)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xdf01}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:32:51 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x300}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:51 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6809, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:51 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2802.934729][T23417] block (null): Could not allocate knbd recv work queue.
04:32:52 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0xfffffffe, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2802.982443][T23417] nbd: failed to add new device
[ 2802.994950][T23430] nbd: device at index 3 is going down
04:32:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x88ac1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:52 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x500}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:52 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xdf02}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:32:52 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x589d1800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:52 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2803.301684][T23443] block (null): Could not allocate knbd recv work queue.
[ 2803.342995][T23443] nbd: failed to add new device
04:32:52 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x600}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:52 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0xffffffff, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2803.375606][T23470] block (null): Could not allocate knbd recv work queue.
[ 2803.402526][T23470] nbd: failed to add new device
04:32:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x89a00000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2803.478763][T23477] nbd: couldn't find a device at index 0
04:32:52 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x4}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:52 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:52 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:32:52 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xdf03}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:32:52 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:52 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x5}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2803.761689][T23514] nbd: couldn't find a device at index 5
04:32:52 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x700}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x89ac1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:53 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2803.956018][T23527] nbd: couldn't find a device at index 5
[ 2804.029510][T23538] __nla_validate_parse: 10 callbacks suppressed
[ 2804.029531][T23538] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:32:53 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x2, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2804.150384][T23540] block (null): Could not allocate knbd recv work queue.
[ 2804.194207][T23540] nbd: failed to add new device
04:32:53 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x900}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:53 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x6}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:53 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x8aac1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2804.229554][T23553] nbd: couldn't find a device at index 5
[ 2804.233669][T23538] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:32:53 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, 0x0, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:53 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe000}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2804.416634][T23558] block (null): Could not allocate knbd recv work queue.
[ 2804.448745][T23558] nbd: failed to add new device
04:32:53 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x3, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:32:53 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, 0x0, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:53 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa00}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:53 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x7}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2804.561931][T23583] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:32:53 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, 0x0, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2804.621767][T23593] nbd: device at index 3 is going down
04:32:53 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x8bac1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:53 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r0, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2804.757962][T23583] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:32:53 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x4, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:32:53 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x8}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:53 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:53 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x9}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:54 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe001}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2805.041069][T23630] nbd: device at index 3 is going down
04:32:54 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x8cac1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:54 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r0, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2805.141767][T23634] nbd: device at index 2 is going down
04:32:54 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x5, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:32:54 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1200}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2805.197700][T23647] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:32:54 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:54 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r0, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:54 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x8dac1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2805.326460][T23665] nbd: device at index 3 is going down
[ 2805.343516][T23647] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:32:54 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0xe}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:54 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe002}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:32:54 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x6, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:32:54 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:54 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:54 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0xf}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2805.651722][T23694] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2805.747161][T23691] block (null): Could not allocate knbd recv work queue.
[ 2805.790874][T23691] nbd: failed to add new device
04:32:54 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:54 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x7, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2805.832567][T23707] block (null): Could not allocate knbd recv work queue.
[ 2805.868304][T23707] nbd: failed to add new device
04:32:54 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1f00}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:54 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x8eac1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2805.895664][T23694] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:32:54 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x10}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2806.064319][T23722] nbd: device at index 2 is going down
04:32:55 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe003}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:32:55 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x8, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:32:55 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:55 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2806.329709][T23756] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:32:55 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x12}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2806.379885][T23758] block (null): Could not allocate knbd recv work queue.
04:32:55 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x9, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2806.439696][T23758] nbd: failed to add new device
04:32:55 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:55 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2400}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:55 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x8fac1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2806.524327][T23756] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:32:55 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x14}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:55 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:55 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe100}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:32:55 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2600}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:55 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x90ac1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:55 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xa, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2806.806081][T23787] nbd: nbd2 already in use
04:32:55 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3e}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:55 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3e00}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:56 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:56 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe101}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:32:56 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xe, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:32:56 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x4a}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:56 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x91ac1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:56 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f00}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:56 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:56 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe102}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:32:56 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x63}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:56 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2807.582258][T23856] block (null): Could not allocate knbd recv work queue.
[ 2807.664418][T23856] nbd: failed to add new device
04:32:56 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xf, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2807.701672][T23884] block (null): Could not allocate knbd recv work queue.
[ 2807.732676][T23884] nbd: failed to add new device
04:32:56 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:56 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x97ffffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:56 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4c00}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:56 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0xff}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:56 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe103}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:32:56 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2808.096653][T23909] block (null): Could not allocate knbd recv work queue.
[ 2808.147543][T23909] nbd: failed to add new device
04:32:57 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:57 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:57 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2808.194812][T23935] block (null): Could not allocate knbd recv work queue.
04:32:57 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x10, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2808.287123][T23935] nbd: failed to add new device
04:32:57 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xb8030000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:57 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:57 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe200}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:32:57 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:57 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6c00}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:57 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x14, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:32:57 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:57 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe201}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2808.706157][T23995] nbd: device at index 3 is going down
04:32:57 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xc0030000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:57 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:57 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0)

04:32:58 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x18, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:32:58 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6e02}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2809.090656][T24004] __nla_validate_parse: 11 callbacks suppressed
[ 2809.090678][T24004] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:32:58 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0)

04:32:58 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe202}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2809.231607][T24039] block (null): Could not allocate knbd recv work queue.
04:32:58 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x4}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2809.303996][T24039] nbd: failed to add new device
04:32:58 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xd5aa8085, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:58 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7400}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2809.418648][T24056] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:32:58 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0)

04:32:58 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x24, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:32:58 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, 0x0}, 0x0)

04:32:58 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x5}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:58 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, 0x0}, 0x0)

[ 2809.706146][T24081] block (null): Could not allocate knbd recv work queue.
04:32:58 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xe4ffffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:58 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7a00}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2809.754952][T24094] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2809.777438][T24081] nbd: failed to add new device
04:32:58 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x26, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:32:59 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe203}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:32:59 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, 0x0}, 0x0)

04:32:59 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:59 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x6}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2810.159574][T24128] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:32:59 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x3e, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2810.224467][T24132] nbd: device at index 3 is going down
04:32:59 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa089}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:59 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0)

04:32:59 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xfdffffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2810.371061][T24141] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:32:59 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x48, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:32:59 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe300}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:32:59 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x7}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:32:59 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xd200}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:32:59 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0)

04:32:59 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xfeffffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2810.787857][T24182] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:32:59 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0)

04:33:00 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x4c, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:00 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x20000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:00 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x8}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2811.032440][T24182] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:00 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe301}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2811.142294][T24219] nbd: device at index 3 is going down
04:33:00 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, 0x0, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:00 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xff000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:00 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x9}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2811.306491][T24237] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2811.346263][T24225] nbd: device at index 2 is going down
04:33:00 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, 0x0, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:00 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x34000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:00 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x68, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2811.536663][T24237] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:00 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c05}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:00 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, 0x0, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2811.621320][T24271] nbd: device at index 3 is going down
04:33:00 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:00 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xffff0000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:00 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe302}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2811.800879][T24287] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:00 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x6c, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:00 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c06}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:01 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x0, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2812.073912][T24311] block (null): Could not allocate knbd recv work queue.
[ 2812.114306][T24311] nbd: failed to add new device
04:33:01 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe303}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:01 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xc}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:01 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x74, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:01 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xffff1f00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:01 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c07}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:01 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x0, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:01 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xffffff7f, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2812.442599][T24334] block (null): Could not allocate knbd recv work queue.
[ 2812.478379][T24334] nbd: failed to add new device
[ 2812.483504][T24343] nbd: device at index 3 is going down
04:33:01 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x7a, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:01 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x0, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:01 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xe}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:01 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c08}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:01 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x30, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0)

04:33:01 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe400}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:01 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xa0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:01 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c09}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:01 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x30, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0)

[ 2812.887156][T24394] nbd: must specify a device to reconfigure
04:33:01 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xffffff97, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:02 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xf}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:02 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xc0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2813.151327][T24420] nbd: must specify a device to reconfigure
04:33:02 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x30, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0)

04:33:02 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c0a}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2813.312364][T24432] block (null): Could not allocate knbd recv work queue.
04:33:02 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x10}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2813.353281][T24432] nbd: failed to add new device
04:33:02 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe401}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:02 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xfc, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2813.394701][T24441] nbd: must specify a device to reconfigure
04:33:02 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xffffffe4, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:02 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:02 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c0b}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2813.638917][T24455] nbd: couldn't find a device at index 5
04:33:02 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x20, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x20}}, 0x0)

04:33:02 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x207, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2813.800510][T24462] block (null): Could not allocate knbd recv work queue.
[ 2813.833710][T24462] nbd: failed to add new device
04:33:02 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xfffffffd, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:02 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x14}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:02 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c0c}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2813.898043][T24482] nbd: couldn't find a device at index 5
04:33:02 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x1c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x0)

04:33:03 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe402}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2814.009857][T24490] nbd: device at index 2 is going down
04:33:03 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x287, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:03 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x18}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:03 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c0d}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:03 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x2f0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2814.321262][T24529] __nla_validate_parse: 7 callbacks suppressed
[ 2814.321282][T24529] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:03 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x1c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x0)

[ 2814.433421][T24529] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:03 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xfffffffe, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:03 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x287, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2814.506508][T24550] nbd: couldn't find a device at index 5
04:33:03 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x300, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:03 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe403}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:03 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x26}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:03 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c0e}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:03 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe401}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:03 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xffffffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2814.802788][T24575] nbd: device at index 3 is going down
[ 2814.916745][T24576] nbd: device at index 2 is going down
04:33:04 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x350, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2815.059660][T24592] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2815.103721][T24594] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'.
04:33:04 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c0f}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:04 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x3e}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:04 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x0}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2815.162229][T24606] nbd: device at index 3 is going down
[ 2815.285289][T24592] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:04 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x390, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:04 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x350, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:04 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:04 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe500}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:04 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x48}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:04 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c10}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2815.644986][T24651] nbd: couldn't find device at index 3
[ 2815.677770][T24640] nbd: device at index 2 is going down
04:33:04 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x350, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2815.699328][T24662] nbd: couldn't find device at index 3
04:33:04 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:04 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x3d0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:04 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c11}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2815.840436][T24671] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:05 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x4c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:05 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c12}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:05 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x350, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2816.019896][T24687] nbd: device at index 2 is going down
04:33:05 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x500, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:05 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c13}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2816.092710][T24699] nbd: couldn't find a device at index 3
[ 2816.130389][T24671] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2816.160923][T24705] nbd: couldn't find a device at index 3
04:33:05 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe501}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:05 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x4}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:05 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x62}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2816.491838][T24716] block (null): Could not allocate knbd recv work queue.
04:33:05 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2816.538867][T24716] nbd: failed to add new device
04:33:05 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x600, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:05 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c14}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:05 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x5}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2816.604714][T24746] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2816.736646][T24758] nbd: couldn't find device at index 5
[ 2816.777685][T24746] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:05 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x68}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:05 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:05 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2816.942075][T24780] nbd: couldn't find device at index 5
04:33:06 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c15}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:06 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x700, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:06 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe502}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:06 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x6}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2817.196251][T24798] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:06 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x62}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:06 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x6c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:06 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c16}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:06 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x702, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:06 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x7}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:06 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x62}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:06 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c17}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:06 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe503}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:06 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x700, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:06 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x74}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:06 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c18}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:06 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x8}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:06 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:07 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c15}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:07 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x7a}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:07 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe600}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2818.172445][T24887] nbd: device at index 2 is going down
04:33:07 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xa00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:07 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c19}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:07 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:07 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x68}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:07 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa0}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:07 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c1a}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:07 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe601}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:07 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0xf}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:07 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe403}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2818.663473][T24937] nbd: device at index 2 is going down
04:33:07 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x10}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:07 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xe00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:07 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c1b}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:07 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xd2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:07 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x12}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:07 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe602}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:08 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xf00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:08 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x14}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:08 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:08 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xff}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:08 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c1c}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:08 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c1d}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:08 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x19}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:08 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x1400, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2819.364099][T25031] __nla_validate_parse: 9 callbacks suppressed
[ 2819.364122][T25031] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:08 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:08 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:08 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c1e}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2819.699952][T25043] block (null): Could not allocate knbd recv work queue.
[ 2819.727815][T25043] nbd: failed to add new device
04:33:08 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe603}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:08 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:08 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x1800, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:08 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x25}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:08 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2819.916709][T25080] nbd: device at index 0 is going down
04:33:09 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:09 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c1f}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2820.050086][T25094] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:09 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x2a}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:09 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2820.152939][T25094] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2820.158617][T25093] block (null): Could not allocate knbd recv work queue.
04:33:09 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x4}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2820.243991][T25093] nbd: failed to add new device
04:33:09 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe700}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:09 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:09 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x3e}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:09 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, 0x0, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:09 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x1f00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:09 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, 0x0, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2820.459901][T25136] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:09 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x5}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:09 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c21}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2820.582627][T25136] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:09 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x2000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:09 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c22}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:09 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0xbc}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:09 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, 0x0, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:09 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe701}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:09 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x6}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2820.895454][T25185] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2820.913124][T25178] nbd: device at index 2 is going down
04:33:10 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c23}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:10 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0xff}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:10 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x2400, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:10 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r0, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2821.082172][T25185] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:10 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c24}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:10 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe702}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:10 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r0, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:10 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x7}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2821.311463][T25232] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:10 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x2600, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:10 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:10 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c25}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2821.472430][T25232] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:10 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r0, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2821.628890][T25260] nbd: device at index 3 is going down
04:33:10 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe703}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:10 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x8}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:10 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:10 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c26}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:10 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x3e00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:10 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2821.890864][T25289] nbd: device at index 3 is going down
04:33:10 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x9}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:10 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:11 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c27}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2822.007768][T25299] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:11 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:11 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x3f00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:11 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:11 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe800}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:11 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x4}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:11 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:11 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c28}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:11 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x4000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:11 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xc}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:11 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:11 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x5}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:11 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c29}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2822.828823][T25381] block (null): Could not allocate knbd recv work queue.
[ 2822.841922][T25381] nbd: failed to add new device
04:33:11 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x4800, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:12 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe801}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:12 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:12 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xe}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:12 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:12 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:12 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x4c00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:12 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c2a}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:12 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe802}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:12 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x6}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:12 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:12 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xf}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:12 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2823.770859][T25451] block (null): Could not allocate knbd recv work queue.
[ 2823.800634][T25451] nbd: failed to add new device
04:33:12 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c2b}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:12 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:12 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x5003, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:12 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x10}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2823.841336][T25484] block (null): Could not allocate knbd recv work queue.
[ 2823.872171][T25484] nbd: failed to add new device
04:33:12 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x7}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:13 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe803}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:13 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:13 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c2c}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:13 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x14}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:13 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x6800, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2824.301432][T25527] nbd: device at index 3 is going down
04:33:13 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0)

04:33:13 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x8}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:13 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe900}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:13 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0)

04:33:13 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x18}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:13 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c2d}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2824.541087][T25540] block (null): Could not allocate knbd recv work queue.
[ 2824.579805][T25540] nbd: failed to add new device
04:33:13 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x6c00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2824.678411][T25561] nbd: device at index 3 is going down
[ 2824.715670][T25565] __nla_validate_parse: 9 callbacks suppressed
04:33:13 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x9}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2824.715700][T25565] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:13 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0)

04:33:13 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, 0x0}, 0x0)

04:33:13 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c2e}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:13 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x26}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2824.973035][T25565] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2825.092944][T25586] block (null): Could not allocate knbd recv work queue.
[ 2825.143506][T25586] nbd: failed to add new device
04:33:14 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, 0x0}, 0x0)

04:33:14 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:14 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe901}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:14 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x7400, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:14 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, 0x0}, 0x0)

04:33:14 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x3e}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2825.460086][T25624] nbd: device at index 2 is going down
04:33:14 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c2f}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:14 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0)

04:33:14 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x7a00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2825.577596][T25647] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:14 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0)

[ 2825.659372][T25657] nbd: device at index 3 is going down
[ 2825.697615][T25647] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:14 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xf}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:14 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x48}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:14 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c30}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2825.857450][T25669] nbd: device at index 2 is going down
04:33:14 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe902}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:14 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c31}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:14 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x80ff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:14 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={0x0}}, 0x0)

04:33:15 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x4c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2826.029860][T25706] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:15 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x10}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:15 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c32}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:15 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, 0x0, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2826.203113][T25706] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:15 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x8702, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:15 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c33}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:15 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x62}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:15 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe903}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:15 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x12}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:15 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, 0x0, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:15 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c34}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2826.600110][T25761] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:15 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, 0x0, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:15 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x68}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:15 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x9003, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:15 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x14}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2826.822274][T25761] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2826.856920][T25783] nbd: device at index 3 is going down
04:33:16 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x0, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:16 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c35}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:16 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xea00}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:16 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x6c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:16 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c36}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2827.201857][T25823] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2827.220754][T25798] block (null): Could not allocate knbd recv work queue.
04:33:16 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x0, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:16 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xa000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2827.292851][T25798] nbd: failed to add new device
[ 2827.311164][T25826] block (null): Could not allocate knbd recv work queue.
04:33:16 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x74}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:16 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x18}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2827.362327][T25826] nbd: failed to add new device
[ 2827.380144][T25837] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:16 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xea01}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:16 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c37}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:16 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x0, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2827.671144][T25849] block (null): Could not allocate knbd recv work queue.
[ 2827.708707][T25849] nbd: failed to add new device
04:33:16 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xa089, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2827.715309][T25867] block (null): Could not allocate knbd recv work queue.
[ 2827.738726][T25867] nbd: failed to add new device
04:33:16 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x7a}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:16 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x24}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:16 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x30, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0)

04:33:16 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c38}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2827.951819][T25892] block (null): Could not allocate knbd recv work queue.
[ 2828.000266][T25892] nbd: failed to add new device
04:33:17 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xea02}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:17 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xa0}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2828.109053][T25920] nbd: device at index 3 is going down
04:33:17 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xd003, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:17 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x3e}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:17 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x30, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0)

04:33:17 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c39}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:17 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xd2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:17 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x30, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0)

