x360 [ 3390.639525][T16701] __alloc_skb+0xde/0x340 [ 3390.643846][T16701] inet6_rt_notify+0xec/0x2b0 [ 3390.648563][T16701] fib6_add+0x26e7/0x3f10 [ 3390.652899][T16701] ip6_route_add+0x8b/0x150 [ 3390.657392][T16701] addrconf_prefix_route+0x30a/0x4e0 [ 3390.662666][T16701] addrconf_add_linklocal+0x24b/0x590 [ 3390.668028][T16701] addrconf_addr_gen+0x37e/0x3d0 [ 3390.672955][T16701] addrconf_dev_config+0x255/0x410 [ 3390.678055][T16701] addrconf_notify+0xdbb/0x1ba0 [ 3390.682982][T16701] page last free stack trace: [ 3390.687635][T16701] free_pcp_prepare+0x549/0xd20 [ 3390.692476][T16701] free_unref_page+0x19/0x6a0 [ 3390.697142][T16701] qlist_free_all+0x6a/0x170 [ 3390.701720][T16701] kasan_quarantine_reduce+0x180/0x200 [ 3390.707170][T16701] __kasan_slab_alloc+0xa2/0xc0 [ 3390.712008][T16701] kmem_cache_alloc_trace+0x26d/0x3f0 [ 3390.717366][T16701] __nsim_dev_port_add+0xdb/0x880 [ 3390.722446][T16701] nsim_dev_port_add_all+0x5c/0xb0 [ 3390.727542][T16701] nsim_drv_probe+0xd09/0x11c0 [ 3390.732292][T16701] really_probe+0x23e/0xb20 [ 3390.736780][T16701] __driver_probe_device+0x338/0x4d0 [ 3390.742055][T16701] driver_probe_device+0x4c/0x1a0 [ 3390.747065][T16701] __device_attach_driver+0x20b/0x2f0 [ 3390.752426][T16701] bus_for_each_drv+0x15f/0x1e0 [ 3390.757266][T16701] __device_attach+0x228/0x4a0 [ 3390.762023][T16701] bus_probe_device+0x1e4/0x290 [ 3390.766874][T16701] [ 3390.769182][T16701] Memory state around the buggy address: [ 3390.774796][T16701] ffff88807e34ff00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 3390.782849][T16701] ffff88807e34ff80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 3390.790902][T16701] >ffff88807e350000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 3390.798945][T16701] ^ [ 3390.805864][T16701] ffff88807e350080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 3390.813917][T16701] ffff88807e350100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb 15:39:51 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) sendmsg$NL802154_CMD_DEL_SEC_DEV(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000940)=ANY=[@ANYBLOB="fe0daf0c4039db0f943de185e26fc031ed8f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000340), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r4, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000001}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x44, r5, 0x810, 0x70bd28, 0x25dfdbfd, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x3f}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f00000006c0)={'wpan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r6, &(0x7f00000007c0)={&(0x7f0000000600), 0xc, &(0x7f0000000780)={&(0x7f0000000840)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002cbd7000fedbdf250500000008000300", @ANYRES32=r7, @ANYBLOB="000000000000000000000000666c298edb974015dcae802d662277415ce42c536927ff15ca702bfa68da34b3b63382ae3a9a0b64099cbbc05fcdd9123c9e6ff1a1b28d59e7a9f718b3879ef30e52c80858324267eae0f50a949f797a87df7a607b2d4c7a34eb1a95ebc0b92b59bfcd971ac1bc158e4b4445dcbfcbb58e77e37c1d34da0a27b86b9029a6492a6f7be8a8d5a93b6a6dd8bd647e3a8af21d96a3ad7aab9b1df0c8ca214de74e27885195f682e94cd23f8fe5", @ANYRES32=r8, @ANYBLOB="0c0006000300000003000000"], 0x3c}, 0x1, 0x0, 0x0, 0x4840}, 0x20000040) r9 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r4) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000002c0)={0x40, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}]}, 0x40}}, 0x0) 15:39:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000200000000010000000c00040000000000000000000c00020000000000000000000c0002000600000000000c00060000000000000000000c000200040000000000000023f686e27f99ce5fec04df7fba8a6c75c8a71a39ac0d58c1bdd6d504462c4ecc3867f2c5080b7805d6bdfe6668abadc8d8762be8df4c5d21192415ef86ff87ac7e677805c18178b1129aa4c50f07b1ac2e31833843c7dc253769d97e8cbf84a368533c3371fadbe979d5e03bc179e8bffa46688efde2ed1fe01f81f642dac2220dbbaecb20dbeeda924b84ece96ec1a6f96cdeed4ab503d36b073ec0887bf622109cd7190c74d20c47a09f"], 