control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2558.356311] nbd: must specify at least one socket 04:08:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r3, 0x40045565, 0x0) (async) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r4, 0x40045565, 0x0) (async) r5 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000080)='.pending_reads\x00', 0x0, 0x40) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x5c, r1, 0x5a2, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x240080d1}, 0x800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff7}]}, 0x2c}}, 0x0) 04:08:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2558.388982] nbd: must specify at least one socket 04:08:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16=r1, @ANYBLOB], 0x14}}, 0x0) 04:08:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800010000000000"], 0x24}}, 0x0) 04:08:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008000100000000"], 0x24}}, 0x0) [ 2558.434537] nbd: must specify at least one socket 04:08:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16=r1, @ANYBLOB], 0x14}}, 0x0) [ 2558.486750] nbd: must specify at least one socket 04:08:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_open_dev$dmmidi(&(0x7f0000000000), 0x6, 0x200000) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r2, 0xc0305710, &(0x7f0000000040)={0x1, 0x5, 0x8, 0x0, 0x7}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1}, 0x14}}, 0x0) 04:08:48 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a821") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008000100000000"], 0x24}}, 0x0) [ 2558.523279] nbd: must specify at least one socket 04:08:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16=r1, @ANYBLOB], 0x14}}, 0x0) [ 2558.593590] nbd: must specify at least one socket 04:08:48 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a821") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2558.616015] nbd: must specify at least one socket 04:08:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800010000000000"], 0x24}}, 0x0) [ 2558.656071] nbd: must specify at least one socket 04:08:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_open_dev$dmmidi(&(0x7f0000000000), 0x6, 0x200000) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r2, 0xc0305710, &(0x7f0000000040)={0x1, 0x5, 0x8, 0x0, 0x7}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1}, 0x14}}, 0x0) 04:08:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16=r1, @ANYBLOB="01000000"], 0x14}}, 0x0) 04:08:48 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:48 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a821") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2558.684931] nbd: must specify at least one socket [ 2558.690664] nbd: must specify at least one socket 04:08:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) [ 2558.750117] nbd: must specify at least one socket 04:08:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16=r1], 0x14}}, 0x0) 04:08:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) (async, rerun: 32) r2 = syz_open_dev$dmmidi(&(0x7f0000000000), 0x6, 0x200000) (rerun: 32) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r2, 0xc0305710, &(0x7f0000000040)={0x1, 0x5, 0x8, 0x0, 0x7}) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1}, 0x14}}, 0x0) [ 2558.773343] nbd: must specify at least one socket 04:08:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) [ 2558.807197] nbd: must specify at least one socket 04:08:48 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:48 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2558.830813] nbd: must specify at least one socket 04:08:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) 04:08:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16=r1, @ANYBLOB="01"], 0x14}}, 0x0) 04:08:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) [ 2558.872755] nbd: must specify at least one socket 04:08:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000000), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="1400b900", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 04:08:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) [ 2558.904371] nbd: must specify at least one socket [ 2558.921508] nbd: must specify at least one socket 04:08:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) 04:08:49 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16=r1, @ANYBLOB], 0x14}}, 0x0) 04:08:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) 04:08:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000000), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="1400b900", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$net_dm(&(0x7f0000000000), r0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="1400b900", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) (async) 04:08:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800010000000000"], 0x24}}, 0x0) 04:08:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16=r1, @ANYBLOB], 0x14}}, 0x0) 04:08:49 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2559.055672] nbd: must specify at least one socket 04:08:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) 04:08:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000000), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="1400b900", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) [ 2559.108014] nbd: must specify at least one socket 04:08:49 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16=r1, @ANYBLOB], 0x14}}, 0x0) 04:08:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) 04:08:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x0) [ 2559.192934] nbd: must specify at least one socket [ 2559.210489] nbd: must specify at least one socket 04:08:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r3, 0x40045565, 0x0) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x280740, 0x0) r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r5, 0x40045565, 0x0) r6 = socket(0x34, 0xa, 0x2) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) r8 = syz_open_dev$audion(&(0x7f0000000040), 0x1, 0x200000) r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r9, 0x40045565, 0x0) r10 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r10, 0x40045565, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000080)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r10}, {0x8, 0x1, r4}]}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r4}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r4}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x22}]}, 0x78}}, 0x20000000) 04:08:49 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYBLOB="01"], 0x14}}, 0x0) [ 2559.234267] nbd: must specify at least one socket 04:08:49 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687b") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x0) 04:08:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r3, 0x40045565, 0x0) (async) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x280740, 0x0) (async) r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r5, 0x40045565, 0x0) r6 = socket(0x34, 0xa, 0x2) (async) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) (async) r8 = syz_open_dev$audion(&(0x7f0000000040), 0x1, 0x200000) r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r9, 0x40045565, 0x0) (async) r10 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r10, 0x40045565, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000080)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r10}, {0x8, 0x1, r4}]}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r4}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r4}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x22}]}, 0x78}}, 0x20000000) [ 2559.287581] nbd: must specify a size in bytes for the device [ 2559.318180] nbd: must specify at least one socket 04:08:49 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) 04:08:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYBLOB="01"], 0x14}}, 0x0) [ 2559.398926] nbd: must specify at least one socket 04:08:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x0) 04:08:49 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687b") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2559.430994] nbd: must specify a size in bytes for the device 04:08:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r3, 0x40045565, 0x0) (async) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x280740, 0x0) (async, rerun: 32) r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) (rerun: 32) ioctl$UI_SET_KEYBIT(r5, 0x40045565, 0x0) r6 = socket(0x34, 0xa, 0x2) (async) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) r8 = syz_open_dev$audion(&(0x7f0000000040), 0x1, 0x200000) r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r9, 0x40045565, 0x0) (async) r10 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r10, 0x40045565, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000080)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r10}, {0x8, 0x1, r4}]}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r4}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r4}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x22}]}, 0x78}}, 0x20000000) 04:08:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYRES16=r1, @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) [ 2559.479409] nbd: must specify at least one socket 04:08:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYBLOB="01"], 0x14}}, 0x0) 04:08:49 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:49 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687b") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2559.536691] nbd: must specify at least one socket 04:08:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYRES16=r1, @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) 04:08:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16, @ANYBLOB="01"], 0x14}}, 0x0) 04:08:49 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:49 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYRES16=r1, @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) 04:08:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16, @ANYBLOB="01"], 0x14}}, 0x0) [ 2559.617531] nbd: must specify at least one socket [ 2559.636118] nbd: must specify a size in bytes for the device 04:08:49 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r9, 0x40045565, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x4000}, 0x31, &(0x7f0000000440)={&(0x7f00000006c0)={0x6c, r1, 0x20, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, 'NET_DM\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xdbfe}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r9}]}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}]}, 0x6c}, 0x1, 0x0, 0x0, 0x20008810}, 0x4048000) 04:08:49 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2559.694990] nbd: must specify at least one socket 04:08:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16, @ANYBLOB="01"], 0x14}}, 0x0) 04:08:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) 04:08:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:50 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2559.957670] nbd: must specify at least one socket 04:08:50 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:50 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r9, 0x40045565, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x4000}, 0x31, &(0x7f0000000440)={&(0x7f00000006c0)={0x6c, r1, 0x20, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, 'NET_DM\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xdbfe}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r9}]}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}]}, 0x6c}, 0x1, 0x0, 0x0, 0x20008810}, 0x4048000) ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) (async) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) (async) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) (async) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) (async) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) (async) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) (async) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) (async) ioctl$UI_SET_KEYBIT(r9, 0x40045565, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x4000}, 0x31, &(0x7f0000000440)={&(0x7f00000006c0)={0x6c, r1, 0x20, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, 'NET_DM\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xdbfe}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r9}]}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}]}, 0x6c}, 0x1, 0x0, 0x0, 0x20008810}, 0x4048000) (async) 04:08:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYRES16=r1, @ANYBLOB="01"], 0x14}}, 0x0) 04:08:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1], 0x24}}, 0x0) 04:08:50 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:50 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) (async) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) (async) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r9, 0x40045565, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x4000}, 0x31, &(0x7f0000000440)={&(0x7f00000006c0)={0x6c, r1, 0x20, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, 'NET_DM\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xdbfe}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r9}]}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}]}, 0x6c}, 0x1, 0x0, 0x0, 0x20008810}, 0x4048000) 04:08:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) 04:08:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYRES16=r1, @ANYBLOB="01"], 0x14}}, 0x0) [ 2560.117597] nla_parse: 62 callbacks suppressed [ 2560.117607] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2560.140254] nbd: must specify at least one socket 04:08:50 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687b") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1], 0x24}}, 0x0) 04:08:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r4, 0x40045565, 0x0) r5 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_DELETE(r4, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x38, r5, 0x301, 0x70bd2d, 0x25dfdbfc, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x2}, @L2TP_ATTR_MTU={0x6, 0x1c, 0xba1b}, @L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5}]}, 0x38}, 0x1, 0x0, 0x0, 0x880}, 0x844) sendmsg$NET_DM_CMD_STOP(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, 0x0, 0x300, 0x70bd2c, 0x25dfdbfe, {}, ["", "", "", "", "", ""]}, 0x14}}, 0x88c0) 04:08:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) [ 2560.228484] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2560.264711] nbd: must specify at least one socket 04:08:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYRES16=r1, @ANYBLOB="01"], 0x14}}, 0x0) 04:08:50 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1], 0x24}}, 0x0) 04:08:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) 04:08:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r4, 0x40045565, 0x0) r5 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_DELETE(r4, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x38, r5, 0x301, 0x70bd2d, 0x25dfdbfc, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x2}, @L2TP_ATTR_MTU={0x6, 0x1c, 0xba1b}, @L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5}]}, 0x38}, 0x1, 0x0, 0x0, 0x880}, 0x844) sendmsg$NET_DM_CMD_STOP(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, 0x0, 0x300, 0x70bd2c, 0x25dfdbfe, {}, ["", "", "", "", "", ""]}, 0x14}}, 0x88c0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1}, 0x14}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) (async) ioctl$UI_SET_KEYBIT(r4, 0x40045565, 0x0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000140), 0xffffffffffffffff) (async) sendmsg$L2TP_CMD_TUNNEL_DELETE(r4, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x38, r5, 0x301, 0x70bd2d, 0x25dfdbfc, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x2}, @L2TP_ATTR_MTU={0x6, 0x1c, 0xba1b}, @L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5}]}, 0x38}, 0x1, 0x0, 0x0, 0x880}, 0x844) (async) sendmsg$NET_DM_CMD_STOP(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, 0x0, 0x300, 0x70bd2c, 0x25dfdbfe, {}, ["", "", "", "", "", ""]}, 0x14}}, 0x88c0) (async) [ 2560.312476] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2560.333502] nbd: must specify at least one socket [ 2560.345358] nbd: must specify at least one socket 04:08:50 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd168") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) 04:08:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01"], 0x14}}, 0x0) [ 2560.440864] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2560.479831] nbd: must specify at least one socket 04:08:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) 04:08:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) 04:08:50 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2560.501577] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2560.510089] nbd: must specify at least one socket 04:08:50 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01"], 0x14}}, 0x0) 04:08:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) [ 2560.575515] nbd: must specify at least one socket 04:08:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) 04:08:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r4, 0x40045565, 0x0) r5 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_DELETE(r4, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x38, r5, 0x301, 0x70bd2d, 0x25dfdbfc, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x2}, @L2TP_ATTR_MTU={0x6, 0x1c, 