04:33:17 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c3a}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2828.527813][T25962] nbd: device at index 3 is going down
04:33:17 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xf002, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:17 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x48}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:17 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xea03}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:17 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c3b}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:17 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:17 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x172}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2828.878714][T25983] block (null): Could not allocate knbd recv work queue.
[ 2828.918882][T25983] nbd: failed to add new device
04:33:17 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xfc00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:18 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x4c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:18 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c3c}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:18 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xeb00}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:18 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x20, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x20}}, 0x0)

[ 2829.165952][T26018] block (null): Could not allocate knbd recv work queue.
[ 2829.204400][T26018] nbd: failed to add new device
04:33:18 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x226}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:18 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xff80, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:18 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x68}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2829.300763][T26046] nbd: must specify a size in bytes for the device
04:33:18 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c3d}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:18 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x20, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x20}}, 0x0)

04:33:18 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xeb01}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2829.601233][T26066] nbd: must specify a size in bytes for the device
04:33:18 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x20, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x20}}, 0x0)

[ 2829.671780][T26055] block (null): Could not allocate knbd recv work queue.
[ 2829.725572][T26055] nbd: failed to add new device
04:33:18 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x300}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:18 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c3e}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2829.799745][T26089] block (null): Could not allocate knbd recv work queue.
[ 2829.827412][T26089] nbd: failed to add new device
04:33:18 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x20000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:18 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x6c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:18 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x28, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0)

[ 2829.849059][T26094] nbd: must specify a size in bytes for the device
[ 2829.863298][T26096] __nla_validate_parse: 8 callbacks suppressed
[ 2829.863320][T26096] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2830.034290][T26107] nbd: must specify at least one socket
04:33:19 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x28, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0)

04:33:19 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x500}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2830.103597][T26096] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:19 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x34000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:19 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c3f}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:19 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x74}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2830.248751][T26133] nbd: device at index 3 is going down
04:33:19 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xeb02}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:19 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x600}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:19 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x28, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0)

04:33:19 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c40}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:19 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x7a}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2830.576953][T26172] nbd: must specify at least one socket
04:33:19 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x40000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:19 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x700}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:19 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x20, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x20}}, 0x0)

[ 2830.724518][T26180] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:19 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c41}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2830.936829][T26205] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2831.020588][T26199] block (null): Could not allocate knbd recv work queue.
04:33:20 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c39}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2831.100115][T26199] nbd: failed to add new device
04:33:20 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x900}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:20 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xeb03}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2831.127166][T26192] block (null): Could not allocate knbd recv work queue.
[ 2831.134778][T26192] nbd: failed to add new device
04:33:20 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xff}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:20 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c42}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:20 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aee4, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:20 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xeb02}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:20 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xa00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2831.410712][T26248] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:20 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c43}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2831.479815][T26257] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'.
[ 2831.595700][T26244] block (null): Could not allocate knbd recv work queue.
[ 2831.621892][T26244] nbd: failed to add new device
04:33:20 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c44}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:20 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aee5, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2831.651302][T26248] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2831.675281][T26276] block (null): Could not allocate knbd recv work queue.
[ 2831.725685][T26276] nbd: failed to add new device
04:33:20 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xc00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:20 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c38}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:20 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:20 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xec00}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:20 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c45}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:21 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x24}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:21 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xe00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2832.070570][T26292] block (null): Could not allocate knbd recv work queue.
[ 2832.095322][T26319] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2832.096844][T26292] nbd: failed to add new device
04:33:21 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c46}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:21 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aee6, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:21 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:21 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x74}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:21 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c47}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2832.311566][T26319] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:21 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c48}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:21 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe902}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:21 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xec01}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2832.510137][T26356] nbd: device at index 3 is going down
04:33:21 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xf00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2832.605330][T26354] block (null): Could not allocate knbd recv work queue.
[ 2832.624716][T26354] nbd: failed to add new device
04:33:21 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:21 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aee7, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:21 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c49}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2832.694129][T26372] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:21 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x1400}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2832.983384][T26403] block (null): Could not allocate knbd recv work queue.
[ 2832.993871][T26403] nbd: failed to add new device
[ 2833.017488][T26399] block (null): Could not allocate knbd recv work queue.
04:33:22 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x4}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:22 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aee8, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2833.032339][T26399] nbd: failed to add new device
04:33:22 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c4a}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:22 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xe00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:22 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xec02}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:22 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x1800}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:22 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c4b}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2833.367928][T26446] block (null): Could not allocate knbd recv work queue.
[ 2833.375557][T26446] nbd: failed to add new device
04:33:22 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aee9, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:22 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c2e}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:22 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x1f00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:22 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x5}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:22 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c4c}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:22 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x4c00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:22 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xec03}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:22 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aeea, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2833.748722][T26470] block (null): Could not allocate knbd recv work queue.
[ 2833.769817][T26470] nbd: failed to add new device
04:33:22 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x2000}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:22 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xc}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2833.904134][T26504] block (null): Could not allocate knbd recv work queue.
[ 2833.941336][T26504] nbd: failed to add new device
04:33:22 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x6}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:23 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c4d}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2833.986891][T26503] nbd: device at index 2 is going down
04:33:23 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aeeb, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:23 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:23 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aeec, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2834.159044][T26530] nbd: device at index 2 is going down
04:33:23 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xed00}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:23 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x2600}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:23 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x7}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:23 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c4e}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:23 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xec03}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:23 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aeed, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:23 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xed01}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:23 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c4f}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2834.697412][T26608] block (null): Could not allocate knbd recv work queue.
[ 2834.704994][T26608] nbd: failed to add new device
04:33:23 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:23 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aeee, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:23 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x2602}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:23 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x8}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:23 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c50}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2834.896534][T26621] __nla_validate_parse: 9 callbacks suppressed
[ 2834.896558][T26621] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:24 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x3e00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2835.054477][T26643] nbd: device at index 3 is going down
04:33:24 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x2600, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:24 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x9}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2835.107121][T26621] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:24 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aeef, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:24 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x3f00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:24 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xed02}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2835.288283][T26675] nbd: device at index 3 is going down
04:33:24 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c51}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:24 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2835.452853][T26688] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:24 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xed01}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:24 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aef0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2835.637119][ T1229] ieee802154 phy0 wpan0: encryption failed: -22
[ 2835.643489][ T1229] ieee802154 phy1 wpan1: encryption failed: -22
04:33:24 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x4000}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:24 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xf}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:24 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c52}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2835.727977][T26688] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2835.807604][T26713] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'.
04:33:24 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xed03}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2835.932350][T26732] block (null): Could not allocate knbd recv work queue.
04:33:25 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c53}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2836.007241][T26732] nbd: failed to add new device
04:33:25 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x4800}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:25 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aef1, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:25 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x10}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:25 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x3e00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2836.114135][T26751] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:25 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c54}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:25 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x8}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2836.327213][T26766] block (null): Could not allocate knbd recv work queue.
[ 2836.334815][T26766] nbd: failed to add new device
04:33:25 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aef2, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2836.383120][T26751] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2836.419313][T26779] block (null): Could not allocate knbd recv work queue.
04:33:25 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x4c00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:25 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c55}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2836.448521][T26779] nbd: failed to add new device
04:33:25 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x12}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:25 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xee00}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:25 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xff}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:25 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c56}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:25 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x6200}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2836.752756][T26818] block (null): Could not allocate knbd recv work queue.
[ 2836.811429][T26818] nbd: failed to add new device
04:33:25 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aef3, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:25 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aef2, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2836.861791][T26837] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:25 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x14}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:25 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x6800}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:26 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c57}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2837.034551][T26837] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:26 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x12}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:26 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c58}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:26 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xee01}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2837.260319][T26876] block (null): Could not allocate knbd recv work queue.
[ 2837.278107][T26891] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2837.295743][T26876] nbd: failed to add new device
04:33:26 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x6c00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:26 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aef4, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:26 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x18}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:26 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c59}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:26 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c57}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:26 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aef5, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:26 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xee02}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2837.578232][T26906] block (null): Could not allocate knbd recv work queue.
[ 2837.585810][T26906] nbd: failed to add new device
04:33:26 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x7201}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:26 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c5a}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:26 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe302}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:26 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x24}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2837.709485][T26940] nbd: device at index 3 is going down
04:33:26 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aef6, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:27 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c5b}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2838.153397][T26984] block (null): Could not allocate knbd recv work queue.
04:33:27 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x48, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2838.223949][T26984] nbd: failed to add new device
04:33:27 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x7400}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:27 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xee03}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:27 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x3e}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2838.284518][T26959] block (null): Could not allocate knbd recv work queue.
[ 2838.317127][T26959] nbd: failed to add new device
04:33:27 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aef7, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:27 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c5c}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:27 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x7a00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:27 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe202}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2838.572875][T27018] nbd: device at index 2 is going down
04:33:27 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aef8, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:27 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x18, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:27 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xa000}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2838.756757][T27046] nbd: device at index 3 is going down
04:33:27 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x48}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:27 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xef00}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:27 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c5d}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:27 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2839.013028][T27057] block (null): Could not allocate knbd recv work queue.
[ 2839.059435][T27057] nbd: failed to add new device
04:33:28 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xd200}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:28 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c5e}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:28 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aef9, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2839.319046][T27097] block (null): Could not allocate knbd recv work queue.
[ 2839.361332][T27097] nbd: failed to add new device
04:33:28 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xff00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:28 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe201}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:28 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x4c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:28 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xef01}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:28 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c5f}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:28 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aefa, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2839.578086][T27139] nbd: device at index 3 is going down
04:33:28 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x68}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:28 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xffff}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:28 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe101}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:28 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c60}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2839.854999][T27169] nbd: device at index 3 is going down
04:33:28 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x6c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2839.924622][T27152] __nla_validate_parse: 12 callbacks suppressed
[ 2839.924643][T27152] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:29 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:29 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aefb, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2840.083212][T27202] nbd: device at index 3 is going down
04:33:29 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xef02}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:29 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c61}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:29 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe003}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:29 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x74}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2840.152622][T27206] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.0'.
[ 2840.215212][T27206] nbd: must specify at least one socket
[ 2840.265627][T27216] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:29 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2840.307588][T27224] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'.
04:33:29 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aefc, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2840.389905][T27216] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:29 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c62}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2840.469543][T27236] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.0'.
04:33:29 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xef03}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:29 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aefb, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2840.519932][T27236] nbd: must specify at least one socket
[ 2840.559753][T27246] block (null): Could not allocate knbd recv work queue.
04:33:29 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c63}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2840.580336][T27246] nbd: failed to add new device
04:33:29 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x7a}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:29 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2840.703378][T27263] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:29 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aefd, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2840.832934][T27263] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:29 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x7, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:30 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c64}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:30 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x6}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:30 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf000}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:30 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aefe, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:30 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x17e}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:30 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c65}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:30 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xe002}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:30 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2841.306283][T27318] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2841.372387][T27328] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'.
[ 2841.442981][T27319] block (null): Could not allocate knbd recv work queue.
[ 2841.509906][T27319] nbd: failed to add new device
04:33:30 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:30 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c66}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2841.557384][T27349] block (null): Could not allocate knbd recv work queue.
[ 2841.564979][T27349] nbd: failed to add new device
04:33:30 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aeff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:30 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf001}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:30 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x300}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:30 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x3, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:30 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c67}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2841.763713][T27364] nbd: must specify a size in bytes for the device
04:33:30 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:31 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2841.979663][T27382] block (null): Could not allocate knbd recv work queue.
04:33:31 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19aeff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2842.030516][T27382] nbd: failed to add new device
04:33:31 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xa}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:31 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c68}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:31 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf002}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:31 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x32a}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:31 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af01, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2842.250085][T27408] nbd: device at index 2 is going down
[ 2842.277613][T27418] nbd: must specify a size in bytes for the device
04:33:31 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, 0x0, 0x19250ce1ea6179, 0x0, 0x0, {0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:31 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c69}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:31 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xb}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:31 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x344}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2842.584481][T27458] nbd: must specify a size in bytes for the device
04:33:31 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x9, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:31 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af02, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:31 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf003}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:31 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x10}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2842.708638][T27469] nbd: device at index 3 is going down
04:33:31 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x3b8}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:31 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c6a}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2842.899931][T27487] nbd: must specify a size in bytes for the device
04:33:32 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c6b}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:32 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf002}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:32 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x11}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:32 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af03, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:32 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x3c0}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2843.037562][T27507] nbd: device at index 3 is going down
04:33:32 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf100}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2843.178977][T27517] nbd: must specify a size in bytes for the device
04:33:32 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x12}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:32 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c6c}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2843.393430][T27541] nbd: must specify a size in bytes for the device
04:33:32 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af04, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2843.478237][T27536] block (null): Could not allocate knbd recv work queue.
[ 2843.515367][T27536] nbd: failed to add new device
04:33:32 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af03, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:32 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x500}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2843.539876][T27541] nbd: must specify a size in bytes for the device
04:33:32 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:32 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf101}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:32 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf100}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2843.800714][T27577] nbd: must specify a size in bytes for the device
[ 2843.823989][T27557] nbd: device at index 2 is going down
04:33:32 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:32 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af05, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:32 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c6d}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:33 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x600}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:33 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf102}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2844.084694][T27602] nbd: must specify a size in bytes for the device
04:33:33 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af04, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:33 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x102}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:33 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c6e}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:33 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af06, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:33 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x700}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2844.359641][T27626] nbd: must specify at least one socket
04:33:33 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x104}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:33 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x900}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:33 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x11}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:33 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c6f}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:33 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af07, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:33 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf103}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2844.660053][T27663] nbd: must specify a size in bytes for the device
04:33:33 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x8, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2844.838710][T27678] nbd: device at index 3 is going down
[ 2844.847139][T27670] nbd: must specify at least one socket
04:33:33 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xa00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:33 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c70}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2845.003383][T27697] __nla_validate_parse: 26 callbacks suppressed
[ 2845.003404][T27697] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:34 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2402}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2845.099494][T27683] block (null): Could not allocate knbd recv work queue.
04:33:34 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x900}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2845.158662][T27683] nbd: failed to add new device
04:33:34 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af08, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:34 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xf00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:34 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c71}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:34 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf200}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2845.467425][T27741] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2845.595434][T27728] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.0'.
[ 2845.640030][T27741] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2845.647479][T27728] nbd: must specify at least one socket
04:33:34 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6806, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:34 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c72}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2845.671785][T27737] block (null): Could not allocate knbd recv work queue.
[ 2845.735191][T27737] nbd: failed to add new device
04:33:34 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf201}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:34 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x1200}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2845.773885][T27732] block (null): Could not allocate knbd recv work queue.
[ 2845.802480][T27732] nbd: failed to add new device
04:33:34 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2502}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:34 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af09, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2845.894906][T27773] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:35 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2402}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:35 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c73}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2846.025854][T27784] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.0'.
[ 2846.059960][T27784] nbd: must specify at least one socket
04:33:35 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x1400}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2846.138878][T27773] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:35 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x7, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:35 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2602}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:35 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af0a, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:35 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf202}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2846.369636][T27823] nbd: device at index 3 is going down
04:33:35 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c74}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:35 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:35 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x1800}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2846.602832][T27843] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:35 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af0b, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:35 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2702}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:35 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c75}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2846.782910][T27843] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:35 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af0c, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2846.865048][T27865] block (null): Could not allocate knbd recv work queue.
04:33:35 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6802, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2846.930025][T27865] nbd: failed to add new device
04:33:36 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c76}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2846.974831][T27881] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.0'.
04:33:36 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x1f00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:36 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf203}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2847.032885][T27881] nbd: must specify at least one socket
04:33:36 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3000}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:36 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c77}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:36 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x2f00, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2847.293384][T27889] block (null): Could not allocate knbd recv work queue.
[ 2847.324681][T27889] nbd: failed to add new device
04:33:36 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af0d, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:36 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3303}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2847.471111][T27922] nbd: device at index 3 is going down
04:33:36 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x2000}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:36 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1fffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:36 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf300}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:36 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af0e, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2847.686855][T27939] nbd: must specify at least one socket
04:33:36 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af0c, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:36 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3902}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:36 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf301}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2847.954819][T27968] block (null): Could not allocate knbd recv work queue.
04:33:37 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x6101}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2848.006257][T27968] nbd: failed to add new device
04:33:37 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x2400}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:37 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x400300}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2848.133432][T27989] nbd: must specify at least one socket
04:33:37 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4001}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:37 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af0f, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:37 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf302}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2848.322904][T28011] block (null): Could not allocate knbd recv work queue.
[ 2848.354895][T28011] nbd: failed to add new device
04:33:37 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x2a03}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:37 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xc0ffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2848.392055][T28020] nbd: must specify at least one socket
04:33:37 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4002}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:37 executing program 5:
socket$kcm(0x10, 0x3, 0x0)
r0 = socket$inet(0x2, 0x6, 0x0)
setsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000000000)={@multicast1=0xe0000306, @dev={0xac, 0x14, 0x14, 0xc}}, 0xc)
r1 = socket$kcm(0x10, 0x3, 0x0)
sendmsg$kcm(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f00000002c0)="2e00000010008108040f80ecdb4cb92e0a480e000d00000009000e00", 0x1c}, {&(0x7f0000000080)="a1a1689a979fb85511eef05629c3691fd846", 0x12}], 0x2}, 0x0)

