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", 0x1000}, {&(0x7f0000002600)="6e623735473fb34777afec97f2150a93d2e514780f07085883eb48331a606f53167d903a26e8dbe5b61260f68efbdb493d563ae8e5b5f68f4e1337d9a2b5587ae440969c31db5825f65e1325dc78d31bce9fb46ec1c2bff50a", 0x59}, {&(0x7f0000002680)="ffc912cab90c004d3cea566fcd23f0482184291e6f66a19c49778c5d8ddc2a29", 0x20}, {&(0x7f00000026c0)}, {&(0x7f0000002700)="345f946de1ca5635ded595200979b3556f60140f46e39fd746b7258c433d1839a3203c232680a7614a8b93cea54738f0056ffd8b7eea1ef066c9297c0eb6e4349c31add47adc71a5952731edf911151d7b91b64b3e979e9d6d", 0x59}, {&(0x7f0000002780)="62722aee4016649751136a386b395263468147c893d7ef5fdb2d3574449dd07d07a594c21637bd5c757dc154b75dc3a878904f0aa66dff5d51536b844bb8caecb85dc2b5cc3b61e835db2669f2bdaf6bed180b265b8a613ac03978515215ee8c76435e0190917abeaab5345edb72a22f0364371aaa6476fb0d22ed45ba", 0x7d}, {&(0x7f0000002800)="139b2df04713e8fc402dd1f5558b6fb229f6505ac2", 0x15}], 0x8, 0x12, 0x1, {0x2}}, 0x20) r10 = openat$vcs(0xffffffffffffff9c, &(0x7f0000002580), 0x400240, 0x0) perf_event_open$cgroup(&(0x7f0000002500)={0x4, 0x80, 0x8, 0x2a, 0x9, 0x80, 0x0, 0x0, 0x21002, 0x2, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x3, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x4, 0x7, @perf_bp={&(0x7f00000024c0), 0x6}, 0x112a, 0x7fffffff000, 0x2, 0x7, 0xfffffffffffffffb, 0x6, 0x7, 0x0, 0x1ff, 0x0, 0x101}, r10, 0x9, r2, 0x1) 03:18:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f930, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f608, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:48 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x4, @private=0xa010102}, 0x10) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) r2 = fork() perf_event_open(&(0x7f0000000000)={0x3, 0x80, 0x8, 0x3, 0x9, 0x80, 0x0, 0x40000000000, 0x1004, 0xc, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x4, @perf_config_ext={0x34d, 0x8000}, 0x400, 0x7, 0xffff, 0x2, 0xfffffffffffffffa, 0x3, 0x7, 0x0, 0xffffffff, 0x0, 0x5a5}, r2, 0xe, r1, 0x8) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:18:48 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x14, 0x5, 0x0, 0x1, [@IFLA_BRPORT_PROXYARP_WIFI={0x5}, @IFLA_BRPORT_PROTECT={0x5, 0x6, 0x1}]}}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x10000}, 0x14) 03:18:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f591, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:48 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x14, 0x5, 0x0, 0x1, [@IFLA_BRPORT_PROXYARP_WIFI={0x5}, @IFLA_BRPORT_PROTECT={0x5, 0x6, 0x1}]}}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x10000}, 0x14) [ 1492.119125][T11415] block (null): Could not allocate knbd recv work queue. 03:18:48 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f931, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1492.172762][T11415] nbd: failed to add new device [ 1492.185056][T11421] block (null): Could not allocate knbd recv work queue. [ 1492.204058][T11421] nbd: failed to add new device 03:18:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f609, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:48 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:48 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x14, 0x5, 0x0, 0x1, [@IFLA_BRPORT_PROXYARP_WIFI={0x5}, @IFLA_BRPORT_PROTECT={0x5, 0x6, 0x1}]}}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x10000}, 0x14) 03:18:48 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f592, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f932, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:49 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext={0x8001, 0x2040000000}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:18:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f60a, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:49 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:49 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x34, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x1c, 0x5, 0x0, 0x1, [@IFLA_BRPORT_PROXYARP_WIFI={0x5}, @IFLA_BRPORT_PROTECT={0x5, 0x6, 0x1}, @IFLA_BRPORT_COST={0x8}]}}}]}, 0x54}, 0x1, 0x0, 0x0, 0x10000}, 0x14) 03:18:49 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:49 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x34, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x1c, 0x5, 0x0, 0x1, [@IFLA_BRPORT_PROXYARP_WIFI={0x5}, @IFLA_BRPORT_PROTECT={0x5, 0x6, 0x1}, @IFLA_BRPORT_COST={0x8}]}}}]}, 0x54}, 0x1, 0x0, 0x0, 0x10000}, 0x14) 03:18:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f593, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f933, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:49 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) [ 1493.593696][T11505] block (null): Could not allocate knbd recv work queue. [ 1493.643712][T11505] nbd: failed to add new device 03:18:49 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) [ 1493.688800][T11496] block (null): Could not allocate knbd recv work queue. 03:18:49 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x34, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x1c, 0x5, 0x0, 0x1, [@IFLA_BRPORT_PROXYARP_WIFI={0x5}, @IFLA_BRPORT_PROTECT={0x5, 0x6, 0x1}, @IFLA_BRPORT_COST={0x8}]}}}]}, 0x54}, 0x1, 0x0, 0x0, 0x10000}, 0x14) [ 1493.737898][T11496] nbd: failed to add new device 03:18:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f594, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1493.781405][T11512] block (null): Could not allocate knbd recv work queue. [ 1493.816223][T11512] nbd: failed to add new device 03:18:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f60b, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:50 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) setsockopt$inet_dccp_buf(0xffffffffffffffff, 0x21, 0x2, &(0x7f0000000000)="33fc18021a8d4619f9c632a7fa9e1e1101add9304b7337ede60775d83ca120dcacf7b185debab78cd11fac8f2570b4fa4ec5235677fa4d8eaf86b2f94a38c2d55f28d7dd15f639fb87deeb240400122fb1b14f6c852daad43ccbe2afd3241088967d54613a84", 0x66) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f00000001c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffd}, 0x0, 0x0, 0xffffffffffffffff, 0x3) r1 = syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) syz_io_uring_setup(0x6922, &(0x7f0000000080)={0x0, 0x8f95, 0x20, 0x3, 0x293, 0x0, r1}, &(0x7f0000ffc000/0x2000)=nil, &(0x7f0000ffd000/0x3000)=nil, &(0x7f0000000100), &(0x7f0000000180)) 03:18:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f934, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:50 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x14, 0x5, 0x0, 0x1, [@IFLA_BRPORT_PROXYARP_WIFI={0x5}, @IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x10000}, 0x14) 03:18:50 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:50 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x14, 0x5, 0x0, 0x1, [@IFLA_BRPORT_PROXYARP_WIFI={0x5}, @IFLA_BRPORT_COST={0x8}]}}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x10000}, 0x14) [ 1494.161763][T11541] block (null): Could not allocate knbd recv work queue. [ 1494.193165][T11541] nbd: failed to add new device [ 1494.223212][T11543] block (null): Could not allocate knbd recv work queue. 03:18:50 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:50 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x14, 0x5, 0x0, 0x1, [@IFLA_BRPORT_PROXYARP_WIFI={0x5}, @IFLA_BRPORT_COST={0x8}]}}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x10000}, 0x14) [ 1494.265613][T11543] nbd: failed to add new device 03:18:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f595, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f935, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f60c, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:50 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc}, 0x0, 0x0, 0xffffffffffffffff, 0x3) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r1 = socket(0x40000000015, 0x5, 0x0) connect$inet(r1, &(0x7f0000000000)={0x2, 0x0, @loopback}, 0x10) getsockname$packet(r1, 0x0, &(0x7f00000002c0)) getsockopt$inet_dccp_int(r1, 0x21, 0x3, &(0x7f0000000000), &(0x7f0000000040)=0x4) socket$inet_udplite(0x2, 0x2, 0x88) 03:18:50 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x2c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x14, 0x5, 0x0, 0x1, [@IFLA_BRPORT_PROXYARP_WIFI={0x5}, @IFLA_BRPORT_COST={0x8}]}}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x10000}, 0x14) 03:18:50 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:50 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}, 0x1, 0x0, 0x0, 0x10000}, 0x14) [ 1494.703389][T11576] block (null): Could not allocate knbd recv work queue. [ 1494.719872][T11576] nbd: failed to add new device [ 1494.765179][T11580] block (null): Could not allocate knbd recv work queue. [ 1494.802776][T11580] nbd: failed to add new device 03:18:50 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) [ 1494.845046][T11582] block (null): Could not allocate knbd recv work queue. [ 1494.872820][T11582] nbd: failed to add new device 03:18:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f936, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f596, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:51 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000700)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x4}]}, 0x31}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000000)) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:18:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f60d, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:51 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8}]}}}]}, 0x44}, 0x1, 0x0, 0x0, 0x10000}, 0x14) 03:18:51 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:51 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8}]}}}]}, 0x44}, 0x1, 0x0, 0x0, 0x10000}, 0x14) 03:18:51 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:51 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8}]}}}]}, 0x44}, 0x1, 0x0, 0x0, 0x10000}, 0x14) [ 1495.425706][T11616] block (null): Could not allocate knbd recv work queue. [ 1495.479764][T11616] nbd: failed to add new device 03:18:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f597, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:51 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f937, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f60e, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:51 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:52 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000000)='bond_slave_0\x00', 0xf) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) fsetxattr$security_capability(r1, &(0x7f0000000040), &(0x7f0000000080)=@v3={0x3000000, [{0x9, 0xfffff029}, {0x80000001, 0x4}], 0xee01}, 0x18, 0x2) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:18:52 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:52 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1495.994508][T11653] block (null): Could not allocate knbd recv work queue. [ 1496.036200][T11653] nbd: failed to add new device [ 1496.070707][T11662] block (null): Could not allocate knbd recv work queue. [ 1496.102591][T11662] nbd: failed to add new device 03:18:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f60f, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f598, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f938, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:52 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:52 executing program 1: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x4, @private=0xa010102}, 0x10) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) r2 = fork() perf_event_open(&(0x7f0000000000)={0x3, 0x80, 0x8, 0x3, 0x9, 0x80, 0x0, 0x40000000000, 0x1004, 0xc, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x4, @perf_config_ext={0x34d, 0x8000}, 0x400, 0x7, 0xffff, 0x2, 0xfffffffffffffffa, 0x3, 0x7, 0x0, 0xffffffff, 0x0, 0x5a5}, r2, 0xe, r1, 0x8) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:18:52 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) shutdown(r0, 0x0) [ 1496.516519][T11684] block (null): Could not allocate knbd recv work queue. [ 1496.566517][T11684] nbd: failed to add new device [ 1496.612958][T11691] block (null): Could not allocate knbd recv work queue. 03:18:52 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f939, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1496.674796][T11691] nbd: failed to add new device 03:18:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f599, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:52 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f00000001c0)={0x2, 0x4e22, @remote}, 0x10) r1 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r1, &(0x7f0000000180)={0x2, 0x4e24, @loopback}, 0x10) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f0000000080)=@broute={'broute\x00', 0x20, 0x3, 0x542, [0x0, 0x0, 0x0, 0x0, 0x0, 0x20000380], 0x0, &(0x7f0000000040), &(0x7f0000000380)=[{0x0, '\x00', 0x0, 0xffffffffffffffff}, {0x0, '\x00', 0x0, 0xfffffffffffffffc, 0x2, [{0x9, 0x22, 0x18, 'macvlan1\x00', 'netdevsim0\x00', 'veth1_vlan\x00', 'vlan1\x00', @local, [0xff, 0xff, 0x0, 0x0, 0x0, 0xff], @broadcast, [0xff, 0xff, 0xff, 0x0, 0x0, 0xff], 0x6e, 0xf6, 0x13e, [], [@common=@IDLETIMER={'IDLETIMER\x00', 0x28, {{0x8, 'syz1\x00', {0x20}}}}, @common=@mark={'mark\x00', 0x10, {{0xffffffe0, 0xffffffffffffffff}}}], @common=@ERROR={'ERROR\x00', 0x20, {"6a32021730e50ff001e3701de300a44efd6f9a5a430173d4cfc06b0300e1"}}}, {0x3, 0x2b, 0x1, 'syzkaller1\x00', 'veth1_vlan\x00', 'vcan0\x00', 'veth1_macvtap\x00', @empty, [0xff, 0xff], @local, [0xff, 0xff, 0xff, 0xff, 0xff], 0x9e, 0x1ce, 0x1fe, [@connlabel={{'connlabel\x00', 0x0, 0x8}, {{0xd10, 0x3}}}], [@common=@SECMARK={'SECMARK\x00', 0x108, {{0x1, 0x8, 'system_u:object_r:getty_var_run_t:s0\x00'}}}], @common=@NFQUEUE0={'NFQUEUE\x00', 0x8, {{0x5}}}}]}, {0x0, '\x00', 0x2, 0xffffffffffffffff, 0x1, [{0x5, 0x60, 0x6005, 'syzkaller0\x00', 'veth0_to_bridge\x00', 'veth1\x00', 'macvtap0\x00', @random="569387194507", [0x0, 0x0, 0xff, 0x0, 0x0, 0xff], @multicast, [0xff, 0xff, 0xff, 0x0, 0xff, 0xff], 0xde, 0x146, 0x176, [@stp={{'stp\x00', 0x0, 0x48}, {{0x9, {0x81, 0x2, 0x0, @random="af3afd33dd8a", [0xff, 0x0, 0x0, 0x0, 0xff], 0x1, 0x3, 0x9, 0x0, @remote, [0x0, 0x0, 0xff, 0x0, 0xff], 0x4e22, 0x4e23, 0x5, 0xffff, 0x1000, 0x9, 0x7, 0x2, 0x20, 0x44}, 0x900, 0xa}}}], [@common=@mark={'mark\x00', 0x10, {{0xfffffff0, 0xffffffffffffffff}}}, @common=@STANDARD={'\x00', 0x8, {0xfffffffffffffffd}}], @common=@AUDIT={'AUDIT\x00', 0x8}}]}]}, 0x5ba) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCSIFVLAN_GET_VLAN_VID_CMD(r0, 0x8983, &(0x7f0000000000)) r2 = openat$dsp1(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) close(r2) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:18:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f610, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f92d, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:53 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f93a, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1497.383591][T11733] block (null): Could not allocate knbd recv work queue. [ 1497.421849][T11733] nbd: failed to add new device [ 1497.459615][T11737] block (null): Could not allocate knbd recv work queue. [ 1497.489266][T11737] nbd: failed to add new device 03:18:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f59a, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f588, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f611, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:53 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:53 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:54 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x8, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) socket(0x0, 0x2, 0x2) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:18:54 executing program 1: socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x54, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x34, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x1c, 0x5, 0x0, 0x1, [@IFLA_BRPORT_PROXYARP_WIFI={0x5}, @IFLA_BRPORT_PROTECT={0x5, 0x6, 0x1}, @IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x54}, 0x1, 0x0, 0x0, 0x10000}, 0x14) 03:18:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f93b, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:54 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) [ 1498.050615][T11775] block (null): Could not allocate knbd recv work queue. [ 1498.059589][T11775] nbd: failed to add new device 03:18:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f59b, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f612, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:54 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000), 0x801, 0x0) io_uring_enter(r1, 0x94d, 0x12b8, 0x2, &(0x7f0000000040)={[0x5]}, 0x8) r2 = openat$mice(0xffffffffffffff9c, &(0x7f0000000080), 0x200001) fsmount(r2, 0x1, 0x7c) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:18:54 executing program 1: r0 = socket$inet_udp(0x2, 0x2, 0x0) preadv(r0, &(0x7f0000002a40)=[{&(0x7f0000000040)=""/72, 0x48}, {&(0x7f0000001780)=""/241, 0xf1}, {&(0x7f0000001880)=""/218, 0xda}, {&(0x7f0000000280)=""/173, 0xad}, {&(0x7f0000001980)=""/4096, 0x1000}, {&(0x7f0000002980)=""/181, 0xb5}], 0x6, 0x7, 0x2) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f0000000000), 0x4000c2, 0x0) setsockopt$sock_timeval(r1, 0x1, 0x15, &(0x7f00000000c0), 0x10) r2 = socket$inet_udp(0x2, 0x2, 0x0) r3 = socket(0x40000000015, 0x5, 0x0) connect$inet(r3, &(0x7f0000000000)={0x2, 0x0, @loopback}, 0x10) getsockname$packet(r3, 0x0, &(0x7f00000002c0)) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000002ac0)=0x14) ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000180)={"9ec2d5ac3a6af66a5866c8a5074e69da", 0x0, 0x0, {0x7fffffff, 0xfffff801}, {0x5, 0x100}, 0x9, [0x4, 0x6, 0x6, 0x8001, 0x0, 0x2, 0x100000001, 0x7, 0x1, 0x6, 0x3, 0x4a1e, 0x3ff, 0xfffffffffffffffd, 0x3ac, 0x7ff]}) ioctl$BTRFS_IOC_SCRUB(r0, 0xc400941b, &(0x7f0000000380)={0x0, 0x5, 0x3, 0x1}) ioctl$BTRFS_IOC_RM_DEV_V2(r2, 0x5000943a, &(0x7f0000000780)={{}, r4, 0x1a, @unused=[0x80000000, 0x0, 0x10000, 0x8], @devid=r5}) ioctl$sock_inet6_SIOCADDRT(r1, 0x890b, &(0x7f0000003f80)={@private0, @mcast1, @private2={0xfc, 0x2, '\x00', 0x1}, 0x7fffffff, 0x800, 0xfe00, 0x400, 0x80000001, 0x200081}) r6 = syz_mount_image$pvfs2(&(0x7f0000002b00), &(0x7f0000002b40)='./file0\x00', 0x7, 0x4, &(0x7f0000002d40)=[{&(0x7f0000002b80)="7f22e21327430d6d1ebbcff9e297e1b2ffa2eae37c120354c1e351eae66231bf6373740fd6a6f8f2a0f284f907cfb024fcd03fcaa6b23d74fcd4aba620f244371ee84f3ddbc7e3e4ac8e13d4271d8b9f73d1797c068a0cb8ea567d17979f4aa08dbc949a33aafd366ca9f93453b8a9599053255349c07bd3bd65bd803cc434c07b3b6aa07b4434b7cadd87b0e3c74fe067b42c287c75d30f70143bdc", 0x9c, 0x9}, {&(0x7f0000002c40)="a91163cdecec4d2c6b8b02bc86c7da7e660d59eedd0454ef001b30b24e75127a0922eec6f877345fa5b7cfb1726f9ee241b4807e7f06a2d27f3bcdd6901cfe5ef0d8", 0x42, 0x4}, {&(0x7f0000002cc0)="618fb0593b821316898949bfef7d561b1ceb6e36f809", 0x16, 0x2a84}, {&(0x7f0000002d00)="d2173fdd1aee25a304599bdd7e5bfab99e08ff40ab3a8abe35ece69a83280a3b8e22d8", 0x23, 0x10001}], 0x810, &(0x7f0000002dc0)=ANY=[@ANYBLOB="28215c40272d2b232f242ac7262c2c002c776c616e31002c2c272327213a7d2c5d215d7b255b2c2d2c6d6561737572652c666f775c65723c", @ANYRESDEC=0xee00, @ANYBLOB=',euid>', @ANYRESDEC, @ANYBLOB=',\x00']) write$binfmt_elf64(r6, &(0x7f0000002e40)=ANY=[@ANYBLOB="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"], 0xaed) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) [ 1498.441169][T11808] block (null): Could not allocate knbd recv work queue. 