0xba1b}, @L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5}]}, 0x38}, 0x1, 0x0, 0x0, 0x880}, 0x844) sendmsg$NET_DM_CMD_STOP(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, 0x0, 0x300, 0x70bd2c, 0x25dfdbfe, {}, ["", "", "", "", "", ""]}, 0x14}}, 0x88c0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1}, 0x14}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) (async) ioctl$UI_SET_KEYBIT(r4, 0x40045565, 0x0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000140), 0xffffffffffffffff) (async) sendmsg$L2TP_CMD_TUNNEL_DELETE(r4, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x38, r5, 0x301, 0x70bd2d, 0x25dfdbfc, {}, [@L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x4}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x2}, @L2TP_ATTR_MTU={0x6, 0x1c, 0xba1b}, @L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5}]}, 0x38}, 0x1, 0x0, 0x0, 0x880}, 0x844) (async) sendmsg$NET_DM_CMD_STOP(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, 0x0, 0x300, 0x70bd2c, 0x25dfdbfe, {}, ["", "", "", "", "", ""]}, 0x14}}, 0x88c0) (async) [ 2560.621038] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2560.651028] nbd: must specify at least one socket 04:08:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01"], 0x14}}, 0x0) 04:08:50 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2560.682338] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2560.713401] nbd: must specify at least one socket 04:08:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) 04:08:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:08:50 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2560.735517] nbd: must specify at least one socket 04:08:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="1000", @ANYRES16=r1, @ANYBLOB="01"], 0x14}}, 0x0) 04:08:50 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1400000004a630d2d7ed620efd181100ead50b3e0bea7ba0415a65d1332e22a983658f4d77cd4836cc672a32d7e83da2f738192256c702211c53e34ea55b85c0cc6c9e0aeb2624c98954cb8c3439b52f7b5d3cb1704143a729434f87f92787806c58f9f4377735fcc7c96006fbc7ab327dfe8951590569305ae1ebdf345e456366373bec63af4a8ece5f8898ce1bfa32632bd74df4ba2f22843ba9b867d1efb3b28094bafc1f8bfd2391d607bf3fdc4d07fbcd7a1ea51dd51472bec66ca892a290847c28b9cc468a8b54a694e6a09355ab92562fcf50135eb27edf8666f770533fbadf18956bc2643f1c7048caf04354be1f9eac03f2e2890f6a93c43d90d21c3ee12bb10f1f9618365c4df2ded521aa05f41c612c5221a7101811461cca", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 04:08:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) [ 2560.838355] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2560.869339] nbd: must specify at least one socket 04:08:50 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:08:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="1000", @ANYRES16=r1, @ANYBLOB="01"], 0x14}}, 0x0) 04:08:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) [ 2560.895720] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2560.915733] nbd: must specify at least one socket 04:08:51 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a8218574") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:51 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 04:08:51 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:51 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="1000", @ANYRES16=r1, @ANYBLOB="01"], 0x14}}, 0x0) [ 2561.060662] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. 04:08:51 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2561.106689] nbd: must specify at least one socket 04:08:51 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="1400000004a630d2d7ed620efd181100ead50b3e0bea7ba0415a65d1332e22a983658f4d77cd4836cc672a32d7e83da2f738192256c702211c53e34ea55b85c0cc6c9e0aeb2624c98954cb8c3439b52f7b5d3cb1704143a729434f87f92787806c58f9f4377735fcc7c96006fbc7ab327dfe8951590569305ae1ebdf345e456366373bec63af4a8ece5f8898ce1bfa32632bd74df4ba2f22843ba9b867d1efb3b28094bafc1f8bfd2391d607bf3fdc4d07fbcd7a1ea51dd51472bec66ca892a290847c28b9cc468a8b54a694e6a09355ab92562fcf50135eb27edf8666f770533fbadf18956bc2643f1c7048caf04354be1f9eac03f2e2890f6a93c43d90d21c3ee12bb10f1f9618365c4df2ded521aa05f41c612c5221a7101811461cca", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) [ 2561.139530] nbd: must specify at least one socket 04:08:51 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a8218574") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:08:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="100000", @ANYRES16=r1, @ANYBLOB="01"], 0x14}}, 0x0) [ 2561.187929] nbd: must specify at least one socket 04:08:51 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:51 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2561.266348] nbd: must specify at least one socket 04:08:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="100000", @ANYRES16=r1, @ANYBLOB="01"], 0x14}}, 0x0) 04:08:51 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a8218574") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYRES16=r1, @ANYBLOB="01"], 0x14}}, 0x0) 04:08:51 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000"], 0x24}}, 0x0) [ 2561.327040] nbd: must specify at least one socket 04:08:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="100000", @ANYRES16=r1, @ANYBLOB="01"], 0x14}}, 0x0) 04:08:51 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:51 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2561.392001] nbd: must specify at least one socket [ 2561.406958] nbd: must specify at least one socket 04:08:51 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a8218574") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2561.460415] nbd: must specify at least one socket 04:08:51 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:51 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2561.504089] nbd: must specify at least one socket 04:08:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:08:51 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) [ 2561.562474] nbd: must specify at least one socket 04:08:51 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a8218574") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2561.599601] nbd: must specify at least one socket 04:08:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:08:51 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:51 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2561.678545] nbd: must specify at least one socket 04:08:51 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2561.700515] nbd: must specify at least one socket [ 2561.714578] nbd: must specify at least one socket 04:08:51 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYRES16=r1, @ANYBLOB="01"], 0x14}}, 0x0) [ 2561.747076] nbd: must specify at least one socket 04:08:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:08:51 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2561.785403] nbd: must specify at least one socket 04:08:51 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:51 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:51 executing program 1: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2561.844839] nbd: must specify at least one socket 04:08:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) [ 2561.884986] nbd: must specify at least one socket 04:08:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd299"], 0x24}}, 0x0) [ 2561.917490] nbd: must specify at least one socket 04:08:52 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:52 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:52 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2561.979038] nbd: must specify at least one socket 04:08:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:52 executing program 1: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:08:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2562.066977] nbd: must specify at least one socket [ 2562.085149] nbd: must specify at least one socket 04:08:52 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:52 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:52 executing program 1: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2562.212725] nbd: must specify at least one socket 04:08:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) [ 2562.239054] nbd: must specify at least one socket 04:08:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:52 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) [ 2562.270844] nbd: must specify at least one socket 04:08:52 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2562.407068] nbd: must specify at least one socket 04:08:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:52 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:52 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2562.428042] nbd: must specify at least one socket 04:08:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) [ 2562.465552] nbd: must specify at least one socket 04:08:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:08:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:52 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2562.562850] nbd: must specify at least one socket 04:08:52 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2562.598586] nbd: must specify at least one socket 04:08:52 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:52 executing program 1: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2562.627259] nbd: must specify at least one socket 04:08:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82c"], 0x24}}, 0x0) 04:08:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:52 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2562.709250] nbd: must specify at least one socket 04:08:52 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:52 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) [ 2562.785722] nbd: must specify at least one socket [ 2562.799227] nbd: must specify at least one socket 04:08:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:52 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) [ 2562.863207] nbd: must specify at least one socket 04:08:52 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:52 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:53 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa4") r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) [ 2562.952021] nbd: must specify at least one socket 04:08:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:08:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:53 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2563.044707] nbd: must specify at least one socket 04:08:53 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:53 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) [ 2563.138151] nbd: must specify at least one socket 04:08:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2563.188763] nbd: must specify at least one socket 04:08:53 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:53 executing program 5: sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) [ 2563.250571] nbd: must specify at least one socket 04:08:53 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, 0x0, 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2563.316132] nbd: must specify at least one socket 04:08:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) [ 2563.336303] nbd: must specify at least one socket 04:08:53 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:53 executing program 5: sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) [ 2563.449476] nbd: must specify at least one socket [ 2563.477797] nbd: must specify at least one socket 04:08:53 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, 0x0, 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) [ 2563.505507] nbd: must specify at least one socket 04:08:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:53 executing program 5: sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) [ 2563.599326] nbd: must specify at least one socket 04:08:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:08:53 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) [ 2563.673248] nbd: must specify at least one socket 04:08:53 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, 0x0, 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2563.696860] nbd: must specify at least one socket 04:08:53 executing program 5: sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) [ 2563.729736] nbd: must specify at least one socket 04:08:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:08:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 04:08:53 executing program 5: sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) [ 2563.837779] nbd: must specify at least one socket 04:08:53 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2563.871841] nbd: must specify at least one socket 04:08:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:53 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:53 executing program 5: sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 04:08:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:54 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:54 executing program 5: sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 04:08:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2564.049953] nbd: must specify at least one socket 04:08:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:54 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2564.089113] nbd: must specify at least one socket 04:08:54 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x0) 04:08:54 executing program 5: sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x0) 04:08:54 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2564.208195] nbd: must specify at least one socket 04:08:54 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 04:08:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x0) 04:08:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:54 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:54 executing program 5: sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x0) 04:08:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) [ 2564.353210] nbd: must specify at least one socket 04:08:54 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x0) 04:08:54 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:54 executing program 5: sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x0) [ 2564.494031] nbd: must specify at least one socket 04:08:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 04:08:54 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:54 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2564.646303] nbd: must specify at least one socket 04:08:54 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x0) [ 2564.731870] nbd: must specify at least one socket 04:08:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:54 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x0) [ 2564.841693] nbd: must specify at least one socket 04:08:54 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x40) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 04:08:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x0) 04:08:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1], 0x24}}, 0x0) [ 2565.032154] nbd: must specify at least one socket 04:08:55 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x40) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:08:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 04:08:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1], 0x24}}, 0x0) [ 2565.161622] nla_parse: 59 callbacks suppressed [ 2565.161630] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2565.220618] nbd: must specify at least one socket 04:08:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:55 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1], 0x24}}, 0x0) 04:08:55 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) [ 2565.247844] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2565.270004] nbd: must specify at least one socket 04:08:55 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) 04:08:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:55 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) [ 2565.416750] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2565.478796] nbd: must specify at least one socket 04:08:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:55 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:55 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) [ 2565.510346] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2565.533693] nbd: must specify at least one socket 04:08:55 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:55 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2565.603402] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2565.637540] nbd: must specify at least one socket 04:08:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x0) 04:08:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) 04:08:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) [ 2565.715748] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2565.749823] nbd: must specify at least one socket 04:08:55 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:08:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x0) 04:08:55 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:55 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) [ 2565.913688] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. 04:08:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x0) [ 2565.963640] nbd: must specify at least one socket [ 2565.982955] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. 