04:33:37 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af10, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2848.522963][T28023] nbd: device at index 2 is going down
04:33:37 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:37 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x6003}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2848.710062][T28054] nbd: device at index 3 is going down
04:33:37 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x3e00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:37 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf303}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2848.761853][T28058] nbd: must specify at least one socket
04:33:37 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4003}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2848.838530][T28060] block (null): Could not allocate knbd recv work queue.
[ 2848.857939][T28060] nbd: failed to add new device
04:33:37 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af11, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:37 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:38 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x6002}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2849.132984][T28089] block (null): Could not allocate knbd recv work queue.
04:33:38 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af12, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2849.202064][T28089] nbd: failed to add new device
04:33:38 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:38 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4103}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:38 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x3f00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:38 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf400}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:38 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x3e00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2849.408446][T28124] nbd: must specify at least one socket
[ 2849.414698][T28114] nbd: device at index 2 is going down
04:33:38 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af13, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:38 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x5d02}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:38 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2849.596256][T28136] block (null): Could not allocate knbd recv work queue.
[ 2849.614547][T28136] nbd: failed to add new device
04:33:38 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x4403}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:38 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6e9c1800, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2849.789865][T28157] nbd: must specify at least one socket
04:33:38 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x6e02}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:38 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf401}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2849.976904][T28161] block (null): Could not allocate knbd recv work queue.
[ 2849.984497][T28161] nbd: failed to add new device
04:33:39 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x469d1800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:39 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af14, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2850.062008][T28179] __nla_validate_parse: 23 callbacks suppressed
[ 2850.062029][T28179] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:39 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x6f00}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:39 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x4800}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:39 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:39 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf402}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:39 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x449d1800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:39 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x59c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:39 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x6f02}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2850.450770][T28229] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2850.453852][T28210] block (null): Could not allocate knbd recv work queue.
[ 2850.479099][T28210] nbd: failed to add new device
[ 2850.484392][T28231] nbd: device at index 3 is going down
04:33:39 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x4c00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:39 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af15, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2850.639029][T28246] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2850.696217][T28247] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.0'.
04:33:39 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x4800}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:39 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2850.754092][T28247] nbd: must specify at least one socket
04:33:39 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7000}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:39 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf403}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:39 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x6800}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:40 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x439d1800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2850.971620][T28258] nbd: device at index 2 is going down
04:33:40 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7201}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:40 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x69c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2851.027596][T28283] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.0'.
[ 2851.038494][T28283] nbd: must specify at least one socket
04:33:40 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af16, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2851.123764][T28287] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2851.249052][T28287] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2851.376766][T28305] block (null): Could not allocate knbd recv work queue.
[ 2851.384378][T28305] nbd: failed to add new device
04:33:40 executing program 5:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x5f01}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:40 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x6c00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2851.463258][T28297] block (null): Could not allocate knbd recv work queue.
04:33:40 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:40 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7301}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2851.506051][T28297] nbd: failed to add new device
04:33:40 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf500}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:40 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af17, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2851.552519][T28327] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'.
04:33:40 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x79c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2851.673402][T28338] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:40 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7500}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:40 executing program 5:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x429d1800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2851.866844][T28354] block (null): Could not allocate knbd recv work queue.
[ 2851.874501][T28354] nbd: failed to add new device
04:33:40 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af18, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2851.974382][T28371] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:41 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x7400}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:41 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2852.051248][T28363] nbd: must specify at least one socket
04:33:41 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf501}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:41 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (fail_nth: 1)

04:33:41 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7600}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:41 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af19, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:41 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x89c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2852.351183][T28406] nbd: device at index 3 is going down
04:33:41 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x7a00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2852.414257][T28410] FAULT_INJECTION: forcing a failure.
[ 2852.414257][T28410] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 2852.419222][T28415] nbd: must specify at least one socket
[ 2852.482585][T28410] CPU: 1 PID: 28410 Comm: syz-executor.5 Not tainted 5.16.0-rc3-syzkaller #0
[ 2852.491398][T28410] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 2852.501489][T28410] Call Trace:
[ 2852.504780][T28410]  <TASK>
[ 2852.507717][T28410]  dump_stack_lvl+0xcd/0x134
[ 2852.512329][T28410]  should_fail.cold+0x5/0xa
[ 2852.516945][T28410]  _copy_from_user+0x2c/0x180
[ 2852.521659][T28410]  __copy_msghdr_from_user+0x91/0x4b0
[ 2852.527084][T28410]  ? __ia32_sys_shutdown+0x70/0x70
[ 2852.532228][T28410]  ? mark_lock+0xef/0x17b0
[ 2852.536684][T28410]  ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 2852.542702][T28410]  sendmsg_copy_msghdr+0xa1/0x160
[ 2852.547747][T28410]  ? do_recvmmsg+0x6d0/0x6d0
[ 2852.552451][T28410]  ? lock_chain_count+0x20/0x20
[ 2852.557325][T28410]  ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 2852.563349][T28410]  ___sys_sendmsg+0xc6/0x170
[ 2852.567963][T28410]  ? sendmsg_copy_msghdr+0x160/0x160
[ 2852.573274][T28410]  ? __fget_files+0x21b/0x3e0
[ 2852.577979][T28410]  ? lock_downgrade+0x6e0/0x6e0
[ 2852.582868][T28410]  ? __fget_files+0x23d/0x3e0
[ 2852.587584][T28410]  ? __fget_light+0xea/0x280
[ 2852.592200][T28410]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2852.598473][T28410]  __sys_sendmsg+0xe5/0x1b0
[ 2852.602995][T28410]  ? __sys_sendmsg_sock+0x30/0x30
[ 2852.608055][T28410]  ? syscall_enter_from_user_mode+0x21/0x70
[ 2852.613983][T28410]  do_syscall_64+0x35/0xb0
[ 2852.618428][T28410]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 2852.624338][T28410] RIP: 0033:0x7fd7c4623af9
[ 2852.628765][T28410] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[ 2852.648563][T28410] RSP: 002b:00007fd7c3599188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2852.657086][T28410] RAX: ffffffffffffffda RBX: 00007fd7c4736f60 RCX: 00007fd7c4623af9
[ 2852.665073][T28410] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000004
[ 2852.673057][T28410] RBP: 00007fd7c35991d0 R08: 0000000000000000 R09: 0000000000000000
[ 2852.681044][T28410] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 2852.689028][T28410] R13: 00007ffffd75bc8f R14: 00007fd7c3599300 R15: 0000000000022000
[ 2852.697035][T28410]  </TASK>
04:33:41 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0x7e01}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:41 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7700}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:41 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:41 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af1a, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:41 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf502}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2852.901141][T28443] nbd: must specify at least one socket
04:33:42 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7800}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:42 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (fail_nth: 2)

04:33:42 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x99c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2853.060590][T28454] block (null): Could not allocate knbd recv work queue.
[ 2853.086721][T28454] nbd: failed to add new device
04:33:42 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af1b, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:42 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xb803}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:42 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:42 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf503}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2853.232288][T28480] FAULT_INJECTION: forcing a failure.
[ 2853.232288][T28480] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 2853.260185][T28481] nbd: must specify at least one socket
[ 2853.295379][T28480] CPU: 1 PID: 28480 Comm: syz-executor.5 Not tainted 5.16.0-rc3-syzkaller #0
[ 2853.304186][T28480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 2853.314265][T28480] Call Trace:
[ 2853.317560][T28480]  <TASK>
[ 2853.320504][T28480]  dump_stack_lvl+0xcd/0x134
[ 2853.325123][T28480]  should_fail.cold+0x5/0xa
[ 2853.329665][T28480]  _copy_from_user+0x2c/0x180
[ 2853.334378][T28480]  iovec_from_user+0x246/0x3d0
[ 2853.339174][T28480]  __import_iovec+0x65/0x5c0
[ 2853.343831][T28480]  import_iovec+0x10c/0x150
[ 2853.348357][T28480]  sendmsg_copy_msghdr+0x12d/0x160
[ 2853.353491][T28480]  ? do_recvmmsg+0x6d0/0x6d0
[ 2853.358100][T28480]  ? lock_chain_count+0x20/0x20
[ 2853.362960][T28480]  ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 2853.368956][T28480]  ___sys_sendmsg+0xc6/0x170
[ 2853.373549][T28480]  ? sendmsg_copy_msghdr+0x160/0x160
[ 2853.378851][T28480]  ? __fget_files+0x21b/0x3e0
[ 2853.383532][T28480]  ? lock_downgrade+0x6e0/0x6e0
[ 2853.388408][T28480]  ? __fget_files+0x23d/0x3e0
[ 2853.393102][T28480]  ? __fget_light+0xea/0x280
[ 2853.397699][T28480]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2853.403966][T28480]  __sys_sendmsg+0xe5/0x1b0
[ 2853.408471][T28480]  ? __sys_sendmsg_sock+0x30/0x30
[ 2853.413521][T28480]  ? syscall_enter_from_user_mode+0x21/0x70
[ 2853.419430][T28480]  do_syscall_64+0x35/0xb0
[ 2853.423863][T28480]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 2853.429763][T28480] RIP: 0033:0x7fd7c4623af9
[ 2853.434194][T28480] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[ 2853.453803][T28480] RSP: 002b:00007fd7c3599188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2853.462218][T28480] RAX: ffffffffffffffda RBX: 00007fd7c4736f60 RCX: 00007fd7c4623af9
[ 2853.470186][T28480] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000004
[ 2853.478151][T28480] RBP: 00007fd7c35991d0 R08: 0000000000000000 R09: 0000000000000000
[ 2853.486119][T28480] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 2853.494098][T28480] R13: 00007ffffd75bc8f R14: 00007fd7c3599300 R15: 0000000000022000
[ 2853.502081][T28480]  </TASK>
04:33:42 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7900}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:42 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (fail_nth: 3)

[ 2853.620550][T28501] nbd: device at index 3 is going down
[ 2853.654450][T28505] nbd: must specify at least one socket
04:33:42 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xc003}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:42 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:42 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf600}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2853.740210][T28487] block (null): Could not allocate knbd recv work queue.
[ 2853.770495][T28487] nbd: failed to add new device
04:33:42 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7a00}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:42 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af1c, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2853.883518][T28530] nbd: must specify at least one socket
[ 2853.891173][T28524] FAULT_INJECTION: forcing a failure.
[ 2853.891173][T28524] name failslab, interval 1, probability 0, space 0, times 0
04:33:42 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7b00}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:42 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xb9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2853.975774][T28543] block (null): Could not allocate knbd recv work queue.
[ 2853.983411][T28543] nbd: failed to add new device
[ 2854.031796][T28524] CPU: 1 PID: 28524 Comm: syz-executor.5 Not tainted 5.16.0-rc3-syzkaller #0
[ 2854.040605][T28524] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 2854.050685][T28524] Call Trace:
[ 2854.053978][T28524]  <TASK>
[ 2854.056921][T28524]  dump_stack_lvl+0xcd/0x134
[ 2854.061560][T28524]  should_fail.cold+0x5/0xa
[ 2854.066199][T28524]  should_failslab+0x5/0x10
[ 2854.070730][T28524]  kmem_cache_alloc_node+0x65/0x3f0
[ 2854.075960][T28524]  ? __alloc_skb+0x215/0x340
[ 2854.080608][T28524]  __alloc_skb+0x215/0x340
[ 2854.085048][T28524]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 2854.091326][T28524]  netlink_sendmsg+0x98f/0xdf0
[ 2854.096127][T28524]  ? netlink_unicast+0x7d0/0x7d0
[ 2854.101098][T28524]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 2854.107367][T28524]  ? netlink_unicast+0x7d0/0x7d0
[ 2854.112335][T28524]  sock_sendmsg+0xcf/0x120
[ 2854.116786][T28524]  ____sys_sendmsg+0x6e8/0x810
[ 2854.121596][T28524]  ? kernel_sendmsg+0x50/0x50
[ 2854.126295][T28524]  ? do_recvmmsg+0x6d0/0x6d0
[ 2854.130914][T28524]  ? lock_chain_count+0x20/0x20
[ 2854.135799][T28524]  ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 2854.141825][T28524]  ___sys_sendmsg+0xf3/0x170
[ 2854.146441][T28524]  ? sendmsg_copy_msghdr+0x160/0x160
[ 2854.151770][T28524]  ? __fget_files+0x21b/0x3e0
[ 2854.156481][T28524]  ? lock_downgrade+0x6e0/0x6e0
[ 2854.161373][T28524]  ? __fget_files+0x23d/0x3e0
[ 2854.166170][T28524]  ? __fget_light+0xea/0x280
[ 2854.170783][T28524]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2854.177064][T28524]  __sys_sendmsg+0xe5/0x1b0
[ 2854.181590][T28524]  ? __sys_sendmsg_sock+0x30/0x30
[ 2854.186645][T28524]  ? syscall_enter_from_user_mode+0x21/0x70
[ 2854.192570][T28524]  do_syscall_64+0x35/0xb0
[ 2854.197016][T28524]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 2854.202940][T28524] RIP: 0033:0x7fd7c4623af9
[ 2854.207378][T28524] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
04:33:43 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0x0, 0xffff}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2854.227528][T28524] RSP: 002b:00007fd7c3599188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2854.235970][T28524] RAX: ffffffffffffffda RBX: 00007fd7c4736f60 RCX: 00007fd7c4623af9
[ 2854.243964][T28524] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000004
[ 2854.251958][T28524] RBP: 00007fd7c35991d0 R08: 0000000000000000 R09: 0000000000000000
[ 2854.259951][T28524] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 2854.269264][T28524] R13: 00007ffffd75bc8f R14: 00007fd7c3599300 R15: 0000000000022000
[ 2854.278653][T28524]  </TASK>
04:33:43 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af1d, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:43 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf601}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:43 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xc9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:43 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (fail_nth: 4)

04:33:43 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7c00}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:43 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:43 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xd9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2854.692938][T28602] nbd: must specify at least one socket
[ 2854.722901][T28600] FAULT_INJECTION: forcing a failure.
[ 2854.722901][T28600] name failslab, interval 1, probability 0, space 0, times 0
[ 2854.729759][T28590] block (null): Could not allocate knbd recv work queue.
[ 2854.741088][T28600] CPU: 0 PID: 28600 Comm: syz-executor.5 Not tainted 5.16.0-rc3-syzkaller #0
[ 2854.751540][T28600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 2854.761612][T28600] Call Trace:
[ 2854.761882][T28590] nbd: failed to add new device
[ 2854.764914][T28600]  <TASK>
[ 2854.764928][T28600]  dump_stack_lvl+0xcd/0x134
[ 2854.764965][T28600]  should_fail.cold+0x5/0xa
[ 2854.765005][T28600]  should_failslab+0x5/0x10
[ 2854.765034][T28600]  __kmalloc_node_track_caller+0x7d/0x360
04:33:43 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af1e, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2854.765063][T28600]  ? netlink_sendmsg+0x98f/0xdf0
[ 2854.797072][T28600]  __alloc_skb+0xde/0x340
[ 2854.801427][T28600]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 2854.807699][T28600]  netlink_sendmsg+0x98f/0xdf0
[ 2854.812587][T28600]  ? netlink_unicast+0x7d0/0x7d0
[ 2854.817565][T28600]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 2854.823839][T28600]  ? netlink_unicast+0x7d0/0x7d0
[ 2854.828832][T28600]  sock_sendmsg+0xcf/0x120
[ 2854.833276][T28600]  ____sys_sendmsg+0x6e8/0x810
[ 2854.838070][T28600]  ? kernel_sendmsg+0x50/0x50
[ 2854.842772][T28600]  ? do_recvmmsg+0x6d0/0x6d0
[ 2854.847382][T28600]  ? lock_chain_count+0x20/0x20
[ 2854.852260][T28600]  ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 2854.858298][T28600]  ___sys_sendmsg+0xf3/0x170
[ 2854.862914][T28600]  ? sendmsg_copy_msghdr+0x160/0x160
[ 2854.868227][T28600]  ? __fget_files+0x21b/0x3e0
[ 2854.872927][T28600]  ? lock_downgrade+0x6e0/0x6e0
[ 2854.877824][T28600]  ? __fget_files+0x23d/0x3e0
[ 2854.882530][T28600]  ? __fget_light+0xea/0x280
[ 2854.887139][T28600]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2854.893498][T28600]  __sys_sendmsg+0xe5/0x1b0
[ 2854.898016][T28600]  ? __sys_sendmsg_sock+0x30/0x30
[ 2854.903077][T28600]  ? syscall_enter_from_user_mode+0x21/0x70
[ 2854.909022][T28600]  do_syscall_64+0x35/0xb0
[ 2854.913489][T28600]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 2854.919405][T28600] RIP: 0033:0x7fd7c4623af9
[ 2854.923837][T28600] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[ 2854.943491][T28600] RSP: 002b:00007fd7c3599188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2854.951922][T28600] RAX: ffffffffffffffda RBX: 00007fd7c4736f60 RCX: 00007fd7c4623af9
[ 2854.960259][T28600] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000004
[ 2854.968267][T28600] RBP: 00007fd7c35991d0 R08: 0000000000000000 R09: 0000000000000000
[ 2854.976350][T28600] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 2854.984334][T28600] R13: 00007ffffd75bc8f R14: 00007fd7c3599300 R15: 0000000000022000
[ 2854.992339][T28600]  </TASK>
04:33:44 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf602}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:44 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (fail_nth: 5)