03:18:54 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, 0x0) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) [ 1498.485260][T11808] nbd: failed to add new device [ 1498.548081][T11807] block (null): Could not allocate knbd recv work queue. [ 1498.582817][T11807] nbd: failed to add new device 03:18:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f93c, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f613, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1498.716507][T11818] loop1: detected capacity change from 0 to 256 03:18:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f59c, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:55 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, 0x0) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:55 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) ioctl$sock_inet_SIOCGIFPFLAGS(r0, 0x8935, &(0x7f0000000000)={'veth0\x00'}) perf_event_open(&(0x7f000001d000)={0x2, 0x80, 0x4, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x80000001, 0xa}, 0x0, 0x22, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x0, 0x40000) 03:18:55 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, 0x0) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f93d, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f59d, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f614, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:55 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x1000004, 0x110, r1, 0x0) [ 1499.519495][T11818] orangefs_mount: mount request failed with -4 03:18:55 executing program 1: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) r1 = socket(0x40000000015, 0x5, 0x0) connect$inet(r1, &(0x7f0000000000)={0x2, 0x0, @loopback}, 0x10) getsockname$packet(r1, 0x0, &(0x7f00000002c0)) setsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r1, 0x84, 0x13, &(0x7f0000000000)=0x1000, 0x4) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:18:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f93e, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:55 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:55 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000700)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x4}]}, 0x31}}, 0x0) ioctl$sock_inet_SIOCSIFNETMASK(r1, 0x891c, &(0x7f0000000040)={'ip6erspan0\x00', {0x2, 0x0, @broadcast}}) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) creat(&(0x7f0000000000)='./file0\x00', 0x17) r5 = syz_genetlink_get_family_id$nl80211(&(0x7f00000000c0), r3) sendmsg$NL80211_CMD_JOIN_OCB(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10208}, 0xc, &(0x7f0000000100)={&(0x7f0000000180)={0x4c, r5, 0x200, 0x70bd2b, 0x25dfdbfc, {{}, {@void, @void}}, [@NL80211_ATTR_WIPHY_FREQ_OFFSET={0x8, 0x122, 0x146}, @NL80211_ATTR_WIPHY_EDMG_CHANNELS={0x5, 0x118, 0x24}, @NL80211_ATTR_WIPHY_CHANNEL_TYPE={0x8, 0x27, 0x2}, @NL80211_ATTR_WIPHY_FREQ={0x8, 0x26, @random=0x16ee}, @NL80211_ATTR_WIPHY_EDMG_BW_CONFIG={0x5, 0x119, 0x4}, @NL80211_ATTR_WIPHY_EDMG_CHANNELS={0x5, 0x118, 0xf}, @NL80211_ATTR_WIPHY_FREQ_OFFSET={0x8, 0x122, 0x1e2}]}, 0x4c}}, 0x0) 03:18:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f59e, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f615, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:55 executing program 1: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) mmap$IORING_OFF_SQ_RING(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x1000004, 0x110, r1, 0x0) 03:18:56 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f93f, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:56 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f915, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:56 executing program 2: socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r1}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f616, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f59f, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:56 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00'}) sendmsg$nl_route(r0, 0x0, 0x14) 03:18:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f940, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1500.677673][T11959] block (null): Could not allocate knbd recv work queue. [ 1500.712711][T11959] nbd: failed to add new device 03:18:56 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) r1 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000), 0x400, 0x0) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r1, 0x6, 0x1d, &(0x7f0000000040)={0x1, 0x0, 0x3f, 0xf4, 0x10000}, 0x14) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:18:56 executing program 1: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0xffffff7f00000000) [ 1500.761424][T11970] block (null): Could not allocate knbd recv work queue. [ 1500.801498][T11970] nbd: failed to add new device 03:18:56 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00'}) sendmsg$nl_route(r0, 0x0, 0x14) 03:18:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5a0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f617, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f941, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:57 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00'}) sendmsg$nl_route(r0, 0x0, 0x14) 03:18:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f940, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:57 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0}, 0x0, 0x0, 0x1000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000000000), 0x0, 0x0) ioctl$sock_SIOCSIFVLAN_ADD_VLAN_CMD(r0, 0x8983, &(0x7f0000000000)={0x0, 'netpci0\x00', {0x3}, 0x7}) [ 1501.286322][T11992] block (null): Could not allocate knbd recv work queue. [ 1501.317487][T11992] nbd: failed to add new device 03:18:57 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00'}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x14) 03:18:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f942, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5a1, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f618, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f913, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:57 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='blkio.bfq.io_queued\x00', 0x0, 0x0) bind$inet6(r1, &(0x7f0000000040)={0xa, 0x4e22, 0x0, @mcast1, 0x40000}, 0x1c) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:18:57 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00'}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x14) 03:18:58 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe, 0x0, @perf_bp={0x0}, 0x4084}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) recvmsg$unix(0xffffffffffffffff, &(0x7f00000009c0)={&(0x7f0000000780), 0x6e, &(0x7f0000000900)=[{&(0x7f0000000800)=""/103, 0x67}, {&(0x7f0000000880)=""/26, 0x1a}, {&(0x7f00000008c0)}], 0x3, &(0x7f0000000940)=[@rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @cred={{0x1c}}], 0x60}, 0x2) accept4$packet(r1, &(0x7f0000000a00)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @multicast}, &(0x7f0000000a40)=0x14, 0x80000) [ 1501.918003][T12032] block (null): Could not allocate knbd recv work queue. [ 1501.964381][T12032] nbd: failed to add new device 03:18:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f943, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5a2, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f619, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:58 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00'}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x14) 03:18:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f56b, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f944, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1502.474287][T12070] block (null): Could not allocate knbd recv work queue. [ 1502.496605][T12070] nbd: failed to add new device 03:18:58 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) r1 = openat$incfs(0xffffffffffffffff, &(0x7f0000000000)='.pending_reads\x00', 0x410580, 0x8) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x1}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6}, 0x0, 0x0, r1, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:18:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5a3, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:58 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00'}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={0x0}}, 0x14) 03:18:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f61a, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f906, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:58 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00'}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={0x0}}, 0x14) 03:18:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f945, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f61b, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:59 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00'}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={0x0}}, 0x14) 03:18:59 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) ioctl$sock_SIOCOUTQNSD(r0, 0x894b, &(0x7f0000000000)) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x40082406, &(0x7f0000000040)='wlan1\x00') syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) bind(r0, &(0x7f0000000080)=@pppol2tpv3={0x18, 0x1, {0x0, r0, {0x2, 0x4e20, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x2, 0x0, 0x3, 0x1}}, 0x80) 03:18:59 executing program 1: r0 = perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(0xffffffffffffffff, 0xc018937a, &(0x7f0000000000)={{0x1, 0x1, 0x18, r0, {0x1000}}, './file0\x00'}) sendmsg$AUDIT_GET_FEATURE(r1, 0x0, 0x40) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r2, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r2, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) bind$inet(r2, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) sendto$inet(r2, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r2, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r2, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) write$binfmt_elf64(r2, &(0x7f0000000600)=ANY=[], 0xfc30) 03:18:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5a4, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1503.394449][T12136] block (null): Could not allocate knbd recv work queue. [ 1503.432419][T12136] nbd: failed to add new device [ 1503.484531][T12141] block (null): Could not allocate knbd recv work queue. [ 1503.507508][T12141] nbd: failed to add new device 03:18:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f946, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:59 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:18:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5a5, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:18:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f61c, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:18:59 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) syz_io_uring_submit(0x0, 0x0, &(0x7f0000000000)=@IORING_OP_WRITE_FIXED={0x5, 0x0, 0x8006, @fd_index=0x6, 0xffffffff, 0x5, 0xc9f, 0x3a, 0x0, {0x3}}, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:00 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:19:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5a6, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:00 executing program 1: r0 = perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(0xffffffffffffffff, 0xc018937a, &(0x7f0000000000)={{0x1, 0x1, 0x18, r0, {0x1000}}, './file0\x00'}) sendmsg$AUDIT_GET_FEATURE(r1, 0x0, 0x40) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r2, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r2, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) bind$inet(r2, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) sendto$inet(r2, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r2, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r2, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) write$binfmt_elf64(r2, &(0x7f0000000600)=ANY=[], 0xfc30) 03:19:00 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x0, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) [ 1504.273677][T12174] block (null): Could not allocate knbd recv work queue. [ 1504.329934][T12174] nbd: failed to add new device 03:19:00 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00'}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:19:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f61d, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f947, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1504.635825][T12197] block (null): Could not allocate knbd recv work queue. [ 1504.665205][T12197] nbd: failed to add new device 03:19:00 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00'}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:19:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f948, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:00 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xe1e, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5a7, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:01 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00'}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x14) 03:19:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f61e, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f949, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1505.658875][T12247] block (null): Could not allocate knbd recv work queue. [ 1505.742563][T12247] nbd: failed to add new device 03:19:02 executing program 1: r0 = perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(0xffffffffffffffff, 0xc018937a, &(0x7f0000000000)={{0x1, 0x1, 0x18, r0, {0x1000}}, './file0\x00'}) sendmsg$AUDIT_GET_FEATURE(r1, 0x0, 0x40) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r2, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r2, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) bind$inet(r2, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) sendto$inet(r2, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r2, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r2, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) write$binfmt_elf64(r2, &(0x7f0000000600)=ANY=[], 0xfc30) 03:19:02 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r1 = syz_open_dev$mouse(&(0x7f0000000000), 0x8000, 0x103802) sendmsg$TCPDIAG_GETSOCK(r1, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000080)={&(0x7f0000000380)={0x4fc, 0x12, 0x10, 0x70bd25, 0x25dfdbfd, {0x1e, 0xf0, 0x5, 0x80, {0x4e24, 0x4e21, [0x8, 0x1, 0x8, 0x9], [0x5, 0x3, 0x5, 0x2], 0x0, [0x0, 0xea6]}, 0x1, 0x6}, [@INET_DIAG_REQ_BYTECODE={0x9a, 