04:08:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, 0x0}, 0x0) [ 2566.019584] nbd: must specify at least one socket 04:08:56 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) 04:08:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:08:56 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r9, 0x40045565, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x4000}, 0x31, &(0x7f0000000440)={&(0x7f00000006c0)={0x6c, r1, 0x20, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, 'NET_DM\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xdbfe}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r9}]}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}]}, 0x6c}, 0x1, 0x0, 0x0, 0x20008810}, 0x4048000) 04:08:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16, @ANYBLOB="01"], 0x14}}, 0x0) 04:08:56 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) 04:08:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:56 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r9, 0x40045565, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x4000}, 0x31, &(0x7f0000000440)={&(0x7f00000006c0)={0x6c, r1, 0x20, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, 'NET_DM\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xdbfe}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r9}]}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}]}, 0x6c}, 0x1, 0x0, 0x0, 0x20008810}, 0x4048000) [ 2566.236524] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2566.285462] nbd: must specify at least one socket 04:08:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:08:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:56 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) 04:08:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:56 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r9, 0x40045565, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x4000}, 0x31, &(0x7f0000000440)={&(0x7f00000006c0)={0x6c, r1, 0x20, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, 'NET_DM\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xdbfe}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r9}]}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}]}, 0x6c}, 0x1, 0x0, 0x0, 0x20008810}, 0x4048000) 04:08:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:56 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1], 0x24}}, 0x0) 04:08:56 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) [ 2566.514313] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2566.553751] nbd: must specify at least one socket 04:08:56 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r9, 0x40045565, 0x0) 04:08:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000"], 0x24}}, 0x0) 04:08:56 executing program 0: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2566.635502] nbd: must specify at least one socket 04:08:56 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:56 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) 04:08:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1], 0x24}}, 0x0) 04:08:56 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r9, 0x40045565, 0x0) [ 2566.760415] nbd: must specify at least one socket 04:08:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) [ 2566.789654] nbd: must specify at least one socket 04:08:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1], 0x24}}, 0x0) [ 2566.832045] nbd: must specify at least one socket 04:08:56 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:08:56 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) 04:08:56 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r9, 0x40045565, 0x0) 04:08:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) [ 2566.912170] nbd: must specify at least one socket 04:08:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) [ 2566.995110] nbd: must specify at least one socket [ 2567.018742] nbd: must specify at least one socket 04:08:57 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) 04:08:57 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, 0x0}, 0x0) 04:08:57 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) [ 2567.041134] nbd: must specify at least one socket 04:08:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:08:57 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r9, 0x40045565, 0x0) 04:08:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) 04:08:57 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) [ 2567.203772] nbd: must specify at least one socket 04:08:57 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) 04:08:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd299"], 0x24}}, 0x0) 04:08:57 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, 0x0}, 0x0) 04:08:57 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) 04:08:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) 04:08:57 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) 04:08:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) [ 2567.321128] nbd: must specify at least one socket 04:08:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:08:57 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) 04:08:57 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, 0x0}, 0x0) [ 2567.432100] nbd: must specify at least one socket 04:08:57 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) 04:08:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:08:57 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) 04:08:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) [ 2567.498242] nbd: must specify at least one socket 04:08:57 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) 04:08:57 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:57 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) [ 2567.608418] nbd: must specify at least one socket 04:08:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:08:57 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:57 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r5 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r4) sendmsg$NET_DM_CMD_STOP(r4, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r5, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 04:08:57 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) 04:08:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) [ 2567.682627] nbd: must specify at least one socket 04:08:57 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:08:57 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2567.789982] nbd: must specify at least one socket 04:08:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000"], 0x24}}, 0x0) 04:08:57 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) [ 2567.816785] nbd: must specify at least one socket 04:08:57 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) 04:08:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82c"], 0x24}}, 0x0) 04:08:57 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1], 0x24}}, 0x0) 04:08:57 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:58 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) [ 2567.976436] nbd: must specify at least one socket 04:08:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) [ 2567.998173] nbd: must specify at least one socket 04:08:58 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) 04:08:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:58 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1], 0x24}}, 0x0) 04:08:58 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:58 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) [ 2568.107977] nbd: must specify at least one socket 04:08:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) [ 2568.174057] nbd: must specify at least one socket 04:08:58 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) 04:08:58 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1], 0x24}}, 0x0) 04:08:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:08:58 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) 04:08:58 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2568.257159] nbd: must specify at least one socket 04:08:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:08:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) [ 2568.329357] nbd: must specify at least one socket 04:08:58 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) 04:08:58 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:58 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) 04:08:58 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) [ 2568.412074] nbd: must specify at least one socket 04:08:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd299"], 0x24}}, 0x0) [ 2568.461817] nbd: must specify at least one socket 04:08:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:08:58 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:58 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) 04:08:58 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) 04:08:58 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) [ 2568.574818] nbd: must specify at least one socket 04:08:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) [ 2568.605659] nbd: must specify at least one socket 04:08:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:08:58 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:58 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) 04:08:58 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) 04:08:58 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) [ 2568.727651] nbd: must specify at least one socket 04:08:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:08:58 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) [ 2568.776632] nbd: must specify at least one socket 04:08:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:08:58 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:58 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r5 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r4) sendmsg$NET_DM_CMD_STOP(r4, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r5, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 04:08:58 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r5 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r4) sendmsg$NET_DM_CMD_STOP(r4, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r5, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 04:08:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:08:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:08:59 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) [ 2568.909952] nbd: must specify at least one socket [ 2568.928959] nbd: must specify at least one socket [ 2568.940870] nbd: must specify at least one socket 04:08:59 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:59 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:59 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r5 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r4) sendmsg$NET_DM_CMD_STOP(r4, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r5, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) [ 2569.041264] nbd: must specify at least one socket 04:08:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82c"], 0x24}}, 0x0) [ 2569.079506] nbd: must specify at least one socket 04:08:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) [ 2569.115665] nbd: must specify at least one socket 04:08:59 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:59 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) 04:08:59 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:59 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:08:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) [ 2569.225126] nbd: must specify at least one socket 04:08:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:59 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) 04:08:59 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2569.293133] nbd: must specify at least one socket 04:08:59 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) 04:08:59 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000"], 0x24}}, 0x0) 04:08:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) [ 2569.386523] nbd: must specify at least one socket 04:08:59 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:08:59 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) [ 2569.438871] nbd: must specify at least one socket 04:08:59 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) 04:08:59 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000"], 0x24}}, 0x0) 04:08:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:59 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:59 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) [ 2569.580247] nbd: must specify at least one socket 04:08:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) [ 2569.618159] nbd: must specify at least one socket 04:08:59 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) 04:08:59 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:59 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000"], 0x24}}, 0x0) 04:08:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:08:59 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2569.749909] nbd: must specify at least one socket 04:08:59 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:59 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:08:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) [ 2569.841193] nbd: must specify at least one socket 04:08:59 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:08:59 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615"], 0x24}}, 0x0) 04:08:59 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2569.925367] nbd: must specify at least one socket 04:09:00 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:09:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:00 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2570.015874] nbd: must specify at least one socket 04:09:00 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615"], 0x24}}, 0x0) [ 2570.061668] nbd: must specify at least one socket 04:09:00 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:00 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:09:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) [ 2570.177631] nla_parse: 45 callbacks suppressed [ 2570.177639] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2570.208543] nbd: must specify at least one socket [ 2570.217346] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 04:09:00 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000"], 0x24}}, 0x0) [ 2570.252130] nbd: must specify at least one socket 04:09:00 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:00 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:09:00 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:00 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2570.395971] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2570.413145] nbd: must specify at least one socket [ 2570.434723] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 04:09:00 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd299"], 0x24}}, 0x0) 04:09:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) [ 2570.489251] nbd: must specify at least one socket 04:09:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:00 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:00 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:00 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) [ 2570.566365] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2570.597153] nbd: must specify at least one socket 04:09:00 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:09:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:00 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:00 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:00 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2570.730600] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2570.762507] nbd: must specify at least one socket 04:09:00 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:09:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:00 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:00 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:01 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) [ 2570.913984] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2570.942468] nbd: must specify at least one socket 04:09:01 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:01 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) [ 2571.119211] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. 04:09:01 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2571.166305] nbd: must specify at least one socket 04:09:01 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82c"], 0x24}}, 0x0) 04:09:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2571.301172] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. 