04:33:44 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7d00}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:44 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af1f, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2855.077205][T28615] __nla_validate_parse: 17 callbacks suppressed
[ 2855.077227][T28615] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
04:33:44 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2855.195921][T28615] nbd: must specify at least one socket
[ 2855.207698][T28630] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:44 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2855.255203][T28631] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.0'.
[ 2855.290882][T28631] nbd: must specify at least one socket
[ 2855.308412][T28633] FAULT_INJECTION: forcing a failure.
[ 2855.308412][T28633] name fail_usercopy, interval 1, probability 0, space 0, times 0
[ 2855.349564][T28633] CPU: 1 PID: 28633 Comm: syz-executor.5 Not tainted 5.16.0-rc3-syzkaller #0
[ 2855.358369][T28633] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 2855.368444][T28633] Call Trace:
[ 2855.371738][T28633]  <TASK>
[ 2855.374679][T28633]  dump_stack_lvl+0xcd/0x134
[ 2855.379306][T28633]  should_fail.cold+0x5/0xa
[ 2855.383847][T28633]  _copy_from_iter+0x389/0x1320
[ 2855.388729][T28633]  ? hash_and_copy_to_iter+0x200/0x200
[ 2855.394212][T28633]  ? rcu_read_lock_sched_held+0x3a/0x70
[ 2855.399781][T28633]  ? memset+0x20/0x40
[ 2855.403864][T28633]  ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 2855.410137][T28633]  ? __sanitizer_cov_trace_const_cmp1+0x22/0x80
[ 2855.416410][T28633]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2855.422708][T28633]  ? __phys_addr+0xc4/0x140
[ 2855.427240][T28633]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2855.433538][T28633]  ? __phys_addr_symbol+0x2c/0x70
[ 2855.438427][T28648] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2855.438582][T28633]  ? __sanitizer_cov_trace_cmp8+0x1d/0x70
[ 2855.453563][T28633]  ? __check_object_size+0x16e/0x3f0
[ 2855.458878][T28633]  netlink_sendmsg+0x86c/0xdf0
[ 2855.463680][T28633]  ? netlink_unicast+0x7d0/0x7d0
[ 2855.468625][T28633]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 2855.474877][T28633]  ? netlink_unicast+0x7d0/0x7d0
[ 2855.479930][T28633]  sock_sendmsg+0xcf/0x120
[ 2855.484354][T28633]  ____sys_sendmsg+0x6e8/0x810
[ 2855.489126][T28633]  ? kernel_sendmsg+0x50/0x50
[ 2855.493804][T28633]  ? do_recvmmsg+0x6d0/0x6d0
[ 2855.498407][T28633]  ? lock_chain_count+0x20/0x20
[ 2855.503262][T28633]  ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 2855.509251][T28633]  ___sys_sendmsg+0xf3/0x170
[ 2855.513840][T28633]  ? sendmsg_copy_msghdr+0x160/0x160
[ 2855.519128][T28633]  ? __fget_files+0x21b/0x3e0
[ 2855.523807][T28633]  ? lock_downgrade+0x6e0/0x6e0
[ 2855.528674][T28633]  ? __fget_files+0x23d/0x3e0
[ 2855.533365][T28633]  ? __fget_light+0xea/0x280
[ 2855.537962][T28633]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2855.544217][T28633]  __sys_sendmsg+0xe5/0x1b0
[ 2855.548726][T28633]  ? __sys_sendmsg_sock+0x30/0x30
[ 2855.553761][T28633]  ? syscall_enter_from_user_mode+0x21/0x70
[ 2855.559661][T28633]  do_syscall_64+0x35/0xb0
[ 2855.564087][T28633]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 2855.569982][T28633] RIP: 0033:0x7fd7c4623af9
[ 2855.574410][T28633] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
04:33:44 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7e00}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2855.594020][T28633] RSP: 002b:00007fd7c3599188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2855.602432][T28633] RAX: ffffffffffffffda RBX: 00007fd7c4736f60 RCX: 00007fd7c4623af9
[ 2855.610401][T28633] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000004
[ 2855.618370][T28633] RBP: 00007fd7c35991d0 R08: 0000000000000000 R09: 0000000000000000
[ 2855.626336][T28633] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 2855.634313][T28633] R13: 00007ffffd75bc8f R14: 00007fd7c3599300 R15: 0000000000022000
[ 2855.642296][T28633]  </TASK>
04:33:44 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:44 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af20, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2855.670022][T28630] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:44 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (fail_nth: 6)

[ 2855.713429][T28648] nbd: must specify at least one socket
[ 2855.766212][T28657] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
04:33:44 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf603}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2855.808373][T28657] nbd: must specify at least one socket
04:33:44 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:44 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7f00}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2855.877008][T28669] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2855.905415][T28664] FAULT_INJECTION: forcing a failure.
[ 2855.905415][T28664] name failslab, interval 1, probability 0, space 0, times 0
[ 2855.986444][T28664] CPU: 1 PID: 28664 Comm: syz-executor.5 Not tainted 5.16.0-rc3-syzkaller #0
[ 2855.995251][T28664] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 2856.005411][T28664] Call Trace:
[ 2856.008704][T28664]  <TASK>
[ 2856.011653][T28664]  dump_stack_lvl+0xcd/0x134
[ 2856.016270][T28664]  should_fail.cold+0x5/0xa
[ 2856.020810][T28664]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0xd7/0x290
[ 2856.028124][T28664]  should_failslab+0x5/0x10
[ 2856.032645][T28664]  __kmalloc+0x72/0x340
[ 2856.036811][T28664]  genl_family_rcv_msg_attrs_parse.constprop.0+0xd7/0x290
[ 2856.043938][T28664]  genl_family_rcv_msg_doit+0xda/0x320
[ 2856.049406][T28664]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290
[ 2856.056790][T28664]  ? mutex_lock_io_nested+0x1150/0x1150
[ 2856.062345][T28664]  ? __lock_acquire+0x162f/0x54a0
[ 2856.067406][T28664]  ? memset+0x20/0x40
[ 2856.071396][T28664]  ? genl_op_from_small+0x23/0x3c0
[ 2856.076513][T28664]  ? genl_get_cmd+0x3cf/0x480
[ 2856.081205][T28664]  genl_rcv_msg+0x328/0x580
[ 2856.085717][T28664]  ? genl_get_cmd+0x480/0x480
[ 2856.090397][T28664]  ? nbd_start_device+0xd10/0xd10
[ 2856.095431][T28664]  ? lock_release+0x720/0x720
[ 2856.100118][T28664]  netlink_rcv_skb+0x153/0x420
[ 2856.104888][T28664]  ? genl_get_cmd+0x480/0x480
[ 2856.109572][T28664]  ? netlink_ack+0xa60/0xa60
[ 2856.114188][T28664]  ? netlink_deliver_tap+0x1b1/0xc30
[ 2856.119477][T28664]  ? _copy_from_iter+0x12b/0x1320
[ 2856.124507][T28664]  genl_rcv+0x24/0x40
[ 2856.128490][T28664]  netlink_unicast+0x533/0x7d0
[ 2856.133261][T28664]  ? netlink_attachskb+0x880/0x880
[ 2856.138383][T28664]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2856.144644][T28664]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2856.150895][T28664]  ? __phys_addr_symbol+0x2c/0x70
[ 2856.155940][T28664]  ? __sanitizer_cov_trace_cmp8+0x1d/0x70
[ 2856.161676][T28664]  ? __check_object_size+0x16e/0x3f0
[ 2856.166972][T28664]  netlink_sendmsg+0x904/0xdf0
[ 2856.171747][T28664]  ? netlink_unicast+0x7d0/0x7d0
[ 2856.176693][T28664]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 2856.182942][T28664]  ? netlink_unicast+0x7d0/0x7d0
[ 2856.187884][T28664]  sock_sendmsg+0xcf/0x120
[ 2856.192307][T28664]  ____sys_sendmsg+0x6e8/0x810
[ 2856.197081][T28664]  ? kernel_sendmsg+0x50/0x50
[ 2856.201761][T28664]  ? do_recvmmsg+0x6d0/0x6d0
[ 2856.206353][T28664]  ? lock_chain_count+0x20/0x20
[ 2856.211205][T28664]  ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 2856.217195][T28664]  ___sys_sendmsg+0xf3/0x170
[ 2856.221787][T28664]  ? sendmsg_copy_msghdr+0x160/0x160
[ 2856.227076][T28664]  ? __fget_files+0x21b/0x3e0
[ 2856.231755][T28664]  ? lock_downgrade+0x6e0/0x6e0
[ 2856.236626][T28664]  ? __fget_files+0x23d/0x3e0
[ 2856.241313][T28664]  ? __fget_light+0xea/0x280
[ 2856.245906][T28664]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2856.252157][T28664]  __sys_sendmsg+0xe5/0x1b0
[ 2856.256659][T28664]  ? __sys_sendmsg_sock+0x30/0x30
[ 2856.261698][T28664]  ? syscall_enter_from_user_mode+0x21/0x70
[ 2856.267599][T28664]  do_syscall_64+0x35/0xb0
[ 2856.272037][T28664]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 2856.277936][T28664] RIP: 0033:0x7fd7c4623af9
[ 2856.282366][T28664] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[ 2856.301999][T28664] RSP: 002b:00007fd7c3599188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2856.310423][T28664] RAX: ffffffffffffffda RBX: 00007fd7c4736f60 RCX: 00007fd7c4623af9
[ 2856.318390][T28664] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000004
[ 2856.326356][T28664] RBP: 00007fd7c35991d0 R08: 0000000000000000 R09: 0000000000000000
[ 2856.334323][T28664] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 2856.342299][T28664] R13: 00007ffffd75bc8f R14: 00007fd7c3599300 R15: 0000000000022000
[ 2856.350284][T28664]  </TASK>
04:33:45 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:45 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (fail_nth: 7)

[ 2856.474113][T28661] block (null): Could not allocate knbd recv work queue.
04:33:45 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x6}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2856.517883][T28661] nbd: failed to add new device
04:33:45 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8002}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:45 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af21, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:45 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2856.575332][T28689] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2856.651605][T28695] FAULT_INJECTION: forcing a failure.
[ 2856.651605][T28695] name failslab, interval 1, probability 0, space 0, times 0
[ 2856.726626][T28695] CPU: 1 PID: 28695 Comm: syz-executor.5 Not tainted 5.16.0-rc3-syzkaller #0
[ 2856.735435][T28695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 2856.745504][T28695] Call Trace:
[ 2856.748796][T28695]  <TASK>
[ 2856.751744][T28695]  dump_stack_lvl+0xcd/0x134
[ 2856.756361][T28695]  should_fail.cold+0x5/0xa
[ 2856.760897][T28695]  ? nbd_dev_add+0x4d/0xcd0
[ 2856.765427][T28695]  should_failslab+0x5/0x10
[ 2856.769959][T28695]  kmem_cache_alloc_trace+0x55/0x2c0
[ 2856.775271][T28695]  ? security_capable+0x8f/0xc0
[ 2856.780242][T28695]  nbd_dev_add+0x4d/0xcd0
[ 2856.784595][T28695]  nbd_genl_connect+0x11f3/0x1930
[ 2856.789639][T28695]  ? nbd_start_device+0xd10/0xd10
[ 2856.794675][T28695]  ? __nla_parse+0x3d/0x50
[ 2856.799103][T28695]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 2856.805359][T28695]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290
[ 2856.812737][T28695]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290
[ 2856.820044][T28695]  genl_family_rcv_msg_doit+0x228/0x320
[ 2856.825602][T28695]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290
[ 2856.832977][T28695]  ? mutex_lock_io_nested+0x1150/0x1150
[ 2856.838589][T28695]  ? genl_op_from_small+0x23/0x3c0
[ 2856.843706][T28695]  ? genl_get_cmd+0x3cf/0x480
[ 2856.848388][T28695]  genl_rcv_msg+0x328/0x580
[ 2856.852904][T28695]  ? genl_get_cmd+0x480/0x480
[ 2856.857583][T28695]  ? nbd_start_device+0xd10/0xd10
[ 2856.862609][T28695]  ? lock_release+0x720/0x720
[ 2856.867296][T28695]  netlink_rcv_skb+0x153/0x420
[ 2856.872058][T28695]  ? genl_get_cmd+0x480/0x480
[ 2856.876755][T28695]  ? netlink_ack+0xa60/0xa60
[ 2856.881362][T28695]  ? netlink_deliver_tap+0x1b1/0xc30
[ 2856.886714][T28695]  ? _copy_from_iter+0x12b/0x1320
[ 2856.891771][T28695]  genl_rcv+0x24/0x40
[ 2856.895764][T28695]  netlink_unicast+0x533/0x7d0
[ 2856.900558][T28695]  ? netlink_attachskb+0x880/0x880
[ 2856.905672][T28695]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2856.911923][T28695]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2856.918183][T28695]  ? __phys_addr_symbol+0x2c/0x70
[ 2856.923209][T28695]  ? __sanitizer_cov_trace_cmp8+0x1d/0x70
[ 2856.929017][T28695]  ? __check_object_size+0x16e/0x3f0
[ 2856.934338][T28695]  netlink_sendmsg+0x904/0xdf0
[ 2856.939112][T28695]  ? netlink_unicast+0x7d0/0x7d0
[ 2856.944146][T28695]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 2856.950393][T28695]  ? netlink_unicast+0x7d0/0x7d0
[ 2856.955333][T28695]  sock_sendmsg+0xcf/0x120
[ 2856.959935][T28695]  ____sys_sendmsg+0x6e8/0x810
[ 2856.964702][T28695]  ? kernel_sendmsg+0x50/0x50
[ 2856.969396][T28695]  ? do_recvmmsg+0x6d0/0x6d0
[ 2856.973986][T28695]  ? lock_chain_count+0x20/0x20
[ 2856.978858][T28695]  ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 2856.984873][T28695]  ___sys_sendmsg+0xf3/0x170
[ 2856.989464][T28695]  ? sendmsg_copy_msghdr+0x160/0x160
[ 2856.994750][T28695]  ? __fget_files+0x21b/0x3e0
[ 2856.999429][T28695]  ? lock_downgrade+0x6e0/0x6e0
[ 2857.004313][T28695]  ? __fget_files+0x23d/0x3e0
[ 2857.009014][T28695]  ? __fget_light+0xea/0x280
[ 2857.013641][T28695]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2857.019904][T28695]  __sys_sendmsg+0xe5/0x1b0
[ 2857.024437][T28695]  ? __sys_sendmsg_sock+0x30/0x30
[ 2857.029482][T28695]  ? syscall_enter_from_user_mode+0x21/0x70
[ 2857.035386][T28695]  do_syscall_64+0x35/0xb0
[ 2857.039992][T28695]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 2857.045904][T28695] RIP: 0033:0x7fd7c4623af9
[ 2857.050316][T28695] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[ 2857.070198][T28695] RSP: 002b:00007fd7c3599188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2857.078612][T28695] RAX: ffffffffffffffda RBX: 00007fd7c4736f60 RCX: 00007fd7c4623af9
[ 2857.086590][T28695] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000004
[ 2857.094576][T28695] RBP: 00007fd7c35991d0 R08: 0000000000000000 R09: 0000000000000000
[ 2857.102559][T28695] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 2857.110828][T28695] R13: 00007ffffd75bc8f R14: 00007fd7c3599300 R15: 0000000000022000
[ 2857.118831][T28695]  </TASK>
04:33:46 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf700}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2857.126516][T28695] nbd: failed to add new device
04:33:46 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8003}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:46 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:46 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x109c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:46 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (fail_nth: 8)

[ 2857.308984][T28711] nbd: device at index 2 is going down
04:33:46 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af22, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:46 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2857.373423][T28721] FAULT_INJECTION: forcing a failure.
[ 2857.373423][T28721] name failslab, interval 1, probability 0, space 0, times 0
[ 2857.392255][T28722] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2857.467823][T28721] CPU: 0 PID: 28721 Comm: syz-executor.5 Not tainted 5.16.0-rc3-syzkaller #0
[ 2857.476632][T28721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 2857.486706][T28721] Call Trace:
[ 2857.489999][T28721]  <TASK>
[ 2857.492945][T28721]  dump_stack_lvl+0xcd/0x134
[ 2857.497597][T28721]  should_fail.cold+0x5/0xa
[ 2857.502139][T28721]  ? blk_mq_realloc_tag_set_tags.part.0+0x81/0x190
[ 2857.508673][T28721]  should_failslab+0x5/0x10
[ 2857.513212][T28721]  __kmalloc_node+0x75/0x390
[ 2857.517829][T28721]  blk_mq_realloc_tag_set_tags.part.0+0x81/0x190
[ 2857.524191][T28721]  blk_mq_alloc_tag_set+0x63b/0x12b0
[ 2857.529522][T28721]  ? lockdep_init_map_type+0x2c3/0x7b0
[ 2857.535013][T28721]  nbd_dev_add+0x2b1/0xcd0
[ 2857.539455][T28721]  nbd_genl_connect+0x11f3/0x1930
[ 2857.544525][T28721]  ? nbd_start_device+0xd10/0xd10
[ 2857.549574][T28721]  ? __nla_parse+0x3d/0x50
[ 2857.554024][T28721]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 2857.560292][T28721]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290
[ 2857.567688][T28721]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290
[ 2857.575015][T28721]  genl_family_rcv_msg_doit+0x228/0x320
[ 2857.580591][T28721]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290
[ 2857.587993][T28721]  ? mutex_lock_io_nested+0x1150/0x1150
[ 2857.593580][T28721]  ? genl_op_from_small+0x23/0x3c0
[ 2857.598720][T28721]  ? genl_get_cmd+0x3cf/0x480
[ 2857.603431][T28721]  genl_rcv_msg+0x328/0x580
[ 2857.607963][T28721]  ? genl_get_cmd+0x480/0x480
[ 2857.612663][T28721]  ? nbd_start_device+0xd10/0xd10
[ 2857.617717][T28721]  ? lock_release+0x720/0x720
[ 2857.622426][T28721]  netlink_rcv_skb+0x153/0x420
[ 2857.627215][T28721]  ? genl_get_cmd+0x480/0x480
[ 2857.631922][T28721]  ? netlink_ack+0xa60/0xa60
[ 2857.636542][T28721]  ? netlink_deliver_tap+0x1b1/0xc30
[ 2857.641847][T28721]  ? _copy_from_iter+0x12b/0x1320
[ 2857.646900][T28721]  genl_rcv+0x24/0x40
[ 2857.650901][T28721]  netlink_unicast+0x533/0x7d0
[ 2857.655735][T28721]  ? netlink_attachskb+0x880/0x880
[ 2857.660871][T28721]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2857.667228][T28721]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2857.673503][T28721]  ? __phys_addr_symbol+0x2c/0x70
[ 2857.678559][T28721]  ? __sanitizer_cov_trace_cmp8+0x1d/0x70
[ 2857.684304][T28721]  ? __check_object_size+0x16e/0x3f0
[ 2857.689613][T28721]  netlink_sendmsg+0x904/0xdf0
[ 2857.694409][T28721]  ? netlink_unicast+0x7d0/0x7d0
[ 2857.699374][T28721]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 2857.705651][T28721]  ? netlink_unicast+0x7d0/0x7d0
[ 2857.710610][T28721]  sock_sendmsg+0xcf/0x120
[ 2857.715055][T28721]  ____sys_sendmsg+0x6e8/0x810
[ 2857.719873][T28721]  ? kernel_sendmsg+0x50/0x50
[ 2857.724572][T28721]  ? do_recvmmsg+0x6d0/0x6d0
[ 2857.729180][T28721]  ? lock_chain_count+0x20/0x20
[ 2857.734054][T28721]  ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 2857.740141][T28721]  ___sys_sendmsg+0xf3/0x170
[ 2857.744749][T28721]  ? sendmsg_copy_msghdr+0x160/0x160
[ 2857.750066][T28721]  ? __fget_files+0x21b/0x3e0
[ 2857.754765][T28721]  ? lock_downgrade+0x6e0/0x6e0
[ 2857.759657][T28721]  ? __fget_files+0x23d/0x3e0
[ 2857.764365][T28721]  ? __fget_light+0xea/0x280
[ 2857.769243][T28721]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2857.775524][T28721]  __sys_sendmsg+0xe5/0x1b0
[ 2857.780058][T28721]  ? __sys_sendmsg_sock+0x30/0x30
[ 2857.785123][T28721]  ? syscall_enter_from_user_mode+0x21/0x70
[ 2857.791055][T28721]  do_syscall_64+0x35/0xb0
[ 2857.795502][T28721]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 2857.801421][T28721] RIP: 0033:0x7fd7c4623af9
[ 2857.805941][T28721] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[ 2857.825741][T28721] RSP: 002b:00007fd7c3599188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2857.834211][T28721] RAX: ffffffffffffffda RBX: 00007fd7c4736f60 RCX: 00007fd7c4623af9
[ 2857.842288][T28721] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000004
[ 2857.850276][T28721] RBP: 00007fd7c35991d0 R08: 0000000000000000 R09: 0000000000000000
[ 2857.858266][T28721] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 2857.866265][T28721] R13: 00007ffffd75bc8f R14: 00007fd7c3599300 R15: 0000000000022000
[ 2857.874278][T28721]  </TASK>
04:33:47 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x119c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:47 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:47 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af23, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2858.010215][T28722] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2858.025628][T28721] nbd: failed to add new device
[ 2858.039284][T28739] nbd: must specify a size in bytes for the device
04:33:47 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8101}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:47 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (fail_nth: 9)