0x1, "2369b5699b696ea32a728f41ebd671276d8852fdf0a026520eca34ede0b34a31b479e0aca70dea125c703ec2200deb199caa13694da5ac0ba8dfaf42e6d53b6e68784fc40ced3e86922912db13553a77885e73e99783afc4b363cfc2b84947d56c534c8f8f8317a38cab937ec8ee3ef647e6c44489336280f54603c10a94722fa194ac432c5c818261a8436f9c00502226c0b8085b97"}, @INET_DIAG_REQ_BYTECODE={0x12, 0x1, "a8d314f60365b973a1f38c6d36d6"}, @INET_DIAG_REQ_BYTECODE={0xa4, 0x1, "d1211663cb420399a8896abba820c181deb8f55e01d2b050d161e8be60b72cc401bd980214ccf8bb279aab212514ca90635756dab519a920bb96d44db4d5ea252b3eb64b4ad951dc47968ac79f192b8d06abc8e3b3ac52e060444743353aa43e2a5c1f8190b09b4ed246e6a743c95ac601e041c1fc82cb6a666fd0d22b07121a492c9bc8f762bb31f0ced0788f1a3e0f216f6e712cec04c3119544abd0722d86"}, @INET_DIAG_REQ_BYTECODE={0xc8, 0x1, "9992bc63be635890f7806754f2ac47c3c45dd628ed733627a08360cd310cbb65ca609270ecc6aed292cfff5724ccaade7fd421686df30142cc317617b96fd9eebe32f318637bd8ea9f9b095c8a81b521642c53a13bd5d98278acdadd768a7ff81eacb041776ac2da4bc849c72753b8fa2ae54d462e2d3a26782340ac6512225e09f63ef307e72d9b8f523dea74f38ea747f6f79ae63d06a06b0e755661fd2822ee6d6e8c888988245f909d6480eaf687ef832d28654147fd6ce9e731818bf037c10cf55b"}, @INET_DIAG_REQ_BYTECODE={0xdb, 0x1, "e13b0ae9188204651703f12eacadf3d1bd3c6b4446c26fd86ce80dce3d7175debdf9b8aea2e8221cd40e70d3a52810d3a49d0beaa2315ecd392958fec68a0950ef21e2812a5767c3054ca4aa39cab86508ba52e24c6d16d3270a16ce26815854fc417ad819a57727d1d0330dd49aeb2e7a13c0727257e928b4d0ab53c83db034aac6dbc65d1775505c06f477d1126128f97c46220464e6178f2364f31e2157e500266c060e969baa5844bf405800d193ae0d0cb1871b7b1f2b510739c1ac5619b8ecef916fa4e16b9f8163a4e77dbeb612f6f2d08ad558"}, @INET_DIAG_REQ_BYTECODE={0x14, 0x1, "1a966f732eca02f0b5902444d0abd402"}, @INET_DIAG_REQ_BYTECODE={0xcb, 0x1, "4c2dfa20970d97e30e62097e4aa1dc8f825ea088926ddd193a509e51ab95793e1fb6113e2c00c3241643773d56281317215eefe32a6f4035c2a32797a01c74440388f4c469b35fd60fecd0b5167e6c81be96f412bf12816c8d396ac933ad0fa27332c5a63a0aecf3e7739490b946497c4f6518d77d43f8dd42d5399ca2809809723bd4d768f5a149c22812a90d9ee884ed5e761afbbef97b7bc6f6c31cad9086c58af6a932b41a694d07c892c97dec298de6c9c1bc407c979b1bbfa5b8b23133286bd9f72d1b44"}, @INET_DIAG_REQ_BYTECODE={0xd5, 0x1, "ebd3dab68f06ef9c879944097b8ddecc31715bc9802dd7d48302fd3b8e8718c7139d77a7f2ef01ac7f170b821188c7714deab949fb0f614065bb3b6dae4eaa0ef8d907804757e06ddd3bc41e35da2cbef707efb2e06797c68675c547d6dff08f960a6dcdc6fd0735c6e7002ab6ae85b2ad8a103f444c5d51b7f7cabde703b834059d5e3a8a7777f19219a01d0d59ba9c48fff871f65800081bed19de1be342ab6fb8f9baf5362bbe3dfb1ba09567654ef5b18ec211d4f1446651c61bb34b175a9b3947ac5a5ef1ac766575eeeb38e64dab"}]}, 0x4fc}, 0x1, 0x0, 0x0, 0x8000}, 0x8005) 03:19:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5a8, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:02 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x20, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}}, 0x20}}, 0x14) 03:19:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f61f, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f94a, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:02 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x20, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}}, 0x20}}, 0x14) 03:19:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f620, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5a9, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f94b, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f55b, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:03 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000001c0)={0x2, 0x80, 0xdf, 0xc, 0xc0, 0x27, 0x0, 0x3, 0x40, 0x4, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x2, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x8, 0x2, @perf_bp={&(0x7f0000000180), 0xd}, 0x880, 0x1ff, 0x8000, 0x8, 0x3, 0x38f4fb91, 0x4, 0x0, 0x5, 0x0, 0xac2f}, 0x0, 0x1, r1, 0x1) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000080)={'nat\x00', 0x0, 0x4, 0x1000, [0x7, 0x8, 0x1, 0x400, 0x0, 0x4bf5], 0x6, &(0x7f0000000000)=[{}, {}, {}, {}, {}, {}], &(0x7f0000000380)=""/4096}, &(0x7f0000000100)=0x78) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:03 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x20, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}}, 0x20}}, 0x14) 03:19:03 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x14) [ 1507.160869][T12309] block (null): Could not allocate knbd recv work queue. [ 1507.194698][T12309] nbd: failed to add new device 03:19:03 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:03 executing program 1: r0 = perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) sendmsg$AUDIT_GET_FEATURE(0xffffffffffffffff, 0x0, 0x0) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) perf_event_open(&(0x7f00000001c0)={0x0, 0x80, 0xa, 0x1, 0x3f, 0x40, 0x0, 0x9, 0x4085, 0x4, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x7, @perf_config_ext={0x4, 0x10000}, 0x40201, 0x323, 0x3ff, 0x1, 0x400, 0x1, 0x0, 0x0, 0x3, 0x0, 0x3}, 0xffffffffffffffff, 0x10, r0, 0x1) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000700)={'wlan1\x00'}) ioctl$sock_SIOCBRDELBR(r2, 0x89a1, &(0x7f0000000000)='veth1_to_batadv\x00') bind$inet(r1, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r4 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r4, 0x8933, &(0x7f0000000700)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB="24000080", @ANYRES16=r3, @ANYBLOB="0500000900ef6a53cd52929400000800c446", @ANYRES32=r5, @ANYBLOB="646c1758adf741db7658e86b56c08fba857323220911031918fe0000002717000006ab9299012eb7b0459d918e"], 0x31}}, 0x0) ioctl$BTRFS_IOC_BALANCE(0xffffffffffffffff, 0x5000940c, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) sendto$inet(r1, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r1, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) write$binfmt_elf64(r1, &(0x7f0000000600)=ANY=[], 0xfc30) [ 1507.234655][T12308] block (null): Could not allocate knbd recv work queue. [ 1507.273192][T12308] nbd: failed to add new device 03:19:03 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000000)='vlan0\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000700)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x4}]}, 0x31}}, 0x0) ioctl$sock_SIOCETHTOOL(r1, 0x8946, &(0x7f0000000040)={'macvlan1\x00', &(0x7f0000000380)=@ethtool_eeprom={0xb, 0x2, 0x1ff, 0x1000, "fa7ce2714f694e6c9e81c3f8ce4a2dfd21990e2c3c7185a3b9bc38c723cd5aa55f9d31f372061064d8c9c465231dfe7953e856bb1d4fc44818a914fbf6af4db060b5dc3204e462f8065749ef91b905cac304bcce4c50aa6fd971b0bcfcf6f7cb2868e7f03387aef4b2160870a6981a5cdbbc8eb63e9318f292a32fe38994ecae1d92f52467fe1ddaaf8016a4d6a64791bed85122826c3a722e8e246c0f97bdbec510dc0e76f7df6b20a2283ac99a948c1d74d3ba984e36fe17b6decd21317f5d578737096138517cc1e7c728897861e4311f6cdb9a384eca706d356ca6a611b022a6f11426ddcabc2b02b593ddc0d8a0351a0dd9136dc004e67ba4946f0952ca0416e47fc019c6b6bf591a7be9c81dcc3d44ae929acebe8aceb42d4e342679ab1dfdfee7f24471fe2c1c71940b257b4155a2bf4723d077860c8d946f92e8f7b507b5f66f3c46904882eab0d1b805220b0e72d0975fb6f26932d347ce1dadab5963bfe339bd0300a1b2b02315cdd1e25eb985bcda39bf5be62b64fae659cfd2b454479e53f0c7623da9fa10bc815bec30dea3d4e8590e7e04d9dd6c28b297c904727358ea87573fbd4e91087b411128352345e3fdb9049a815c26411dbf042f131fb8de49437fc0c0a9c1f68aedb1a1b6a8358471b6eb6647dee207eae2bb6726d89849fc88ad240f5e824e8b4ecac9e8a000e1989c52f2bdd86f9735f610302282bc83126343ba95e9a048e928c0e0ae4b5cd478af1404d08d81c97cdbbadd40cb0232cce0c4b9bdc5a9bd3df711eb635876c859cd67a5663ff9f00bf5897191a8233ed3fccd304bcb88cd3500af519aa7ccad873d4591a106e6fab1090d011c87f1e31f00ae2390ebf6cc16194aaacdf372eb1faa42a7ba5eeb7747e2287641fbea792ee14a2334aff0ca1e045848259cab02bca2b40f7ae7bdf5076bce0b4de6bad6d9cdbb06845b23ccfde2b8628c092e42a53b31c7192ffe4d047139dd519d0b35178567f84d986497e7b6da600ad0ae6f1ddc5b715363d8a57f1fd95fbf499d59ec70d3c515c7f587dd90294c25ff29bacb69c31f529e83ee5d230c898ff97c0e58907bbe126000aa61cf8b9c4d9656761c609a42d24bc86d691ba71d3736826635b10191c6b754a953f43d9f0f6037decd042e8f292afb1564e309c20d09498aee369824d069f48dcecbce29a7abb6fc5240bdd217c76f1d3c3e537a55b18b4b6ea103fb51fa2162e47927d93e6036847dedbf38f1441844003c93f6c7caf259de641b41d3d6cf7f836d5e69cbe4bb329dff59d030c244605c07fb0e50db921a3e0232fd9264978fae0c8ed91abfb651358fbf253957a2f2e9aa8d12c64bec67ffa93cd279ca53141bd5539796d759e66fd6e14e24b2934bf0b6888eb5526f025fe43e991b4d739427db0c0a3d621e86b2faeed89ff2331d39755a2ebe9857144123a9816de3a6ff2f6f4b41acd4dc7ac85c2afd1b39a11d6a66ff9fbc06759fb99c215aeb9442535b1abd5dc56dbbf41c2118486fa8be3e8c0e5b6477a8aa34677b293eedab7886642fadf2620eebe227412956fc40002a84defcf1ac632fc86095fb52bcb70f5946fd1e01c5b18504fb82a5d489d2c49d3d9e5768a44193026442a67cfd9a02563c1127f64e3d934b2746098280cdc7da750cdfef11ee238e2f6a30a59cb88f79600c5895b61c881a578494d403795f4898bb0daa610ba2d552e3b350102f24b80b34545a0638370c124250f63064429bf6434b9593815088c7bafa15fd157cb14f49ffae2a60542ba414f4b980d9437a00f5e659f0f739f7546e017333c2bf3100f2d7e637eddafd4f73eac3b06c31aa70694c9cdeb80af3ff305578967fd088d344c60a6f6b76927b140e74bec439c27235797ca763c6a764f0e72e1064309ccfb65a8063a162759e2a9a7bdc7199d6a970b83cebdf1c4372a3003cb6fceb62f90f7a498702da4c28fad7ce9e84247975ed1a56374818bbb6fc146b8cdd7c17927b3e66c8dc20610792d1cfa6f8b0673a45d335ff98c88182c06adaeb755a95a64336879ac8eb76cfec3c476d0cd6cbb7b387ad464168f6bb5b80e5ce25db43c2c0954c0b978f20c2111ca495287424f49e2a1c25f89216712e8323cd00e4c60854ad177a4fb3ed87218b2ad84175d9b94a58508abc7b932ed711871e1868f1868ecf0018a7496f8714943bcbd6b5a8dc8e049d322455d9a68b45638e04804c7fc400e274379e79cae07e7a2a2acbc13f5cd37b5cde6dd577baad29c13159609d7e40b6dfc5ea79a253c8862043826a1129e41919bbb5a49848ab075f8270c945f5b16511c759e5a09da01b76571a56c8f9ae3750fda194e84a55c362e0d78093324be0c3f23c35dcce4484144b1b0825eedfb60e721087dc30d1bf7b1f7f1596e7373643eb7aefc3ac16661bec9fde73a235e2ebc9904b0bcb3ff9fe7c651cc8d5b54d5fcb466379613009b893c319e219283a8d9f99f463698d1a3f977fb0361c957959b844b95c7bb004f094db59d2e744be059edee358b8c727e367bad6e611e00e6d12d7d318c2ac15007d6101ad9439300cbb7c9c533a64a46bef8ec0dd31e90bd56931671cf68276c8d09f7690cb5a9464c4bf6633c4f67b8fa7dc1b0b3f0bfedcb10a12ea6c732e0304ac5a5683d731ae18bc3fe8a4c6fc49df75825ce90f1c06f3b80417830b5c74902de1329192901d1bbb5915f515379b46e0ed9b8f031ea2c6901da8f7be13889ba24ab50daff2448a9aa125c3fd54e845e7eabf806f425771e8aeb177abad3114f529854f242315602eec92c3e8cc63074e99eeeeecbde4c516b946e399dd7d23f5db09e32cec957887fd5f8dcdbce634aa55942080f016ad01a08735393413effeb9f60a519411223ac779c6559b7a4b2a819d096edf87f014add095ff3433b93371896dbe2650d508922f99a87a3bdbc023c142e045c89cdb3fad6fdff9cddf13835f074d0e03687fa2959f1a4f76ac96a8cb3de2d4e418b24787beeecfbd05809566638f95bb574438eafcf391466bf532e82684efd8f88844537cdf91d3fe885110618742415bcd5e905de69960f4dcaca6337406c8bc94853a937040616708204a6e0b5ffd109c07d756217f45e2fc40c9f5c48eb82f033cf4ee4a1d986baff814a49a88fd0c1681f65c7e0a30a2de3b1e37b435ea6f45ce8a33df5f247d5d17929d253cba8659fe039ba7fbbe55a3890d55c4efdfd2ad63cca411e207023dd04473d68e632634ded158f5b454920495a12e40947f8b11fd73902c71871a299d24d2eb5aa8173c20780f8efeb199d5fc473fbb1ef2973981f45fa2600dfef4a33ce97c6de561903fa83b8a1e914c8f49a0f480a7c74721dc1d45a40ae45106699010fce873c2fb0aff4fe6d13677db66a64671fda8922a5dfb9611f30fa76da3c7225690aa5494db7fb7214b8061bf6583f96c5dac72c3e95513d3af6a006b6d7800c8d8cb8722c849310f00e73d82135f556ce710082386734a852484f13c52c3a02673a7746eebe0bbeb93fd0eee0be224c0a07cb5102d0402b8f39b5d8410cdb1c8d250a5c85ac49f6b7ba6046af8a796bbc8034aa302f6c2af309761a05997bc48087a7974d227c9f9fa27efedfc51b3b52d004cd5e6557d0526c94abb8ae4c55155f5ae78a4c15c5c9078d6b3188c108fd01fbed1820412ed0c22a774dfe0742c51967994990ec11b8995b85488c3bdda921be6021874e2709d0d90068653f18992c9010e9ba273e01e550ed3a472ffef83d98770cba0ff831a8a6ae965d4656dc1d3b02459f6a3114cced0cb2fe5a7671f2d8694414b5eb1ee2a94e51f6dd00870c52b1458896f624a5c00a837aa5bd5acf17ecfaa873800cc0568d2e876efeb273f55400e8266dccb907a2425784890ff6b2fb9c168c04dbe91865ffe6c696602fc4914a18aeb9c19e7770a2a4341b8908ee52b03ee34dfcce2ae24b566b2f5b9d99f517a591742f41393a1694e5b4b00377db668c171e79165d6e801a0eb3bb33a16cdcc42d48735c9a785dac299fb3bc43a7d02d8a1bb800dd6ed46b5b24d4a5779bdd51eab0dab61c5308234a4640b2343dd603e20a3238cd28998fc9a4c3eb950c4d4706a97c42f1225a7b49486091ddbff822bcfe468397facf7775e59989b15a7e9db2efe34b3606631a4908360580c3219b999041f4bc373071962154c80bec63c7dd57c423bbade8613ee77cfb7e607329e2e7a479b636a3947a743486eec89cff96d093744e0ce782ee8ed93b96ab23ca49459eb73fd1deb48cfd93b53ff0b3879890bce2051ece3f8d9c61274c0336ab45e9a061953e5822b0b1a8418b1ae7434fe34c70964c2840ad39a06c1fd26c5c5de3bc6e650e6650a75cef275a5699724ac04e59f53e1ca26618cb8694b44d1cefbc723934db8528c8b6b4ce18d9542a2431c618578ce94dc707b5094fa7bb397cddca50d021ec83e7dacde859716042a371aca1279ceda4cb2c84c8a8f361a517691600feb9d0a6c05e97bb89680c1df885f5d3eed973808072e78566d97abfbc83a20db283f46a5d0e11adaeda641dad52299d79f4c37c5f3f5303383d63b1fed738ad3414132789d8040d1c682aaa57f4cd0566f07dc38362a1dd0deb829ce7d8794a12d46a3de9ca9c044dec3a9e0b6e028bc3e2d0293b0ee06c2e74156972a78366206705ab301498b3e8919bdd917a8f607c28a8fdd00b80b02e75b36ac35cb3a2fdc4c3974f6fbd95c020ba82ca2a9cb400a755ead9a743a212e66d157716b966bff524e338c6389027deccebc6b14af9a9d78fc94441bfa320c9184778210ff10a92d3547d22a54f0e675d4cad9c2ef38ae6b6d23897de45b3b00d77511c97fa1fa7b6fc588650363575b78eed9ac5a0895c55fa36841aeb6359858629a086c332b334cea565185f11442b55709749ce60caa74eb09dc045eb74ee4617ef8ae6c603848d21132ae80f85747a5b6b2a29cf8e8f5c6fea79e1cd049ae798ae7864f02667e3a92cec63377c79357ccb23bf5085fea3361fc02cd76f77d42e5d52beb2f464664a8fd6fc48824be2c136db3f1418c84482ad0017246bbb7eb545e445a72fbd236214926f88bb654a4b66c0f1bfe557b216189b5440e3eb03d868e1cc95df6be2e86d6c8392d67df5b633f8be858e24b28fa9fd84935e7a12d56722e027f1fa308afc833abe181c582ac491964d22e3809e2d9eb5216ac3bb206a0a83f1e1375e2f27cf289c5d225847af669d383c4a1d05240ce4ea7282a74b6fc3fa7c0e851ea0fb4233c4c783a9c7ffc8ee402c010bd66a7e6806dc8da8334ae819e04d4e9f197e7619c74bc781b7c480b283b3a84fa9b5dbc3db712a9bd3617c28e390355fbb07a5f349c912836d8e72573e73b6f85690b2533ca23c35c92ec8e63354f04bb147cd6ef73b8d252657eadcb37660b3a59d930f39bc344ac9f9e40f432730422c96ba1c8f5f061373824b4b3614e3408613f1905b0b485d22c4b0d3d61a23318cb21cd9307b81f661dae4a5af660896e1c8d98b07b83fe0ad39aa29158b2964c7185dd6163f3c1b8d54d79f18d0ffda4c0bbca1b07172efa4ee678f6b10ca22e04bb35ee5dbfd8dd5bd2e0b3b57dc010572d9e21f0972a96ef11626826d2f82e33db424c3b76e595896597dc1fbc7d96060ae730cdd0efbcac7f0d37123708e3e8bb97ccf64193b34524e6300a72f8736f7c439d9d4c3189e4fbea05a4aa000c609ec014983001826a901f575399a6be3c5e3195ccf4f4c33f451b51a73426c6d7effd3a"}}) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) [ 1507.284264][T12319] block (null): Could not allocate knbd recv work queue. [ 1507.318824][T12319] nbd: failed to add new device 03:19:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5aa, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f621, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f94c, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:03 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f00000001c0)={0x2, 0x80, 0xdf, 0xc, 0xc0, 0x27, 0x0, 0x3, 0x40, 0x4, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x2, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x8, 0x2, @perf_bp={&(0x7f0000000180), 0xd}, 0x880, 0x1ff, 0x8000, 0x8, 0x3, 0x38f4fb91, 0x4, 0x0, 0x5, 0x0, 0xac2f}, 0x0, 0x1, r1, 0x1) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000080)={'nat\x00', 0x0, 0x4, 0x1000, [0x7, 0x8, 0x1, 0x400, 0x0, 0x4bf5], 0x6, &(0x7f0000000000)=[{}, {}, {}, {}, {}, {}], &(0x7f0000000380)=""/4096}, &(0x7f0000000100)=0x78) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:03 executing program 1: perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) sendmsg$AUDIT_GET_FEATURE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) sendmsg$nl_route(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=@newlink={0x44, 0x10, 0x400, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_VLAN_TUNNEL={0x5, 0x1d, 0x1}]}}}]}, 0x44}}, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_VLAN_TUNNEL={0x5, 0x1d, 0x1}]}}}]}, 0x44}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000980)={'team0\x00', 0x0}) ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r0, 0x89f1, &(0x7f0000000b80)={'erspan0\x00', &(0x7f0000000a80)={'tunl0\x00', 0x0, 0x700, 0x80, 0xffffffff, 0xbfb8, {{0x33, 0x4, 0x0, 0x7, 0xcc, 0x67, 0x0, 0x5, 0x4, 0x0, @rand_addr=0x64010100, @loopback, {[@cipso={0x86, 0x35, 0x2, [{0x5, 0x12, "c194d32dc85bfb2c7e822d5df6fecd0a"}, {0x1, 0x11, "5e1305f6b75018af1f99adee00e093"}, {0x1, 0xc, "8a051cfaae831736f5d6"}]}, @end, @ssrr={0x89, 0xf, 0x9a, [@dev={0xac, 0x14, 0x14, 0x29}, @broadcast, @initdev={0xac, 0x1e, 0x0, 0x0}]}, @cipso={0x86, 0x13, 0x2, [{0x5, 0xd, "fb2eb1d1437f23a10232ac"}]}, @timestamp_prespec={0x44, 0x3c, 0x26, 0x3, 0xa, [{@loopback}, {@local, 0x6}, {@multicast2}, {@private=0xa010101}, {@dev={0xac, 0x14, 0x14, 0x12}, 0xde7}, {@multicast1, 0x4}, {@remote, 0x1}]}, @end, @timestamp={0x44, 0xc, 0xb3, 0x0, 0x1, [0x3490, 0x8]}, @cipso={0x86, 0x15, 0x3, [{0x6, 0xf, "8dfcca6b7972e8a377087b43bf"}]}]}}}}}) getsockopt$inet_pktinfo(r0, 0x0, 0x8, &(0x7f00000013c0)={0x0, @multicast2, @multicast2}, &(0x7f0000001400)=0xc) sendmsg$ETHTOOL_MSG_LINKSTATE_GET(0xffffffffffffffff, &(0x7f00000016c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000001680)={&(0x7f0000001440)={0x220, 0x0, 0x402, 0x70bd27, 0x25dfdbfd, {}, [@HEADER={0x28, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_macvtap\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1774fffe16685835}]}, @HEADER={0x34, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8}]}, @HEADER={0x84, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'vlan0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'ip6gretap0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r3}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r4}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_hsr\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r5}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1_to_batadv\x00'}]}, @HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}, @HEADER={0x4c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'macvlan1\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x1}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'team0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}, @HEADER={0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'vlan1\x00'}]}, @HEADER={0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth0_to_bond\x00'}]}, @HEADER={0x6c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x4}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'nr0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r6}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'syzkaller1\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x3}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}, @HEADER={0x20, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'wlan1\x00'}]}, @HEADER={0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'syzkaller0\x00'}]}]}, 0x220}, 0x1, 0x0, 0x0, 0x40}, 0x5) sendto$inet(r0, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r0, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) write$binfmt_elf64(r0, &(0x7f0000000600)=ANY=[], 0xfc30) [ 1507.877664][T12347] block (null): Could not allocate knbd recv work queue. 