04:09:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) [ 2571.344064] nbd: must specify at least one socket 04:09:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:01 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:01 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:01 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2571.561161] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2571.607538] nbd: must specify at least one socket 04:09:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:09:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:01 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:01 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2571.810856] nbd: must specify at least one socket 04:09:01 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:09:01 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:01 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:09:02 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) [ 2571.968686] nbd: must specify at least one socket 04:09:02 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:09:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) [ 2572.061939] nbd: must specify at least one socket 04:09:02 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(0x0, r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:02 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) [ 2572.180970] nbd: must specify at least one socket 04:09:02 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:09:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(0x0, r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:02 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2572.365387] nbd: must specify at least one socket 04:09:02 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:09:02 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(0x0, r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:02 executing program 5: syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2572.568385] nbd: must specify at least one socket 04:09:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:02 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:02 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:09:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:02 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2572.716809] nbd: must specify at least one socket 04:09:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:02 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:02 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:09:02 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:02 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:02 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2572.927583] nbd: must specify at least one socket 04:09:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:09:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:03 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:03 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2573.121706] nbd: must specify at least one socket 04:09:03 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:03 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:03 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:03 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:09:03 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2573.491150] nbd: must specify at least one socket 04:09:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:03 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:03 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:04 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:04 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:04 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:04 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) 04:09:04 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:04 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000"], 0x24}}, 0x0) 04:09:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:04 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) 04:09:04 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2574.746290] nbd: must specify at least one socket 04:09:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r5 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r4) sendmsg$NET_DM_CMD_STOP(r4, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r5, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 04:09:04 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:04 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r5 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r4) sendmsg$NET_DM_CMD_STOP(r4, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r5, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 04:09:05 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:05 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r5 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r4) sendmsg$NET_DM_CMD_STOP(r4, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r5, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 04:09:05 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:05 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r5 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r4) sendmsg$NET_DM_CMD_STOP(r4, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r5, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 04:09:05 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, 0x0, 0x64864) 04:09:05 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, 0x0, 0x0) 04:09:05 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90"], 0x24}}, 0x0) 04:09:05 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:09:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:09:05 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) [ 2575.539716] nla_parse: 11 callbacks suppressed [ 2575.539724] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. 04:09:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2575.601036] nbd: must specify at least one socket 04:09:05 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) 04:09:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2575.668207] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. 04:09:05 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2575.720583] nbd: must specify at least one socket 04:09:05 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) 04:09:05 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r5 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r4) sendmsg$NET_DM_CMD_STOP(r4, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r5, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 04:09:05 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:05 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) 04:09:06 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x0, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, 0x0, 0x64864) 04:09:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x0, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) 04:09:06 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, 0x0, 0x0) 04:09:06 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, 0x0, 0x64864) 04:09:06 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x0, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) 04:09:06 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) 04:09:06 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, 0x0, 0x0) 04:09:06 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, 0x0, 0x0) 04:09:06 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) 04:09:06 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, 0x0, 0x0) 04:09:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) 04:09:06 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) 04:09:06 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) 04:09:06 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) 04:09:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) 04:09:06 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:06 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) 04:09:06 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) 04:09:06 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:07 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) 04:09:07 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:07 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, 0x0, 0x0) 04:09:07 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d"], 0x24}}, 0x0) 04:09:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) 04:09:07 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2577.345586] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2577.365335] nbd: must specify at least one socket 04:09:07 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) 04:09:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:07 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:07 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:07 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:07 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:07 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:07 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:08 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:08 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) 04:09:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:08 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) 04:09:08 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) 04:09:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x0) 04:09:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:08 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x0) 04:09:08 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) 04:09:08 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) 04:09:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(0x0, r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) 04:09:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) 04:09:08 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(0x0, r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) 04:09:08 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:09 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(0x0, r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) 04:09:09 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:09 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) 04:09:09 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) 04:09:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) 04:09:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:09 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) 04:09:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:09 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) 04:09:09 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) 04:09:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:09 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) 04:09:09 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:09 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) 04:09:09 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) 04:09:09 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:09 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:09 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) 04:09:10 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:10 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) 04:09:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) 04:09:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:10 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) 04:09:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:10 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) 04:09:10 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:10 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) 04:09:10 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:10 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) 04:09:10 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:10 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:10 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) 04:09:10 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:10 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) 04:09:10 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) 04:09:10 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:10 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) 04:09:10 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:10 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 5: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) 04:09:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) 04:09:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) 04:09:10 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) 04:09:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:10 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1}, 0x14}}, 0x0) 04:09:10 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1}, 0x14}}, 0x0) 04:09:11 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0}, 0x64864) 04:09:11 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1}, 0x14}}, 0x0) 04:09:11 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:11 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0}, 0x64864) 04:09:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:11 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0}, 0x64864) 04:09:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:11 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x64864) 04:09:11 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(0x0, r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0}, 0x64864) 04:09:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x64864) 04:09:11 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(0x0, r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x64864) 04:09:11 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(0x0, r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(0x0, r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(0x0, r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:11 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:11 executing program 1: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:09:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:11 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x25dfdbfb, {}, [""]}, 0x14}}, 0x64864) 04:09:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) 04:09:12 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) 04:09:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, [""]}, 0x14}}, 0x64864) 04:09:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, 0x0, 0x64864) 04:09:12 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) 04:09:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x64864) 04:09:12 executing program 1: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745f") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, 0x0}, 0x0) 04:09:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, 0x0, 0x64864) 04:09:12 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, 0x0, 0x64864) 04:09:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, 0x0}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, 0x0, 0x64864) 04:09:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f"], 0x24}}, 0x0) 04:09:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) 04:09:12 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, &(0x7f0000000000)={0x5b, 0x2, 0x9, 0x8000, 0x48}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(0xffffffffffffffff, 0xc01064b5, &(0x7f0000000340)={&(0x7f0000000180)=[0x0, 0x0, 0x0, 0x0], 0x4}) r6 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r5) sendmsg$NET_DM_CMD_STOP(r5, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="00001200", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="020025bd7000fcdbdf25010000000c00050036010000000000000c00030002000000000000004e134ef19751823a6328870886a3ff5e4319e5637553b70c0a83787900fbf1deda061857145c29738847d2fbc1214619df73d5fae00ca1ae20b761a04a386ea5cac87bcb0e1296ce574229c81655b612a316451f26f53dc520da988e3ca62eb8ed6208"], 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x200010c4) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) ioctl$DRM_IOCTL_AGP_ALLOC(r7, 0xc0206434, &(0x7f00000003c0)={0x4, 0x0, 0x10001}) ioctl$DRM_IOCTL_AGP_UNBIND(r7, 0x40106437, &(0x7f0000000400)={r8, 0x49ba}) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) 04:09:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={0x0}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2582.392196] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2582.413663] nbd: must specify at least one socket 04:09:12 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, 0x0, 0x64864) 04:09:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, 0x0, 0x64864) 04:09:12 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x14}}, 0x0) 04:09:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008000100"], 0x24}}, 0x0) 04:09:12 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 3: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edc") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:09:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2582.682059] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2582.701316] nbd: must specify at least one socket 04:09:12 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ptrace$setregs(0xd, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4b9") r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:09:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ptrace$setregs(0xd, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4b9") r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:09:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x0, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2582.732967] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. 