0x50}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_LIST(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000780)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="0100000000000000000002000000e82fabf3773b6bd5fb919b9541ff918701a0739ed6f715560444d02083fd52cbd5ed9f764ed3b4cb7cb6fc7a753e2f05cd4703412c08dd34f84f26b6237d0d16437e18661816bbc9bdf3b287e8f35c2c0ba8704af324824616ae4a46d9a4187939170c3f133648971c21e885ba0bda83096e9aaac94b6a6ce786fff0cc42eb01edc4c85e831bcf9580b1875cd89502187918018fd4d590f949770b0ebf7e31b269c1c908397f50e4"], 0x14}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x68, r5, 0x8, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @mcast1}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @local}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private0}]}, 0x68}, 0x1, 0x0, 0x0, 0x40}, 0x1) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r7) sendmsg$NLBL_UNLABEL_C_LIST(r8, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000640)=ANY=[@ANYBLOB="14000000", @ANYRES16=r9, @ANYBLOB="010000000000000000c963920000279f1bcf842446844976606c8c15b9fc2051286898b0b37f9b309366cc44010ac8b59950c6e6cd586efeba0519560d56ed5ddb20f0e0bb61c3cb3ee3c42a516d127211b00000000000000087e3144fe50e2b25b7726e72e71f7627158614c02786a94e4161f4306b96b3ffa557e076819babbc7ddaa6000000000000049aa9ea648f95f69e7a1ae957b318068c70febe170f29e45dbff150760647708d2261c3cca48d8c806dff9ca97fc3af2113beedf87785c571c64ef78d"], 0x14}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r6, &(0x7f00000003c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000380)={&(0x7f0000000200)={0x54, r9, 0x200, 0x70bd29, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @remote}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @broadcast}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private2={0xfc, 0x2, '\x00', 0x1}}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @private=0xa010102}]}, 0x54}}, 0x20000000) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r4) sendmsg$IEEE802154_LLSEC_ADD_KEY(r2, &(0x7f0000000740)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000040)={&(0x7f0000000540)=ANY=[@ANYBLOB="e8000000", @ANYRES16=0x0, @ANYBLOB="000226bd7000fddbdf25270000001400300026b385636c63edccf6868b0e55650a000c002d00000000000000000005002b000300000024003200cf3efc152c40ca92dc7260193139ec441383db01fd826af13bc703711897c4f172c66dd205003100cf0000000a0001007770616e34000000508a51180203aaaaaaaaaba906000400a3aa00000a0001007770616e3400000024003200b551ca1e69454a238be4151773e60585ede7e037c38e3022864a5f424f6de08d14003000648d832ab44a1b13c3e2b63e5a789847050031000100000005002b000000"], 0xe8}, 0x1, 0x0, 0x0, 0x20000080}, 0x0) [ 3390.821963][T16701] ================================================================== [ 3390.909900][T31064] debugfs: Directory 'nbd0' with parent 'block' already present! [ 3390.917919][T16701] Kernel panic - not syncing: panic_on_warn set ... [ 3390.924522][T16701] CPU: 0 PID: 16701 Comm: udevd Not tainted 5.18.0-rc3-syzkaller-01361-g31693d02b06e #0 [ 3390.934244][T16701] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 3390.944300][T16701] Call Trace: [ 3390.947578][T16701] [ 3390.950512][T16701] dump_stack_lvl+0xcd/0x134 [ 3390.955122][T16701] panic+0x2d7/0x636 [ 3390.959070][T16701] ? panic_print_sys_info.part.0+0x10b/0x10b [ 3390.965069][T16701] ? preempt_schedule_common+0x59/0xc0 [ 3390.970541][T16701] ? blk_mq_sched_free_rqs+0x211/0x250 [ 3390.976015][T16701] ? preempt_schedule_thunk+0x16/0x18 [ 3390.981401][T16701] ? blk_mq_sched_free_rqs+0x211/0x250 [ 3390.986874][T16701] end_report.part.0+0x3f/0x7c [ 3390.991651][T16701] kasan_report.cold+0x93/0x1c6 [ 3390.996522][T16701] ? blk_mq_sched_free_rqs+0x211/0x250 [ 3391.002002][T16701] blk_mq_sched_free_rqs+0x211/0x250 [ 3391.007295][T16701] ? ioc_clear_queue+0x2ac/0x440 [ 3391.010607][T31080] nbd: must specify at least one