03:19:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f556, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1507.918510][T12347] nbd: failed to add new device [ 1507.926157][T12344] block (null): Could not allocate knbd recv work queue. [ 1507.950694][T12344] nbd: failed to add new device [ 1507.982170][T12355] block (null): Could not allocate knbd recv work queue. [ 1508.014710][T12355] nbd: failed to add new device 03:19:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5ab, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f622, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5aa, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:04 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) r1 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000000), 0x20482, 0x0) ioctl$SIOCAX25GETUID(r1, 0x89e0, &(0x7f0000000040)={0x3, @default, 0xee00}) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f94d, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f94c, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5ac, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5ca, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f94e, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f623, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:05 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000080)='freezer.state\x00', 0x0, 0x0) bpf$LINK_DETACH(0x22, &(0x7f00000000c0)=r0, 0x4) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r1, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_io_uring_setup(0x1a24, 0x0, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, 0x0, 0x0) sendmmsg(r1, &(0x7f0000007fc0), 0x400000000000070, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000180)=@newlink={0x3c, 0x10, 0xffffff0f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @geneve={{0xb}, {0x4}}}, @IFLA_NET_NS_FD={0x8, 0x1c, r4}]}, 0x3c}}, 0x0) r5 = dup3(r2, r0, 0x0) bpf$BPF_LINK_UPDATE(0x1d, &(0x7f0000000100)={r4, r5, 0x0, r0}, 0x10) splice(r0, &(0x7f00000001c0)=0x200, r1, &(0x7f0000000200)=0x6, 0x80, 0x2) r6 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) io_uring_enter(r6, 0x32a, 0x418d, 0x2, &(0x7f0000000040)={[0x8]}, 0x8) 03:19:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xa601, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5ad, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f94f, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xa000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1509.449025][T12426] block (null): Could not allocate knbd recv work queue. [ 1509.456580][T12426] nbd: failed to add new device 03:19:05 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = gettid() ptrace$setopts(0x4206, r1, 0x0, 0x2d) tkill(r1, 0x34) ptrace$cont(0x18, r1, 0x0, 0x0) ptrace$setregs(0xf, r1, 0x0, &(0x7f00000001c0)="777a3331f8782e272419afaedddd1af55ca084aecc5f17fd85fcb1721c49774dc3742b88689388acc4ba1cf8d94881620a2d89a69f5ba84fd69f40848091b5697962d05f8db4994472266c2e46846e2f022f43a601aa35059777776e792d9cba1000d06c2a81bbec") r2 = socket$netlink(0x10, 0x3, 0x0) r3 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)=ANY=[@ANYBLOB="1c04230700000fff000001000000ce6c000000009f0e84a34d131225a82f5f063176f8c33ca28be962879b62c59fc8358df996a3f657d927e0724312433b7c77c5ed706f82ae0850b69d3af6495fd8c9e927bfc9778a3fa777411540469db6b958a12ef0f7df636f4fc8f6d845726efbb66ac6fbb1ee93c3a4e976ad4cd7562208357a3b9b052880cc4e3c09e0a38f", @ANYRES32=0x0, @ANYBLOB="0000000000000000140012800b00010067656e65766500000400028008001c00", @ANYRES32=r3, @ANYBLOB], 0x3c}}, 0x0) perf_event_open(&(0x7f0000000040)={0x2, 0x80, 0x0, 0x6, 0x0, 0x40, 0x0, 0x1, 0x18422, 0x2, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x2, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0xd4a8, 0x4, @perf_config_ext={0xf8e7, 0x101}, 0x4111, 0x2, 0x4, 0x0, 0x4b8, 0x0, 0x3, 0x0, 0x0, 0x0, 0x101}, r1, 0xa, r3, 0x2) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f624, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:05 executing program 2: r0 = perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) sendmsg$AUDIT_GET_FEATURE(0xffffffffffffffff, 0x0, 0x0) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) bind$inet(r1, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r4 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r4, 0x8933, &(0x7f0000000700)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r2, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="050000000000000000000600000008000300", @ANYRES32=r5, @ANYBLOB="0800050004000000"], 0x31}}, 0x0) r6 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$SEG6_CMD_SETHMAC(r2, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x28, r6, 0x100, 0x70bd25, 0x25dfdbff, {}, [@SEG6_ATTR_DST={0x14, 0x1, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}]}, 0x28}}, 0x80) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) sendto$inet(r1, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000100), 0x4) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r0, 0x2405, r0) recvmsg(r1, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) socket$inet_udp(0x2, 0x2, 0x0) write$binfmt_elf64(r1, &(0x7f0000000600)=ANY=[], 0xfc30) 03:19:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f950, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5ae, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x5a02, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:06 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000180)=@newlink={0x3c, 0x10, 0xffffff0f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @geneve={{0xb}, {0x4}}}, @IFLA_NET_NS_FD={0x8, 0x1c, r2}]}, 0x3c}}, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000700)={'wlan1\x00'}) ioctl$AUTOFS_DEV_IOCTL_FAIL(r2, 0xc0189377, &(0x7f0000000000)={{0x1, 0x1, 0x18, r3, {0x0, 0x2}}, './file0\x00'}) [ 1510.056769][T12467] block (null): Could not allocate knbd recv work queue. [ 1510.130311][T12467] nbd: failed to add new device 03:19:06 executing program 1: r0 = perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) sendmsg$AUDIT_GET_FEATURE(0xffffffffffffffff, 0x0, 0x0) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) bind$inet(r1, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) perf_event_open(&(0x7f00000001c0)={0x4, 0x80, 0xa7, 0x6, 0x0, 0x6d, 0x0, 0x42, 0x401, 0x8, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x2, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x2, 0x1, @perf_config_ext={0x6, 0x101}, 0x10, 0x92d1, 0x800, 0x9, 0xe9e, 0x1, 0xfffe, 0x0, 0x9, 0x0, 0x10000}, 0xffffffffffffffff, 0x4, r0, 0xb) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) sendto$inet(r1, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r1, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) write$binfmt_elf64(r1, &(0x7f0000000600)=ANY=[], 0xfc30) [ 1510.192771][T12484] block (null): Could not allocate knbd recv work queue. [ 1510.210813][T12484] nbd: failed to add new device 03:19:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f625, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:06 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5af, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f951, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:06 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) socket$nl_generic(0x10, 0x3, 0x10) io_uring_enter(r1, 0x5a24, 0x7700, 0x3, &(0x7f0000000000)={[0x908fb0d]}, 0x8) [ 1510.650148][T12501] block (null): Could not allocate knbd recv work queue. [ 1510.676421][T12501] nbd: failed to add new device 03:19:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f626, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1510.730880][T12514] block (null): Could not allocate knbd recv work queue. [ 1510.802317][T12514] nbd: failed to add new device 03:19:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f625, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f952, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:07 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:07 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5b0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5af, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f627, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1511.598099][T12547] block (null): Could not allocate knbd recv work queue. [ 1511.605652][T12547] nbd: failed to add new device 03:19:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x4000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:07 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x482, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x7fffffffffffffc, 0xfffffffffffffffe}, 0x0, 0x0, 0x1f, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000700)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="050000000000000000000600000008000300", @ANYRES32=r4, @ANYBLOB="08000577cfbe5eee"], 0x31}}, 0x0) fstat(r1, &(0x7f0000000080)) 03:19:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f624, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1511.689280][T12558] block (null): Could not allocate knbd recv work queue. [ 1511.696844][T12558] nbd: failed to add new device 03:19:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f953, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:07 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5b1, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f628, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:08 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000005ec0)=0x1, 0x4) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x5f06, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) recvmmsg(r0, &(0x7f0000005d00)=[{{&(0x7f0000000000)=@tipc, 0x80, &(0x7f00000016c0)=[{&(0x7f0000000080)=""/23, 0x17}, {&(0x7f0000000180)=""/211, 0xd3}, {&(0x7f0000000380)=""/238, 0xee}, {&(0x7f0000000480)=""/218, 0xda}, {&(0x7f0000000580)=""/4096, 0x1000}, {&(0x7f0000001580)=""/238, 0xee}, {&(0x7f00000000c0)=""/28, 0x1c}, {&(0x7f0000000280)=""/186, 0xba}, {&(0x7f0000000100)=""/56, 0x38}, {&(0x7f0000001680)=""/25, 0x19}], 0xa, &(0x7f0000001780)=""/72, 0x48}, 0x3}, {{&(0x7f0000001800)=@nfc_llcp, 0x80, &(0x7f0000001b80)=[{&(0x7f0000001880)=""/128, 0x80}, {&(0x7f0000001900)=""/166, 0xa6}, {&(0x7f00000019c0)=""/240, 0xf0}, {&(0x7f0000001ac0)=""/145, 0x91}], 0x4, &(0x7f0000001bc0)=""/101, 0x65}, 0x5}, {{&(0x7f0000001c40)=@in6={0xa, 0x0, 0x0, @private0}, 0x80, &(0x7f0000002180)=[{&(0x7f0000001cc0)=""/183, 0xb7}, {&(0x7f0000001d80)=""/38, 0x26}, {&(0x7f0000001dc0)=""/228, 0xe4}, {&(0x7f0000001ec0)=""/119, 0x77}, {&(0x7f0000001f40)=""/253, 0xfd}, {&(0x7f0000002040)=""/172, 0xac}, {&(0x7f0000002100)=""/118, 0x76}], 0x7, &(0x7f0000002200)=""/4096, 0x1000}, 0x9}, {{&(0x7f0000003200)=@nfc_llcp, 0x80, &(0x7f0000003480)=[{&(0x7f0000003280)=""/85, 0x55}, {&(0x7f0000003300)=""/115, 0x73}, {&(0x7f0000003380)=""/240, 0xf0}], 0x3, &(0x7f00000034c0)=""/201, 0xc9}, 0x5}, {{&(0x7f00000035c0)=@xdp, 0x80, &(0x7f0000005a00)=[{&(0x7f0000003640)=""/133, 0x85}, {&(0x7f0000003700)=""/7, 0x7}, {&(0x7f0000003740)=""/4096, 0x1000}, {&(0x7f0000004740)=""/223, 0xdf}, {&(0x7f0000004840)=""/131, 0x83}, {&(0x7f0000004900)=""/4096, 0x1000}, {&(0x7f0000005900)=""/246, 0xf6}], 0x7, &(0x7f0000005a80)=""/79, 0x4f}, 0x4}, {{&(0x7f0000005b00)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @private2}}, 0x80, &(0x7f0000005c00)=[{&(0x7f0000005b80)=""/77, 0x4d}], 0x1, &(0x7f0000005c40)=""/175, 0xaf}, 0x10000}], 0x6, 0x10101, &(0x7f0000005e80)) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:08 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x482, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x7fffffffffffffc, 0xfffffffffffffffe}, 0x0, 0x0, 0x1f, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000700)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="050000000000000000000600000008000300", @ANYRES32=r4, @ANYBLOB="08000577cfbe5eee"], 0x31}}, 0x0) fstat(r1, &(0x7f0000000080)) 03:19:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f954, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x4403, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5b2, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f629, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1512.829815][T12630] block (null): Could not allocate knbd recv work queue. [ 1512.837377][T12630] nbd: failed to add new device 03:19:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x140e, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1512.940195][T12638] block (null): Could not allocate knbd recv work queue. [ 1512.970267][T12638] nbd: failed to add new device 03:19:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f62a, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5b3, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f955, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1200, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:09 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) io_uring_register$IORING_UNREGISTER_FILES(r1, 0x3, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5b4, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xe14, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f956, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f62b, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xa00, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:09 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x2, 0x4}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) dup(r1) syz_io_uring_setup(0x659e, &(0x7f0000000000)={0x0, 0x5f54, 0x8, 0x0, 0x186}, &(0x7f0000ffc000/0x4000)=nil, &(0x7f0000ffb000/0x2000)=nil, &(0x7f0000000080), &(0x7f00000000c0)=0x0) syz_io_uring_submit(0x0, r2, &(0x7f0000000100)=@IORING_OP_READ=@use_registered_buffer={0x16, 0x5, 0x3, @fd_index=0x8, 0x7, 0x0, 0x0, 0x4, 0x1, {0x3}}, 0x5) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) socketpair(0x9, 0xa, 0x9, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r6, 0x8933, &(0x7f0000000700)={'wlan1\x00'}) sendfile(r6, r4, &(0x7f0000000280)=0xfffffffffffffffa, 0x2) r7 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000440), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_GET(r5, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000040)={0x14, r7, 0x303}, 0x14}}, 0x0) sendmsg$L2TP_CMD_TUNNEL_GET(r3, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x24, r7, 0x10, 0x70bd2c, 0x25dfdbfb, {}, [@L2TP_ATTR_CONN_ID={0x8, 0x9, 0x3}, @L2TP_ATTR_LNS_MODE={0x5, 0x14, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x800}, 0x4000000) 03:19:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5b5, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x3e6, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1513.990569][T12695] block (null): Could not allocate knbd recv work queue. [ 1514.054347][T12695] nbd: failed to add new device 03:19:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5b6, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f62c, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:10 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x600, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1514.100162][T12707] block (null): Could not allocate knbd recv work queue. [ 1514.130207][T12707] nbd: failed to add new device 03:19:10 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x212, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f957, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:10 executing program 0: r0 = syz_open_dev$vcsn(&(0x7f0000000000), 0x3f, 0x321800) ioctl$SNDCTL_DSP_GETISPACE(r0, 