04:09:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2582.780561] nbd: must specify at least one socket 04:09:12 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ptrace$setregs(0xd, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4b9") r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:09:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x0, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x0, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:12 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x0, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ptrace$setregs(0xd, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4b9") syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:09:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:13 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="010000000000000000000100000008"], 0x24}}, 0x0) 04:09:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 1: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x1, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:09:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2583.778735] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2583.798623] nbd: must specify at least one socket 04:09:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x0, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x0, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x0, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x0, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}}, 0x64864) 04:09:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}}, 0x64864) 04:09:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 2: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}}, 0x64864) 04:09:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}}, 0x64864) 04:09:14 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}}, 0x0) 04:09:14 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}}, 0x64864) 04:09:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(0x0, r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:09:15 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), 0xffffffffffffffff) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 04:09:15 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:09:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:15 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 1: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpid() ptrace$setregs(0xffffffffffffffff, 0x0, 0x0, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4b9") r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:09:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:15 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:15 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r0) sendmsg$NET_DM_CMD_START(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:15 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ptrace$setregs(0xd, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4b9") r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:09:15 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2585.832595] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2585.848561] nbd: must specify at least one socket 04:09:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:15 executing program 4: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = getpid() ptrace$setregs(0xffffffffffffffff, r0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4b9") r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:09:15 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x64864) [ 2585.965742] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2585.982334] nbd: must specify at least one socket 04:09:16 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 04:09:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2586.013965] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2586.042552] nbd: must specify at least one socket 04:09:16 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:16 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}}, 0x64864) 04:09:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:16 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 04:09:16 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 04:09:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, 0x0, 0x64864) 04:09:16 executing program 4: syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = getpid() ptrace$setregs(0xd, r0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4b9") r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:09:16 executing program 1: syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = getpid() ptrace$setregs(0xd, r0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4b9") r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:09:16 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}}, 0x64864) 04:09:16 executing program 5: syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = getpid() ptrace$setregs(0xd, r0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4b9") r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:09:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2586.290605] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2586.310363] nbd: must specify at least one socket 04:09:16 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2586.335268] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2586.360798] nbd: must specify at least one socket 04:09:16 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}}, 0x64864) [ 2586.380547] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. 04:09:16 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2586.409112] nbd: must specify at least one socket 04:09:16 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x0) 04:09:16 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008000100000000000700"], 0x24}}, 0x0) 04:09:16 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 04:09:16 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="010000000000000000000100000008000100000000000700"], 0x24}}, 0x0) 04:09:16 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x0) 04:09:16 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ptrace$setregs(0xd, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4b9") r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:09:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="10000000", @ANYRES16, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) 04:09:16 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = getpid() ptrace$setregs(0xd, r0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4b9") r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:09:16 executing program 0: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x0) 04:09:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="010000000000000000000100000008000100000000000700"], 0x24}}, 0x0) 04:09:16 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000580)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000540)={&(0x7f00000003c0)={0x70, r1, 0x400, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x800000003}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x72ae}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, ','}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x105}]}, 0x70}, 0x1, 0x0, 0x0, 0x200440c1}, 0x2000c820) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="813f6520", @ANYRES16=r4, @ANYBLOB="0100000000000000df0049fffa111bd95f5173c7817030b4f23801000000"], 0x24}}, 0x0) r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000080), 0x141800, 0x0) r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r7, 0x40045565, 0x0) r8 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x400000, 0x0) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000600), r3) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000006c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x800100}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x24, r9, 0x88c8305f30b2fad3, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}]}, 0x24}, 0x1, 0x0, 0x0, 0x4010}, 0x20040840) setsockopt$inet_sctp6_SCTP_HMAC_IDENT(r7, 0x84, 0x16, &(0x7f0000000340)={0x5, [0x1000, 0x7, 0x4, 0x5d, 0x3a63]}, 0xe) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000700)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="00022abd7000ffdbdf25010000002400078008000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32=r8, @ANYBLOB="080001005400790fc7a440daa728f5b31be03d8b03473bcbda0db69bf61a83f0a017411592e5800dbca66b23290683327927bead17c7c7f6f55a01000000cb76ec0dbc5f2dee9bcb6e098b4d9d5497d32cf839bce7c7f5755f140000000000000000", @ANYRES32=r8, @ANYBLOB="0c0003000200000000000000"], 0x44}, 0x1, 0x0, 0x0, 0x4000}, 0x28000) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_START(r10, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x14, 0x0, 0x404, 0x70bd2d, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x4000000) [ 2586.781907] nbd: must specify at least one socket 04:09:16 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = getpid() ptrace$setregs(0xd, r1, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4b9") r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r4) r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) 04:09:16 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="010000000000000000000100000008000100000000000700"], 0x24}}, 0x0) 04:09:16 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="010000000000000000000100000008000100000000000700"], 0x24}}, 0x0) 04:09:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 1: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2586.893638] nbd: must specify at least one socket 04:09:16 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ptrace$setregs(0xd, 0x0, 0x1, &(0x7f0000000000)="7148d7d1768e536ae23214725821fdf999842cdbe336fe6c9aaac937e5e477c714e0a972aa23fbbedb1af991446328c2036a2489108a48a836724701b92d1f2edcbe0d6ec04f720f68e64bb7352c32e3c552871a7e0da1a407d4b03025cf6c4aa45b78279d288be629761932922c0715f2db57ef32b849a82185745fd1687ba4b9") r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000100), 0x88100, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x80, 0x0, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800e23540b37d2f90a82cd2998201000000bde3f3d615e6425bdd42"], 0x24}}, 0x0) [ 2586.937863] nbd: must specify at least one socket 04:09:17 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:17 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:09:17 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:17 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x64, 0x0, 0x800, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2e}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80000001}]}, 0x64}, 0x1, 0x0, 0x0, 0x40}, 0x850) r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r2) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000380)={&(0x7f0000000740)=ANY=[@ANYBLOB="30008000bf710a23e2e73ec65e5a814a8b06351ca7561c", @ANYRES16=r5, @ANYBLOB="00012abd7000ffdbdf250500000008000a006e6264000c00040037000000000000000800010000000000"], 0x30}, 0x1, 0x0, 0x0, 0x4040041}, 0x20000804) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000440), r3) r8 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000540), 0x200, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000580)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000005c0)={0xffffffffffffffff}) r11 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r11, 0x40045565, 0x0) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000700)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000006c0)={&(0x7f00000007c0)=ANY=[@ANYBLOB="8c000000517dc61cbb8b0b6399a4397660f8225157e1a00d8af40dd2a6d4c4d2c4878fa3effd5bb68d3069b6ec9f6f55adc309d2b095d6054db702b3f5613e02071b231bd7", @ANYRES16=r7, @ANYBLOB="00032dbd7000fbdbdf25050000000c00078008000100", @ANYRES32, @ANYBLOB="0c00080009000000000000003c00078008000100", @ANYRES32=r8, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r10, @ANYBLOB="08000100", @ANYRES32=r11, @ANYBLOB="0c00060001000000000000000c00080001000080000000000c0002008100000000000000"], 0x8c}, 0x1, 0x0, 0x0, 0x801}, 0x400c4) r12 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NET_DM_CMD_START(r12, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000400)={&(0x7f00000001c0)={0x14, 0x0, 0x400, 0x70bd2a, 0x25dfdbfb, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x80000}, 0x4004840) 04:09:17 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) [ 2587.068141] nbd: must specify at least one socket 04:09:17 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:17 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:09:17 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000080001000000000007"], 0x24}}, 0x0) 04:09:17 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008"], 0x24}}, 0x0) [ 2587.192136] nbd: must specify at least one socket 04:09:17 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:17 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:17 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0xdfbbee7378f452b5) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000700"], 0x24}}, 0x0) 04:09:17 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0xdfbbee7378f452b5) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000700"], 0x24}}, 0x0) [ 2587.269198] nbd: must specify at least one socket 04:09:17 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0xdfbbee7378f452b5) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000700"], 0x24}}, 0x0) [ 2587.312180] nbd: must specify at least one socket 04:09:17 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, 0x0, 0x0) 04:09:17 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:17 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2587.373593] nbd: must specify at least one socket 04:09:17 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:17 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1], 0x24}}, 0x0) 04:09:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) [ 2587.406340] nbd: must specify at least one socket [ 2587.425294] nbd: must specify at least one socket 04:09:17 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:17 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:17 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:17 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:17 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0xdfbbee7378f452b5) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB], 0x24}}, 0x0) 04:09:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(0x0, r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:17 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:17 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:17 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) 04:09:17 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0xdfbbee7378f452b5) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2], 0x24}}, 0x0) [ 2587.641940] netlink: 'syz-executor.4': attribute type 8 has an invalid length. 04:09:17 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:17 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:17 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:17 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) [ 2587.775068] nbd: must specify at least one socket 04:09:17 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 04:09:17 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2587.815704] netlink: 'syz-executor.4': attribute type 8 has an invalid length. 04:09:17 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0xdfbbee7378f452b5) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={0x0, 0x24}}, 0x0) 04:09:17 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x0, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:17 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_EVENTS(r2, 0x84, 0xb, &(0x7f0000000140), &(0x7f0000000180)=0xe) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r5) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r6) r7 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000040), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f00000001c0)={'ip6erspan0\x00'}) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r9) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r11, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB, @ANYRES16=r10, @ANYBLOB="0100000000000000000001000100000000000000000007000a007b242b00"], 0x24}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r8, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="d4000000", @ANYRES16=r2, @ANYBLOB="10002abd7000fcdbdf25020000000c0003000100000000000080"], 0x20}, 0x1, 0x0, 0x0, 0x840}, 0x20044040) sendmsg$NET_DM_CMD_START(r4, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r7, 0x800, 0x70bd27, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x24006800}, 0x8890) 04:09:17 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) [ 2587.867253] netlink: 'syz-executor.5': attribute type 8 has an invalid length. 04:09:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:18 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x0, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:18 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:18 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={0x0}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) [ 2588.001362] nbd: must specify at least one socket 04:09:18 executing program 4: syz_mount_image$jfs(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f00000005c0), 0x0, &(0x7f0000000880)=ANY=[@ANYBLOB='uid=', @ANYRESHEX=0x0, @ANYBLOB]) 04:09:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2588.023937] netlink: 'syz-executor.5': attribute type 8 has an invalid length. 04:09:18 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2588.094739] netlink: 'syz-executor.1': attribute type 8 has an invalid length. 04:09:18 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NET_DM_CMD_STOP(r0, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0xdfbbee7378f452b5) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:18 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2588.143904] netlink: 'syz-executor.0': attribute type 8 has an invalid length. [ 2588.182112] netlink: 'syz-executor.5': attribute type 8 has an invalid length. 