socket [ 3391.017776][T16701] ? blk_mq_queue_inflight+0xa0/0xa0 [ 3391.023075][T16701] ? blk_mq_sched_insert_requests+0x9a0/0x9a0 [ 3391.029160][T16701] ? blk_mq_poll+0xd20/0xd20 [ 3391.029251][T31082] nbd: couldn't find device at index 4 [ 3391.039207][T16701] elevator_exit+0x3b/0x70 [ 3391.043643][T16701] disk_release+0x17c/0x420 [ 3391.048157][T16701] ? block_uevent+0x80/0x80 [ 3391.052672][T16701] device_release+0x9f/0x240 15:39:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x34}, 0x1, 0xf0ffffffffffff}, 0x48010) 15:39:51 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r1) sendmsg$NL802154_CMD_DEL_SEC_DEV(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000940)=ANY=[@ANYBLOB="fe0daf0c4039db0f943de185e26fc031ed8f", @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000004c0)={0x68, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x68}}, 0x48010) 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$ieee802154(&(0x7f0000000340), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r4, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x10000001}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x44, r5, 0x810, 0x70bd28, 0x25dfdbfd, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x3f}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x44}, 0x1, 0x0, 0x0, 0x90}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f00000006c0)={'wpan0\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wpan4\x00', 0x0}) sendmsg$NL802154_CMD_GET_INTERFACE(r6, &(0x7f00000007c0)={&(0x7f0000000600), 0xc, &(0x7f0000000780)={&(0x7f0000000840)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002cbd7000fedbdf250500000008000300", @ANYRES32=r7, @ANYBLOB="000000000000000000000000666c298edb974015dcae802d662277415ce42c536927ff15ca702bfa68da34b3b63382ae3a9a0b64099cbbc05fcdd9123c9e6ff1a1b28d59e7a9f718b3879ef30e52c80858324267eae0f50a949f797a87df7a607b2d4c7a34eb1a95ebc0b92b59bfcd971ac1bc158e4b4445dcbfcbb58e77e37c1d34da0a27b86b9029a6492a6f7be8a8d5a93b6a6dd8bd647e3a8af21d96a3ad7aab9b1df0c8ca214de74e27885195f682e94cd23f8fe5", @ANYRES32=r8, @ANYBLOB="0c0006000300000003000000"], 0x3c}, 0x1, 0x0, 0x0, 0x4840}, 0x20000040) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000002c0)={0x40, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}]}, 0x40}}, 0x0) 15:39:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000200000000010000000c00040000000000000000000c00020000000000000000000c0002000600000000000c00060000000000000000000c000200040000000000000023f686e27f99ce5fec04df7fba8a6c75c8a71a39ac0d58c1bdd6d504462c4ecc3867f2c5080b7805d6bdfe6668abadc8d8762be8df4c5d21192415ef86ff87ac7e677805c18178b1129aa4c50f07b1ac2e31833843c7dc253769d97e8cbf84a368533c3371fadbe979d5e03bc179e8bffa46688efde2ed1fe01f81f642dac2220dbbaecb20dbeeda924b84ece96ec1a6f96cdeed4ab503d36b073ec0887bf622109cd7190c74d20c47a09f"], 0x50}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NLBL_UNLABEL_C_LIST(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000780)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="0100000000000000000002000000e82fabf3773b6bd5fb919b9541ff918701a0739ed6f715560444d02083fd52cbd5ed9f764ed3b4cb7cb6fc7a753e2f05cd4703412c08dd34f84f26b6237d0d16437e18661816bbc9bdf3b287e8f35c2c0ba8704af324824616ae4a46d9a4187939170c3f133648971c21e885ba0bda83096e9aaac94b6a6ce786fff0cc42eb01edc4c85e831bcf9580b1875cd89502187918018fd4d590f949770b0ebf7e31b269c1c908397f50e4"], 0x14}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x68, r5, 0x8, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @mcast1}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @local}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private0}]}, 0x68}, 0x1, 0x0, 0x0, 0x40}, 0x1) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r9 