0x8010500d, &(0x7f0000000040)) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r1, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x2, 0x80, 0x0, 0x0, 0x2, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x33b74ff, 0x0, 0x0, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) r2 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r2, &(0x7f0000000180)={0x2, 0x4e24, @loopback}, 0x10) connect$inet(r2, &(0x7f0000000080)={0x2, 0x4e24, @rand_addr=0x64010102}, 0x10) sendmmsg(r1, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:10 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x20040, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5b7, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f958, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:10 executing program 1: r0 = perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) sendmsg$AUDIT_GET_FEATURE(0xffffffffffffffff, 0x0, 0x0) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_VLAN_TUNNEL={0x5, 0x1d, 0x1}]}}}]}, 0x44}}, 0x0) sendmsg$ETHTOOL_MSG_PRIVFLAGS_SET(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000440)={&(0x7f0000000600)={0x6fc, 0x0, 0x1e, 0x70bd2d, 0x25dfdbfc, {}, [@ETHTOOL_A_PRIVFLAGS_FLAGS={0x1e8, 0x2, 0x0, 0x1, [@ETHTOOL_A_BITSET_VALUE={0xd5, 0x4, "c7eabf3d37c1a564bfe29b81f3f7c8e08ab0555e6aa12cd8cd83e5024cc93b406fb205527ee32c0a1843699577389758049540cbe1175e2880402d6007df3f3496a87761f131e5a8442480d41b302bfe22cd88e6f53b03e1b1cc58f28dbd57886b1887ab579b583b60fdd4adecb3b8966733805b113e29d8cd3e933098aaecd6e7484e1c1169b592e817028aa5803d21faff139a3ebc20622ba338b4c2e0850207a59fc48c099f2d3a6b6f21e1fd1b02597cf731671dae68953b2c60504221c655c483f2ad4cce93b93a135b1ab532dc72"}, @ETHTOOL_A_BITSET_BITS={0x10c, 0x3, 0x0, 0x1, [{0x28, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x8}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x32}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0x5, 0x2, '\x00'}]}, {0x2c, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x5715}, @ETHTOOL_A_BITSET_BIT_NAME={0x5, 0x2, '\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x100}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0x6, 0x2, '(\x00'}]}, {0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0x7, 0x2, '-]\x00'}]}, {0x20, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0xd, 0x2, 'nl802154\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x3}]}, {0x8, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0x5, 0x2, '\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0x7, 0x2, '+^\x00'}]}, {0x24, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x9}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0xa, 0x2, 'dctcp\x00'}]}, {0x18, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0x5, 0x2, '\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x5}]}, {0x2c, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x3}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0xd, 0x2, 'nl802154\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0x7, 0x2, '\'\\\x00'}]}]}]}, @ETHTOOL_A_PRIVFLAGS_HEADER={0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}, @ETHTOOL_A_PRIVFLAGS_FLAGS={0x124, 0x2, 0x0, 0x1, [@ETHTOOL_A_BITSET_MASK={0x20, 0x5, "45d3a0bfec3202284b39a7a3cc6041d5e2190977c94b7f1a10615f37"}, @ETHTOOL_A_BITSET_MASK={0xfd, 0x5, "042b9b9b3dd02cde1167f9a11a639507e725d01bfd2fbb63f96af253d0afc77138566f13592db23cf95e5dd9b6eb98797a63c2497b4c4fc3f3d9fe02c14076d5efbcd4419d1b95d921b004633045e814d579931d29ce2822cea75866c008b486b05442af4907f12c0ce8957063df4e29fc33290c313815b541cdfb2bd96659e54a61599f6feadfc8f4de7cb8b1449ca2a3333fc59c7bf46672e3356eb8096ed3747aaa381a32b5ea4871b090b8053108343b919f8800ddc6ce5a4f4b2995cfe31362e9823fa74cd71cadbfea85fe4e865e61f731ee92f8859bedb08de52ad036f40d8ca92175e0c7a33b05c2406349fe0925c39554b1aa8eb7"}]}, @ETHTOOL_A_PRIVFLAGS_HEADER={0x20, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_FLAGS={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'wg2\x00'}]}, @ETHTOOL_A_PRIVFLAGS_FLAGS={0x120, 0x2, 0x0, 0x1, [@ETHTOOL_A_BITSET_SIZE={0x8, 0x2, 0x67}, @ETHTOOL_A_BITSET_BITS={0x114, 0x3, 0x0, 0x1, [{0x1c, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0xa, 0x2, '\x00\x00\x00\x00\x00\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x5}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0x24, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x200}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x1}, @ETHTOOL_A_BITSET_BIT_VALUE={0xfffffffffffffecb}]}, {0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0x34, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0xd, 0x2, 'nl802154\x00'}, @ETHTOOL_A_BITSET_BIT_NAME={0xd, 0x2, 'nl802154\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x40}, @ETHTOOL_A_BITSET_BIT_NAME={0x7, 0x2, '^/\x00'}]}, {0x20, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x7fffffff}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0xd, 0x2, 'nl802154\x00'}]}, {0x14, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x1}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}]}, {0x1c, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0xc, 0x2, ',$[}+[@\x00'}, @ETHTOOL_A_BITSET_BIT_VALUE={0x4}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x3}]}, {0x34, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_INDEX={0x8}, @ETHTOOL_A_BITSET_BIT_NAME={0xd, 0x2, 'nl802154\x00'}, @ETHTOOL_A_BITSET_BIT_INDEX={0x8, 0x1, 0x4}, @ETHTOOL_A_BITSET_BIT_NAME={0xd, 0x2, 'nl802154\x00'}]}, {0xc, 0x1, 0x0, 0x1, [@ETHTOOL_A_BITSET_BIT_NAME={0x7, 0x2, ',%\x00'}]}]}]}, @ETHTOOL_A_PRIVFLAGS_HEADER={0x84, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'team0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r4}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'gre0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'netpci0\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'vxcan1\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8}]}, @ETHTOOL_A_PRIVFLAGS_FLAGS={0x170, 0x2, 0x0, 0x1, [@ETHTOOL_A_BITSET_VALUE={0x35, 0x4, "4732a5479e327402bd099cc19ffa877113e3a4367d1570fcd893f79b51886a2450b519610c65a2cb893c770ff2443a9a13"}, @ETHTOOL_A_BITSET_MASK={0x6d, 0x5, "3782851e7394dbbc7725f3bc80335f979361f9d0888987f49755fa91a5334d03cd1435c681d9625399e6a211c9b09d315393b78127390366d6819e0c9636609881448de4c0d0605aae7055328fbf0434ad152b08fb2067b4d19ded3b770858b518fad8e4a7fc47bea5"}, @ETHTOOL_A_BITSET_SIZE={0x8, 0x2, 0x3}, @ETHTOOL_A_BITSET_NOMASK, @ETHTOOL_A_BITSET_SIZE={0x8}, @ETHTOOL_A_BITSET_VALUE={0xaa, 0x4, "69248f2681fad2ac50b2511ca673641ddef17148e4ce321acc8d40ab6f784404733895690f757328ddd60491e36d5e0ae6e133adf4ba4cbd281f91222ebb8396bb1b7cb879250f883307cf3f1e82fb12ef5b3d7646c9833a38219242642c9201e383f59fc9befa2fd478d469c9febb376bde0a393cd5dce9a5124374c5366c74ce54024c27623eb420804e368ec27d99cef57818db3ba44beb34bec77e5216b4907da9888f30"}]}, @ETHTOOL_A_PRIVFLAGS_HEADER={0x2c, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'batadv_slave_1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'ip6erspan0\x00'}]}, @ETHTOOL_A_PRIVFLAGS_FLAGS={0x70, 0x2, 0x0, 0x1, [@ETHTOOL_A_BITSET_SIZE={0x8, 0x2, 0x9}, @ETHTOOL_A_BITSET_VALUE={0x5c, 0x4, "182de1e5584c9ec5511e545a434baf971f36f298708f5116e93f5b2c0f3bd1ad3bad192e1663c83069aac73ee0733791d80bf9a674324918ead47cea940d8d0a2bc9330b48a9ef2cf24316ae3497b81b7d87a59c8952e207"}, @ETHTOOL_A_BITSET_NOMASK={0x4}, @ETHTOOL_A_BITSET_NOMASK={0x4}]}]}, 0x6fc}, 0x1, 0x0, 0x0, 0x4884}, 0x1) setsockopt$inet_tcp_int(r1, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)={0x1, [0x0]}, &(0x7f0000000140)=0x8) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) r5 = socket$pptp(0x18, 0x1, 0x2) ioctl$FS_IOC_RESVSP(r5, 0x40305828, &(0x7f00000003c0)={0x0, 0x1, 0x0, 0xfff}) bind$inet(r1, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) sendto$inet(r1, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r1, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) write$binfmt_elf64(r1, &(0x7f0000000600)=ANY=[], 0xfc30) preadv2(r0, &(0x7f0000000380)=[{&(0x7f00000002c0)=""/161, 0xa1}, {&(0x7f00000001c0)=""/77, 0x4d}], 0x2, 0x7, 0xc760, 0x0) 03:19:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f62d, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:10 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xf0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:11 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) r1 = dup3(r0, r0, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r2, 0x8933, &(0x7f0000000700)={'wlan1\x00'}) preadv(r2, &(0x7f0000000680)=[{&(0x7f0000000180)=""/234, 0xea}, {&(0x7f0000000280)=""/151, 0x97}, {&(0x7f0000000380)=""/196, 0xc4}, {&(0x7f0000000480)=""/118, 0x76}, {&(0x7f0000000500)=""/102, 0x66}, {&(0x7f0000000100)=""/28, 0x1c}, {&(0x7f0000000580)=""/216, 0xd8}], 0x7, 0xffffac75, 0x8) setsockopt$inet_IP_XFRM_POLICY(r1, 0x0, 0x11, &(0x7f0000000000)={{{@in6=@dev={0xfe, 0x80, '\x00', 0xe}, @in=@rand_addr=0x64010102, 0x4e21, 0x80, 0x4e22, 0x0, 0xa, 0x0, 0x0, 0x21, 0x0, 0xee01}, {0x150, 0x83c2, 0x1, 0xbc9d, 0x251, 0x8, 0x10001}, {0x48, 0xfffffffffffffff8, 0xb50e, 0x4a9774f0}, 0x4, 0x6e6bbc, 0x2, 0x0, 0x2, 0x3}, {{@in6=@mcast1, 0x4d6}, 0x2, @in6=@mcast1, 0x3500, 0x0, 0x1, 0x4, 0x400, 0x400, 0xffffffff}}, 0xe8) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000700)={'wlan1\x00'}) ioctl$sock_ipv6_tunnel_SIOCGETTUNNEL(r1, 0x89f0, &(0x7f0000000e40)={'syztnl0\x00', &(0x7f0000000dc0)={'ip6tnl0\x00', 0x0, 0x4, 0x80, 0x2, 0xfffffffc, 0x45, @private2={0xfc, 0x2, '\x00', 0x1}, @private2, 0x7800, 0x20, 0xfffffff8}}) getsockopt$inet_mreqn(r1, 0x0, 0x20, &(0x7f0000002140)={@multicast1, @initdev, 0x0}, &(0x7f0000002180)=0xc) sendmmsg$inet(r3, &(0x7f0000003c40)=[{{0x0, 0x0, &(0x7f0000000880)=[{&(0x7f0000000740)="b9c803f80efdf37a167dda15f9ee90b8a55aa5ab60801179f7490c14d92c029954665c4d689479e9ae6977273c34ef163c13c293933b55bf36bcf30859fd3a0d288e256bd1365b391db0e6d35d2b6e16e0db74451669381e9a008bc9", 0x5c}, {&(0x7f00000007c0)="abc17ba6a7ff0f08b53966fe4fb499877116f905ef5e1dfc29a81e1409af0ab2362dc66e8ad75e06e6b8c9aebf9b761857e7b02f0ea9feffdb24ca0211650e642ab45d8b3b0ad9fe67838006316ba2f6979d8822856280d42688e04c0e544ff2b10e8a042be7fae050b85d7d4cbaadbcc4f23b8f634c419d4c00400aefcbe275febfe48cb8697cdae08671920f77ec687062a95dd67dff11e4", 0x99}], 0x2}}, {{&(0x7f00000008c0)={0x2, 0x4e23, @rand_addr=0x64010101}, 0x10, &(0x7f0000000a00)=[{&(0x7f0000000900)="5c2e377a32872310c0e1c39e6111c9f9fef6aba9e5c3c26c6ad7f8c82db3a2c7191568cbb9e9ae6db7792b5bf4a5e1ee3c1581efa06b762b4415f3cbbb549303faa128750df9e064d928c3396aa6cd12ea53d33c83a50d7afd11fbbff481df57661444beabb5ef12c202adb181c1d30dd49d7a308c4d14519eb456db7c14cc5f77cd37a93f4bc7ab6032b3e5095fdc3c6743f81aabb3517c07f58c57f411e88461fc3f73a58b5facd11009f6c29ceab7c1fda551a9275ce966ba12c1413b0b92d4eed72c9b6244a5fed09eb055a686208e61f80222", 0xd5}], 0x1, &(0x7f0000000a40)=[@ip_tos_u8={{0x11, 0x0, 0x1, 0x87}}, @ip_tos_int={{0x14, 0x0, 0x1, 0x7}}], 0x30}}, {{0x0, 0x0, &(0x7f0000000bc0)=[{&(0x7f0000000a80)="f547814675f98fb7c3b66ab67b49b5767c355d67207c8ed95751c90d89a441f881a07917e57c169eb281fa2e32a75b84a72dd359806699c9f49be3654eba743eb1e9b12bf677fc18a3f486f33bd5f44d7528b5a7be54b09cecf47190a743c5a401a14cefbdc3a520840aec5a7b5603d833583785b845f97f9d04b78672461d1098208378abcd719127402fd8c12c7ad5eeb6b0ea49e75f0dc3c7a2d4885ba75e35794ed98705f3a37a75a600c91018864335cdf21c42b83e3115eb70160780553cfaab9345dda3e672b59414", 0xcc}, {&(0x7f0000000b80)="58aa5b235ccebb0394afc724869284", 0xf}], 0x2, &(0x7f0000000c00)=[@ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @remote, @local}}}, @ip_ttl={{0x14, 0x0, 0x2, 0x7ff}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x7f}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @empty, @initdev={0xac, 0x1e, 0x0, 0x0}}}}], 0x70}}, {{0x0, 0x0, &(0x7f0000000d80)=[{&(0x7f0000000c80)="fd1b151a448a913e5b95c3cacc270f76aa81bac052321ac5e6228db32f5c3d0a210c7aeaf31f472e73b24a4f89a2d21865f251327175c3ecbf4d83b59e51218ea0d5d296a2066b6abc0fa25a40cc0cd07ca923cc7ceae61835a8c8328377a91df43dd7a8a71bad3c3ff564eafc52357b63eedf425f70215e6a0f4ac33be79d8e13982a7ad6aee652ec876f7acfa4ecffcad7ff793af3e6e97c2763b3c87d497bb07b009d5ada7f298c4a832c1047b846f07f3ce33f90e88111c674d61c5111a8899c4f9c62c7561794e8901a7e69f8f948ec8fe1c419c33ae85f4a303cab6510f7459dad", 0xe4}], 0x1, &(0x7f0000003e40)=ANY=[@ANYBLOB="180000000000000000000000070000008307f7ac1e0101001400000000000000000000000100000006000000000000001100000000000000000000000100000001000080ccad494aa32c98993411f4419749b900000000001c000000000000000000000008000000", @ANYRES32=r4, @ANYBLOB="ac1e00017f00000100000000"], 0x68}}, {{&(0x7f0000000f00)={0x2, 0x4e23, @multicast1}, 0x10, 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0x1000}], 0x4, &(0x7f00000021c0)=[@ip_pktinfo={{0x1c, 0x0, 0x8, {0x0, @multicast1, @loopback}}}, @ip_tos_u8={{0x11, 0x0, 0x1, 0x88}}, @ip_pktinfo={{0x1c, 0x0, 0x8, {r5, @broadcast, @empty}}}], 0x58}}, {{0x0, 0x0, &(0x7f0000002300)=[{&(0x7f0000002240)="b45360ab9d80d832c398cc5aea1c", 0xe}, {&(0x7f0000002280)="b36912f047694670899abc5c64c36a6a7266a01bfe6befeb127e6b157d2e44ebcc923a68255d7c189f5daee1ba170dcec5457d8a79d29463bfa4d3c39764bfa78614d8f7cadf05f0ed04a0bcf4745cbd02438b505db5cbc84c695ecba43d084fc26866324df73d1e5415c0b570b92c571806ab120ea6b0db2ecb", 0x7a}], 0x2}}, {{&(0x7f0000002340)={0x2, 0x4e22, @local}, 0x10, &(0x7f0000003780)=[{&(0x7f0000002380)="24a780277cffbde4a4204bb661d88bbde0271aa568e0dfb08f82f3d4dd3fdc525805d043dd695936b6d66b3c1377ec18245f64e1c157bc908987c88a1010ea92467587c4ae2b2943706a5e1c19d235e0ec50313b4882f33f0a8a7066d1010671278619c56ff0527a97021be66ea1ffa6c051ef", 0x73}, {&(0x7f0000002400)="8a241c5c4462216a101c79be54ab912f6542963be9a8e987c51cde2919a0c76e0b39b04a9d1480fb76db94", 0x2b}, {&(0x7f0000002440)="0f7a7afa66e2baa4cd4f0c507fc1dd2a493d8deff16fc617298b93e0423b15f23e74a66d084c3a12aa9626c1f6b758ded2270e5598df355bd8033b264d050346d18fb25c3754f9c168107ef8a40a6937bc7004b56dd075c831d915fa01d848629ad4a6d012a7786570359f77d4e14b0b7f875327c59d11561b989ce7d8d250efa731bcb3f2bd635578403ebc445df2e99ec5e41419cf69af0620068472037556a9181398bc94f6735e2ba77634d7d51b1c38b0311ae61995eb1dffd621ff679048ba9615bf1ba17616ea8b5501d91b73b7972206fc536189c7ebda08b9d18fb8d06ac9c9274719ee347c576d96c4b94252dc168373d5cd", 0xf7}, {&(0x7f0000002540)="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0x1000}, {&(0x7f0000003540)='5', 0x1}, {&(0x7f0000003580)="7a9459c9e96025a7540be5aad1827e57c9f9600fadc4b74111e1a23a99160fd0d610818a8f3f", 0x26}, {&(0x7f00000035c0)="83ac1e4332a1dd8c138d781c80b99e7fcfbe4ec9ac7f35e982d99e8171214582a0f0b3f14caf043f756e4ede50694e001493b67df025ef1c4c5d9c190cfedfb4fc366dd335eebd3e33cffd2c3b3f72910b3b2d222407675c0b04afaf3d6dc8c4ec0b57fdc0a23539c5d4a71dc8261d89b1f2f83059f7b0fc80d14ac78fc9fadaa0d4a952789ba24adac87beafece6349bc1e58f7009c68049941eeda4b2ac73a9a153ad001da0c5a3fe3fe3b2bb67ee5141e51eb8e3685b8dc8b287bb200", 0xbe}, {&(0x7f0000003680)="8e66ac0d130d758c31129c079ee48d0df4e2fefd84274c5e7a4f659d29bd094042433640595e1d1292310128802a7712af92702fdffa43229c6834e42ad94a653709802778c6b35b6c01625ee96bcd945be14d6d61aa06b9f7810a4ebbdc9618600ecdba9d721c807c36a4df3777d6f881a8168fda1e508a181426315e64f4046d3463a119ea76b4f4d942b090fa878fd807dc43a694160863851cecedec7a054ae850dc7833f32828bf25c02c444a67c2d57cca18c856f4e88577d5a553321db8377ff199bf5a987c7c70bef89c934dbddb2aea45c649ce6be5b949a2cd", 0xde}], 0x8, &(0x7f0000003800)=ANY=[@ANYBLOB="1100000000000000000007000100000007000000004000002400000000000000000000000700000089130fac1414aae00000010a010100ac1414bb01000000001400000000000000000000000200000008000000000000001400000000000000000000000200000000fcffff00000000"], 0x70}}, {{&(0x7f0000003880)={0x2, 0x4e21, @broadcast}, 0x10, &(0x7f0000003bc0)=[{&(0x7f00000038c0)="a2035c4979edefcb1a08ce01256450a5f3fbe34aa363525a64992ef108e737504dec605de1b350491152a6130349bb05ec3142958e1d901629bc1d9a6494c28325296e95955d36ea9ad6a9041202dbd698ead3e2f2141f1a9639aae01807754a6696c9878b83bba2532b94e6a318b19ac6d9de737045963e064a7371effaf83e84190c774e7d34ad1b397d2032a7a4818005d68b6cbc38541394cf1161b6cdc6aa314706aee43a1bb4212bce583dc543c7d5e124a568c6d43528a5e0b50bb73495886f9eac99caba901019a783fa18cb9820f8bb33d9c0817bb7de31f3e629a245e7404139", 0xe5}, {&(0x7f00000039c0)="9b8ef3404cbfe1b1d0b28973f6a1bdee1463aeff8620fea7a598eceafe75b4853d065b91c48dc488d0a1d1bf92360b48c31ba53706bea53f803f26aa853d788c2b66743a4b48cb368b79a2de43f5d2a234a0892bcce0d5e3809e315cfa6dacf6c236d02a10f1c6d5202cc75223a25119e9985ad151717c2b3b351491eb32576250d79309fd2a99a74b8e16f4fe9e334e12820a8f29c6b419cfaa04b7bdd67d9fbf2ec33a254b67faa1e2027844e3d915fa899a2727ec9f268bcfc0b222851d4621cd31422ee232036a8968bedca766e33143fc491e", 0xd5}, {&(0x7f0000003ac0)="69f8344518aad5fa38d7418f576a009177461969263c71d196d3b6adbe8c5d9de8850de4353923a8d1582f12251b0ee9c70614848ca01e3a5165a7bb9640a86628a657dda61359f56d05fd6e591e9d7b186390887e4b328fb0274c21da93f9aa4119439f43e78f9e1f8db27f5cf9544f13f8b3950403db46dd35796f4655fbb599e1e592a939dadc59822a295729bdde0671c2053cd6583bb6b1b183261dd668d87d76413f126d6c22b79a7f35a21770271f80b7f43d8dbcfc7ec89bf1357ae793acecf8a74fe744a0b9960ed8e5cba04a113f92d54deca65cdc", 0xda}], 0x3, &(0x7f0000003c00)=[@ip_ttl={{0x14, 0x0, 0x2, 0x6}}, @ip_ttl={{0x14, 0x0, 0x2, 0xb898}}], 0x30}}], 0x8, 0x40) connect$inet(0xffffffffffffffff, &(0x7f0000000000)={0x2, 0x0, @loopback}, 0x10) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f00000002c0)) ioctl$sock_ipv4_tunnel_SIOCADDTUNNEL(r0, 