04:09:18 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:18 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:18 executing program 4: syz_mount_image$jfs(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f00000005c0), 0x0, &(0x7f0000000880)=ANY=[@ANYBLOB='uid=', @ANYRESHEX=0x0, @ANYBLOB]) 04:09:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x225, 0x70bd29, 0x25dfdbff, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000095}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:18 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:18 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x225, 0x70bd29, 0x25dfdbff, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000095}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:18 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x225, 0x70bd29, 0x25dfdbff, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000095}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) [ 2588.366137] netlink: 'syz-executor.1': attribute type 8 has an invalid length. [ 2588.387280] netlink: 'syz-executor.5': attribute type 8 has an invalid length. 04:09:18 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x225, 0x70bd29, 0x25dfdbff, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000095}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="01000000000000303adfa5b9d0e6a700000001000000"], 0x14}}, 0x0) 04:09:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x64864) 04:09:18 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2588.491086] netlink: 'syz-executor.0': attribute type 8 has an invalid length. 04:09:18 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:18 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:18 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x225, 0x70bd29, 0x25dfdbff, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000095}, 0x4000) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:18 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:18 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:18 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x225, 0x70bd29, 0x25dfdbff, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000095}, 0x4000) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:18 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '{$+'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r2, 0x20, 0x70bd2c, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0xf}, 0x14}}, 0x0) 04:09:18 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '{$+'}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r2, 0x20, 0x70bd2c, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0xf}, 0x14}}, 0x0) 04:09:18 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x225, 0x70bd29, 0x25dfdbff, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000095}, 0x4000) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:18 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, 0x0, 0x1, 0x0, 0x0, {0x0}}, 0x14}}, 0x0) 04:09:18 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x225, 0x70bd29, 0x25dfdbff, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000095}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) [ 2588.814130] nbd: must specify at least one socket [ 2588.831673] nbd: must specify at least one socket 04:09:18 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x225, 0x70bd29, 0x25dfdbff, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000095}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:18 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x225, 0x70bd29, 0x25dfdbff, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000095}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x225, 0x70bd29, 0x25dfdbff, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000095}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:18 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x225, 0x70bd29, 0x25dfdbff, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000095}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:19 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x0, 0x0, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:19 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x225, 0x70bd29, 0x25dfdbff, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000095}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:19 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x225, 0x70bd29, 0x25dfdbff, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000095}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000140)={0x20, 0x0, 0x10, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x20060800}, 0xdfbbee7378f452b5) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000500)={&(0x7f0000000440), 0xc, &(0x7f00000004c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800010000000000070008007b242b00"], 0x24}}, 0x0) 04:09:19 executing program 0: linkat(0xffffffffffffffff, &(0x7f0000000100)='\x00', 0xffffffffffffffff, 0x0, 0x1000) r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x280, 0x142) getsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000240), &(0x7f0000000280)=0x6) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000140), 0x802, 0x0) ioctl$UI_ABS_SETUP(r1, 0x401c5504, &(0x7f0000000180)={0x1, {0x4, 0xfffffff7, 0x7, 0x7, 0x10000, 0x593}}) mknodat$null(r0, &(0x7f0000000040)='./file0\x00', 0x80, 0x103) r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r2, 0x40045565, 0x0) bind$bt_l2cap(r0, &(0x7f00000002c0)={0x1f, 0xffff, @any, 0x3, 0x2}, 0xe) mknodat(r2, &(0x7f00000000c0)='./file0\x00', 0x20, 0x1) getitimer(0x0, &(0x7f0000000080)) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000000300), &(0x7f0000000200)=0x4) 04:09:19 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1, 0x0, 0xffffff9e}, 0x14}}, 0x0) 04:09:19 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) 04:09:19 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0xf0ffffff, &(0x7f00000004c0)={&(0x7f0000000480)={0xf}, 0x14}}, 0x0) 04:09:19 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0x9effffff, &(0x7f00000004c0)={&(0x7f0000000480)={0xf}, 0x14}}, 0x0) 04:09:19 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1, 0x0, 0xf2eae321}, 0x14}}, 0x0) 04:09:19 executing program 0: linkat(0xffffffffffffffff, &(0x7f0000000100)='\x00', 0xffffffffffffffff, 0x0, 0x1000) r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x280, 0x142) getsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000240), &(0x7f0000000280)=0x6) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000140), 0x802, 0x0) ioctl$UI_ABS_SETUP(r1, 0x401c5504, &(0x7f0000000180)={0x1, {0x4, 0xfffffff7, 0x7, 0x7, 0x10000, 0x593}}) mknodat$null(r0, &(0x7f0000000040)='./file0\x00', 0x80, 0x103) r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r2, 0x40045565, 0x0) bind$bt_l2cap(r0, &(0x7f00000002c0)={0x1f, 0xffff, @any, 0x3, 0x2}, 0xe) mknodat(r2, &(0x7f00000000c0)='./file0\x00', 0x20, 0x1) getitimer(0x0, &(0x7f0000000080)) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000000300), &(0x7f0000000200)=0x4) 04:09:19 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={0x0, 0xf0ffffff, &(0x7f00000004c0)={&(0x7f0000000480)={0xf}, 0x14}}, 0x0) 04:09:19 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1, 0x0, 0x21e3eaf2}, 0x14}}, 0x0) [ 2589.196579] nbd: must specify at least one socket 04:09:19 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x64864) 04:09:19 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1, 0x0, 0x6000000}, 0x14}}, 0x0) 04:09:19 executing program 0: linkat(0xffffffffffffffff, &(0x7f0000000100)='\x00', 0xffffffffffffffff, 0x0, 0x1000) r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x280, 0x142) getsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000240), &(0x7f0000000280)=0x6) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000140), 0x802, 0x0) ioctl$UI_ABS_SETUP(r1, 0x401c5504, &(0x7f0000000180)={0x1, {0x4, 0xfffffff7, 0x7, 0x7, 0x10000, 0x593}}) mknodat$null(r0, &(0x7f0000000040)='./file0\x00', 0x80, 0x103) r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r2, 0x40045565, 0x0) bind$bt_l2cap(r0, &(0x7f00000002c0)={0x1f, 0xffff, @any, 0x3, 0x2}, 0xe) mknodat(r2, &(0x7f00000000c0)='./file0\x00', 0x20, 0x1) getitimer(0x0, &(0x7f0000000080)) getsockopt$inet_sctp6_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000000300), &(0x7f0000000200)=0x4) [ 2589.254463] nbd: must specify at least one socket 04:09:19 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1, 0x0, 0x1000000}, 0x14}}, 0x0) 04:09:19 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1, 0x0, 0x400300}, 0x14}}, 0x0) [ 2589.314351] nbd: must specify at least one socket 04:09:19 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000480)={0x14, r1, 0x1, 0x0, 0x34000}, 0x14}}, 0x0) 04:09:19 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) [ 2589.352577] nbd: must specify at least one socket 04:09:19 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) (fail_nth: 1) 04:09:19 executing program 0: linkat(0xffffffffffffffff, &(0x7f0000000100)='\x00', 0xffffffffffffffff, 0x0, 0x1000) r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x280, 0x142) getsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000240), &(0x7f0000000280)=0x6) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000140), 0x802, 0x0) ioctl$UI_ABS_SETUP(r1, 0x401c5504, &(0x7f0000000180)={0x1, {0x4, 0xfffffff7, 0x7, 0x7, 0x10000, 0x593}}) mknodat$null(r0, &(0x7f0000000040)='./file0\x00', 0x80, 0x103) r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r2, 0x40045565, 0x0) bind$bt_l2cap(r0, &(0x7f00000002c0)={0x1f, 0xffff, @any, 0x3, 0x2}, 0xe) mknodat(r2, &(0x7f00000000c0)='./file0\x00', 0x20, 0x1) getitimer(0x0, &(0x7f0000000080)) [ 2589.382279] nbd: must specify at least one socket 04:09:19 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) (fail_nth: 1) [ 2589.435064] nbd: must specify at least one socket 04:09:19 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) (fail_nth: 1) 04:09:19 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) (fail_nth: 1) [ 2589.472371] nbd: must specify at least one socket 04:09:19 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}}, 0x0) (fail_nth: 1) [ 2589.501537] FAULT_INJECTION: forcing a failure. [ 2589.501537] name failslab, interval 1, probability 0, space 0, times 0 [ 2589.518262] FAULT_INJECTION: forcing a failure. [ 2589.518262] name failslab, interval 1, probability 0, space 0, times 0 04:09:19 executing program 0: linkat(0xffffffffffffffff, &(0x7f0000000100)='\x00', 0xffffffffffffffff, 0x0, 0x1000) r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x280, 0x142) getsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000240), &(0x7f0000000280)=0x6) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000140), 0x802, 0x0) ioctl$UI_ABS_SETUP(r1, 0x401c5504, &(0x7f0000000180)={0x1, {0x4, 0xfffffff7, 0x7, 0x7, 0x10000, 0x593}}) mknodat$null(r0, &(0x7f0000000040)='./file0\x00', 0x80, 0x103) r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r2, 0x40045565, 0x0) bind$bt_l2cap(r0, &(0x7f00000002c0)={0x1f, 0xffff, @any, 0x3, 0x2}, 0xe) mknodat(r2, &(0x7f00000000c0)='./file0\x00', 0x20, 0x1) [ 2589.551067] CPU: 0 PID: 18534 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0 [ 2589.558964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 2589.568308] Call Trace: [ 2589.570892] dump_stack+0x1fc/0x2ef [ 2589.574518] should_fail.cold+0xa/0xf [ 2589.578311] ? setup_fault_attr+0x200/0x200 [ 2589.582620] ? lock_acquire+0x170/0x3c0 [ 2589.586589] __should_failslab+0x115/0x180 [ 2589.590813] should_failslab+0x5/0x10 [ 2589.594601] kmem_cache_alloc_node+0x245/0x3b0 [ 2589.599175] __alloc_skb+0x71/0x560 [ 2589.602789] netlink_sendmsg+0x9f6/0xc50 [ 2589.606841] ? aa_af_perm+0x230/0x230 [ 2589.610653] ? nlmsg_notify+0x1f0/0x1f0 [ 2589.614608] ? kernel_recvmsg+0x220/0x220 [ 2589.618751] ? nlmsg_notify+0x1f0/0x1f0 [ 2589.622714] sock_sendmsg+0xc3/0x120 [ 2589.626430] ___sys_sendmsg+0x7bb/0x8e0 [ 2589.630405] ? check_preemption_disabled+0x41/0x280 [ 2589.635405] ? copy_msghdr_from_user+0x440/0x440 [ 2589.640146] ? __fget+0x32f/0x510 [ 2589.643591] ? lock_downgrade+0x720/0x720 [ 2589.647727] ? check_preemption_disabled+0x41/0x280 [ 2589.652735] ? check_preemption_disabled+0x41/0x280 [ 2589.657742] ? __fget+0x356/0x510 [ 2589.661180] ? do_dup2+0x450/0x450 [ 2589.664709] ? lock_downgrade+0x720/0x720 [ 2589.668843] ? vfs_write+0x3d7/0x540 [ 2589.672545] ? __fdget+0x1d0/0x230 [ 2589.676071] __x64_sys_sendmsg+0x132/0x220 [ 2589.680295] ? __sys_sendmsg+0x1b0/0x1b0 [ 2589.684342] ? vfs_write+0x393/0x540 [ 2589.688054] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 2589.693404] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2589.698407] ? do_syscall_64+0x21/0x620 [ 2589.702368] do_syscall_64+0xf9/0x620 [ 2589.706157] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2589.711327] RIP: 0033:0x7f56fbef5279 [ 2589.715028] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 2589.733922] RSP: 002b:00007f56fa86a168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2589.741622] RAX: ffffffffffffffda RBX: 00007f56fc007f80 RCX: 00007f56fbef5279 [ 2589.748878] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004 [ 2589.756132] RBP: 00007f56fa86a1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2589.763386] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2589.770660] R13: 00007fff3a49d96f R14: 00007f56fa86a300 R15: 0000000000022000 [ 2589.795138] FAULT_INJECTION: forcing a failure. [ 2589.795138] name failslab, interval 1, probability 0, space 0, times 0 [ 2589.796365] CPU: 0 PID: 18539 Comm: syz-executor.4 Not tainted 4.19.211-syzkaller #0 [ 2589.814215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 2589.823568] Call Trace: [ 2589.826252] dump_stack+0x1fc/0x2ef [ 2589.829893] should_fail.cold+0xa/0xf [ 2589.833706] ? setup_fault_attr+0x200/0x200 [ 2589.838035] ? lock_acquire+0x170/0x3c0 [ 2589.842023] __should_failslab+0x115/0x180 [ 2589.846268] should_failslab+0x5/0x10 [ 2589.850072] kmem_cache_alloc_node+0x245/0x3b0 [ 2589.854666] __alloc_skb+0x71/0x560 [ 2589.858308] netlink_sendmsg+0x9f6/0xc50 [ 2589.862395] ? nlmsg_notify+0x1f0/0x1f0 [ 2589.866366] ? kernel_recvmsg+0x220/0x220 [ 2589.870525] ? nlmsg_notify+0x1f0/0x1f0 [ 2589.874510] sock_sendmsg+0xc3/0x120 [ 2589.878228] ___sys_sendmsg+0x7bb/0x8e0 [ 2589.882210] ? check_preemption_disabled+0x41/0x280 [ 2589.887234] ? copy_msghdr_from_user+0x440/0x440 [ 2589.892008] ? __fget+0x32f/0x510 [ 2589.895473] ? lock_downgrade+0x720/0x720 [ 2589.899648] ? check_preemption_disabled+0x41/0x280 [ 2589.904662] ? check_preemption_disabled+0x41/0x280 [ 2589.909686] ? __fget+0x356/0x510 [ 2589.913146] ? do_dup2+0x450/0x450 [ 2589.916692] ? lock_downgrade+0x720/0x720 [ 2589.916963] FAULT_INJECTION: forcing a failure. [ 2589.916963] name failslab, interval 1, probability 0, space 0, times 0 [ 2589.920841] ? vfs_write+0x3d7/0x540 [ 2589.920860] ? __fdget+0x1d0/0x230 [ 2589.920880] __x64_sys_sendmsg+0x132/0x220 [ 2589.920894] ? __sys_sendmsg+0x1b0/0x1b0 [ 2589.920906] ? vfs_write+0x393/0x540 [ 2589.920930] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 2589.920945] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2589.920966] ? do_syscall_64+0x21/0x620 [ 2589.965691] do_syscall_64+0xf9/0x620 [ 2589.969502] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2589.974684] RIP: 0033:0x7f3bb1f5e279 [ 2589.978389] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 2589.997286] RSP: 002b:00007f3bb08d3168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2590.004989] RAX: ffffffffffffffda RBX: 00007f3bb2070f80 RCX: 00007f3bb1f5e279 [ 2590.012254] RDX: 0000000000064864 RSI: 0000000020000100 RDI: 0000000000000006 [ 2590.019521] RBP: 00007f3bb08d31d0 R08: 0000000000000000 R09: 0000000000000000 [ 2590.026779] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2590.034040] R13: 00007ffed864ccef R14: 00007f3bb08d3300 R15: 0000000000022000 [ 2590.041320] CPU: 1 PID: 18544 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 [ 2590.049206] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 2590.058588] Call Trace: [ 2590.061178] dump_stack+0x1fc/0x2ef [ 2590.064814] should_fail.cold+0xa/0xf [ 2590.068620] ? setup_fault_attr+0x200/0x200 [ 2590.072946] ? lock_acquire+0x170/0x3c0 [ 2590.076929] __should_failslab+0x115/0x180 [ 2590.081171] should_failslab+0x5/0x10 [ 2590.084976] kmem_cache_alloc_node+0x245/0x3b0 [ 2590.089556] __alloc_skb+0x71/0x560 [ 2590.093175] netlink_sendmsg+0x9f6/0xc50 [ 2590.097224] ? aa_af_perm+0x230/0x230 [ 2590.101010] ? nlmsg_notify+0x1f0/0x1f0 [ 2590.104970] ? kernel_recvmsg+0x220/0x220 [ 2590.109114] ? nlmsg_notify+0x1f0/0x1f0 [ 2590.113077] sock_sendmsg+0xc3/0x120 [ 2590.116780] ___sys_sendmsg+0x7bb/0x8e0 [ 2590.120744] ? check_preemption_disabled+0x41/0x280 [ 2590.125748] ? copy_msghdr_from_user+0x440/0x440 [ 2590.130495] ? __fget+0x32f/0x510 [ 2590.133941] ? lock_downgrade+0x720/0x720 [ 2590.138078] ? check_preemption_disabled+0x41/0x280 [ 2590.143097] ? check_preemption_disabled+0x41/0x280 [ 2590.148102] ? __fget+0x356/0x510 [ 2590.151544] ? do_dup2+0x450/0x450 [ 2590.155070] ? lock_downgrade+0x720/0x720 [ 2590.159202] ? vfs_write+0x3d7/0x540 [ 2590.162908] ? __fdget+0x1d0/0x230 [ 2590.166440] __x64_sys_sendmsg+0x132/0x220 [ 2590.170665] ? __sys_sendmsg+0x1b0/0x1b0 [ 2590.174711] ? vfs_write+0x393/0x540 [ 2590.178418] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 2590.183768] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2590.188771] ? do_syscall_64+0x21/0x620 [ 2590.192733] do_syscall_64+0xf9/0x620 [ 2590.196523] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2590.201698] RIP: 