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r7) sendmsg$NLBL_UNLABEL_C_LIST(r8, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000640)=ANY=[@ANYBLOB="14000000", @ANYRES16=r9, @ANYBLOB="010000000000000000c963920000279f1bcf842446844976606c8c15b9fc2051286898b0b37f9b309366cc44010ac8b59950c6e6cd586efeba0519560d56ed5ddb20f0e0bb61c3cb3ee3c42a516d127211b00000000000000087e3144fe50e2b25b7726e72e71f7627158614c02786a94e4161f4306b96b3ffa557e076819babbc7ddaa6000000000000049aa9ea648f95f69e7a1ae957b318068c70febe170f29e45dbff150760647708d2261c3cca48d8c806dff9ca97fc3af2113beedf87785c571c64ef78d"], 0x14}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICREMOVEDEF(r6, &(0x7f00000003c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000380)={&(0x7f0000000200)={0x54, r9, 0x200, 0x70bd29, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @remote}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @broadcast}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @local}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private2={0xfc, 0x2, '\x00', 0x1}}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @private=0xa010102}]}, 0x54}}, 0x20000000) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r4) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r4) (async) sendmsg$IEEE802154_LLSEC_ADD_KEY(r2, &(0x7f0000000740)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000040)={&(0x7f0000000540)=ANY=[@ANYBLOB="e8000000", @ANYRES16=0x0, @ANYBLOB="000226bd7000fddbdf25270000001400300026b385636c63edccf6868b0e55650a000c002d00000000000000000005002b000300000024003200cf3efc152c40ca92dc7260193139ec441383db01fd826af13bc703711897c4f172c66dd205003100cf0000000a0001007770616e34000000508a51180203aaaaaaaaaba906000400a3aa00000a0001007770616e3400000024003200b551ca1e69454a238be4151773e60585ede7e037c38e3022864a5f424f6de08d14003000648d832ab44a1b13c3e2b63e5a789847050031000100000005002b000000"], 0xe8}, 0x1, 0x0, 0x0, 0x20000080}, 0x0) [ 3391.057271][T16701] kobject_put+0x1c8/0x540 [ 3391.061699][T16701] put_device+0x1b/0x30 [ 3391.065942][T16701] blkdev_close+0x64/0x80 [ 3391.070288][T16701] __fput+0x277/0x9d0 [ 3391.074282][T16701] ? blkdev_fsync+0xa0/0xa0 [ 3391.078795][T16701] task_work_run+0xdd/0x1a0 [ 3391.083322][T16701] exit_to_user_mode_prepare+0x23c/0x250 [ 3391.088970][T16701] syscall_exit_to_user_mode+0x19/0x60 [ 3391.094442][T16701] do_syscall_64+0x42/0xb0 [ 3391.098868][T16701] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 3391.104769][T16701] RIP: 0033:0x7feca4b25fc3 15:39:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000b40), r2) (async, rerun: 64) sendmsg$NL802154_CMD_DEL_SEC_DEV(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)=ANY=[@ANYBLOB, @ANYRES16=0x0, @ANYBLOB="000326bd7000fedbdf251b000000100023800c00040000000000000000000c00060003000000030000000c0006000000000000400000"], 0x3c}}, 0x10) (rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r4, 0x40047211, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) (async) pipe(&(0x7f0000000000)={0xffffffffffffffff}) ioctl$FAT_IOCTL_SET_ATTRIBUTES(r6, 0x40047211, 0x0) (async) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r4}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18000000000000}]}, 0x90}}, 0x48010) [ 3391.109198][T16701] Code: 48 ff ff ff b8 ff ff ff ff e9 3e ff ff ff 66 0f 1f 84 00 00 00 00 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 [ 3391.128815][T16701] RSP: 002b:00007fff54c95188 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 3391.137233][T16701] RAX: 0000000000000000 RBX: 00007feca49d26a8 RCX: 00007feca4b25fc3 [ 3391.145208][T16701] RDX: 0000000003938700 RSI: 000000000aba9500 RDI: 0000000000000008 [ 3391.153181][T16701] RBP: 000056194e6e6a10 R08: 0000000000000001 R09: 000056194e6d7130 [ 3391.161160][T16701] R10: 00000000000001b6 R11: 0000000000000246 R12: 0000000000000002 [ 3391.169137][T16701] R13: 000056194e6cb6c0 R14: 0000000000000008 R15: 000056194e6b1910 [ 3391.170710][T31095] nbd: must specify at least one socket [ 3391.182650][T16701] [ 3391.185837][T16701] Kernel Offset: disabled [ 3391.190152][T16701] Rebooting in 86400 seconds..