04:33:47 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf701}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:47 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x12000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2858.299734][T28754] nbd: device at index 2 is going down
[ 2858.317627][T28764] nbd: must specify a size in bytes for the device
04:33:47 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af24, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:47 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8800}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:47 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:47 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xa}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:47 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x129c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:47 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf702}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:47 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:47 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc000}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2858.628416][T28792] nbd: must specify a size in bytes for the device
[ 2858.666583][T28791] block (null): Could not allocate knbd recv work queue.
[ 2858.707926][T28791] nbd: failed to add new device
04:33:47 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af25, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2858.743373][T28799] nbd: must specify a size in bytes for the device
[ 2858.781676][T28806] nbd: must specify at least one socket
04:33:47 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xb}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:47 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc001}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:47 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x139c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:47 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x2, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2858.967800][T28822] nbd: must specify a size in bytes for the device
[ 2858.992768][T28832] nbd: must specify a size in bytes for the device
04:33:48 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x10}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:48 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc002}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:48 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x149c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2859.090952][T28821] block (null): Could not allocate knbd recv work queue.
[ 2859.112573][T28821] nbd: failed to add new device
04:33:48 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:48 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf703}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:48 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af26, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2859.243736][T28847] nbd: must specify a size in bytes for the device
04:33:48 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x11}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:48 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x159c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:48 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x4, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2859.287514][T28856] nbd: must specify a size in bytes for the device
[ 2859.327349][T28854] nbd: must specify at least one socket
04:33:48 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc003}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:48 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x169c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2859.445144][T28861] block (null): Could not allocate knbd recv work queue.
[ 2859.452726][T28861] nbd: failed to add new device
04:33:48 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af27, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:48 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x5, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:48 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x12}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2859.510887][T28888] nbd: must specify a size in bytes for the device
[ 2859.547213][T28891] nbd: must specify a size in bytes for the device
04:33:48 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf800}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2859.605214][T28893] nbd: must specify at least one socket
04:33:48 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xd200}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:48 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x179c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:48 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2859.755378][T28905] nbd: must specify a size in bytes for the device
04:33:48 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af28, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2859.803384][T28916] nbd: must specify a size in bytes for the device
04:33:48 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2859.868048][T28924] nbd: must specify at least one socket
04:33:48 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x18000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:48 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xd600}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:49 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x7, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:49 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf801}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2860.063366][T28942] nbd: must specify a size in bytes for the device
[ 2860.073143][T28943] nbd: must specify at least one socket
04:33:49 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2860.115781][T28951] __nla_validate_parse: 24 callbacks suppressed
[ 2860.115802][T28951] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2860.137389][T28951] nbd: must specify a size in bytes for the device
[ 2860.149785][T28938] block (null): Could not allocate knbd recv work queue.
04:33:49 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xd700}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:49 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2860.187054][T28938] nbd: failed to add new device
[ 2860.197104][T28960] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:49 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x8, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:49 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af29, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2860.300564][T28965] nbd: must specify a size in bytes for the device
[ 2860.331890][T28973] nbd: must specify a size in bytes for the device
04:33:49 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x102}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2860.342009][T28970] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.0'.
[ 2860.364116][T28970] nbd: must specify at least one socket
04:33:49 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x199c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2860.400753][T28960] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:49 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x9, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2860.469349][T28970] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.0'.
[ 2860.532439][T28970] nbd: must specify at least one socket
04:33:49 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xd800}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:49 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf802}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2860.578595][T28977] block (null): Could not allocate knbd recv work queue.
[ 2860.615074][T28977] nbd: failed to add new device
[ 2860.652044][T29000] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
04:33:49 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af2a, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:49 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1a9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2860.692116][T29000] nbd: must specify at least one socket
04:33:49 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x104}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:49 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xa, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2860.773024][T29008] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2860.788662][T29006] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.0'.
[ 2860.813578][T29006] nbd: must specify at least one socket
04:33:49 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1b9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:49 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xd900}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2860.949832][T29008] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2860.979415][T29032] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.0'.
[ 2860.992189][T29032] nbd: must specify at least one socket
04:33:50 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xe, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2861.001328][T29031] nbd: must specify at least one socket
[ 2861.010247][T29020] nbd: device at index 2 is going down
04:33:50 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf803}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:50 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xa00}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:50 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af2b, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:50 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1c9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:50 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xf301}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2861.197553][T29050] nbd: must specify at least one socket
04:33:50 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xf, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:50 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1d9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2861.250493][T29055] nbd: must specify at least one socket
04:33:50 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1e00}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2861.305287][T29063] nbd: must specify at least one socket
04:33:50 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:50 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af2c, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:50 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x10, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:50 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2a03}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:50 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf900}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:50 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1e9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:50 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af2d, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2861.656951][T29096] nbd: must specify at least one socket
[ 2861.681731][T29105] nbd: must specify at least one socket
04:33:50 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0xa}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:50 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3b02}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:50 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1f000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:50 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x11, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2861.870133][T29120] nbd: must specify at least one socket
04:33:50 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x10}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2861.926905][T29126] nbd: must specify at least one socket
04:33:51 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c02}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2861.979703][T29124] nbd: device at index 2 is going down
04:33:51 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af2e, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:51 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x12, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:51 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1f9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:51 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf901}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2862.120660][T29145] nbd: must specify at least one socket
[ 2862.154511][T29149] nbd: must specify at least one socket
04:33:51 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3d02}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2862.172193][T29146] nbd: must specify at least one socket
04:33:51 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x14}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:51 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x20000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:51 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x18, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:51 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1c, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:51 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af2f, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:51 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf902}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:51 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x209c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2862.467864][T29180] nbd: must specify at least one socket
[ 2862.489218][T29184] nbd: must specify at least one socket
04:33:51 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x78a}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2862.524205][T29186] nbd: must specify at least one socket
04:33:51 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4001}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2862.671711][T29208] nbd: must specify at least one socket
04:33:51 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x219c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:51 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af30, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:51 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x22, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:51 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x7b8}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2862.834957][T29219] nbd: nbd5 already in use
04:33:51 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x24, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:51 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x229c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:52 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xf903}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:52 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af31, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2863.021113][T29230] nbd: must specify at least one socket
04:33:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4002}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:52 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x7c5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2863.067868][T29234] nbd: must specify at least one socket
04:33:52 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x239c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:52 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x26, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2863.190959][T29247] nbd: must specify at least one socket
[ 2863.217836][T29253] nbd: must specify at least one socket
04:33:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4003}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2863.305689][T29261] nbd: must specify at least one socket
[ 2863.335677][T29251] nbd: device at index 2 is going down
04:33:52 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfa00}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:52 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af32, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:52 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:52 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x24000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:52 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3c, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2863.492452][T29277] nbd: must specify at least one socket
[ 2863.524151][T29281] nbd: must specify at least one socket
04:33:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4400}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:52 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af33, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:52 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x249c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:52 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x7, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:52 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3e, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2863.809073][T29307] nbd: must specify at least one socket
[ 2863.843880][T29314] nbd: must specify at least one socket
04:33:52 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfa01}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4403}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:53 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x7, 0x0, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:53 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x259c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:53 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x48, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:53 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af34, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2864.217162][T29344] nbd: must specify at least one socket
[ 2864.297778][T29349] nbd: must specify at least one socket
04:33:53 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:53 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x26000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:53 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x5100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2864.356079][T29351] block (null): Could not allocate knbd recv work queue.
[ 2864.389365][T29351] nbd: failed to add new device
04:33:53 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x4c, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:53 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af35, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:53 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x269c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:53 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfa02}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2864.601632][T29376] nbd: must specify at least one socket
04:33:53 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2864.659469][T29377] block (null): Could not allocate knbd recv work queue.
[ 2864.687553][T29377] nbd: failed to add new device
[ 2864.705493][T29390] nbd: must specify at least one socket
04:33:53 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x6603}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:53 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af36, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:53 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x64, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:53 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x279c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2864.873867][T29406] nbd: must specify at least one socket
[ 2864.913423][T29411] nbd: must specify at least one socket
[ 2864.936983][T29414] nbd: must specify a size in bytes for the device
04:33:54 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfa03}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:54 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7f01}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:54 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x68, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:54 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2865.031909][T29425] nbd: must specify at least one socket
04:33:54 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af37, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:54 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x289c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2865.104889][T29430] nbd: must specify at least one socket
04:33:54 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8002}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:54 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6c, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2865.205770][T29436] __nla_validate_parse: 44 callbacks suppressed
[ 2865.205791][T29436] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:54 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x299c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2865.275678][T29441] netlink: 32 bytes leftover after parsing attributes in process `syz-executor.0'.
[ 2865.336769][T29441] nbd: must specify a size in bytes for the device
[ 2865.382573][T29436] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2865.395803][T29452] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
04:33:54 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af38, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2865.430711][T29452] nbd: must specify at least one socket
04:33:54 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:54 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2a9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2865.505078][T29469] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2865.527642][T29469] nbd: must specify at least one socket
04:33:54 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfb00}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:54 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x74, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:54 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8003}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2865.738391][T29486] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2865.741495][T29489] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
04:33:54 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af39, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:54 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2b9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2865.844767][T29489] nbd: must specify at least one socket
[ 2865.872510][T29475] netlink: 'syz-executor.0': attribute type 2 has an invalid length.
04:33:55 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x7a, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2865.915720][T29500] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2865.936538][T29500] nbd: must specify at least one socket
[ 2865.949747][T29507] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:55 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xe}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:55 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af3a, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:55 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8101}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2866.027088][T29506] nbd: device at index 2 is going down
04:33:55 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfb01}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:55 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2c9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2866.295036][T29531] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2866.332500][T29531] nbd: must specify at least one socket
04:33:55 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x84, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:55 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x10}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2866.405723][T29525] block (null): Could not allocate knbd recv work queue.
04:33:55 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af3b, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2866.448371][T29525] nbd: failed to add new device
[ 2866.463825][T29542] nbd: must specify at least one socket
04:33:55 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2d9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:55 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8300}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:55 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfb02}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:55 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x90, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2866.738562][T29564] nbd: must specify at least one socket
04:33:55 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8400}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2866.789873][T29570] nbd: must specify at least one socket
[ 2866.808463][T29571] netlink: 'syz-executor.0': attribute type 2 has an invalid length.
04:33:55 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2e9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2866.871862][T29565] block (null): Could not allocate knbd recv work queue.
[ 2866.904951][T29565] nbd: failed to add new device
04:33:56 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af3c, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:56 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x14}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2866.923434][T29571] netlink: 'syz-executor.0': attribute type 2 has an invalid length.
[ 2866.963019][T29589] nbd: must specify at least one socket
04:33:56 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xa0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:56 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8403}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2867.009605][T29591] nbd: must specify at least one socket
04:33:56 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2f9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:56 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfb03}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:56 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af3d, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2867.182374][T29611] netlink: 'syz-executor.0': attribute type 2 has an invalid length.
04:33:56 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x32}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:56 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x309c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2867.255902][T29615] nbd: must specify at least one socket
[ 2867.274989][T29623] nbd: must specify at least one socket
04:33:56 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xb6, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:56 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8500}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2867.482469][T29635] nbd: must specify a size in bytes for the device
04:33:56 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xb8, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2867.561801][T29634] block (null): Could not allocate knbd recv work queue.
[ 2867.584884][T29634] nbd: failed to add new device
[ 2867.605684][T29653] nbd: must specify at least one socket
04:33:56 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x36}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:56 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af3e, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:56 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x319c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:56 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfc00}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:56 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8600}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2867.694602][T29657] nbd: must specify at least one socket
04:33:56 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x329c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:56 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af3f, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:56 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xbf, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:57 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x4a}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:57 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x339c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2868.017347][T29684] nbd: must specify at least one socket
[ 2868.045037][T29690] nbd: must specify at least one socket
04:33:57 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8700}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:57 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af40, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2868.199926][T29698] nbd: must specify a size in bytes for the device
04:33:57 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x78a}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:57 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xc2, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2868.264569][T29708] nbd: must specify at least one socket
[ 2868.279234][T29710] nbd: must specify at least one socket
04:33:57 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfc01}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:57 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8800}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:57 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x349c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2868.475712][T29718] nbd: must specify a size in bytes for the device
04:33:57 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x7a3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2868.557215][T29720] nbd: device at index 2 is going down
04:33:57 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af41, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:57 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xf0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2868.633580][T29734] nbd: must specify at least one socket
[ 2868.673187][T29738] nbd: must specify at least one socket
04:33:57 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8900}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:57 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x359c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2868.752552][T29744] nbd: must specify a size in bytes for the device
04:33:57 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x7b0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:57 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfc02}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2868.908666][T29762] nbd: must specify at least one socket
04:33:58 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x7c5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:58 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xfc, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2868.972940][T29772] nbd: must specify a size in bytes for the device
04:33:58 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af42, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:58 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x369c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:58 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8903}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:58 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x117, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2869.182485][T29784] nbd: must specify a size in bytes for the device
04:33:58 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:58 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x379c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:58 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfc03}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2869.308511][T29787] nbd: device at index 2 is going down
04:33:58 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af43, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:58 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8a00}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2869.359337][T29802] nbd: must specify at least one socket
04:33:58 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x389c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2869.449897][T29812] nbd: must specify a size in bytes for the device
04:33:58 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x11d, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:58 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2869.663006][T29833] nbd: must specify at least one socket
[ 2869.695298][T29825] block (null): Could not allocate knbd recv work queue.
[ 2869.702907][T29825] nbd: failed to add new device
04:33:58 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfd00}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:58 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x399c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:58 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8a03}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2869.739444][T29844] nbd: must specify at least one socket
04:33:58 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af44, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:58 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x120, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2869.811279][T29846] nbd: must specify a size in bytes for the device
04:33:58 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:59 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3a9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2869.962710][T29858] nbd: must specify at least one socket
[ 2870.058306][T29868] nbd: must specify at least one socket
04:33:59 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af45, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:59 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8b03}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:59 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x15f, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2870.172433][T29881] nbd: must specify a size in bytes for the device
04:33:59 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfd01}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:59 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3b9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:59 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2870.286131][T29890] __nla_validate_parse: 46 callbacks suppressed
[ 2870.286541][T29890] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2870.312651][T29890] nbd: must specify at least one socket
04:33:59 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x167, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2870.349007][T29896] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2870.411080][T29896] nbd: must specify at least one socket
[ 2870.430925][T29891] block (null): Could not allocate knbd recv work queue.
[ 2870.453622][T29891] nbd: failed to add new device
04:33:59 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x9e02}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:59 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af46, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:59 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2870.468159][T29906] nbd: must specify a size in bytes for the device
[ 2870.487408][T29908] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:33:59 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3c9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:59 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x16d, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2870.634332][T29922] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2870.653129][T29922] nbd: must specify at least one socket
[ 2870.670083][T29908] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2870.710930][T29927] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2870.766750][T29927] nbd: must specify at least one socket
[ 2870.788632][T29939] nbd: must specify a size in bytes for the device
04:33:59 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xa000}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:33:59 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2870.803728][T29924] block (null): Could not allocate knbd recv work queue.
[ 2870.840408][T29924] nbd: failed to add new device
04:33:59 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfd02}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:33:59 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af47, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:33:59 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3d9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:33:59 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x187, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2871.062571][T29954] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2871.082322][T29956] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2871.101087][T29954] nbd: must specify at least one socket
04:34:00 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3e000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:00 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2871.149789][T29961] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2871.183149][T29961] nbd: must specify at least one socket
04:34:00 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xb803}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:00 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af48, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2871.290062][T29956] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2871.312736][T29977] nbd: must specify at least one socket
04:34:00 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1ae, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:00 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xb903}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2871.417545][T29984] nbd: must specify a size in bytes for the device
04:34:00 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:00 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfd03}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:00 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3e9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:00 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1cd, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2871.595813][T29996] nbd: must specify at least one socket
[ 2871.665668][T30000] nbd: must specify at least one socket
04:34:00 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc000}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:00 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af49, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:00 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1db, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:00 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2871.791604][T30011] nbd: must specify a size in bytes for the device
04:34:00 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2871.942354][T30030] nbd: must specify at least one socket
04:34:01 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1df, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:01 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfe00}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2872.012940][T30033] nbd: must specify at least one socket
04:34:01 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc001}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2872.091211][T30036] nbd: must specify a size in bytes for the device
04:34:01 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:01 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1ea, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:01 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af4a, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2872.149303][T30035] block (null): Could not allocate knbd recv work queue.
[ 2872.171995][T30035] nbd: failed to add new device
[ 2872.184676][T30036] nbd: must specify a size in bytes for the device
04:34:01 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x10}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2872.254409][T30055] nbd: must specify at least one socket
[ 2872.282499][T30056] nbd: must specify at least one socket
04:34:01 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc002}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:01 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x409c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2872.493209][T30080] nbd: must specify at least one socket
[ 2872.502212][T30069] nbd: device at index 2 is going down
[ 2872.529176][T30078] nbd: must specify a size in bytes for the device
04:34:01 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1f6, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:01 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af4b, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:01 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x14}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:01 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfe01}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2872.588015][T30082] nbd: must specify at least one socket
04:34:01 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc003}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:01 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x419c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:01 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x219, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2872.888290][T30105] nbd: must specify at least one socket
[ 2872.919159][T30114] nbd: must specify at least one socket
04:34:02 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af4c, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:02 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x3e}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:02 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc103}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:02 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x429c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:02 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x232, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:02 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x4a}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2873.157949][T30132] nbd: must specify a size in bytes for the device
04:34:02 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfe02}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:02 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x250, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2873.297926][T30138] nbd: must specify at least one socket
04:34:02 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af4d, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2873.342919][T30151] nbd: must specify at least one socket
04:34:02 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x439c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:02 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xd100}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:02 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x255, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2873.450569][T30153] nbd: must specify a size in bytes for the device
04:34:02 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x6b8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2873.710481][T30172] nbd: must specify at least one socket
04:34:02 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xfe03}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:02 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x449c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:02 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x258, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:02 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af4e, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2873.794037][T30184] nbd: must specify at least one socket
04:34:02 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xd200}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2873.853484][T30186] nbd: must specify a size in bytes for the device
[ 2873.898649][T30186] nbd: must specify a size in bytes for the device
04:34:02 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0xe00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:03 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x459c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:03 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x25c, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2874.066126][T30205] nbd: must specify at least one socket
[ 2874.157252][T30208] nbd: must specify at least one socket
[ 2874.175461][T30204] nbd: device at index 2 is going down
04:34:03 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xd300}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:03 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af4f, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:03 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x469c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2874.233342][T30217] nbd: must specify a size in bytes for the device
04:34:03 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xff00}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:03 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x1800}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:03 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x272, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:03 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x479c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:03 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af50, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2874.560521][T30242] nbd: must specify at least one socket
04:34:03 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xd400}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:03 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x282, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2874.632857][T30249] nbd: must specify a size in bytes for the device
04:34:03 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2600}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:03 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x48000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:03 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xff01}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2874.933397][T30261] block (null): Could not allocate knbd recv work queue.
[ 2874.981419][T30261] nbd: failed to add new device
04:34:04 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x29c, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:04 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af51, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:04 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2602}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2875.023780][T30279] nbd: must specify at least one socket
04:34:04 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xd500}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2875.074134][T30287] nbd: must specify at least one socket
04:34:04 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x489c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:04 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x2a8, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2875.277837][T30300] nbd: device at index 2 is going down
[ 2875.284176][T30309] nbd: must specify at least one socket
[ 2875.291449][T30307] nbd: must specify a size in bytes for the device
04:34:04 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af52, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2875.318749][T30292] __nla_validate_parse: 34 callbacks suppressed
[ 2875.318770][T30292] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2875.325819][T30310] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
04:34:04 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x7000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:04 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xd800}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:04 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x499c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2875.370921][T30310] nbd: must specify at least one socket
04:34:04 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xff02}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:04 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x2b7, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2875.619684][T30336] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:04 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af53, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2875.666582][T30334] nbd: must specify a size in bytes for the device
[ 2875.717999][T30338] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
04:34:04 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x7201}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:04 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x2d6, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:04 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4a9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2875.766297][T30338] nbd: must specify at least one socket
04:34:04 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xe403}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2875.829572][T30336] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:05 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0xff03}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:05 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x2e8, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2876.044635][T30361] nbd: device at index 2 is going down
04:34:05 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x8800}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:05 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af54, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2876.155771][T30377] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2876.188735][T30382] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2876.189153][T30377] nbd: must specify at least one socket
04:34:05 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4b9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:05 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x2ea, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2876.309097][T30390] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2876.332223][T30390] nbd: must specify at least one socket
04:34:05 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xe503}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2876.367821][T30382] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2876.380369][T30391] nbd: must specify a size in bytes for the device
[ 2876.398023][T30392] nbd: device at index 2 is going down
04:34:05 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:05 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af55, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:05 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4c000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:05 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4, 0x3}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:05 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x300, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2876.659441][T30416] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2876.689261][T30416] nbd: must specify at least one socket
04:34:05 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af56, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2876.774610][T30424] nbd: must specify at least one socket
[ 2876.787857][T30420] nbd: device at index 2 is going down
04:34:05 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:05 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xe901}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:05 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4c9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:05 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x30c, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:06 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4d9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:06 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4, 0x4}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:06 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4, 0x5}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:06 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x30d, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:06 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x1fffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2877.218723][T30460] nbd: must specify at least one socket
[ 2877.228938][T30454] block (null): Could not allocate knbd recv work queue.
[ 2877.246142][T30454] nbd: failed to add new device
04:34:06 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2877.293655][T30477] nbd: must specify at least one socket
04:34:06 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:06 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4e9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:06 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x317, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2877.546061][T30497] netlink: 'syz-executor.3': attribute type 8 has an invalid length.
04:34:06 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4, 0x6}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:06 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x400300, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2877.696095][T30507] netlink: 'syz-executor.3': attribute type 8 has an invalid length.
[ 2877.707218][T30500] block (null): Could not allocate knbd recv work queue.
[ 2877.725199][T30500] nbd: failed to add new device
04:34:06 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0xa}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:06 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:06 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4f9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:06 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x338, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:07 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x10}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:07 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4, 0x7}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:07 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x509c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2878.112995][T30554] nbd: must specify at least one socket
[ 2878.129462][T30562] nbd: must specify at least one socket
04:34:07 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xaf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:07 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:07 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x33a, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:07 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x14}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2878.408124][T30578] nbd: must specify at least one socket
04:34:07 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x519c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2878.463525][T30593] nbd: must specify at least one socket
04:34:07 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xfcffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:07 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:07 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x33e, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:07 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x789}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:07 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4, 0x8}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:07 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x529c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2878.805078][T30600] block (null): Could not allocate knbd recv work queue.
[ 2878.812692][T30600] nbd: failed to add new device
04:34:07 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2878.925392][T30622] nbd: nbd5 already in use
[ 2878.936245][T30628] nbd: must specify at least one socket
04:34:08 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x1000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:08 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x370, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:08 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x7c4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:08 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x539c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:08 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4, 0x9}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:08 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x37f, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:08 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2879.249041][T30663] nbd: must specify at least one socket
04:34:08 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x1af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:08 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2879.319499][T30669] nbd: must specify at least one socket
04:34:08 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x549c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:08 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x39a, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2879.614186][T30692] block (null): Could not allocate knbd recv work queue.
[ 2879.621832][T30692] nbd: failed to add new device
04:34:08 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:08 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x7, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:08 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x559c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2879.728344][T30685] block (null): Could not allocate knbd recv work queue.
[ 2879.786290][T30685] nbd: failed to add new device
04:34:08 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x2000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:08 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4, 0xa}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:08 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x39d, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:09 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:09 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3a1, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:09 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x569c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:09 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x7, 0x0, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2880.202920][T30745] block (null): Could not allocate knbd recv work queue.
[ 2880.226467][T30745] nbd: failed to add new device
04:34:09 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x2af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:09 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3a5, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:09 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x579c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:09 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:09 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4, 0x10}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2880.667278][T30783] block (null): Could not allocate knbd recv work queue.
[ 2880.707239][T30783] nbd: failed to add new device
04:34:09 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:09 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:09 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3a8, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2880.742986][T30784] block (null): Could not allocate knbd recv work queue.
[ 2880.772844][T30784] nbd: failed to add new device
04:34:09 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x589c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:09 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x3000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:09 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4, 0x12}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:10 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:10 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x599c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:10 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3a9, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2881.283990][T30836] block (null): Could not allocate knbd recv work queue.
[ 2881.291547][T30836] nbd: failed to add new device
04:34:10 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x3af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:10 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x14}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:10 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5a9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2881.356968][T30852] block (null): Could not allocate knbd recv work queue.
[ 2881.388383][T30852] nbd: failed to add new device
04:34:10 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:10 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3c0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:10 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4, 0x14}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:10 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x4000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:10 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x18}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2881.725241][T30903] __nla_validate_parse: 3 callbacks suppressed
[ 2881.725260][T30903] netlink: 32 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2881.744891][T30903] nbd: must specify a size in bytes for the device
04:34:10 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:10 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5b9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:10 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3d7, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:11 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4, 0x21}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:11 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:11 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3e8, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2882.187028][T30939] netlink: 'syz-executor.3': attribute type 2 has an invalid length.
[ 2882.224293][T30924] block (null): Could not allocate knbd recv work queue.
[ 2882.231909][T30924] nbd: failed to add new device
04:34:11 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x10}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:11 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x4af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:11 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5c9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:11 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4, 0x25}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:11 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3fc, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2882.485939][T30966] netlink: 'syz-executor.3': attribute type 2 has an invalid length.
[ 2882.519828][T30966] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.3'.
04:34:11 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3e}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2882.666446][T30978] netlink: 'syz-executor.3': attribute type 2 has an invalid length.
[ 2882.689268][T30978] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.3'.
04:34:11 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5d9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:11 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x14}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:11 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x500, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2882.731835][T30976] block (null): Could not allocate knbd recv work queue.
[ 2882.759894][T30976] nbd: failed to add new device
04:34:11 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x5000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:11 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x48}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2882.902568][T31005] netlink: 'syz-executor.3': attribute type 2 has an invalid length.
[ 2882.911149][T31005] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2882.934502][T31008] netlink: 'syz-executor.3': attribute type 2 has an invalid length.
[ 2882.955631][T31008] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.3'.
04:34:12 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4, 0x3e}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:12 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x789}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:12 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5e9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:12 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x600, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2883.182859][T31030] netlink: 32 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2883.192318][T31030] nbd: must specify a size in bytes for the device
04:34:12 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4c}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2883.265188][T31033] netlink: 32 bytes leftover after parsing attributes in process `syz-executor.3'.
04:34:12 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x7a2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:12 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x5af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2883.307986][T31033] nbd: must specify a size in bytes for the device
04:34:12 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x700, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:12 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5f9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2883.513694][T31065] netlink: 32 bytes leftover after parsing attributes in process `syz-executor.3'.
04:34:12 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x62}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2883.568049][T31065] nbd: must specify a size in bytes for the device
04:34:12 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x609c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:12 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x900, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:12 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4, 0x4a}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:12 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x7af}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:12 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x6000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:12 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x68}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:13 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x619c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2883.939229][T31107] netlink: 32 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2883.949997][T31107] nbd: must specify a size in bytes for the device
[ 2883.976986][T31109] netlink: 32 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 2884.008310][T31109] nbd: must specify a size in bytes for the device
04:34:13 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x7c4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:13 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xa00, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:13 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:13 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6c}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2884.271470][T31126] block (null): Could not allocate knbd recv work queue.
04:34:13 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x629c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2884.339791][T31126] nbd: failed to add new device
04:34:13 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xc03, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:13 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x6af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2884.371141][T31144] nbd: must specify a size in bytes for the device
[ 2884.419308][T31149] nbd: must specify a size in bytes for the device
04:34:13 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:13 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4, 0x2, 0x0, 0x0}}}, @IFLA_MASTER={0x8, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:13 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x74}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:13 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xd03, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:13 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x639c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2884.671912][T31167] block (null): Could not allocate knbd recv work queue.
[ 2884.706535][T31167] nbd: failed to add new device
04:34:13 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x7000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2884.788596][T31184] nbd: must specify a size in bytes for the device
[ 2884.827700][T31188] nbd: must specify a size in bytes for the device
04:34:13 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:14 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xe00, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:14 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7a}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:14 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x649c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:14 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x2, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:14 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x7020000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2885.349453][T31225] nbd: must specify a size in bytes for the device
04:34:14 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x659c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:14 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:14 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:14 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xf00, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:14 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x3, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:14 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x7af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2885.543008][T31249] nbd: device at index 2 is going down
[ 2885.724223][T31265] nbd: must specify a size in bytes for the device
[ 2885.778408][T31279] nbd: must specify a size in bytes for the device
04:34:14 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xd2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:14 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x669c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:14 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:14 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1100, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:15 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x4, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2886.031188][T31282] block (null): Could not allocate knbd recv work queue.
[ 2886.091764][T31282] nbd: failed to add new device
04:34:15 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x172}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:15 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x679c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:15 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2886.119201][T31307] nbd: must specify a size in bytes for the device
04:34:15 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x8000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:15 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1200, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2886.268341][T31319] netlink: 'syz-executor.4': attribute type 10 has an invalid length.
[ 2886.327070][T31322] netlink: 'syz-executor.4': attribute type 10 has an invalid length.
04:34:15 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x5, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:15 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x68000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:15 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x226}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:15 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1701, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2886.456069][T31326] nbd: must specify a size in bytes for the device
[ 2886.490647][T31342] netlink: 'syz-executor.4': attribute type 10 has an invalid length.
04:34:15 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x8af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2886.513219][T31344] nbd: must specify a size in bytes for the device
04:34:15 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2886.572328][T31343] netlink: 'syz-executor.4': attribute type 10 has an invalid length.
04:34:15 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x6, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:15 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x689c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2886.754130][T31362] nbd: must specify a size in bytes for the device
[ 2886.783253][T31374] nbd: must specify a size in bytes for the device
[ 2886.796170][T31359] nbd: device at index 2 is going down
04:34:15 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:15 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x300}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:15 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x9000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:15 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1703, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2886.861118][T31375] netlink: 'syz-executor.4': attribute type 10 has an invalid length.
[ 2886.945751][T31382] netlink: 'syz-executor.4': attribute type 10 has an invalid length.
04:34:16 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x7, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:16 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x699c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2886.997958][T31384] nbd: must specify a size in bytes for the device
[ 2887.100928][T31396] netlink: 'syz-executor.4': attribute type 10 has an invalid length.
04:34:16 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x9, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2887.197501][T31395] nbd: must specify a size in bytes for the device
04:34:16 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x500}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2887.243152][T31405] nbd: nbd5 already in use
[ 2887.253992][T31390] block (null): Could not allocate knbd recv work queue.
[ 2887.266546][T31390] nbd: failed to add new device
04:34:16 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1800, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:16 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2887.297492][T31419] __nla_validate_parse: 6 callbacks suppressed
[ 2887.297511][T31419] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:16 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6a9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:16 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x9af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:16 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xa, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2887.432519][T31428] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:16 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1902, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:16 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x600}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2887.495351][T31430] nbd: must specify a size in bytes for the device
[ 2887.535193][T31443] nbd: must specify a size in bytes for the device
[ 2887.581483][T31446] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:16 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0xf}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:16 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6b9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2887.670861][T31458] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:16 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xb, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2887.734891][T31444] block (null): Could not allocate knbd recv work queue.
[ 2887.742503][T31444] nbd: failed to add new device
04:34:16 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1c00, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:16 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x700}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:16 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xa000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2887.791550][T31466] nbd: must specify a size in bytes for the device
[ 2887.825164][T31472] nbd: must specify a size in bytes for the device
04:34:16 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6c000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:16 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x10}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:16 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1d01, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2887.901377][T31477] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2888.006184][T31491] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2888.075227][T31482] block (null): Could not allocate knbd recv work queue.
[ 2888.101323][T31482] nbd: failed to add new device
04:34:17 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xaaf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:17 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6c9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:17 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x14}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:17 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xc, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:17 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x900}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:17 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1f00, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:17 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6d9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2888.302520][T31519] nbd: must specify a size in bytes for the device
[ 2888.325900][T31522] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:17 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2a}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2888.468901][T31545] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2888.479662][T31526] nbd: must specify a size in bytes for the device
[ 2888.495945][T31523] nbd: device at index 2 is going down
04:34:17 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:17 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xbaf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:17 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x2000, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:17 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6e020000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:17 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xd, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2888.648108][T31553] nbd: must specify a size in bytes for the device
[ 2888.691350][T31564] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:17 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xc00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2888.737733][T31565] nbd: must specify a size in bytes for the device
[ 2888.776102][T31564] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:17 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6e9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:17 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0xbc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:17 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:17 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x2001, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:17 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xcaf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:18 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:18 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6f9c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:18 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x2200, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2889.108760][T31592] nbd: must specify a size in bytes for the device
[ 2889.147504][T31614] nbd: must specify a size in bytes for the device
04:34:18 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xf, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:18 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x6b8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2889.184831][T31609] block (null): Could not allocate knbd recv work queue.
[ 2889.192426][T31609] nbd: failed to add new device
04:34:18 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xdaf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:18 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x2400, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:18 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:18 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x709c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2889.409841][T31636] nbd: must specify a size in bytes for the device
04:34:18 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x10, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2889.477056][T31647] nbd: must specify a size in bytes for the device
04:34:18 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x740}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2889.551609][T31637] block (null): Could not allocate knbd recv work queue.
[ 2889.569154][T31637] nbd: failed to add new device
04:34:18 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1400}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:18 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xe000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:18 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x2600, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:18 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x719c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:18 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x11, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2889.690459][T31675] nbd: must specify a size in bytes for the device
[ 2889.727779][T31679] nbd: must specify a size in bytes for the device
04:34:18 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:18 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1800}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:18 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3202, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2889.928709][T31703] nbd: must specify a size in bytes for the device
04:34:19 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xeaf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:19 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x7e01}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:19 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x729c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:19 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x12, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:19 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1f00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:19 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x14, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:19 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3803, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:19 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:19 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x739c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2890.564575][T31744] block (null): Could not allocate knbd recv work queue.
[ 2890.608758][T31744] nbd: failed to add new device
04:34:19 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:19 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xf000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:19 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3a03, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:19 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x18, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:19 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:19 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x74000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:20 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x21, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2891.068815][T31788] block (null): Could not allocate knbd recv work queue.
04:34:20 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0xfaf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2891.110397][T31788] nbd: failed to add new device
04:34:20 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2600}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:20 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x25, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:20 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3c00, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2891.195809][T31822] block (null): Could not allocate knbd recv work queue.
[ 2891.232234][T31822] nbd: failed to add new device
04:34:20 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:20 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x749c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:20 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x10000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:20 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2602}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:20 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x4a, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:20 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3e00, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:20 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x759c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:20 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3e03, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:20 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x7c, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:20 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x10af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2891.804968][T31872] block (null): Could not allocate knbd recv work queue.
[ 2891.834454][T31872] nbd: failed to add new device
04:34:20 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3e00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:20 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x769c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:20 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:20 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x84, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:20 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x3f00, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:21 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x779c1800}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:21 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7a000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:21 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:21 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8c, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2892.282930][T31954] block (null): Could not allocate knbd recv work queue.
[ 2892.290549][T31954] nbd: failed to add new device
[ 2892.309886][T31966] __nla_validate_parse: 25 callbacks suppressed
[ 2892.309911][T31966] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:21 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x11af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:21 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:21 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x4000, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:21 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:21 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x94, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:21 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8580aad5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2892.616516][T31989] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2892.665973][T31996] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:21 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x9c, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:21 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x4800, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:21 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4800}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2892.762934][T32003] block (null): Could not allocate knbd recv work queue.
[ 2892.770542][T32003] nbd: failed to add new device
04:34:21 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x12af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:21 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x88000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:21 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:22 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x4c00, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2892.941294][T32023] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:22 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x13af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:22 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4c00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:22 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x89a00000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2893.116914][T32044] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:22 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xa4, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2893.229517][T32052] block (null): Could not allocate knbd recv work queue.
[ 2893.256535][T32052] nbd: failed to add new device
04:34:22 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:22 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x5002, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:22 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2893.448657][T32074] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:22 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x97ffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:22 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x14000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:22 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6800}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2893.574556][T32094] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:22 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xac, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:22 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xd2000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:22 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x14af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:22 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x5502, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2893.913629][T32114] block (null): Could not allocate knbd recv work queue.
[ 2893.921237][T32114] nbd: failed to add new device
04:34:23 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6c00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2893.965880][T32134] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:23 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xd5aa8085}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:23 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2894.118049][T32134] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:23 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x498, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:23 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x5802, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:23 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe4ffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2894.307491][T32140] block (null): Could not allocate knbd recv work queue.
[ 2894.355154][T32140] nbd: failed to add new device
04:34:23 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7201}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:23 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x15af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2894.375623][T32166] block (null): Could not allocate knbd recv work queue.
[ 2894.395350][T32179] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2894.402834][T32166] nbd: failed to add new device
04:34:23 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:23 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x5c02, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:23 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x608, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:23 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfdffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2894.755180][T32195] block (null): Could not allocate knbd recv work queue.
[ 2894.799998][T32195] nbd: failed to add new device
04:34:23 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x610, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2894.825619][T32212] block (null): Could not allocate knbd recv work queue.
[ 2894.868154][T32212] nbd: failed to add new device
04:34:23 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x16af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:23 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfeffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:23 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7400}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:23 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x5f01, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:24 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:24 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x618, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:24 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7a00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:24 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6400, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2895.225454][T32265] nbd: device at index 3 is going down
04:34:24 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xff000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:24 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:24 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x620, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:24 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x17af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:24 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6701, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:24 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:24 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff0000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2895.747141][T32312] block (null): Could not allocate knbd recv work queue.
04:34:24 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x634, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2895.796377][T32312] nbd: failed to add new device
04:34:24 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2895.830790][T32311] nbd: device at index 2 is going down
04:34:24 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x63c, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:24 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x18000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:24 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x12}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:24 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff1f00}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:25 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa089}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:25 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6c00, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:25 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x644, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2896.139487][T32377] nbd: device at index 3 is going down
04:34:25 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x14}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:25 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x64c, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:25 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6d01, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:25 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffff7f}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:25 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xd200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2896.417246][T32382] block (null): Could not allocate knbd recv work queue.
[ 2896.467342][T32382] nbd: failed to add new device
04:34:25 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x18af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:25 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x7003, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2896.520850][T32410] block (null): Could not allocate knbd recv work queue.
[ 2896.547992][T32410] nbd: failed to add new device
04:34:25 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x18}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:25 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x654, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:25 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffff97}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:25 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xff00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2896.847809][T32427] nbd: device at index 2 is going down
04:34:25 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x19af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:25 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x7202, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:25 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x65c, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:26 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x24}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:26 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x20000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:26 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffe4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2897.073303][ T1229] ieee802154 phy0 wpan0: encryption failed: -22
[ 2897.079689][ T1229] ieee802154 phy1 wpan1: encryption failed: -22
[ 2897.101630][T32460] block (null): Could not allocate knbd recv work queue.
04:34:26 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x7400, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2897.187325][T32460] nbd: failed to add new device
04:34:26 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x664, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:26 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x1aaf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:26 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffd}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2897.426555][T32501] block (null): Could not allocate knbd recv work queue.
[ 2897.455115][T32501] nbd: failed to add new device
04:34:26 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3e}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2897.490385][T32511] __nla_validate_parse: 21 callbacks suppressed
[ 2897.490407][T32511] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:26 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x34000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:26 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x7a00, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:26 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x1baf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:26 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2897.709129][T32527] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:26 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x66c, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2897.905202][T32542] block (null): Could not allocate knbd recv work queue.
[ 2897.929912][T32542] nbd: failed to add new device
04:34:27 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x48}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:27 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x1caf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:27 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:27 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x7f00, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:27 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2898.082960][T32561] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:27 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x674, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2898.171886][T32572] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:27 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa089ffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:27 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x7f03, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:27 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d1e}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2898.357761][T32578] nbd: device at index 2 is going down
[ 2898.376468][T32589] block (null): Could not allocate knbd recv work queue.
[ 2898.440816][T32589] nbd: failed to add new device
04:34:27 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x1daf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:27 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x8202, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:27 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4c}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2898.473654][T32603] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:27 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2898.603398][T32610] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:27 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x67c, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2898.711915][T32626] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2898.737524][T32631] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2898.748869][T32609] block (null): Could not allocate knbd recv work queue.
04:34:27 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x1eaf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2898.768953][T32609] nbd: failed to add new device
04:34:27 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x684, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:27 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x8400, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:27 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d1f}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:27 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x68}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:27 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2898.936349][T32654] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2899.007880][T32659] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:28 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x68c, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:28 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x8701, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2899.156373][T32666] block (null): Could not allocate knbd recv work queue.
[ 2899.205167][T32666] nbd: failed to add new device
04:34:28 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d20}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:28 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x1f000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:28 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:28 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x9000, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:28 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x694, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2899.424176][T32700] block (null): Could not allocate knbd recv work queue.
[ 2899.473106][T32700] nbd: failed to add new device
04:34:28 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d21}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:28 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6c}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:28 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40030000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2899.511434][T32702] block (null): Could not allocate knbd recv work queue.
[ 2899.559013][T32702] nbd: failed to add new device
04:34:28 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x1faf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:28 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x9a03, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:28 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d22}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:28 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x700, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:28 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x9c02, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:28 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2899.996121][T32757] block (null): Could not allocate knbd recv work queue.
04:34:29 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x20000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2900.041185][T32757] nbd: failed to add new device
04:34:29 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x74}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:29 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x7ad, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:29 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d23}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:29 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x9d03, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:29 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:29 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x7b0, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2900.420748][  T334] nbd: device at index 3 is going down
[ 2900.468910][  T320] block (null): Could not allocate knbd recv work queue.
04:34:29 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xa000, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:29 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7a}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:29 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x300000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2900.510405][  T320] nbd: failed to add new device
04:34:29 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d24}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:29 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x20af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:29 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x7f2, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:29 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xa089, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2900.771333][  T373] block (null): Could not allocate knbd recv work queue.
04:34:29 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d25}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2900.824308][  T373] nbd: failed to add new device
04:34:29 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x400000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:29 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x21af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:29 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x17e}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:30 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x7f5, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2901.085352][  T413] nbd: device at index 3 is going down
04:34:30 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x300}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:30 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x500000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:30 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xa103, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:30 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d26}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2901.167667][  T408] block (null): Could not allocate knbd recv work queue.
[ 2901.227334][  T408] nbd: failed to add new device
04:34:30 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x974, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:30 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x22af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:30 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x59c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2901.509679][  T451] block (null): Could not allocate knbd recv work queue.
04:34:30 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xa00, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2901.573419][  T451] nbd: failed to add new device
04:34:30 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xa503, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:30 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d27}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:30 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x32a}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:30 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x23af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2901.688424][  T464] nbd: device at index 2 is going down
04:34:30 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d28}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:30 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xbec, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:30 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x600000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2902.005075][  T507] block (null): Could not allocate knbd recv work queue.
[ 2902.037780][  T507] nbd: failed to add new device
04:34:31 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d29}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:31 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x69c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:31 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xa802, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:31 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x344}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:31 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xc98, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:31 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x24000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2902.154192][  T518] nbd: device at index 2 is going down
04:34:31 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xa803, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:31 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x700000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:31 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xd00, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:31 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3b8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:31 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x24af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:31 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d2a}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:31 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xa903, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2902.550167][  T584] __nla_validate_parse: 22 callbacks suppressed
[ 2902.550188][  T584] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2902.620682][  T588] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:31 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe08, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:31 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x25af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2902.676315][  T593] nbd: device at index 2 is going down
04:34:31 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x79c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:31 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xae01, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2902.866402][  T621] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2902.905797][  T612] block (null): Could not allocate knbd recv work queue.
[ 2902.914478][  T621] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:32 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x26000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2902.978546][  T612] nbd: failed to add new device
[ 2902.996398][  T618] block (null): Could not allocate knbd recv work queue.
04:34:32 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe10, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:32 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3c0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2903.054453][  T618] nbd: failed to add new device
04:34:32 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xb600, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:32 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d2b}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:32 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x800000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2903.160672][  T649] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2903.217052][  T661] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:32 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe18, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:32 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d2c}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:32 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x26af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2903.394164][  T668] block (null): Could not allocate knbd recv work queue.
[ 2903.399800][  T683] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2903.451435][  T668] nbd: failed to add new device
[ 2903.464319][  T687] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:32 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x500}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:32 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xb702, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:32 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x89c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:32 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe20, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2903.688755][  T696] nbd: device at index 2 is going down
[ 2903.705109][  T715] nbd: device at index 3 is going down
04:34:32 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x27af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:32 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x600}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2903.730670][  T717] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:32 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d2d}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:32 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xb800, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:32 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe34, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:32 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x900000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:32 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x28af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:32 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x99c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:33 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xbf00, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2904.100092][  T755] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:33 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d2e}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2904.158496][  T764] nbd: device at index 3 is going down
04:34:33 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x700}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2904.337298][  T766] nbd: device at index 2 is going down
04:34:33 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe3c, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:33 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa00000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:33 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x29af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:33 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xc003, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:33 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d2f}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2904.556722][  T805] nbd: device at index 3 is going down
04:34:33 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x900}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:33 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xc200, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:33 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe44, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:33 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d30}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:33 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa9c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:33 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x2aaf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:33 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xcd01, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:34 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:34 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe4c, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:34 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d31}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:34 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xb9c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2905.265987][  T875] nbd: device at index 3 is going down
04:34:34 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:34 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xd602, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:34 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x2baf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:34 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xc9c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:34 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe54, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2905.669800][  T911] block (null): Could not allocate knbd recv work queue.
04:34:34 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2905.713824][  T911] nbd: failed to add new device
04:34:34 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xd9c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:34 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xd703, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:34 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d32}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2905.765843][  T916] block (null): Could not allocate knbd recv work queue.
04:34:34 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe5c, 0xa, r2}]}, 0x3c}}, 0x0)