0033:0x7f0d79719279 [ 2590.205396] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 2590.224281] RSP: 002b:00007f0d7806d168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2590.231974] RAX: ffffffffffffffda RBX: 00007f0d7982c050 RCX: 00007f0d79719279 [ 2590.239226] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004 [ 2590.246479] RBP: 00007f0d7806d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2590.253732] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2590.260986] R13: 00007ffd0235f6bf R14: 00007f0d7806d300 R15: 0000000000022000 [ 2590.278865] CPU: 0 PID: 18550 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0 [ 2590.286762] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 04:09:20 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) (fail_nth: 2) [ 2590.296109] Call Trace: [ 2590.298708] dump_stack+0x1fc/0x2ef [ 2590.302365] should_fail.cold+0xa/0xf [ 2590.306182] ? setup_fault_attr+0x200/0x200 [ 2590.310513] ? lock_acquire+0x170/0x3c0 [ 2590.314496] __should_failslab+0x115/0x180 [ 2590.318738] should_failslab+0x5/0x10 [ 2590.322547] kmem_cache_alloc_node+0x245/0x3b0 [ 2590.327147] __alloc_skb+0x71/0x560 [ 2590.330784] netlink_sendmsg+0x9f6/0xc50 [ 2590.334850] ? aa_af_perm+0x230/0x230 [ 2590.338653] ? nlmsg_notify+0x1f0/0x1f0 [ 2590.342626] ? kernel_recvmsg+0x220/0x220 [ 2590.346785] ? nlmsg_notify+0x1f0/0x1f0 [ 2590.350766] sock_sendmsg+0xc3/0x120 [ 2590.354485] ___sys_sendmsg+0x7bb/0x8e0 [ 2590.358472] ? check_preemption_disabled+0x41/0x280 [ 2590.363491] ? copy_msghdr_from_user+0x440/0x440 [ 2590.368252] ? __fget+0x32f/0x510 [ 2590.371717] ? lock_downgrade+0x720/0x720 [ 2590.375875] ? check_preemption_disabled+0x41/0x280 [ 2590.380899] ? check_preemption_disabled+0x41/0x280 [ 2590.385927] ? __fget+0x356/0x510 [ 2590.389393] ? do_dup2+0x450/0x450 [ 2590.392937] ? lock_downgrade+0x720/0x720 [ 2590.397090] ? vfs_write+0x3d7/0x540 [ 2590.400813] ? __fdget+0x1d0/0x230 [ 2590.404372] __x64_sys_sendmsg+0x132/0x220 [ 2590.408613] ? __sys_sendmsg+0x1b0/0x1b0 [ 2590.412677] ? vfs_write+0x393/0x540 [ 2590.416418] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 2590.421882] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2590.426882] ? do_syscall_64+0x21/0x620 [ 2590.430844] do_syscall_64+0xf9/0x620 [ 2590.434632] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2590.439942] RIP: 0033:0x7f0385d20279 [ 2590.443637] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 2590.462779] RSP: 002b:00007f0384674168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2590.470468] RAX: ffffffffffffffda RBX: 00007f0385e33050 RCX: 00007f0385d20279 [ 2590.477722] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004 [ 2590.484974] RBP: 00007f03846741d0 R08: 0000000000000000 R09: 0000000000000000 [ 2590.492227] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2590.499493] R13: 00007ffc6c7fcf3f R14: 00007f0384674300 R15: 0000000000022000 [ 2590.503136] FAULT_INJECTION: forcing a failure. [ 2590.503136] name failslab, interval 1, probability 0, space 0, times 0 [ 2590.519320] CPU: 0 PID: 18562 Comm: syz-executor.4 Not tainted 4.19.211-syzkaller #0 [ 2590.527211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 2590.536566] Call Trace: [ 2590.538745] FAULT_INJECTION: forcing a failure. 04:09:20 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) (fail_nth: 2) 04:09:20 executing program 0: linkat(0xffffffffffffffff, &(0x7f0000000100)='\x00', 0xffffffffffffffff, 0x0, 0x1000) r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x280, 0x142) getsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000240), &(0x7f0000000280)=0x6) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000140), 0x802, 0x0) ioctl$UI_ABS_SETUP(r1, 0x401c5504, &(0x7f0000000180)={0x1, {0x4, 0xfffffff7, 0x7, 0x7, 0x10000, 0x593}}) mknodat$null(r0, &(0x7f0000000040)='./file0\x00', 0x80, 0x103) r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r2, 0x40045565, 0x0) bind$bt_l2cap(r0, &(0x7f00000002c0)={0x1f, 0xffff, @any, 0x3, 0x2}, 0xe) 04:09:20 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) (fail_nth: 2) [ 2590.538745] name failslab, interval 1, probability 0, space 0, times 0 [ 2590.539158] dump_stack+0x1fc/0x2ef [ 2590.553948] should_fail.cold+0xa/0xf [ 2590.557759] ? setup_fault_attr+0x200/0x200 [ 2590.562092] ? lock_acquire+0x170/0x3c0 [ 2590.566082] __should_failslab+0x115/0x180 [ 2590.570322] should_failslab+0x5/0x10 [ 2590.574128] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 2590.579244] __kmalloc_node_track_caller+0x38/0x70 [ 2590.584182] __alloc_skb+0xae/0x560 [ 2590.587817] netlink_sendmsg+0x9f6/0xc50 [ 2590.591895] ? nlmsg_notify+0x1f0/0x1f0 [ 2590.595867] ? kernel_recvmsg+0x220/0x220 [ 2590.600025] ? nlmsg_notify+0x1f0/0x1f0 [ 2590.604005] sock_sendmsg+0xc3/0x120 [ 2590.607723] ___sys_sendmsg+0x7bb/0x8e0 [ 2590.611703] ? check_preemption_disabled+0x41/0x280 [ 2590.616717] ? copy_msghdr_from_user+0x440/0x440 [ 2590.621481] ? __fget+0x32f/0x510 [ 2590.624941] ? lock_downgrade+0x720/0x720 [ 2590.629093] ? check_preemption_disabled+0x41/0x280 [ 2590.634114] ? check_preemption_disabled+0x41/0x280 [ 2590.639139] ? __fget+0x356/0x510 [ 2590.642599] ? do_dup2+0x450/0x450 [ 2590.646140] ? lock_downgrade+0x720/0x720 [ 2590.650289] ? vfs_write+0x3d7/0x540 [ 2590.654011] ? __fdget+0x1d0/0x230 [ 2590.657562] __x64_sys_sendmsg+0x132/0x220 [ 2590.661800] ? __sys_sendmsg+0x1b0/0x1b0 [ 2590.665864] ? vfs_write+0x393/0x540 [ 2590.669601] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 2590.674970] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2590.679999] ? do_syscall_64+0x21/0x620 [ 2590.683978] do_syscall_64+0xf9/0x620 [ 2590.687784] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2590.692972] RIP: 0033:0x7f3bb1f5e279 [ 2590.696685] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 2590.715591] RSP: 002b:00007f3bb0891168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2590.723305] RAX: ffffffffffffffda RBX: 00007f3bb2071120 RCX: 00007f3bb1f5e279 [ 2590.730574] RDX: 0000000000064864 RSI: 0000000020000100 RDI: 0000000000000006 [ 2590.737842] RBP: 00007f3bb08911d0 R08: 0000000000000000 R09: 0000000000000000 [ 2590.745100] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2590.752365] R13: 00007ffed864ccef R14: 00007f3bb0891300 R15: 0000000000022000 [ 2590.759653] CPU: 1 PID: 18545 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 2590.767546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 2590.776896] Call Trace: [ 2590.779491] dump_stack+0x1fc/0x2ef [ 2590.783131] should_fail.cold+0xa/0xf [ 2590.786938] ? setup_fault_attr+0x200/0x200 [ 2590.791267] ? lock_acquire+0x170/0x3c0 [ 2590.794848] FAULT_INJECTION: forcing a failure. [ 2590.794848] name failslab, interval 1, probability 0, space 0, times 0 [ 2590.795245] __should_failslab+0x115/0x180 [ 2590.795267] should_failslab+0x5/0x10 [ 2590.810656] kmem_cache_alloc_node+0x245/0x3b0 [ 2590.810678] __alloc_skb+0x71/0x560 [ 2590.810697] netlink_sendmsg+0x9f6/0xc50 [ 2590.810714] ? aa_af_perm+0x230/0x230 [ 2590.830493] ? nlmsg_notify+0x1f0/0x1f0 [ 2590.834455] ? kernel_recvmsg+0x220/0x220 [ 2590.838598] ? nlmsg_notify+0x1f0/0x1f0 [ 2590.842571] sock_sendmsg+0xc3/0x120 [ 2590.846283] ___sys_sendmsg+0x7bb/0x8e0 [ 2590.850256] ? check_preemption_disabled+0x41/0x280 [ 2590.855271] ? copy_msghdr_from_user+0x440/0x440 [ 2590.860021] ? __fget+0x32f/0x510 [ 2590.863472] ? lock_downgrade+0x720/0x720 [ 2590.867611] ? check_preemption_disabled+0x41/0x280 [ 2590.872634] ? check_preemption_disabled+0x41/0x280 [ 2590.877654] ? __fget+0x356/0x510 [ 2590.881099] ? do_dup2+0x450/0x450 [ 2590.884643] ? lock_downgrade+0x720/0x720 [ 2590.888787] ? vfs_write+0x3d7/0x540 [ 2590.892505] ? __fdget+0x1d0/0x230 [ 2590.896054] __x64_sys_sendmsg+0x132/0x220 [ 2590.900292] ? __sys_sendmsg+0x1b0/0x1b0 [ 2590.904364] ? vfs_write+0x393/0x540 [ 2590.908085] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 2590.913461] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2590.918479] ? do_syscall_64+0x21/0x620 [ 2590.922452] do_syscall_64+0xf9/0x620 [ 2590.926257] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2590.931443] RIP: 0033:0x7fdfd71b9279 [ 2590.935152] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 2590.954042] RSP: 002b:00007fdfd5b2e168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2590.961745] RAX: ffffffffffffffda RBX: 00007fdfd72cbf80 RCX: 00007fdfd71b9279 [ 2590.969009] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000006 [ 2590.976265] RBP: 00007fdfd5b2e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2590.983531] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2590.990795] R13: 00007ffc7f34aa2f R14: 00007fdfd5b2e300 R15: 0000000000022000 [ 2590.998074] CPU: 0 PID: 18572 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 [ 2591.005961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 2591.015317] Call Trace: [ 2591.017922] dump_stack+0x1fc/0x2ef [ 2591.021559] should_fail.cold+0xa/0xf [ 2591.025370] ? setup_fault_attr+0x200/0x200 [ 2591.029693] ? lock_acquire+0x170/0x3c0 [ 2591.033675] __should_failslab+0x115/0x180 [ 2591.037918] should_failslab+0x5/0x10 [ 2591.041727] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 2591.046843] __kmalloc_node_track_caller+0x38/0x70 [ 2591.051783] __alloc_skb+0xae/0x560 [ 2591.055420] netlink_sendmsg+0x9f6/0xc50 [ 2591.059492] ? aa_af_perm+0x230/0x230 [ 2591.063302] ? nlmsg_notify+0x1f0/0x1f0 [ 2591.067278] ? kernel_recvmsg+0x220/0x220 [ 2591.071437] ? nlmsg_notify+0x1f0/0x1f0 [ 2591.075428] sock_sendmsg+0xc3/0x120 [ 2591.079152] ___sys_sendmsg+0x7bb/0x8e0 [ 2591.083138] ? check_preemption_disabled+0x41/0x280 [ 2591.088162] ? copy_msghdr_from_user+0x440/0x440 [ 2591.092926] ? __fget+0x32f/0x510 [ 2591.096391] ? lock_downgrade+0x720/0x720 [ 2591.100545] ? check_preemption_disabled+0x41/0x280 [ 2591.105568] ? check_preemption_disabled+0x41/0x280 [ 2591.110592] ? __fget+0x356/0x510 [ 2591.114056] ? do_dup2+0x450/0x450 [ 2591.117607] ? lock_downgrade+0x720/0x720 [ 2591.121761] ? vfs_write+0x3d7/0x540 [ 2591.125483] ? __fdget+0x1d0/0x230 [ 2591.129038] __x64_sys_sendmsg+0x132/0x220 [ 2591.133275] ? __sys_sendmsg+0x1b0/0x1b0 [ 2591.137338] ? vfs_write+0x393/0x540 [ 2591.141069] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe 04:09:21 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) (fail_nth: 3) 04:09:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}}, 0x0) (fail_nth: 2) 04:09:21 executing program 0: linkat(0xffffffffffffffff, &(0x7f0000000100)='\x00', 0xffffffffffffffff, 0x0, 0x1000) r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x280, 0x142) getsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000240), &(0x7f0000000280)=0x6) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000140), 0x802, 0x0) ioctl$UI_ABS_SETUP(r1, 0x401c5504, &(0x7f0000000180)={0x1, {0x4, 0xfffffff7, 0x7, 0x7, 0x10000, 0x593}}) mknodat$null(r0, &(0x7f0000000040)='./file0\x00', 0x80, 0x103) r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) ioctl$UI_SET_KEYBIT(r2, 0x40045565, 0x0) 04:09:21 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) [ 2591.146440] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2591.151463] ? do_syscall_64+0x21/0x620 [ 2591.155441] do_syscall_64+0xf9/0x620 [ 2591.159250] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2591.164444] RIP: 0033:0x7f0d79719279 [ 2591.168158] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 2591.187063] RSP: 002b:00007f0d7808e168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2591.194772] RAX: ffffffffffffffda RBX: 00007f0d7982bf80 RCX: 00007f0d79719279 [ 2591.202041] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004 [ 2591.209313] RBP: 00007f0d7808e1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2591.216575] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2591.223833] R13: 00007ffd0235f6bf R14: 00007f0d7808e300 R15: 0000000000022000 [ 2591.259693] FAULT_INJECTION: forcing a failure. [ 2591.259693] name failslab, interval 1, probability 0, space 0, times 0 [ 2591.260460] FAULT_INJECTION: forcing a failure. [ 2591.260460] name failslab, interval 1, probability 0, space 0, times 0 [ 2591.272125] CPU: 0 PID: 18574 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0 [ 2591.290192] FAULT_INJECTION: forcing a failure. [ 2591.290192] name failslab, interval 1, probability 0, space 0, times 0 [ 2591.301364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 2591.301369] Call Trace: [ 2591.301391] dump_stack+0x1fc/0x2ef [ 2591.301409] should_fail.cold+0xa/0xf [ 2591.301425] ? setup_fault_attr+0x200/0x200 [ 2591.301438] ? lock_acquire+0x170/0x3c0 [ 2591.301456] __should_failslab+0x115/0x180 [ 2591.333227] should_failslab+0x5/0x10 [ 2591.337023] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 2591.342117] __kmalloc_node_track_caller+0x38/0x70 [ 2591.347043] __alloc_skb+0xae/0x560 [ 2591.350661] netlink_sendmsg+0x9f6/0xc50 [ 2591.354716] ? aa_af_perm+0x230/0x230 [ 2591.358506] ? nlmsg_notify+0x1f0/0x1f0 [ 2591.362470] ? kernel_recvmsg+0x220/0x220 [ 2591.366610] ? nlmsg_notify+0x1f0/0x1f0 [ 2591.370582] sock_sendmsg+0xc3/0x120 [ 2591.374291] ___sys_sendmsg+0x7bb/0x8e0 [ 2591.378268] ? check_preemption_disabled+0x41/0x280 [ 2591.383280] ? copy_msghdr_from_user+0x440/0x440 [ 2591.388031] ? __fget+0x32f/0x510 [ 2591.391483] ? lock_downgrade+0x720/0x720 [ 2591.395627] ? check_preemption_disabled+0x41/0x280 [ 2591.400638] ? check_preemption_disabled+0x41/0x280 [ 2591.405649] ? __fget+0x356/0x510 [ 2591.409093] ? do_dup2+0x450/0x450 [ 2591.412622] ? lock_downgrade+0x720/0x720 [ 2591.416768] ? vfs_write+0x3d7/0x540 [ 2591.420484] ? __fdget+0x1d0/0x230 [ 2591.424035] __x64_sys_sendmsg+0x132/0x220 [ 2591.428263] ? __sys_sendmsg+0x1b0/0x1b0 [ 2591.432314] ? vfs_write+0x393/0x540 [ 2591.436029] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 2591.441382] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2591.446390] ? do_syscall_64+0x21/0x620 [ 2591.450356] do_syscall_64+0xf9/0x620 [ 2591.454147] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2591.459325] RIP: 0033:0x7f56fbef5279 [ 2591.463029] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 2591.481916] RSP: 002b:00007f56fa86a168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2591.489615] RAX: ffffffffffffffda RBX: 00007f56fc007f80 RCX: 00007f56fbef5279 [ 2591.496888] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004 [ 2591.504142] RBP: 00007f56fa86a1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2591.511397] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2591.518653] R13: 00007fff3a49d96f R14: 00007f56fa86a300 R15: 0000000000022000 [ 2591.525937] CPU: 1 PID: 18589 Comm: syz-executor.4 Not tainted 4.19.211-syzkaller #0 [ 2591.533862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 2591.535897] ieee802154 phy0 wpan0: encryption failed: -22 [ 2591.543207] Call Trace: [ 2591.543229] dump_stack+0x1fc/0x2ef [ 2591.543248] should_fail.cold+0xa/0xf [ 2591.543264] ? setup_fault_attr+0x200/0x200 [ 2591.543279] ? lock_acquire+0x170/0x3c0 [ 2591.543298] __should_failslab+0x115/0x180 [ 2591.549216] ieee802154 phy1 wpan1: encryption failed: -22 [ 2591.551386] should_failslab+0x5/0x10 [ 2591.551402] kmem_cache_alloc_node+0x245/0x3b0 [ 2591.551423] __alloc_skb+0x71/0x560 [ 2591.551441] netlink_ack+0x27d/0xae0 [ 2591.592476] ? __radix_tree_lookup+0x216/0x370 [ 2591.597056] ? netlink_sendmsg+0xc50/0xc50 [ 2591.601300] netlink_rcv_skb+0x353/0x440 [ 2591.605370] ? genl_family_rcv_msg+0xc40/0xc40 [ 2591.609957] ? netlink_ack+0xae0/0xae0 [ 2591.613853] ? genl_rcv+0x15/0x40 [ 2591.617320] genl_rcv+0x24/0x40 [ 2591.620601] netlink_unicast+0x4d5/0x690 [ 2591.624686] ? netlink_sendskb+0x110/0x110 [ 2591.628927] ? __check_object_size+0x17b/0x3e0 [ 2591.633517] netlink_sendmsg+0x6c3/0xc50 [ 2591.637585] ? nlmsg_notify+0x1f0/0x1f0 [ 2591.641591] ? kernel_recvmsg+0x220/0x220 [ 2591.645763] ? nlmsg_notify+0x1f0/0x1f0 [ 2591.649747] sock_sendmsg+0xc3/0x120 [ 2591.653468] ___sys_sendmsg+0x7bb/0x8e0 04:09:21 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) (fail_nth: 3) 04:09:21 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:21 executing program 0: linkat(0xffffffffffffffff, &(0x7f0000000100)='\x00', 0xffffffffffffffff, 0x0, 0x1000) r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x280, 0x142) getsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000240), &(0x7f0000000280)=0x6) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000140), 0x802, 0x0) ioctl$UI_ABS_SETUP(r1, 0x401c5504, &(0x7f0000000180)={0x1, {0x4, 0xfffffff7, 0x7, 0x7, 0x10000, 0x593}}) mknodat$null(r0, &(0x7f0000000040)='./file0\x00', 0x80, 0x103) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) [ 2591.657453] ? check_preemption_disabled+0x41/0x280 [ 2591.662475] ? copy_msghdr_from_user+0x440/0x440 [ 2591.667245] ? __fget+0x32f/0x510 [ 2591.670712] ? lock_downgrade+0x720/0x720 [ 2591.674865] ? check_preemption_disabled+0x41/0x280 [ 2591.679887] ? check_preemption_disabled+0x41/0x280 [ 2591.684913] ? __fget+0x356/0x510 [ 2591.688375] ? do_dup2+0x450/0x450 [ 2591.691920] ? lock_downgrade+0x720/0x720 [ 2591.696075] ? vfs_write+0x3d7/0x540 [ 2591.699806] ? __fdget+0x1d0/0x230 [ 2591.703359] __x64_sys_sendmsg+0x132/0x220 [ 2591.707595] ? __sys_sendmsg+0x1b0/0x1b0 [ 2591.711650] ? vfs_write+0x393/0x540 [ 2591.715377] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 2591.720855] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2591.725872] ? do_syscall_64+0x21/0x620 [ 2591.729844] do_syscall_64+0xf9/0x620 [ 2591.733660] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2591.738854] RIP: 0033:0x7f3bb1f5e279 [ 2591.742679] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 