0x89f1, &(0x7f0000000ec0)={'syztnl1\x00', &(0x7f0000003f00)=ANY=[@ANYBLOB='syztnl1\x00\x00\x00\x00\x00\x00\x00\x00\x00', @ANYRES32=r4, @ANYBLOB="000000400000005e000000bd451c001400660000040103ebcc690bc78ee54c6e92ccdb55ede2734dce3b021e23e5cd5b263516c7740269ccd30be97c468174bffdea23eb7c3b00"/84]}) setsockopt$packet_add_memb(0xffffffffffffffff, 0x107, 0x1, &(0x7f0000003ec0)={r6, 0x1, 0x6, @broadcast}, 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f62e, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5b8, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f959, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:11 executing program 2: perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) sendmsg$AUDIT_GET_FEATURE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) sendto$inet(r0, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r0, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000700)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x4}]}, 0x31}}, 0x0) socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r5 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r5, 0x8933, &(0x7f0000000700)={'wlan1\x00'}) write$binfmt_elf64(r1, &(0x7f0000000000)=ANY=[@ANYRES64, @ANYRES64=r5, @ANYRES32], 0xfc30) 03:19:11 executing program 0: socket$pppoe(0x18, 0x1, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5b9, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f62f, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5ba, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1516.369639][T12850] block (null): Could not allocate knbd recv work queue. [ 1516.422940][T12850] nbd: failed to add new device [ 1516.453232][T12856] block (null): Could not allocate knbd recv work queue. [ 1516.487877][T12856] nbd: failed to add new device 03:19:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5ba, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f95a, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:12 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffc000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f630, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xa0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5bb, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:13 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r3 = socket(0x40000000015, 0x5, 0x0) connect$inet(r3, &(0x7f0000000000)={0x2, 0x0, @loopback}, 0x10) getsockname$packet(r3, 0x0, &(0x7f00000002c0)) recvfrom$unix(r3, &(0x7f0000000300)=""/44, 0x2c, 0x0, 0x0, 0x0) setsockopt$RDS_GET_MR_FOR_DEST(0xffffffffffffffff, 0x114, 0x7, &(0x7f0000000240)={@l2tp={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x1d}, 0x1}, {&(0x7f0000000140)=""/180, 0xb4}, &(0x7f0000000040), 0x71}, 0xa0) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1517.194999][T12881] block (null): Could not allocate knbd recv work queue. [ 1517.226344][T12881] nbd: failed to add new device [ 1517.271912][T12890] block (null): Could not allocate knbd recv work queue. [ 1517.306032][T12890] nbd: failed to add new device 03:19:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6c, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5bc, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f631, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:13 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x7f55, 0x0, &(0x7f0000fff000/0x1000)=nil, &(0x7f0000ffd000/0x3000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f95b, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6c, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1517.855001][T12913] block (null): Could not allocate knbd recv work queue. [ 1517.889526][T12913] nbd: failed to add new device 03:19:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5bd, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f95c, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1517.927659][T12915] block (null): Could not allocate knbd recv work queue. [ 1517.935314][T12915] nbd: failed to add new device 03:19:14 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x7, 0x8}, 0x0, 0x8000000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000700)={'wlan1\x00'}) setsockopt$sock_timeval(r1, 0x1, 0x15, &(0x7f0000000100)={0x0, 0xea60}, 0x10) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000240), r1) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r5 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r5, 0x8933, &(0x7f0000000700)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r3, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r4, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x4}]}, 0x31}}, 0x0) sendmsg$NL80211_CMD_NEW_KEY(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000280)={&(0x7f0000000380)={0xc4, r2, 0x802, 0x70bd26, 0x25dfdbfc, {{}, {@val={0x8, 0x3, r6}, @void}}, [@NL80211_ATTR_KEY_SEQ={0xf, 0xa, "339031246881b28f6dd370"}, @NL80211_ATTR_KEY_CIPHER={0x8, 0x9, 0xfac05}, @NL80211_ATTR_KEY_CIPHER={0x8, 0x9, 0xfac05}, @NL80211_ATTR_KEY={0x5c, 0x50, 0x0, 0x1, [@NL80211_KEY_DATA_WEP104={0x11, 0x1, "a1d836ad7b3cdd0fbf2730cc21"}, @NL80211_KEY_DEFAULT_TYPES={0x28, 0x8, 0x0, 0x1, [@NL80211_KEY_DEFAULT_TYPE_MULTICAST={0x4}, @NL80211_KEY_DEFAULT_TYPE_UNICAST={0x4}, @NL80211_KEY_DEFAULT_TYPE_MULTICAST={0x4}, @NL80211_KEY_DEFAULT_TYPE_UNICAST={0x4}, @NL80211_KEY_DEFAULT_TYPE_UNICAST={0x4}, @NL80211_KEY_DEFAULT_TYPE_UNICAST={0x4}, @NL80211_KEY_DEFAULT_TYPE_UNICAST={0x4}, @NL80211_KEY_DEFAULT_TYPE_UNICAST={0x4}, @NL80211_KEY_DEFAULT_TYPE_MULTICAST={0x4}]}, @NL80211_KEY_CIPHER={0x8, 0x3, 0xfac05}, @NL80211_KEY_DEFAULT_TYPES={0xc, 0x8, 0x0, 0x1, [@NL80211_KEY_DEFAULT_TYPE_UNICAST={0x4}, @NL80211_KEY_DEFAULT_TYPE_UNICAST={0x4}]}, @NL80211_KEY_TYPE={0x8}]}, @NL80211_ATTR_MAC={0xa, 0x6, @device_b}, @NL80211_ATTR_KEY_DATA_WEP40={0x9, 0x7, "94ee623efe"}, @NL80211_ATTR_KEY_DATA_WEP40={0x9, 0x7, "2fb7de8b4a"}, @NL80211_ATTR_KEY_TYPE={0x8, 0x37, 0x2}]}, 0xc4}, 0x1, 0x0, 0x0, 0x22000004}, 0x20040004) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r7 = socket$netlink(0x10, 0x3, 0x0) r8 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040), 0xc040, 0x0) sendmsg$nl_route(r7, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000180)=@newlink={0x3c, 0x10, 0xffffff0f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @geneve={{0xb}, {0x4}}}, @IFLA_NET_NS_FD={0x8, 0x1c, r8}]}, 0x3c}}, 0x0) perf_event_open$cgroup(&(0x7f0000000040)={0x2, 0x80, 0x1, 0x1f, 0x8, 0xff, 0x0, 0x1ff, 0x20, 0xe, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x2, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x18, 0x2, @perf_config_ext={0x20, 0x28ac}, 0x2, 0x1, 0x7, 0x3, 0x8000, 0x5c, 0x6, 0x0, 0xc8da, 0x0, 0x9}, 0xffffffffffffffff, 0x1000, r8, 0x2) 03:19:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f632, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x68, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:14 executing program 2: perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) sendmsg$AUDIT_GET_FEATURE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) sendto$inet(r0, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r0, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000700)={'wlan1\x00'}) setsockopt$sock_int(r1, 0x1, 0x4, &(0x7f0000000000)=0x1ddf, 0x4) write$binfmt_elf64(r0, &(0x7f0000000600)=ANY=[], 0xfc30) [ 1518.441541][T12950] block (null): Could not allocate knbd recv work queue. [ 1518.475591][T12950] nbd: failed to add new device [ 1518.517456][T12959] block (null): Could not allocate knbd recv work queue. [ 1518.583552][T12959] nbd: failed to add new device 03:19:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f633, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5be, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:14 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000700)={'wlan1\x00'}) setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x41, &(0x7f0000000000)=0x3c40, 0x4) 03:19:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f95d, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:15 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x48, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1519.161610][T12984] block (null): Could not allocate knbd recv work queue. [ 1519.230779][T12984] nbd: failed to add new device 03:19:15 executing program 1: perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) sendmsg$AUDIT_GET_FEATURE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) syz_mount_image$exfat(&(0x7f0000000000), &(0x7f0000000100)='./file0\x00', 0x20000, 0x1d, &(0x7f0000000200)=[{&(0x7f0000010000)="eb769045584641542020200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000008000000008000000880000000f000000050000003412341200010000090301804900"/128, 0x80}, {&(0x7f0000010100)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0x1e0}, {&(0x7f0000010200)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0x3e0}, {&(0x7f0000010300)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0x5e0}, {&(0x7f0000010400)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0x7e0}, {&(0x7f0000010500)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0x9e0}, {&(0x7f0000010600)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0xbe0}, {&(0x7f0000010700)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0xde0}, {&(0x7f0000010800)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0xfe0}, {&(0x7f0000010900)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0x11e0}, {&(0x7f0000010a00)="d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911d0ab1911eb769045584641542020200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000010000000000008000000008000000880000000f0000000500000034123412000100000903018000"/640, 0x280, 0x1600}, {&(0x7f0000010d00)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0x19e0}, {&(0x7f0000010e00)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0x1be0}, {&(0x7f0000010f00)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0x1de0}, {&(0x7f0000011000)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0x1fe0}, {&(0x7f0000011100)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0x21e0}, {&(0x7f0000011200)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0x23e0}, {&(0x7f0000011300)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0x25e0}, {&(0x7f0000011400)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0x27e0}, {&(0x7f0000011500)="00000000000000000000000000000000000000000000000000000000000055aa", 0x20, 0x29e0}, 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0x16e0, 0x12000}, {&(0x7f0000013100)="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"/480, 0x1e0, 0x14000}, {&(0x7f0000013300)="850287ae20000000658132516581325165813251000000000000000000000000c003000523b500001a0400000000000000000000070000001a04000000000000c100660069006c0065003000"/96, 0x60, 0x15000}, {&(0x7f0000013400)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkal\x00\x00\x00\x00\x00\x00', 0x420, 0x16000}, {&(0x7f0000013900)='syzkallers\x00'/32, 0x20, 0x17000}, {&(0x7f0000013a00)='syzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallersyzkallers\x00'/128, 0x80, 0x1b000}], 0x0, &(0x7f0000013b00)) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) setsockopt$inet_tcp_TCP_REPAIR_QUEUE(0xffffffffffffffff, 0x6, 0x14, &(0x7f0000000600), 0x4) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r3) sendmsg$NLBL_UNLABEL_C_STATICADD(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)={0x74, r4, 0x1, 0x0, 0x0, {}, [@NLBL_UNLABEL_A_SECCTX={0x22, 0x7, 'system_u:object_r:devlog_t:s0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @empty}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'ip6tnl0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @mcast1}]}, 0x74}}, 0x0) sendmsg$NLBL_UNLABEL_C_ACCEPT(r1, &(0x7f0000000540)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000500)={&(0x7f00000001c0)={0x30, r4, 0x200, 0x70bd29, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @empty}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x27}}]}, 0x30}, 0x1, 0x0, 0x0, 0x8000}, 0x400c085) sendto$inet(r0, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r0, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) write$binfmt_elf64(r0, &(0x7f0000000600)=ANY=[], 0xfc30) [ 1519.251117][T12989] block (null): Could not allocate knbd recv work queue. [ 1519.282385][T12989] nbd: failed to add new device 03:19:15 executing program 0: setsockopt$SO_BINDTODEVICE(0xffffffffffffffff, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(0xffffffffffffffff, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) ptrace$cont(0x18, 0x0, 0x0, 0x0) ptrace$setregs(0xd, 0x0, 0x0, &(0x7f0000000080)) r0 = syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x200000, 0x7, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000900100000f000000000000000200000006000000000008000080000020000000dbf4655fdbf4655f0100ffff53ef010001000000daf4655f000000000000000001000000000000000b0000000004000008000000d2c200001203", 0x66, 0x400}, {&(0x7f0000010100)="00000000000000000000000082e36724c6f34caa846ed2e527703378010040", 0x1f, 0x4e0}, {&(0x7f0000000080)="03", 0x1, 0x640}, {&(0x7f0000010400)="02000000030000000400000019000f000300040000000000000000000f002e69", 0x20, 0x1000}, {&(0x7f0000012600)="ed41000000100000daf4655fdbf4655fdbf4655f000000000000040080", 0x1d, 0x4400}, {&(0x7f0000012800)="8081000000180000daf4655fdaf4655fdaf4655f00000000000001008000000010000800000000000af301000400000000000000000000000200000030", 0x3d, 0x4800}, {&(0x7f0000013900)="111fc0d901000000803a0900803a09000000000006", 0x15, 0x30000}], 0x0, &(0x7f00000000c0)=ANY=[]) stat(&(0x7f0000000340)='./file0\x00', &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, 0x0}) fchown(r0, r1, 0xffffffffffffffff) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f00000003c0)={0x0, 0x0, 0x0}, &(0x7f0000000440)=0xc) setresgid(0x0, r2, 0xee00) r3 = getpgrp(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f00000003c0)={0x0, 0x0, 0x0}, &(0x7f0000000440)=0xc) setresgid(0x0, r4, 0xee00) r5 = syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000100)='./file0\x00', 0x200000, 0x7, &(0x7f0000000200)=[{&(0x7f0000010000)="200000000002000019000000900100000f000000000000000200000006000000000008000080000020000000dbf4655fdbf4655f0100ffff53ef010001000000daf4655f000000000000000001000000000000000b0000000004000008000000d2c200001203", 0x66, 0x400}, {&(0x7f0000010100)="00000000000000000000000082e36724c6f34caa846ed2e527703378010040", 0x1f, 0x4e0}, {&(0x7f0000000080)="03", 0x1, 0x640}, {&(0x7f0000010400)="02000000030000000400000019000f000300040000000000000000000f002e69", 0x20, 0x1000}, {&(0x7f0000012600)="ed41000000100000daf4655fdbf4655fdbf4655f000000000000040080", 0x1d, 0x4400}, {&(0x7f0000012800)="8081000000180000daf4655fdaf4655fdaf4655f00000000000001008000000010000800000000000af301000400000000000000000000000200000030", 0x3d, 0x4800}, {&(0x7f0000013900)="111fc0d901000000803a0900803a09000000000006", 0x15, 0x30000}], 0x0, &(0x7f00000000c0)=ANY=[]) stat(&(0x7f0000000340)='./file0\x00', &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, 0x0}) fchown(r5, r6, 0xffffffffffffffff) sendmsg$netlink(0xffffffffffffffff, &(0x7f0000002a80)={&(0x7f0000000040)=@kern={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000029c0)=[{&(0x7f0000000380)={0x528, 0x29, 0x300, 0x70bd26, 0x25dfdbff, "", [@generic="a4f670f6a58447ee2fdbf049ef80e4475252bd2f0739ace39f292a2edcbf16bb14f189e75679912aa482b8bb08caabf696b0bb5f2eb67440df40a98fc8ae0edfa225861c0771ee47ae537be4c042a6db86846147f10abfa53a20c3375ca0d127c4c5ecf04d41e6e43d4b7b5d7188a45ef410b7d270c5031951e173069ce19d5c21b4aca90bb92016825dc1615aef7cf5ed135ae7cd9beb29f3a8997c738a7382fe2581fbd31a0afa8108f12c6d2bc45d998326441ba4a09897", @typed={0xf1, 0x6a, 0x0, 0x0, @binary="cafe751a8b2adde7b46362f0501de8b240341e133ca06acde8c5ba65485ec9d2b7b239a7b12f54f806beacbd5915d2995575f623f0669fadb9a0820f554d696a00e78f44e804a4b3d23eba2bdae0e5379af23a34c754924d74c31b3fd30cc5a24b0f30d281b56734f859628c3017f559eca0f74128322d9356912032382b89676f4b95bee1884d37dbf5dde4b71b80ae47c823e35c1ee491d8f04dd2eb4e1691cf829d23786e27545171f8cf86b7831663319389a2229ea169663ce233a5afb8d9c7bc9d8ab41800078f3d1ae4dfe1abe6ceb597605bf8f9bc83aef52963a088d7f7995cb749e9d0d52c4f7cdf"}, @generic="ec", @nested={0x219, 0x19, 0x0, 0x1, [@typed={0x14, 0x7e, 0x0, 0x0, @ipv6=@initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @typed={0x8, 0x26, 0x0, 0x0, @fd}, @generic="d7b4add98bf3003c5b2f19064a8c60297c2c17e186522d2f68177875dd5d9d2bae301df71480a9c30cc4d5f15837f2a2e494902237cbba38ba57ae18d3f7182a60bc6e6658ab809363a530bd4e94cbd0354a8f170262e875f4ab43de8afe524de1c3c7d94c5f7a1b18578d3ba8f4f5bfe5118efcf8498135ae273670e0d198f186c493e1", @typed={0x14, 0x4e, 0x0, 0x0, @ipv6=@ipv4={'\x00', '\xff\xff', @dev={0xac, 0x14, 0x14, 0x44}}}, @generic="0fe19c2a2d11f1657f384db4f4e9b97892b8c76fb777548c83293e6e21b16e439a9d4d0a1308dfb35952c6dd0468c1dcf394ad516252b678199ee2965ad565b64f7c2500ffc66d3e1ec65f2546648e9e42dff31c666cb4fce23e9ca61f0c8fb9ccba6818b816436f8614f3d14a5efd78e0c0280b1886432060a3eb643335cee65fb454991de3f9c815fe8e101056add6aca20274023571b45fc6fbd811d403bf3b373ab6199e157cef2c9007cfbb0ae05e8a596a9aea291446279b0c42eace80", @generic="80df780547e4b795c79b84d5a5bfe357890cb7403e9604988c13cf0163209f878c1daeacd243dbc869977dfe70f78988309685121bd7b05988daea5c1d93dcc78603901c22777d34c573df210d1b3f24d2f2bb6339b79098bc83d40ce49a650fb030f660cf4afe6d28caf343d61e6fb7348c35979e20ebecab7cf1ca687e14e2cd4fd47d9bfb57fab0b129dedc828c46b939c17d48da25ef0b0b9a94efbbd7", @generic='A0']}, @nested={0x130, 