[ 2905.807914][  T916] nbd: failed to add new device
04:34:34 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x2caf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:35 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe9c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:35 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe64, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:35 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xdb01, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:35 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d33}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2906.157394][  T976] nbd: device at index 3 is going down
04:34:35 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1400}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:35 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2906.204348][  T970] block (null): Could not allocate knbd recv work queue.
[ 2906.230945][  T970] nbd: failed to add new device
04:34:35 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x2daf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:35 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d34}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:35 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe6c, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:35 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xdf01, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2906.543164][ T1023] nbd: device at index 3 is going down
04:34:35 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf9c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:35 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1800}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:35 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xe802, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:35 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x2eaf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:35 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe74, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:35 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe7c, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:35 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1f00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:35 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d35}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:35 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1000000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2906.930736][ T1052] nbd: nbd5 already in use
04:34:36 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xe803, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:36 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d36}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:36 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x2faf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:36 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x109c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:36 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe84, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:36 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xea01, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2907.359277][ T1111] nbd: device at index 3 is going down
04:34:36 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe8c, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:36 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:36 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xea02, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:36 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x119c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:36 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d37}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:36 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x30af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2907.615478][ T1142] __nla_validate_parse: 21 callbacks suppressed
[ 2907.615584][ T1142] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2907.669873][ T1149] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2907.781851][ T1166] nbd: device at index 3 is going down
04:34:36 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xf0ff, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:36 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2400}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:36 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xe94, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:36 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1200000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2907.983159][ T1186] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2907.999277][ T1171] nbd: device at index 2 is going down
04:34:37 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d38}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2908.060936][ T1190] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:37 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xf601, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:37 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x31af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:37 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0xffff, 0xa, r2}]}, 0x3c}}, 0x0)