04:09:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) (fail_nth: 3) [ 2591.742687] RSP: 002b:00007f3bb08d3168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2591.742701] RAX: ffffffffffffffda RBX: 00007f3bb2070f80 RCX: 00007f3bb1f5e279 [ 2591.742710] RDX: 0000000000064864 RSI: 0000000020000100 RDI: 0000000000000006 [ 2591.742719] RBP: 00007f3bb08d31d0 R08: 0000000000000000 R09: 0000000000000000 [ 2591.742726] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2591.742734] R13: 00007ffed864ccef R14: 00007f3bb08d3300 R15: 0000000000022000 [ 2591.817778] CPU: 0 PID: 18588 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0 [ 2591.825679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 2591.828106] FAULT_INJECTION: forcing a failure. [ 2591.828106] name failslab, interval 1, probability 0, space 0, times 0 [ 2591.835033] Call Trace: [ 2591.835056] dump_stack+0x1fc/0x2ef [ 2591.835075] should_fail.cold+0xa/0xf [ 2591.835093] ? setup_fault_attr+0x200/0x200 [ 2591.835109] ? lock_acquire+0x170/0x3c0 [ 2591.835129] __should_failslab+0x115/0x180 [ 2591.835144] should_failslab+0x5/0x10 [ 2591.835158] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 2591.835178] __kmalloc_node_track_caller+0x38/0x70 [ 2591.835195] __alloc_skb+0xae/0x560 [ 2591.835212] netlink_sendmsg+0x9f6/0xc50 [ 2591.835230] ? aa_af_perm+0x230/0x230 [ 2591.835243] ? nlmsg_notify+0x1f0/0x1f0 [ 2591.835253] ? kernel_recvmsg+0x220/0x220 [ 2591.835275] ? nlmsg_notify+0x1f0/0x1f0 [ 2591.835290] sock_sendmsg+0xc3/0x120 [ 2591.835304] ___sys_sendmsg+0x7bb/0x8e0 [ 2591.835323] ? check_preemption_disabled+0x41/0x280 [ 2591.835335] ? copy_msghdr_from_user+0x440/0x440 [ 2591.835351] ? __fget+0x32f/0x510 [ 2591.835371] ? lock_downgrade+0x720/0x720 [ 2591.835385] ? check_preemption_disabled+0x41/0x280 [ 2591.835402] ? check_preemption_disabled+0x41/0x280 [ 2591.835420] ? __fget+0x356/0x510 [ 2591.835437] ? do_dup2+0x450/0x450 [ 2591.835450] ? lock_downgrade+0x720/0x720 [ 2591.835465] ? vfs_write+0x3d7/0x540 [ 2591.835483] ? __fdget+0x1d0/0x230 [ 2591.835502] __x64_sys_sendmsg+0x132/0x220 04:09:22 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd27, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}}, 0x0) (fail_nth: 3) [ 2591.835515] ? __sys_sendmsg+0x1b0/0x1b0 [ 2591.835527] ? vfs_write+0x393/0x540 [ 2591.835553] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 2591.835569] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2591.835584] ? do_syscall_64+0x21/0x620 [ 2591.835601] do_syscall_64+0xf9/0x620 [ 2591.835618] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2591.835630] RIP: 0033:0x7f0385d20279 04:09:22 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x2, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) [ 2591.835643] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 2591.835650] RSP: 002b:00007f0384695168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2591.835664] RAX: ffffffffffffffda RBX: 00007f0385e32f80 RCX: 00007f0385d20279 [ 2591.835672] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004 [ 2591.835681] RBP: 00007f03846951d0 R08: 0000000000000000 R09: 0000000000000000 [ 2591.835689] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2591.835697] R13: 00007ffc6c7fcf3f R14: 00007f0384695300 R15: 0000000000022000 04:09:22 executing program 0: linkat(0xffffffffffffffff, &(0x7f0000000100)='\x00', 0xffffffffffffffff, 0x0, 0x1000) r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x280, 0x142) getsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000240), &(0x7f0000000280)=0x6) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000140), 0x802, 0x0) ioctl$UI_ABS_SETUP(r1, 0x401c5504, &(0x7f0000000180)={0x1, {0x4, 0xfffffff7, 0x7, 0x7, 0x10000, 0x593}}) mknodat$null(r0, &(0x7f0000000040)='./file0\x00', 0x80, 0x103) [ 2592.095802] FAULT_INJECTION: forcing a failure. [ 2592.095802] name failslab, interval 1, probability 0, space 0, times 0 [ 2592.161135] CPU: 0 PID: 18611 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0 [ 2592.169034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 2592.178385] Call Trace: [ 2592.180986] dump_stack+0x1fc/0x2ef [ 2592.184622] should_fail.cold+0xa/0xf [ 2592.188434] ? setup_fault_attr+0x200/0x200 [ 2592.192761] ? lock_acquire+0x170/0x3c0 [ 2592.196736] __should_failslab+0x115/0x180 [ 2592.200978] should_failslab+0x5/0x10 [ 2592.204773] __kmalloc+0x2ab/0x3c0 [ 2592.208309] ? tracepoint_add_func+0x397/0xb90 [ 2592.212892] tracepoint_add_func+0x397/0xb90 [ 2592.217303] ? finish_task_switch+0x146/0x760 [ 2592.221800] ? trace_drop_common.constprop.0+0x570/0x570 [ 2592.227256] tracepoint_probe_register+0xa1/0xf0 [ 2592.232006] ? tracepoint_module_notify+0x5f0/0x5f0 [ 2592.237013] ? trace_drop_common.constprop.0+0x570/0x570 [ 2592.242472] net_dm_cmd_trace+0x2c1/0x3f0 [ 2592.246618] genl_family_rcv_msg+0x642/0xc40 [ 2592.251026] ? genl_rcv+0x40/0x40 [ 2592.254471] ? genl_rcv_msg+0x12f/0x160 [ 2592.258437] ? mutex_trylock+0x1a0/0x1a0 [ 2592.262501] ? __radix_tree_lookup+0x216/0x370 [ 2592.267081] genl_rcv_msg+0xbf/0x160 [ 2592.270791] netlink_rcv_skb+0x160/0x440 [ 2592.274846] ? genl_family_rcv_msg+0xc40/0xc40 [ 2592.279433] ? netlink_ack+0xae0/0xae0 [ 2592.283323] ? genl_rcv+0x15/0x40 [ 2592.286774] genl_rcv+0x24/0x40 [ 2592.290072] netlink_unicast+0x4d5/0x690 [ 2592.294130] ? netlink_sendskb+0x110/0x110 [ 2592.298359] ? _copy_from_iter_full+0x229/0x7c0 [ 2592.303026] ? __phys_addr_symbol+0x2c/0x70 [ 2592.307343] ? __check_object_size+0x17b/0x3e0 [ 2592.311919] netlink_sendmsg+0x6c3/0xc50 [ 2592.315981] ? aa_af_perm+0x230/0x230 [ 2592.319773] ? nlmsg_notify+0x1f0/0x1f0 [ 2592.323735] ? kernel_recvmsg+0x220/0x220 [ 2592.327884] ? nlmsg_notify+0x1f0/0x1f0 [ 2592.331854] sock_sendmsg+0xc3/0x120 [ 2592.335563] ___sys_sendmsg+0x7bb/0x8e0 [ 2592.339543] ? check_preemption_disabled+0x41/0x280 [ 2592.344551] ? copy_msghdr_from_user+0x440/0x440 [ 2592.349301] ? __fget+0x32f/0x510 [ 2592.352765] ? lock_downgrade+0x720/0x720 [ 2592.356906] ? check_preemption_disabled+0x41/0x280 [ 2592.361919] ? check_preemption_disabled+0x41/0x280 [ 2592.366933] ? __fget+0x356/0x510 [ 2592.370384] ? do_dup2+0x450/0x450 [ 2592.373915] ? lock_downgrade+0x720/0x720 [ 2592.378089] ? vfs_write+0x3d7/0x540 [ 2592.381798] ? __fdget+0x1d0/0x230 [ 2592.385337] __x64_sys_sendmsg+0x132/0x220 [ 2592.389572] ? __sys_sendmsg+0x1b0/0x1b0 [ 2592.393631] ? vfs_write+0x393/0x540 [ 2592.397348] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 2592.402710] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2592.407726] ? do_syscall_64+0x21/0x620 [ 2592.411697] do_syscall_64+0xf9/0x620 [ 2592.415497] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2592.420688] RIP: 0033:0x7f0d79719279 [ 2592.424395] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 2592.443289] RSP: 002b:00007f0d7806d168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2592.450995] RAX: ffffffffffffffda RBX: 00007f0d7982c050 RCX: 00007f0d79719279 04:09:22 executing program 4: ioctl$DRM_IOCTL_MODE_PAGE_FLIP(0xffffffffffffffff, 0xc01864b0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(0x0, r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r2) sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x1, 0x0, 0x25dfdbfb, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x64864) [ 2592.458263] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004 [ 2592.465526] RBP: 00007f0d7806d1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2592.472794] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2592.480056] R13: 00007ffd0235f6bf R14: 00007f0d7806d300 R15: 0000000000022000 [ 2592.487340] CPU: 1 PID: 18601 Comm: syz-executor.1 Not tainted 4.19.211-syzkaller #0 [ 2592.495230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 2592.504583] Call Trace: [ 2592.507182] dump_stack+0x1fc/0x2ef [ 2592.510821] should_fail.cold+0xa/0xf [ 2592.514635] ? setup_fault_attr+0x200/0x200 [ 2592.518969] ? lock_acquire+0x170/0x3c0 [ 2592.522962] __should_failslab+0x115/0x180 [ 2592.527212] should_failslab+0x5/0x10 [ 2592.531022] kmem_cache_alloc_node+0x245/0x3b0 [ 2592.535617] __alloc_skb+0x71/0x560 [ 2592.539257] netlink_ack+0x27d/0xae0 [ 2592.542976] ? __radix_tree_lookup+0x216/0x370 [ 2592.547572] ? netlink_sendmsg+0xc50/0xc50 [ 2592.551821] netlink_rcv_skb+0x353/0x440 [ 2592.555893] ? genl_family_rcv_msg+0xc40/0xc40 [ 2592.560485] ? netlink_ack+0xae0/0xae0 [ 2592.564380] ? genl_rcv+0x15/0x40 [ 2592.567847] genl_rcv+0x24/0x40 [ 2592.571133] netlink_unicast+0x4d5/0x690 [ 2592.575211] ? netlink_sendskb+0x110/0x110 [ 2592.579465] ? _copy_from_iter_full+0x229/0x7c0 [ 2592.584142] ? __phys_addr_symbol+0x2c/0x70 [ 2592.588475] ? __check_object_size+0x17b/0x3e0 [ 2592.593070] netlink_sendmsg+0x6c3/0xc50 [ 2592.597142] ? aa_af_perm+0x230/0x230 [ 2592.600961] ? nlmsg_notify+0x1f0/0x1f0 [ 2592.604941] ? kernel_recvmsg+0x220/0x220 [ 2592.609086] ? nlmsg_notify+0x1f0/0x1f0 [ 2592.613054] sock_sendmsg+0xc3/0x120 [ 2592.616758] ___sys_sendmsg+0x7bb/0x8e0 [ 2592.620725] ? check_preemption_disabled+0x41/0x280 [ 2592.625730] ? copy_msghdr_from_user+0x440/0x440 [ 2592.630477] ? __fget+0x32f/0x510 [ 2592.633924] ? lock_downgrade+0x720/0x720 [ 2592.638063] ? check_preemption_disabled+0x41/0x280 [ 2592.643070] ? check_preemption_disabled+0x41/0x280 [ 2592.648079] ? __fget+0x356/0x510 [ 2592.651523] ? do_dup2+0x450/0x450 [ 2592.655051] ? lock_downgrade+0x720/0x720 [ 2592.659191] ? vfs_write+0x3d7/0x540 [ 2592.662900] ? __fdget+0x1d0/0x230 [ 2592.666437] __x64_sys_sendmsg+0x132/0x220 [ 2592.670660] ? __sys_sendmsg+0x1b0/0x1b0 [ 2592.674724] ? vfs_write+0x393/0x540 [ 2592.678477] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 2592.683838] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2592.688852] ? do_syscall_64+0x21/0x620 [ 2592.692822] do_syscall_64+0xf9/0x620 [ 2592.696632] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2592.701817] RIP: 0033:0x7f56fbef5279 [ 2592.705528] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 2592.724424] RSP: 002b:00007f56fa86a168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2592.732132] RAX: ffffffffffffffda RBX: 00007f56fc007f80 RCX: 00007f56fbef5279 [ 2592.739403] RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000004 [ 2592.746663] RBP: 00007f56fa86a1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2592.753920] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 04:09:22 executing program 0: linkat(0xffffffffffffffff, &(0x7f0000000100)='\x00', 0xffffffffffffffff, 0x0, 0x1000) r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x280, 0x142) getsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000240), &(0x7f0000000280)=0x6) r1 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000140), 0x802, 0x0) ioctl$UI_ABS_SETUP(r1, 0x401c5504, &(0x7f0000000180)={0x1, {0x4, 0xfffffff7, 0x7, 0x7, 0x10000, 0x593}}) [ 2592.761182] R13: 00007fff3a49d96f R14: 00007f56fa86a300 R15: 0000000000022000 04:09:22 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, 0x0, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:22 executing program 0: linkat(0xffffffffffffffff, &(0x7f0000000100)='\x00', 0xffffffffffffffff, 0x0, 0x1000) r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x280, 0x142) getsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000240), &(0x7f0000000280)=0x6) ioctl$UI_ABS_SETUP(0xffffffffffffffff, 0x401c5504, &(0x7f0000000180)={0x1, {0x4, 0xfffffff7, 0x7, 0x7, 0x10000, 0x593}}) [ 2592.850265] WARNING: CPU: 0 PID: 18625 at kernel/tracepoint.c:303 tracepoint_add_func+0x9e9/0xb90 [ 2592.859308] Kernel panic - not syncing: panic_on_warn set ... [ 2592.859308] [ 2592.866774] CPU: 0 PID: 18625 Comm: syz-executor.4 Not tainted 4.19.211-syzkaller #0 [ 2592.874657] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 2592.884015] Call Trace: [ 2592.886678] dump_stack+0x1fc/0x2ef [ 2592.890322] panic+0x26a/0x50e [ 2592.893525] ? __warn_printk+0xf3/0xf3 [ 2592.897429] ? tracepoint_add_func+0x9e9/0xb90 [ 2592.902016] ? __probe_kernel_read+0x130/0x1b0 [ 2592.906601] ? __warn.cold+0x5/0x5a [ 2592.910234] ? __warn+0xe4/0x200 [ 2592.913608] ? tracepoint_add_func+0x9e9/0xb90 [ 2592.918201] __warn.cold+0x20/0x5a [ 2592.921750] ? tracepoint_add_func+0x9e9/0xb90 [ 2592.926337] report_bug+0x262/0x2b0 [ 2592.929983] do_error_trap+0x1d7/0x310 [ 2592.933876] ? math_error+0x310/0x310 [ 2592.937691] ? error_entry+0x72/0xd0 [ 2592.941413] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2592.946439] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 2592.951295] invalid_op+0x14/0x20 [ 2592.954755] RIP: 0010:tracepoint_add_func+0x9e9/0xb90 [ 2592.959946] Code: 4c 89 e5 48 98 48 8d 04 40 4c 8d 24 c1 e9 82 fc ff ff e8 6a bb fe ff 48 83 fb f4 74 92 e8 5f bb fe ff 41 89 dc e8 57 bb fe ff <0f> 0b e9 98 f8 ff ff e8 4b bb fe ff 49 83 c4 28 48 8b 2c 24 e9 51 [ 2592.978846] RSP: 0018:ffff888091cf7598 EFLAGS: 00010202 [ 2592.984212] RAX: ffff8880a50f82c0 RBX: 0000000000000001 RCX: ffffffff8163c2b0 [ 2592.991484] RDX: 0000000000000003 RSI: ffffffff8163ca19 RDI: 0000000000000463 [ 2592.998757] RBP: 0000000000000000 R08: 0000000000008c68 R09: 0000000000000000 [ 2593.006030] R10: 0000000000000001 R11: 0000000000001188 R12: 00000000ffffffef [ 2593.013312] R13: 00000000ffffffff R14: 0000000000000000 R15: dffffc0000000000 [ 2593.020601] ? tracepoint_add_func+0x280/0xb90 [ 2593.025193] ? tracepoint_add_func+0x9e9/0xb90 [ 2593.029875] ? tracepoint_add_func+0x9e9/0xb90 [ 2593.034466] ? trace_kfree_skb_hit+0x20/0x20 [ 2593.038890] ? trace_kfree_skb_hit+0x20/0x20 [ 2593.043308] tracepoint_probe_register+0xa1/0xf0 [ 2593.048069] ? tracepoint_module_notify+0x5f0/0x5f0 [ 2593.053095] ? trace_kfree_skb_hit+0x20/0x20 [ 2593.057514] ? lock_downgrade+0x720/0x720 [ 2593.061671] ? lock_acquire+0x170/0x3c0 [ 2593.065662] net_dm_cmd_trace+0x2d9/0x3f0 [ 2593.069819] genl_family_rcv_msg+0x642/0xc40 [ 2593.074243] ? genl_rcv+0x40/0x40 [ 2593.077701] ? genl_rcv_msg+0x12f/0x160 [ 2593.081680] ? mutex_trylock+0x1a0/0x1a0 [ 2593.085754] ? __radix_tree_lookup+0x216/0x370 [ 2593.090346] genl_rcv_msg+0xbf/0x160 [ 2593.094069] netlink_rcv_skb+0x160/0x440 [ 2593.098139] ? genl_family_rcv_msg+0xc40/0xc40 [ 2593.102729] ? netlink_ack+0xae0/0xae0 [ 2593.106623] ? genl_rcv+0x15/0x40 [ 2593.110095] genl_rcv+0x24/0x40 [ 2593.113387] netlink_unicast+0x4d5/0x690 [ 2593.117470] ? netlink_sendskb+0x110/0x110 [ 2593.121717] ? __check_object_size+0x17b/0x3e0 [ 2593.126309] netlink_sendmsg+0x6c3/0xc50 [ 2593.130381] ? nlmsg_notify+0x1f0/0x1f0 [ 2593.134354] ? kernel_recvmsg+0x220/0x220 [ 2593.138515] ? nlmsg_notify+0x1f0/0x1f0 [ 2593.142500] sock_sendmsg+0xc3/0x120 [ 2593.146217] ___sys_sendmsg+0x7bb/0x8e0 04:09:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000640)={0x0, 0x0, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:23 executing program 0: linkat(0xffffffffffffffff, &(0x7f0000000100)='\x00', 0xffffffffffffffff, 0x0, 0x1000) r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x280, 0x142) getsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000240), &(0x7f0000000280)=0x6) ioctl$UI_ABS_SETUP(0xffffffffffffffff, 0x401c5504, &(0x7f0000000180)={0x1, {0x4, 0xfffffff7, 0x7, 0x7, 0x10000, 0x593}}) 04:09:23 executing program 2: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000680), r1) sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={0x0, 0x3, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}}, 0x0) 04:09:23 executing program 0: linkat(0xffffffffffffffff, &(0x7f0000000100)='\x00', 0xffffffffffffffff, 0x0, 0x1000) r0 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x280, 0x142) getsockopt$bt_l2cap_L2CAP_CONNINFO(r0, 0x6, 0x2, &(0x7f0000000240), &(0x7f0000000280)=0x6) ioctl$UI_ABS_SETUP(0xffffffffffffffff, 0x401c5504, &(0x7f0000000180)={0x1, {0x4, 0xfffffff7, 0x7, 0x7, 0x10000, 0x593}}) 04:09:23 executing program 0: linkat(0xffffffffffffffff, &(0x7f0000000100)='\x00', 0xffffffffffffffff, 0x0, 0x1000) openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x280, 0x142) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000140), 0x802, 0x0) ioctl$UI_ABS_SETUP(r0, 0x401c5504, &(0x7f0000000180)={0x1, {0x4, 0xfffffff7, 0x7, 0x7, 0x10000, 0x593}}) [ 2593.150197] ? copy_msghdr_from_user+0x440/0x440 [ 2593.154961] ? __fget+0x32f/0x510 [ 2593.158427] ? lock_downgrade+0x720/0x720 [ 2593.162582] ? check_preemption_disabled+0x41/0x280 [ 2593.167609] ? check_preemption_disabled+0x41/0x280 [ 2593.172633] ? __fget+0x356/0x510 [ 2593.176097] ? do_dup2+0x450/0x450 [ 2593.179644] ? debug_object_active_state+0x254/0x330 [ 2593.184760] ? __fdget+0x1d0/0x230 [ 2593.188317] __x64_sys_sendmsg+0x132/0x220 [ 2593.192560] ? __sys_sendmsg+0x1b0/0x1b0 [ 2593.196765] ? __se_sys_futex+0x298/0x3b0 [ 2593.200933] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 2593.206303] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2593.211326] ? do_syscall_64+0x21/0x620 [ 2593.215312] do_syscall_64+0xf9/0x620 [ 2593.219130] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2593.224323] RIP: 0033:0x7f3bb1f5e279 [ 2593.228037] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 2593.228443] uinput: abs_flat #01 out of range: 65536 (min:-9/max:7) [ 2593.246933] RSP: 002b:00007f3bb08d3168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2593.246967] RAX: ffffffffffffffda RBX: 00007f3bb2070f80 RCX: 00007f3bb1f5e279 [ 2593.246976] RDX: 0000000000064864 RSI: 0000000020000100 RDI: 0000000000000006 [ 2593.246984] RBP: 00007f3bb1fb8189 R08: 0000000000000000 R09: 0000000000000000 [ 2593.246992] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 2593.247000] R13: 00007ffed864ccef R14: 00007f3bb08d3300 R15: 0000000000022000 [ 2593.253587] Kernel Offset: disabled [ 2593.301142] Rebooting in 86400 seconds..