0x36, 0x0, 0x1, [@generic="c081b3eb2e52a14b3ff6318d9e1ee7266c4914f39212dbc4d90c3d9d9c2cc651a260aee42cf9d054719ff87ea6d6d18f55430e23ad6d36b407fc529bbd3da8ca49f61c02ea7511db3040e1940c64e55d9a2685445f2ee699a3144aadd52326d30da76e5f5d2d722539af84d6ddda6c0ab57a4d026bf5f0c30571e6f7b1c1bf58d8e7662af1f49c60b0a85e2d66efe1db171876c0076ea81da6bb916823f4c9e9eb0611cebb5bbfc4c62d03d0e31871316dd67b9045cb40b17993f1f5296107fab22b0ef7806e4ef962e5ca9ab15012612fd269591d4df7a1321ceb53d16074388a813320c0975ce05feaeebd1eb6", @generic="27fc8128dae3f4c51226a78347eaec57ceb3a9643c3f21dde0577a3a0d817cce74db05b20b56090c1bea", @typed={0xc, 0x36, 0x0, 0x0, @u64=0x40}, @typed={0x8, 0x45, 0x0, 0x0, @fd}]}, @generic="15a6067b9629e5ab758ff49f99988d7055d12abdbecda1d8822bcae2"]}, 0x528}, {&(0x7f0000000900)={0x20ac, 0x14, 0x400, 0x70bd2b, 0x25dfdbfe, "", [@generic="ea31f4a41ecd0bac795c7dde9920465bcf84f688559be7c3f7128c8ed72e9ae0db4ffdd5dc742da8b464efb4c121e4bba7737907ce64bad2af6ae8837029213f98cece", @typed={0xb, 0x42, 0x0, 0x0, @str=':\x01^-/[\x00'}, @nested={0x1004, 0x32, 0x0, 0x1, [@generic="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@nested={0x1014, 0x47, 0x0, 0x1, [@generic="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@typed={0x8, 0x6a, 0x0, 0x0, @ipv4=@remote}, @typed={0x8, 0x68, 0x0, 0x0, @pid}]}, @typed={0x4, 0x52}, @typed={0x8, 0x8b, 0x0, 0x0, @u32=0x19f}, @generic="ba9d541458fe5e0dc73a1bdb87487412521a87a3b3d7c78e34047d80ca72b4d911f7728a86d2fcd8"]}, 0x20ac}], 0x2, &(0x7f0000002a00)=[@cred={{0x1c, 0x1, 0x2, {0x0, r1, r2}}}, @cred={{0x1c, 0x1, 0x2, {r3, 0xee01, r4}}}, @cred={{0x1c, 0x1, 0x2, {0x0, r6, 0xffffffffffffffff}}}], 0x60, 0x4040}, 0x4000000) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000200)=0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000), 0x4}, 0x0, 0x3, 0x0, 0x5}, r7, 0x0, 0xffffffffffffffff, 0x3) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(0xffffffffffffffff, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f95e, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:15 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5bf, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f634, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1519.439722][T13004] loop0: detected capacity change from 0 to 4096 [ 1519.578081][T13004] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 1519.686206][T13006] loop1: detected capacity change from 0 to 432 03:19:16 executing program 2: perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) sendmsg$AUDIT_GET_FEATURE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) r1 = syz_mount_image$exfat(&(0x7f0000000380), &(0x7f00000003c0)='./file0\x00', 0x1ff, 0x1, &(0x7f0000000400)=[{&(0x7f0000000600)="2a79959e7f5f82416b011be60877e2199f06f37628b9fbf0e021c496d3a5ef389d077ae6bc728a04989c9c6709b53bad32224b3a09186035456da8c4db73c1da9359be25372f97c96971e74a1944efa9751305e97069c68673fd39994825cfb7346426dcbb4f671af8db1bd83921fe37874e401c129d23da62de495d5bb0dd515bb63a0130e5157ea0dfdd74677b47057cc9506dc3c01ed72383a1461dd331c3eff402272da9398824560fb6455302ec06e0863cc0cdc23acc0c794c6d71e35f36176d1024f550da60d7d87433deb71ad7f318201c68bce1bc3814d6525d510fc6fe0a6bdc32d0d8d03312d635321b060d33f96f0af1cfe0", 0xf8, 0x20}], 0x801080, &(0x7f0000000440)={[{@namecase}, {@umask={'umask', 0x3d, 0x9}}], [{@audit}, {@smackfsdef={'smackfsdef', 0x3d, ',]%\'\xe9\xbc'}}]}) dup2(r1, r0) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) sendto$inet(r0, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r0, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) getsockopt$EBT_SO_GET_INIT_ENTRIES(r0, 0x0, 0x83, &(0x7f00000001c0)={'nat\x00', 0x0, 0x3, 0x85, [0x6, 0x8, 0x53e, 0x6, 0x3, 0x800], 0x3, &(0x7f0000000000)=[{}, {}, {}], &(0x7f00000002c0)=""/133}, &(0x7f0000000140)=0x78) write$binfmt_elf64(r0, &(0x7f0000000600)=ANY=[], 0xfc30) 03:19:16 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r3}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_VLAN_TUNNEL={0x5, 0x1d, 0x1}]}}}]}, 0x44}}, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000040)={&(0x7f0000000380)=@dellink={0x2fc, 0x11, 0x20, 0x70bd2d, 0x25dfdbfe, {0x0, 0x0, 0x0, r3, 0x108, 0x40000}, [@IFLA_AF_SPEC={0x88, 0x1a, 0x0, 0x1, [@AF_INET6={0x2c, 0xa, 0x0, 0x1, [@IFLA_INET6_TOKEN={0x14, 0x7, @loopback}, @IFLA_INET6_TOKEN={0x14, 0x7, @private2}]}, @AF_INET6={0x50, 0xa, 0x0, 0x1, [@IFLA_INET6_TOKEN={0x14, 0x7, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @IFLA_INET6_TOKEN={0x14, 0x7, @empty}, @IFLA_INET6_TOKEN={0x14, 0x7, @loopback}, @IFLA_INET6_ADDR_GEN_MODE={0x5, 0x8, 0x3}, @IFLA_INET6_ADDR_GEN_MODE={0x5, 0x8, 0x1}]}, @AF_BRIDGE={0x4}, @AF_BRIDGE={0x4}]}, @IFLA_NUM_RX_QUEUES={0x8, 0x20, 0x1}, @IFLA_VFINFO_LIST={0x24c, 0x16, 0x0, 0x1, [{0xbc, 0x1, 0x0, 0x1, [@IFLA_VF_VLAN_LIST={0xb8, 0xc, 0x0, 0x1, [{0x14, 0x1, {0x6cd, 0x8b9, 0x7, 0x8100}}, {0x14, 0x1, {0x40, 0x37b, 0x2, 0x8100}}, {0x14, 0x1, {0x1, 0xf2e, 0x1, 0x88a8}}, {0x14, 0x1, {0x9, 0x3cc, 0xe0000, 0x8100}}, {0x14, 0x1, {0x0, 0x318, 0x7, 0x8100}}, {0x14, 0x1, {0x1000, 0x9dc, 0x8, 0x8100}}, {0x14, 0x1, {0x4, 0x6cf, 0x8, 0x8100}}, {0x14, 0x1, {0x9, 0x7e0, 0x3, 0x8100}}, {0x14, 0x1, {0x6ed, 0x69, 0x5, 0x88a8}}]}]}, {0xd8, 0x1, 0x0, 0x1, [@IFLA_VF_MAC={0x28, 0x1, {0x80, @dev={'\xaa\xaa\xaa\xaa\xaa', 0xd}}}, @IFLA_VF_TRUST={0xc, 0x9, {0x7, 0x8}}, @IFLA_VF_VLAN_LIST={0x18, 0xc, 0x0, 0x1, [{0x14, 0x1, {0x3f, 0xe06, 0x7fffffff, 0x8100}}]}, @IFLA_VF_VLAN_LIST={0x54, 0xc, 0x0, 0x1, [{0x14, 0x1, {0x8, 0xd7f, 0x9, 0x88a8}}, {0x14, 0x1, {0x3c3c000, 0x6e7, 0x3f, 0x88a8}}, {0x14, 0x1, {0xa84f, 0x88, 0x0, 0x88a8}}, {0x14, 0x1, {0x60c, 0x219, 0x1, 0x88a8}}]}, @IFLA_VF_SPOOFCHK={0xc, 0x4, {0x80000000, 0x10001}}, @IFLA_VF_TRUST={0xc, 0x9, {0x9, 0x9}}, @IFLA_VF_VLAN={0x10, 0x2, {0xf20, 0xe0, 0x7fffffff}}, @IFLA_VF_LINK_STATE={0xc, 0x5, {0x2, 0xbf}}]}, {0xb4, 0x1, 0x0, 0x1, [@IFLA_VF_LINK_STATE={0xc, 0x5, {0x1, 0xfff}}, @IFLA_VF_VLAN={0x10, 0x2, {0x2, 0xc80}}, @IFLA_VF_SPOOFCHK={0xc, 0x4, {0x40, 0x978f}}, @IFLA_VF_RATE={0x10, 0x6, {0x3, 0x5, 0x6}}, @IFLA_VF_MAC={0x28, 0x1, {0x0, @link_local}}, @IFLA_VF_IB_NODE_GUID={0x14, 0xa, {0x9, 0x8a}}, @IFLA_VF_IB_NODE_GUID={0x14, 0xa, {0x2, 0x5}}, @IFLA_VF_MAC={0x28, 0x1, {0x6}}]}]}]}, 0x2fc}, 0x1, 0x0, 0x0, 0x40004}, 0x20008004) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f95f, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:16 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5c0, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f635, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:16 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) ioctl$sock_SIOCGIFVLAN_SET_VLAN_FLAG_CMD(r0, 0x8982, &(0x7f0000000000)={0x7, 'xfrm0\x00', {0x10000}, 0x401}) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) [ 1520.870712][T13060] block (null): Could not allocate knbd recv work queue. [ 1520.888341][T13060] nbd: failed to add new device 03:19:17 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f960, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:17 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5bf, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:17 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5c1, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f636, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:17 executing program 2: perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) sendmsg$AUDIT_GET_FEATURE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000700)={'wlan1\x00'}) ioctl$sock_bt_cmtp_CMTPCONNADD(0xffffffffffffffff, 0x400443c8, &(0x7f0000000000)={r1, 0x80}) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) sendto$inet(r0, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r0, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL80211_CMD_SET_INTERFACE(r2, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000600)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="050000000000000000000600000008000300", @ANYRES32, @ANYBLOB="0800050004000000ca92ce8929c2fd4d80bae6eb0887dbde221d95da79962b43df51fe28f9a2553d27db6a8657c7bc5cd86b9234a1442ed2f89db8b1836af92279e53227b4bffb5df0e4c97df101dd11f8893884d5315dd26ae3b06d078a707ac35e0df5d9ba23d2e75faa8e46fa0cf183e7db803fed9021d3d28bdc44824c5595175075a6c47abb07effbeefcfa8ac0e26e709e64571ac2c94208792cd9f69a41e361e9b1a73ae74a3383228a3db3df5f3db8af0180000000000000200bc120a95babf8ad687ce35205897e19c1078ae3c7dcb2e201e4f42879a149fc4b39e7ff11c3c3"], 0x31}}, 0x0) sendmsg$NL80211_CMD_SET_INTERFACE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000004}, 0xc, &(0x7f00000001c0)={&(0x7f00000002c0)={0x1b4, 0x0, 0x100, 0x70bd2c, 0x25dfdbfe, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_MESH_ID={0xa}, @NL80211_ATTR_IFTYPE={0x8, 0x5, 0x1}, @NL80211_ATTR_MESH_ID={0xa}, @mon_options=[@NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "3981da59b59063870523c5f37d70dea6704276de332fb4cf"}, @NL80211_ATTR_MNTR_FLAGS={0x8, 0x17, 0x0, 0x1, [@NL80211_MNTR_FLAG_OTHER_BSS={0x4}]}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "87e03f309b92f05deec32663a043087e1a61bb9ea89bb3be"}, @NL80211_ATTR_MU_MIMO_FOLLOW_MAC_ADDR={0xa, 0xe8, @broadcast}, @NL80211_ATTR_MU_MIMO_FOLLOW_MAC_ADDR={0xa, 0xe8, @device_b}, @NL80211_ATTR_MNTR_FLAGS={0x24, 0x17, 0x0, 0x1, [@NL80211_MNTR_FLAG_CONTROL={0x4}, @NL80211_MNTR_FLAG_PLCPFAIL={0x4}, @NL80211_MNTR_FLAG_FCSFAIL={0x4}, @NL80211_MNTR_FLAG_CONTROL={0x4}, @NL80211_MNTR_FLAG_COOK_FRAMES={0x4}, @NL80211_MNTR_FLAG_COOK_FRAMES={0x4}, @NL80211_MNTR_FLAG_COOK_FRAMES={0x4}, @NL80211_MNTR_FLAG_COOK_FRAMES={0x4}]}, @NL80211_ATTR_MU_MIMO_FOLLOW_MAC_ADDR={0xa, 0xe8, @device_b}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "c381c7fea223ccfaa948fb1e6fc2716f73584c4970a30021"}], @NL80211_ATTR_4ADDR={0x5}, @mon_options=[@NL80211_ATTR_MU_MIMO_FOLLOW_MAC_ADDR={0xa, 0xe8, @device_b}, @NL80211_ATTR_MU_MIMO_FOLLOW_MAC_ADDR={0xa, 0xe8, @device_b}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "17c0fcf4e37891bd4208db818224f7c726ee78aedfcf9f51"}, @NL80211_ATTR_MNTR_FLAGS={0xc, 0x17, 0x0, 0x1, [@NL80211_MNTR_FLAG_OTHER_BSS={0x4}, @NL80211_MNTR_FLAG_FCSFAIL={0x4}]}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "80e7154adb44cda50bf1c5305dd6d78009f36c9bba30c2c8"}, @NL80211_ATTR_MU_MIMO_GROUP_DATA={0x1c, 0xe7, "7f8bb1b613d97e7aecdd0f81c3283cdadb04c6fcbed67671"}]]}, 0x160}, 0x1, 0x0, 0x0, 0x1}, 0x800) write$binfmt_elf64(r0, &(0x7f0000000600)=ANY=[], 0xfc30) 03:19:17 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x6}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) [ 1521.459623][T13088] block (null): Could not allocate knbd recv work queue. [ 1521.490137][T13088] nbd: failed to add new device 03:19:17 executing program 1: perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) sendmsg$AUDIT_GET_FEATURE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) sendto$inet(r0, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) r1 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r1, &(0x7f0000000180)={0x2, 0x4e24, @loopback}, 0x10) setsockopt$IP_VS_SO_SET_TIMEOUT(r1, 0x0, 0x48a, &(0x7f0000000000)={0x9, 0x5, 0x445}, 0xc) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r0, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) write$binfmt_elf64(r0, &(0x7f0000000600)=ANY=[], 0xfc30) 03:19:17 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5c2, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1521.610183][T13101] block (null): Could not allocate knbd recv work queue. [ 1521.655179][T13101] nbd: failed to add new device 03:19:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f637, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:17 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f961, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:18 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000700)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x4}]}, 0x31}}, 0x0) ioctl$BTRFS_IOC_RM_DEV(r1, 0x5000940b, &(0x7f0000000740)={{r0}, "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"}) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r5 = syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) r6 = accept(r0, 0x0, &(0x7f0000000000)) write$binfmt_misc(r6, &(0x7f0000000040)={'syz1', "d2ee83b4344a54e0ab91e90e3f8a2aa8e896ce43661f6ed6974fba405902f4af554346cd2c11e203ac75fc3c53728a4810f00e11e026a2903b274b35a984"}, 0x42) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r7 = socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r9 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r9, 0x8933, &(0x7f0000000700)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r7, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000180)=ANY=[@ANYBLOB="240000e8a731b3fd0cdd89bf6888f2dabe31e64853192d7af009d2", @ANYRES16=r8, @ANYBLOB="050000000000000000000600000008000300", @ANYRES32=r10, @ANYBLOB="0800050004000000"], 0x31}}, 0x0) splice(r7, &(0x7f00000000c0)=0x6, r5, &(0x7f0000000100)=0x9c, 0xffff, 0x0) 03:19:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f962, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f638, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:18 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:18 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5c3, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1522.695796][T13150] block (null): Could not allocate knbd recv work queue. [ 1522.769354][T13150] nbd: failed to add new device 03:19:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f639, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:18 executing program 1: perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) sendmsg$AUDIT_GET_FEATURE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) sendto$inet(r0, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) r1 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r1, &(0x7f0000000180)={0x2, 0x4e24, @loopback}, 0x10) setsockopt$IP_VS_SO_SET_TIMEOUT(r1, 0x0, 0x48a, &(0x7f0000000000)={0x9, 0x5, 0x445}, 0xc) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r0, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) write$binfmt_elf64(r0, &(0x7f0000000600)=ANY=[], 0xfc30) 03:19:19 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) getsockopt$IP_VS_SO_GET_SERVICE(r0, 0x0, 0x483, &(0x7f0000000000), &(0x7f0000000080)=0x68) sendmmsg(r0, &(0x7f0000009e80)=[{{&(0x7f0000000180)=@hci={0x1f, 0x4}, 0x80, &(0x7f0000000280)=[{&(0x7f0000000200)="c4fc9c95056cdf9e4cfc39320b26d9329128e22f6ca67e33290f26fb7581301757c2501368c44c51ffacf1543a0a07c19a454949f2f49ef07c36f45fdb4e9db4eee73c26b664855baaafe51b865d62eb345970868c5cc5cfc8a2a2", 0x5b}, {&(0x7f0000000380)="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0x1000}], 0x2, &(0x7f0000001380)=[{0x88, 0x10a, 0x8, "6c4d443c77ef301ebc0a4463787f18e24b79ab61d5637c0af3caba57137bf373cd1b1b116bf942510de5084db01edc31db71c7d510e96ff996c650f8c53e8e862f5b1d1c691b893b4a3869dd8f43c273c38f3f4ba7a2983c263d214bd21aa2a8c28d00fab34e720b3e97537d9ed7857994525e35"}, {0x1010, 0x118, 0x0, 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0x1000}, {&(0x7f0000009a40)="4ac8b26837a55cd9877f4fd8791135b3d3fb4f48fc0004dcf891b95403fa927143bf5a4475733da4d47d01d8d49ae44db5d0b2b84d1d37da68a3a60c80a4c874bbbf4ced20237650", 0x48}, {&(0x7f0000009ac0)="3cb35e06a091e2e0fa616d9410995fa69172c1e45846767d21f8cf35a3ef04b760378e17bb4e8df72f79044790b6c32cea903fd3002957b294abd0297bfcc9d319fe0e50320690d08fb1b8229be8c2840b00a6638c1e6cf21e8a71ca1ca918d26dbec1d56d284b9d3b1c4b4b0f036bebd8b38a5699939b7a511bfcf465376290a821d43d98c4d26cdb2cae7ac03c76a8336def4032b485fb51a1c64b0aaafa3c3a1745b144ec4928f15e5d29f50c0ce54c1dc533b8bcb073a73872e94cd71cad91019bc3546216f936c0b79ac896fbabbb80bed32d", 0xd5}, {&(0x7f0000009bc0)="4314a1779d654e66e9323e47db539af783e26c06859764eb5e17de7c73b66b3da3e97919fdc762126c58c2a6375774857ad0d0a032667b86929fb2fd511c40aedd954ac25df3df111265a0148a1f73870b277d03104d48936a324e32be35eb0033b1e969e9b929bb216653a6d49886f16e521c2421de17f12b34f335d9a5ffed0115ecca95dcf44b444e2f1c9432a6c0245ea8cc6754d9c32968f8ec4f4ddcb0048422f0947834733502c2ca399c052c0ef5671661c6acbf94caac929e654c6820eeb16c9ad50b89af33cd0bb4aeeddb1495db9878bede0601d6f34b0e6e21c66d400be7c0ea7b4580fb50", 0xeb}], 0x4, &(0x7f0000009d00)=[{0x90, 0x10a, 0x4502, "ce3e1f27c447f546eaee887ca9339322390bdbc5ff9ef7874d0a2e409f4d962ede4a8ba497b472d8ebdb1dc411cc2dfa61a430898e6c63726190aa6700526d0af0ff09ddbd1f2daa27b1b65400a4d566d14d6c89aade9a26baeeac34150df81158497ab7fd7f6522d78d4e206705169be78ee8a34d51e9c3d1"}, {0x28, 0x108, 0x1, "91c86c900db354a4893a94c6bb85f94f6fa9"}, {0xc0, 0xff, 0x7f, "c8b9f4944bbb6c0c3afab77fb33add450c2a08cbb2a658a51e0474d6c2f3914e99d8de1ee3122a99c6bea21bde982e35dc19d9114d555d5a17895596592a21a00c66855ff84291904bc5c3ab6174590b5de2b88c1bea2cd553f90a51e95461ddc92b5b134664f9a8c0caa471ae3ea0abfb5472c2b5826197bbea9974c6d7be072d66c6ea023248476858e4ffda1b27737c03f5dd67e4f7c069e2d600e6b61217d8c10155af4a7d3e3c699c15c26d07"}], 0x178}}], 0x7, 0x4) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x2}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) r1 = open(&(0x7f00000000c0)='./file0\x00', 0x100, 0x12) io_uring_enter(r1, 0x323, 0xcf54, 0x1, &(0x7f0000000100)={[0xfffffffffffffff8]}, 0x8) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:19 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f963, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:19 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5c4, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:19 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x5, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1523.220112][T13172] block (null): Could not allocate knbd recv work queue. 