04:34:37 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x129c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2908.244701][ T1208] nbd: device at index 3 is going down
[ 2908.267945][ T1215] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:37 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d39}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:37 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2a03}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2908.294619][ T1220] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:37 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xfc03, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:37 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x2, r2}]}, 0x3c}}, 0x0)

04:34:37 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x139c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:37 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x32af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:37 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x3, r2}]}, 0x3c}}, 0x0)

04:34:37 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x149c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:37 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xfcff, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:37 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d3a}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2908.794405][ T1276] nbd: device at index 3 is going down
04:34:37 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x4, r2}]}, 0x3c}}, 0x0)

04:34:37 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3e00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:38 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x33af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:38 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x159c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:38 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xff00, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:38 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x5, r2}]}, 0x3c}}, 0x0)

04:34:38 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d3b}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2909.282377][ T1321] nbd: device at index 3 is going down
04:34:38 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2909.355639][ T1313] nbd: device at index 2 is going down
04:34:38 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x34af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:38 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x169c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:38 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x6, r2}]}, 0x3c}}, 0x0)

04:34:38 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d3c}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:38 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xff03, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2909.642279][ T1367] nbd: device at index 3 is going down
04:34:38 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x179c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:38 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x7, r2}]}, 0x3c}}, 0x0)

04:34:38 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4403}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:38 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x35af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:38 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1800000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:38 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x8, r2}]}, 0x3c}}, 0x0)

04:34:39 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xfff0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:39 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d3d}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:39 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x36af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:39 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2910.308598][ T1432] nbd: nbd5 already in use
04:34:39 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4800}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:39 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d3e}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:39 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0xfffc, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:39 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x10, r2}]}, 0x3c}}, 0x0)

[ 2910.405837][ T1437] block (null): Could not allocate knbd recv work queue.
[ 2910.414102][ T1437] nbd: failed to add new device
04:34:39 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x199c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:39 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x37af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:39 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d3f}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2910.607041][ T1470] validate_nla: 1 callbacks suppressed
[ 2910.607061][ T1470] netlink: 'syz-executor.4': attribute type 16 has an invalid length.
04:34:39 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x20000, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2910.716160][ T1482] nbd: device at index 3 is going down
[ 2910.777080][ T1488] netlink: 'syz-executor.4': attribute type 16 has an invalid length.
04:34:39 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1a9c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:39 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4c00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:39 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x12, r2}]}, 0x3c}}, 0x0)

04:34:39 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x38af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:40 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d40}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:40 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x34000, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2911.160841][ T1534] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 2911.180264][ T1536] nbd: device at index 3 is going down
04:34:40 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d41}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2911.212517][ T1517] block (null): Could not allocate knbd recv work queue.
[ 2911.220234][ T1517] nbd: failed to add new device
04:34:40 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1b9c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:40 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6800}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2911.280329][ T1543] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
04:34:40 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x14, r2}]}, 0x3c}}, 0x0)

04:34:40 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x39af1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:40 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x40000, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:40 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1c9c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:40 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d42}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2911.659769][ T1570] block (null): Could not allocate knbd recv work queue.
04:34:40 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x21, r2}]}, 0x3c}}, 0x0)

[ 2911.716963][ T1570] nbd: failed to add new device
04:34:40 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x3aaf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2911.775322][ T1582] block (null): Could not allocate knbd recv work queue.
[ 2911.794109][ T1582] nbd: failed to add new device
04:34:40 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1fd353, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:40 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1d9c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:40 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6c00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2911.874613][ T1592] netlink: 'syz-executor.4': attribute type 33 has an invalid length.
04:34:41 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d43}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2911.983565][ T1610] netlink: 'syz-executor.4': attribute type 33 has an invalid length.
04:34:41 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x25, r2}]}, 0x3c}}, 0x0)

04:34:41 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1e9c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:41 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x3baf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:41 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7400}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:41 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1fd354, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:41 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d44}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:41 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x3caf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:41 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x39, r2}]}, 0x3c}}, 0x0)

04:34:41 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d45}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:41 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1f00000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2912.564610][ T1667] nbd: device at index 3 is going down
04:34:41 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7a00}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:41 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1fd355, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:41 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x3daf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:41 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x4a, r2}]}, 0x3c}}, 0x0)

04:34:41 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1f9c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:41 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d46}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2912.968206][ T1705] nbd: nbd5 already in use
[ 2913.023270][ T1710] block (null): Could not allocate knbd recv work queue.
04:34:42 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1fd356, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:42 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x6f, r2}]}, 0x3c}}, 0x0)

[ 2913.082459][ T1710] nbd: failed to add new device
04:34:42 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7e01}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:42 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x3e000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

[ 2913.133804][ T1703] block (null): Could not allocate knbd recv work queue.
[ 2913.161941][ T1703] nbd: failed to add new device
04:34:42 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d47}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:42 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2000000000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:42 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1fd357, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:42 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x7bf, r2}]}, 0x3c}}, 0x0)

04:34:42 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x209c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

[ 2913.500716][ T1745] block (null): Could not allocate knbd recv work queue.
04:34:42 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa089}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:42 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d48}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

[ 2913.560384][ T1745] nbd: failed to add new device
04:34:42 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x3eaf1900, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:42 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x219c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:42 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1fd358, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:42 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x7c1, r2}]}, 0x3c}}, 0x0)

[ 2913.909786][ T1801] block (null): Could not allocate knbd recv work queue.
[ 2913.946074][ T1801] nbd: failed to add new device
04:34:43 executing program 0:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x189d49}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:43 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x7c2, r2}]}, 0x3c}}, 0x0)

04:34:43 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x1fd359, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:43 executing program 1:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x2c, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x229c180000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0)

04:34:43 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x6800, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xb803}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)

04:34:43 executing program 2:
syz_genetlink_get_family_id$netlbl_mgmt(0x0, 0xffffffffffffffff)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000002c0)={0x38, r1, 0x19250ce1ea6179, 0x0, 0x3f000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0)

04:34:43 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x7c4, r2}]}, 0x3c}}, 0x0)

[ 2914.237497][ T1836] ------------[ cut here ]------------
[ 2914.269175][ T1836] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0
[ 2914.332776][ T1836] WARNING: CPU: 1 PID: 1836 at lib/debugobjects.c:505 debug_print_object+0x16e/0x250
04:34:43 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x7cd, r2}]}, 0x3c}}, 0x0)

[ 2914.373271][ T1836] Modules linked in:
[ 2914.383087][ T1836] CPU: 0 PID: 1836 Comm: syz-executor.3 Not tainted 5.16.0-rc3-syzkaller #0
[ 2914.410565][ T1836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 2914.433755][ T1836] RIP: 0010:debug_print_object+0x16e/0x250
[ 2914.447574][ T1836] Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd 80 28 05 8a 4c 89 ee 48 c7 c7 80 1c 05 8a e8 c1 cf 21 05 <0f> 0b 83 05 b5 91 b2 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3
04:34:43 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x7d0, r2}]}, 0x3c}}, 0x0)

[ 2914.494787][ T1836] RSP: 0018:ffffc900056bf148 EFLAGS: 00010286
[ 2914.507377][ T1836] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000
[ 2914.528802][ T1836] RDX: 0000000000040000 RSI: ffffffff815f1d88 RDI: fffff52000ad7e1b
[ 2914.547188][ T1836] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 2914.566057][ T1836] R10: ffffffff815ebb2e R11: 0000000000000000 R12: ffffffff89adf560
[ 2914.578148][ T1836] R13: ffffffff8a052300 R14: ffffffff816612a0 R15: 1ffff92000ad7e34
[ 2914.587594][ T1836] FS:  00007fbcea0a7700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
[ 2914.599776][ T1836] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2914.607238][ T1836] CR2: 0000555555603708 CR3: 0000000072482000 CR4: 00000000003506f0
[ 2914.616916][ T1836] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 2914.625611][ T1836] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 2914.634377][ T1836] Call Trace:
[ 2914.643081][ T1836]  <TASK>
[ 2914.649772][ T1836]  ? lockdep_hardirqs_on+0x79/0x100
[ 2914.660796][ T1836]  debug_object_assert_init+0x1f4/0x2e0
[ 2914.674164][ T1836]  ? debug_object_free+0x350/0x350
[ 2914.682688][ T1836]  ? find_held_lock+0x2d/0x110
04:34:43 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x7c4d, r2}]}, 0x3c}}, 0x0)

[ 2914.697337][ T1836]  try_to_del_timer_sync+0x6d/0x110
[ 2914.715304][ T1836]  ? del_timer+0x110/0x110
[ 2914.728272][ T1836]  ? del_timer_sync+0x17e/0x1b0
[ 2914.734872][ T1836]  del_timer_sync+0x138/0x1b0
[ 2914.762467][ T1836]  cleanup_srcu_struct+0x14c/0x2f0
[ 2914.774150][ T1836]  blk_mq_hw_sysfs_release+0x147/0x190
[ 2914.784062][ T1836]  kobject_put+0x1c8/0x540
[ 2914.795036][ T1836]  blk_mq_release+0x259/0x430
[ 2914.805955][ T1836]  blk_release_queue+0x186/0x320
[ 2914.819111][ T1836]  kobject_put+0x1c8/0x540
[ 2914.832793][ T1836]  __blk_mq_alloc_disk+0x12e/0x160
[ 2914.841411][ T1836]  nbd_dev_add+0x3b2/0xcd0
[ 2914.852359][ T1836]  nbd_genl_connect+0x11f3/0x1930
04:34:43 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x7c4e, r2}]}, 0x3c}}, 0x0)

[ 2914.866303][ T1836]  ? nbd_start_device+0xd10/0xd10
[ 2914.872241][ T1836]  ? __nla_parse+0x3d/0x50
[ 2914.877151][ T1836]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 2914.885161][ T1836]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290
[ 2914.895283][ T1836]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290
[ 2914.914000][ T1836]  genl_family_rcv_msg_doit+0x228/0x320
[ 2914.935685][ T1836]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290
[ 2914.949844][ T1836]  ? mutex_lock_io_nested+0x1150/0x1150
[ 2914.959797][ T1836]  ? genl_op_from_small+0x23/0x3c0
[ 2914.966200][ T1836]  ? genl_get_cmd+0x3cf/0x480
[ 2914.973008][ T1836]  genl_rcv_msg+0x328/0x580
[ 2914.980916][ T1836]  ? genl_get_cmd+0x480/0x480
[ 2914.987740][ T1836]  ? nbd_start_device+0xd10/0xd10
[ 2914.995504][ T1836]  ? lock_release+0x720/0x720
[ 2915.000507][ T1836]  netlink_rcv_skb+0x153/0x420
[ 2915.034989][ T1836]  ? genl_get_cmd+0x480/0x480
[ 2915.039996][ T1836]  ? netlink_ack+0xa60/0xa60
[ 2915.048603][ T1836]  ? netlink_deliver_tap+0x1b1/0xc30
[ 2915.057281][ T1836]  ? _copy_from_iter+0x12b/0x1320
[ 2915.070139][ T1836]  genl_rcv+0x24/0x40
[ 2915.080753][ T1836]  netlink_unicast+0x533/0x7d0
04:34:44 executing program 4:
r0 = socket(0x10, 0x20000000802, 0x0)
sendmsg$NL80211_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)={0x20, 0x0, 0x0, 0x0, 0x0, {{}, {@void, @val={0xc}}}}, 0x20}}, 0x0)
r1 = socket$netlink(0x10, 0x3, 0x0)
syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff)
sendmsg$NL80211_CMD_SET_WIPHY(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000580)={0x0, 0x34}, 0x1, 0x0, 0x0, 0x40000c5}, 0x24000000)
getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, <r2=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000500)=0xfe1e)
sendmsg$nl_route(r1, &(0x7f0000000140)={0x0, 0xf000, &(0x7f0000000200)={&(0x7f0000000000)=@newlink={0x3c, 0x10, 0xffffff1f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @batadv={{0xb}, {0x4}}}, @IFLA_MASTER={0x8, 0x7c4f, r2}]}, 0x3c}}, 0x0)

[ 2915.095384][ T1836]  ? netlink_attachskb+0x880/0x880
[ 2915.112515][ T1836]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2915.131746][ T1836]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2915.165944][ T1836]  ? __phys_addr_symbol+0x2c/0x70
[ 2915.183836][ T1836]  ? __sanitizer_cov_trace_cmp8+0x1d/0x70
[ 2915.197775][ T1836]  ? __check_object_size+0x16e/0x3f0
[ 2915.210349][ T1836]  netlink_sendmsg+0x904/0xdf0
[ 2915.221515][ T1836]  ? netlink_unicast+0x7d0/0x7d0
[ 2915.233784][ T1836]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 2915.249105][ T1836]  ? netlink_unicast+0x7d0/0x7d0
[ 2915.261420][ T1836]  sock_sendmsg+0xcf/0x120
[ 2915.280836][ T1836]  ____sys_sendmsg+0x6e8/0x810
[ 2915.293043][ T1836]  ? kernel_sendmsg+0x50/0x50
[ 2915.303803][ T1836]  ? do_recvmmsg+0x6d0/0x6d0
[ 2915.334278][ T1836]  ? lock_chain_count+0x20/0x20
[ 2915.343646][ T1836]  ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 2915.349824][ T1836]  ___sys_sendmsg+0xf3/0x170
[ 2915.355618][ T1836]  ? sendmsg_copy_msghdr+0x160/0x160
[ 2915.361239][ T1836]  ? __fget_files+0x21b/0x3e0
[ 2915.366134][ T1836]  ? lock_downgrade+0x6e0/0x6e0
[ 2915.372075][ T1836]  ? __fget_files+0x23d/0x3e0
[ 2915.376956][ T1836]  ? __fget_light+0xea/0x280
[ 2915.383069][ T1836]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2915.390483][ T1836]  __sys_sendmsg+0xe5/0x1b0
[ 2915.397390][ T1836]  ? __sys_sendmsg_sock+0x30/0x30
[ 2915.403406][ T1836]  ? syscall_enter_from_user_mode+0x21/0x70
[ 2915.409533][ T1836]  do_syscall_64+0x35/0xb0
[ 2915.415969][ T1836]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 2915.422980][ T1836] RIP: 0033:0x7fbceb152af9
[ 2915.427555][ T1836] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[ 2915.470156][ T1836] RSP: 002b:00007fbcea0a7188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2915.504695][ T1836] RAX: ffffffffffffffda RBX: 00007fbceb266028 RCX: 00007fbceb152af9
[ 2915.531077][ T1836] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000004
[ 2915.556366][ T1836] RBP: 00007fbceb1acff7 R08: 0000000000000000 R09: 0000000000000000
[ 2915.571950][ T1836] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2915.579964][ T1836] R13: 00007fff2d26e28f R14: 00007fbcea0a7300 R15: 0000000000022000
[ 2915.611123][ T1836]  </TASK>
[ 2915.614180][ T1836] Kernel panic - not syncing: panic_on_warn set ...
[ 2915.620769][ T1836] CPU: 1 PID: 1836 Comm: syz-executor.3 Not tainted 5.16.0-rc3-syzkaller #0
[ 2915.629462][ T1836] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[ 2915.639531][ T1836] Call Trace:
[ 2915.642819][ T1836]  <TASK>
[ 2915.645769][ T1836]  dump_stack_lvl+0xcd/0x134
[ 2915.650390][ T1836]  panic+0x2b0/0x6dd
[ 2915.654365][ T1836]  ? __warn_printk+0xf3/0xf3
[ 2915.659009][ T1836]  ? __warn.cold+0x1a/0x44
[ 2915.663449][ T1836]  ? debug_print_object+0x16e/0x250
[ 2915.668677][ T1836]  __warn.cold+0x35/0x44
[ 2915.672942][ T1836]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 2915.679193][ T1836]  ? debug_print_object+0x16e/0x250
[ 2915.684422][ T1836]  report_bug+0x1bd/0x210
[ 2915.688764][ T1836]  handle_bug+0x3c/0x60
[ 2915.692922][ T1836]  exc_invalid_op+0x14/0x40
[ 2915.697429][ T1836]  asm_exc_invalid_op+0x12/0x20
[ 2915.702281][ T1836] RIP: 0010:debug_print_object+0x16e/0x250
[ 2915.708091][ T1836] Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd 80 28 05 8a 4c 89 ee 48 c7 c7 80 1c 05 8a e8 c1 cf 21 05 <0f> 0b 83 05 b5 91 b2 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3
[ 2915.727703][ T1836] RSP: 0018:ffffc900056bf148 EFLAGS: 00010286
[ 2915.733859][ T1836] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000
[ 2915.741826][ T1836] RDX: 0000000000040000 RSI: ffffffff815f1d88 RDI: fffff52000ad7e1b
[ 2915.749797][ T1836] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
[ 2915.757775][ T1836] R10: ffffffff815ebb2e R11: 0000000000000000 R12: ffffffff89adf560
[ 2915.765765][ T1836] R13: ffffffff8a052300 R14: ffffffff816612a0 R15: 1ffff92000ad7e34
[ 2915.773745][ T1836]  ? calc_wheel_index+0x3f0/0x3f0
[ 2915.778790][ T1836]  ? wake_up_klogd.part.0+0x8e/0xd0
[ 2915.784016][ T1836]  ? vprintk+0x88/0x90
[ 2915.788095][ T1836]  ? debug_print_object+0x16e/0x250
[ 2915.793388][ T1836]  ? lockdep_hardirqs_on+0x79/0x100
[ 2915.798593][ T1836]  debug_object_assert_init+0x1f4/0x2e0
[ 2915.804158][ T1836]  ? debug_object_free+0x350/0x350
[ 2915.809292][ T1836]  ? find_held_lock+0x2d/0x110
[ 2915.814087][ T1836]  try_to_del_timer_sync+0x6d/0x110
[ 2915.819287][ T1836]  ? del_timer+0x110/0x110
[ 2915.823793][ T1836]  ? del_timer_sync+0x17e/0x1b0
[ 2915.828643][ T1836]  del_timer_sync+0x138/0x1b0
[ 2915.833318][ T1836]  cleanup_srcu_struct+0x14c/0x2f0
[ 2915.838438][ T1836]  blk_mq_hw_sysfs_release+0x147/0x190
[ 2915.843901][ T1836]  kobject_put+0x1c8/0x540
[ 2915.848320][ T1836]  blk_mq_release+0x259/0x430
[ 2915.853009][ T1836]  blk_release_queue+0x186/0x320
[ 2915.857952][ T1836]  kobject_put+0x1c8/0x540
[ 2915.862406][ T1836]  __blk_mq_alloc_disk+0x12e/0x160
[ 2915.867532][ T1836]  nbd_dev_add+0x3b2/0xcd0
[ 2915.871953][ T1836]  nbd_genl_connect+0x11f3/0x1930
[ 2915.876997][ T1836]  ? nbd_start_device+0xd10/0xd10
[ 2915.882171][ T1836]  ? __nla_parse+0x3d/0x50
[ 2915.886609][ T1836]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 2915.892862][ T1836]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290
[ 2915.900245][ T1836]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290
[ 2915.907569][ T1836]  genl_family_rcv_msg_doit+0x228/0x320
[ 2915.913120][ T1836]  ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290
[ 2915.920496][ T1836]  ? mutex_lock_io_nested+0x1150/0x1150
[ 2915.926050][ T1836]  ? genl_op_from_small+0x23/0x3c0
[ 2915.931162][ T1836]  ? genl_get_cmd+0x3cf/0x480
[ 2915.935840][ T1836]  genl_rcv_msg+0x328/0x580
[ 2915.940347][ T1836]  ? genl_get_cmd+0x480/0x480
[ 2915.945025][ T1836]  ? nbd_start_device+0xd10/0xd10
[ 2915.950067][ T1836]  ? lock_release+0x720/0x720
[ 2915.954767][ T1836]  netlink_rcv_skb+0x153/0x420
[ 2915.959537][ T1836]  ? genl_get_cmd+0x480/0x480
[ 2915.964224][ T1836]  ? netlink_ack+0xa60/0xa60
[ 2915.968836][ T1836]  ? netlink_deliver_tap+0x1b1/0xc30
[ 2915.974136][ T1836]  ? _copy_from_iter+0x12b/0x1320
[ 2915.979178][ T1836]  genl_rcv+0x24/0x40
[ 2915.983164][ T1836]  netlink_unicast+0x533/0x7d0
[ 2915.987947][ T1836]  ? netlink_attachskb+0x880/0x880
[ 2915.993066][ T1836]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2915.999318][ T1836]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2916.005583][ T1836]  ? __phys_addr_symbol+0x2c/0x70
[ 2916.010629][ T1836]  ? __sanitizer_cov_trace_cmp8+0x1d/0x70
[ 2916.016370][ T1836]  ? __check_object_size+0x16e/0x3f0
[ 2916.021674][ T1836]  netlink_sendmsg+0x904/0xdf0
[ 2916.026465][ T1836]  ? netlink_unicast+0x7d0/0x7d0
[ 2916.031415][ T1836]  ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70
[ 2916.037662][ T1836]  ? netlink_unicast+0x7d0/0x7d0
[ 2916.042605][ T1836]  sock_sendmsg+0xcf/0x120
[ 2916.047028][ T1836]  ____sys_sendmsg+0x6e8/0x810
[ 2916.051801][ T1836]  ? kernel_sendmsg+0x50/0x50
[ 2916.056479][ T1836]  ? do_recvmmsg+0x6d0/0x6d0
[ 2916.061067][ T1836]  ? lock_chain_count+0x20/0x20
[ 2916.065919][ T1836]  ? lockdep_hardirqs_on_prepare+0x400/0x400
[ 2916.071993][ T1836]  ___sys_sendmsg+0xf3/0x170
[ 2916.076579][ T1836]  ? sendmsg_copy_msghdr+0x160/0x160
[ 2916.081871][ T1836]  ? __fget_files+0x21b/0x3e0
[ 2916.086550][ T1836]  ? lock_downgrade+0x6e0/0x6e0
[ 2916.091414][ T1836]  ? __fget_files+0x23d/0x3e0
[ 2916.096193][ T1836]  ? __fget_light+0xea/0x280
[ 2916.100786][ T1836]  ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70
[ 2916.107036][ T1836]  __sys_sendmsg+0xe5/0x1b0
[ 2916.111535][ T1836]  ? __sys_sendmsg_sock+0x30/0x30
[ 2916.116573][ T1836]  ? syscall_enter_from_user_mode+0x21/0x70
[ 2916.122473][ T1836]  do_syscall_64+0x35/0xb0
[ 2916.126893][ T1836]  entry_SYSCALL_64_after_hwframe+0x44/0xae
[ 2916.132786][ T1836] RIP: 0033:0x7fbceb152af9
[ 2916.137201][ T1836] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
[ 2916.156811][ T1836] RSP: 002b:00007fbcea0a7188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2916.165230][ T1836] RAX: ffffffffffffffda RBX: 00007fbceb266028 RCX: 00007fbceb152af9
[ 2916.173195][ T1836] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000000000004
[ 2916.181159][ T1836] RBP: 00007fbceb1acff7 R08: 0000000000000000 R09: 0000000000000000
[ 2916.189124][ T1836] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 2916.197087][ T1836] R13: 00007fff2d26e28f R14: 00007fbcea0a7300 R15: 0000000000022000
[ 2916.205072][ T1836]  </TASK>
[ 2916.208367][ T1836] Kernel Offset: disabled
[ 2916.212959][ T1836] Rebooting in 86400 seconds..