03:19:19 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$sock_timeval(r1, 0x1, 0x14, &(0x7f0000000000), 0x10) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) [ 1523.270327][T13172] nbd: failed to add new device [ 1523.315788][T13187] block (null): Could not allocate knbd recv work queue. [ 1523.359873][T13187] nbd: failed to add new device [ 1523.405671][T13188] block (null): Could not allocate knbd recv work queue. [ 1523.440384][T13188] nbd: failed to add new device 03:19:19 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x20000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:19 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5c5, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:19 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f964, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:19 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:20 executing program 1: perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) sendmsg$AUDIT_GET_FEATURE(0xffffffffffffffff, 0x0, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r0, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r0, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) bind$inet(r0, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) sendto$inet(r0, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) r1 = socket$inet_udp(0x2, 0x2, 0x0) bind$inet(r1, &(0x7f0000000180)={0x2, 0x4e24, @loopback}, 0x10) setsockopt$IP_VS_SO_SET_TIMEOUT(r1, 0x0, 0x48a, &(0x7f0000000000)={0x9, 0x5, 0x445}, 0xc) setsockopt$sock_int(r0, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r0, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) write$binfmt_elf64(r0, &(0x7f0000000600)=ANY=[], 0xfc30) 03:19:20 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f5c6, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:20 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x30000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:20 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r2 = pidfd_getfd(0xffffffffffffffff, r1, 0x0) perf_event_open(&(0x7f0000000040)={0x4, 0x80, 0xb1, 0x8, 0x1c, 0x0, 0x0, 0x1, 0x8004, 0xb, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x6, 0x5, @perf_bp={&(0x7f0000000000), 0x5}, 0x1384, 0x3, 0x0, 0x4, 0xd3, 0x10000, 0xfff, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xd, r2, 0x1) [ 1524.569328][T13229] block (null): Could not allocate knbd recv work queue. [ 1524.577496][T13229] nbd: failed to add new device 03:19:20 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f965, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:20 executing program 2: r0 = perf_event_open(&(0x7f0000000080)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xffffffdfffffffff, 0xffffffffffffffff, 0x3) sendmsg$AUDIT_GET_FEATURE(0xffffffffffffffff, 0x0, 0x0) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x80000000000002, &(0x7f00000005c0)=0x169, 0x4) setsockopt$inet_tcp_TCP_CONGESTION(r1, 0x6, 0xd, &(0x7f00000004c0)='dctcp\x00', 0x6) bind$inet(r1, &(0x7f0000deb000)={0x2, 0x4e23, @multicast1}, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000280), 0xffffffffffffffff) r2 = dup2(r1, r0) sendmsg$TIPC_CMD_SHOW_PORTS(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x1c, 0x0, 0x400, 0x70bd27, 0x25dfdbff, {}, ["", "", "", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x4001}, 0x800) sendto$inet(r1, 0x0, 0x5, 0x200007fd, &(0x7f0000000040)={0x2, 0x4e23, @local}, 0x10) setsockopt$sock_int(r1, 0x1, 0x8, &(0x7f0000000100), 0x4) recvmsg(r1, &(0x7f0000000240)={0x0, 0xfffffffffffffd83, &(0x7f0000000180)=[{&(0x7f0000003ac0)=""/4096, 0x2a37}], 0x1, 0x0, 0xf080, 0x3}, 0x100) write$binfmt_elf64(r1, &(0x7f0000000600)=ANY=[], 0xfc30) 03:19:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x34000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1525.005799][T13259] block (null): Could not allocate knbd recv work queue. [ 1525.136643][T13259] nbd: failed to add new device 03:19:21 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x20000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:21 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000000)={0x0, 0x5, 0x1, 0x7, 0xa1a2, 0x7, 0x438c, 0x6, {0x0, @in={{0x2, 0x4e24, @private=0xa010101}}, 0x39f, 0x4, 0xa58, 0x80000001, 0x1f}}, &(0x7f00000000c0)=0xb0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000700)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x4}]}, 0x31}}, 0x0) dup(r1) 03:19:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f966, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x3, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x40000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:22 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) (fail_nth: 1) 03:19:22 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) (fail_nth: 1) 03:19:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f967, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:22 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x30000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:22 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='vcan0\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x4}, 0x0, 0x0, 0x0, 0x4, 0x0, 0xffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:22 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1fffff, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1526.479396][T13326] FAULT_INJECTION: forcing a failure. [ 1526.479396][T13326] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1526.498158][T13326] CPU: 1 PID: 13326 Comm: syz-executor.2 Not tainted 5.16.0-rc1-syzkaller #0 [ 1526.506964][T13326] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1526.517062][T13326] Call Trace: [ 1526.520360][T13326] [ 1526.523300][T13326] dump_stack_lvl+0xcd/0x134 [ 1526.527922][T13326] should_fail.cold+0x5/0xa [ 1526.532451][T13326] _copy_from_user+0x2c/0x180 [ 1526.537151][T13326] __copy_msghdr_from_user+0x91/0x4b0 [ 1526.542550][T13326] ? __ia32_sys_shutdown+0x70/0x70 [ 1526.547714][T13326] ? perf_trace_lock+0xeb/0x4d0 [ 1526.552588][T13326] ? mark_lock+0xef/0x17b0 [ 1526.557047][T13326] sendmsg_copy_msghdr+0xa1/0x160 [ 1526.562111][T13326] ? do_recvmmsg+0x6d0/0x6d0 [ 1526.566728][T13326] ? perf_trace_lock+0xeb/0x4d0 [ 1526.571599][T13326] ? lock_chain_count+0x20/0x20 [ 1526.576475][T13326] ? check_path.constprop.0+0x50/0x50 [ 1526.581877][T13326] ___sys_sendmsg+0xc6/0x170 [ 1526.586492][T13326] ? sendmsg_copy_msghdr+0x160/0x160 [ 1526.591802][T13326] ? __fget_files+0x21b/0x3e0 [ 1526.596496][T13326] ? lock_downgrade+0x6e0/0x6e0 [ 1526.601368][T13326] ? __fget_files+0x23d/0x3e0 [ 1526.606064][T13326] ? __fget_light+0xea/0x280 [ 1526.610673][T13326] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1526.616945][T13326] __sys_sendmsg+0xe5/0x1b0 [ 1526.621472][T13326] ? __sys_sendmsg_sock+0x30/0x30 [ 1526.626521][T13326] ? syscall_enter_from_user_mode+0x21/0x70 [ 1526.632482][T13326] do_syscall_64+0x35/0xb0 [ 1526.636919][T13326] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1526.642837][T13326] RIP: 0033:0x7f2ec544eae9 [ 1526.647269][T13326] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1526.666994][T13326] RSP: 002b:00007f2ec29c4188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1526.675429][T13326] RAX: ffffffffffffffda RBX: 00007f2ec5561f60 RCX: 00007f2ec544eae9 [ 1526.683415][T13326] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 [ 1526.691409][T13326] RBP: 00007f2ec29c41d0 R08: 0000000000000000 R09: 0000000000000000 [ 1526.699392][T13326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1526.707381][T13326] R13: 00007ffd426032cf R14: 00007f2ec29c4300 R15: 0000000000022000 [ 1526.715368][T13326] [ 1526.739933][T13328] FAULT_INJECTION: forcing a failure. [ 1526.739933][T13328] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1526.789990][T13328] CPU: 1 PID: 13328 Comm: syz-executor.1 Not tainted 5.16.0-rc1-syzkaller #0 [ 1526.798796][T13328] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1526.808864][T13328] Call Trace: [ 1526.812151][T13328] [ 1526.815097][T13328] dump_stack_lvl+0xcd/0x134 [ 1526.819715][T13328] should_fail.cold+0x5/0xa [ 1526.824239][T13328] _copy_from_user+0x2c/0x180 [ 1526.828940][T13328] __copy_msghdr_from_user+0x91/0x4b0 [ 1526.834342][T13328] ? __ia32_sys_shutdown+0x70/0x70 [ 1526.839499][T13328] ? perf_trace_lock+0xeb/0x4d0 [ 1526.844374][T13328] ? mark_lock+0xef/0x17b0 [ 1526.848973][T13328] sendmsg_copy_msghdr+0xa1/0x160 [ 1526.854045][T13328] ? do_recvmmsg+0x6d0/0x6d0 [ 1526.858675][T13328] ? perf_trace_lock+0xeb/0x4d0 [ 1526.863540][T13328] ? lock_chain_count+0x20/0x20 [ 1526.868412][T13328] ? check_path.constprop.0+0x50/0x50 [ 1526.873802][T13328] ___sys_sendmsg+0xc6/0x170 [ 1526.878417][T13328] ? sendmsg_copy_msghdr+0x160/0x160 [ 1526.883730][T13328] ? __fget_files+0x21b/0x3e0 [ 1526.888427][T13328] ? lock_downgrade+0x6e0/0x6e0 [ 1526.893302][T13328] ? __fget_files+0x23d/0x3e0 [ 1526.897999][T13328] ? __fget_light+0xea/0x280 [ 1526.902614][T13328] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1526.909141][T13328] __sys_sendmsg+0xe5/0x1b0 [ 1526.913663][T13328] ? __sys_sendmsg_sock+0x30/0x30 [ 1526.918713][T13328] ? syscall_enter_from_user_mode+0x21/0x70 [ 1526.924624][T13328] do_syscall_64+0x35/0xb0 [ 1526.929082][T13328] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1526.935001][T13328] RIP: 0033:0x7ff9f27e6ae9 [ 1526.939423][T13328] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1526.959053][T13328] RSP: 002b:00007ff9efd5c188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1526.967498][T13328] RAX: ffffffffffffffda RBX: 00007ff9f28f9f60 RCX: 00007ff9f27e6ae9 [ 1526.975487][T13328] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 03:19:23 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x400300, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1526.983472][T13328] RBP: 00007ff9efd5c1d0 R08: 0000000000000000 R09: 0000000000000000 [ 1526.991452][T13328] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1526.999440][T13328] R13: 00007fff4d0e2b0f R14: 00007ff9efd5c300 R15: 0000000000022000 [ 1527.007439][T13328] 03:19:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f968, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:23 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x34000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:23 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = socket$inet_mptcp(0x2, 0x1, 0x106) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e20, @multicast2}, 0x10) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$xfs(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x6, 0x2, &(0x7f0000000100)=[{&(0x7f00000000c0)="bab452da5f9d9a84f6f6b1af0c3486632bcf3505", 0x14, 0x71f3}, {&(0x7f0000000180)="d69fae2d5b74e6b0b03c707ed66d50753b3f295dfd7ff5dee199c87b248ae9ecf69c846b880a45c6159b743ba44250e685e091421e14a10f1df845b3d38780c871952ebae6e79009ed683165928f26a4298a0eff1ba77a176167007c000c54e84c177874c73e049e313225c5a03dea2aa75a7d50e56a26a4cb234d50add432d0c1d5b74584e3ea1ce4333d39b36e35e8760d7c9268a7f31cb1e75e186a620a4ffe2f4babe4fa1e61a513d8874e2f153bcbf731c291e8f61ed0a220ea66b53e0785bd46c1f7a9a44e99fe30d781c52acd9e1ddad7fc6ef73b799af442c3f82559a7d97d", 0xe3, 0x52a8}], 0x2800400, &(0x7f0000000280)={[{@grpid}, {@grpquota}], [{@fowner_gt={'fowner>', 0xee01}}]}) close(r2) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:23 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:23 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1527.472770][T13361] loop0: detected capacity change from 0 to 113 [ 1527.504648][T13361] xfs: Unknown parameter 'fowner>00000000000000060929' [ 1527.529376][T13355] block (null): Could not allocate knbd recv work queue. [ 1527.557802][T13355] nbd: failed to add new device [ 1527.644388][T13361] loop0: detected capacity change from 0 to 113 03:19:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f969, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:23 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x40000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1527.702136][T13361] xfs: Unknown parameter 'fowner>00000000000000060929' 03:19:23 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xf60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:23 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:23 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:24 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) ioctl$AUTOFS_DEV_IOCTL_SETPIPEFD(0xffffffffffffffff, 0xc0189378, &(0x7f0000000000)=ANY=[@ANYBLOB="000018000000", @ANYRES32=r0, @ANYRES32=r0, @ANYBLOB='\x00\x00\x00\x00./file0\x00']) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x204a0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7c517d70, 0x0, @perf_bp={0x0}, 0x789}, 0x0, 0x0, r1, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:24 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:24 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:24 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:24 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f96a, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1fffff, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:24 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x3, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:24 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x3, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:24 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f96b, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:24 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f00000001c0)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x4}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r1 = gettid() ptrace$setopts(0x4206, r1, 0x0, 0x2d) tkill(r1, 0x34) ptrace$cont(0x18, r1, 0x0, 0x0) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000380)=ANY=[@ANYBLOB="3c00000010000fff00"/20, @ANYRES32=0x0, @ANYBLOB="0000000000000000140012800b00010067656e65766500000400028008001c00", @ANYRES32=r3, @ANYBLOB="32119fc656c284c23719fe70ba338f5df9f52bb80a10e27294048e756b425fd08e10a55efc8b7dca05fdd0cfa6e47721222dfe6543d253b38fa215c83fefb2ccf9144696e9a01bb2a15f2c68014c2620f4ab7b122d59aa17f6c0a8224649acfd696607940a0de8f47e9e36c438936533fd87c211f1ffe10b7472d30e215ede6fdf11942813459fd1203dfd4521ef99681c2d103e3f8cd8b769b85d1cd2afafb997fe16749f08340066904212d6ca2e4edeca94940ff7dfad1022f2603af6b0a85028f17b6e0e13c0d50df6"], 0x3c}}, 0x0) perf_event_open(&(0x7f0000000000)={0x3, 0x80, 0x7f, 0x4, 0x3, 0x6, 0x0, 0x100, 0x8800, 0xc, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000080), 0xa}, 0x1080, 0x805, 0x54, 0x6, 0x80000000, 0x40, 0x0, 0x0, 0xffffff80}, r1, 0x2, r3, 0x1) 03:19:24 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x4, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1528.538892][T13436] block (null): Could not allocate knbd recv work queue. [ 1528.574796][T13436] nbd: failed to add new device 03:19:24 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x4, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1528.624050][T13440] block (null): Could not allocate knbd recv work queue. [ 1528.654964][T13440] nbd: failed to add new device 03:19:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x400300, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:24 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) open(&(0x7f00000001c0)='./file0\x00', 0x280100, 0x8) sendmmsg(r0, &(0x7f0000000180)=[{{0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000000)="7b5a4c7672519ecf2eb6d5b289c8aedf1863ead9c8ac2b5709fd2d3143ef8f9a047c0ed5bffd4e0ab15a6eae9a9b90c8a0f139aebc94ef9e66354a475a9a6a86cf3ce92a95cc72910d14795e8c6716064c531854ae33fc8ed7b46914f4cd0efc40030aa2af4ba218e6e86aebadfc76d3d636450fce6efef5da2045c5e4fc1a05d75913573c2b1c727edc0f3c0c3e9d8ce15d774451bccf8d9e7944edf8c9c2ee00e0575c5ad1e65d2ae60ff6cb697c5082a8b81c2ae4c71f49c0c6a5892c18267b584769186752e85c5f1ee8a850719bd71a74ff4b913ad1034902959409835a41af496eb7", 0xe5}], 0x1, &(0x7f0000000380)=[{0x1010, 0x84, 0x7f, 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"fe7c53130696e94cb33348ff20cdb73f247576c33c296838121430cf0edc8ce7d8f798c77a0c23df52843511c36b841321ee119563e5cd9dd6466483ddbd45ac9357508d27bc2baf93d590a04ee669c4f73ac935518795be20dd2d0e8cd3cb1189885059ae6695785ded4e8d88acf760428b62a0f6fa3e358a1295fe7d54febd40244c6fbd1d53d21c059db3303e32de64ec3b98689bb5d9a49ced304e5adc44211beea4380dccb26b5cb914cb3c"}, {0x68, 0x5, 0x9, "46641a4ac9030d4043a1e5a686a262db4ca97625787ef550e930c595bed4f53a89566a1da49ffbfa6d1de5055875062d1267a8651884bd25048445041cfa7311645884e4ef10c79818c27397a504d936941be14d"}, {0x18, 0x10c, 0xfdd, '\x00\x00\x00\x00\x00'}, {0xd8, 0x115, 0x8001, "b1f2abd79050905c99837133c5e421ef4625d9e3b966771ec41d2fed00e6c853cc3774bac72d99ebd44e19f2e50a34bb3e17a79bc6fa78cb6f06ec5fc3be251288a50da2eb64fec8bd35037ced346889cebd44bee291782d90e49ddc9614d79de58e3a6132682682bd3886bdbfbace72ba0313212edd708b986fe46c34770a1803605393d2b638f6a54f59d17437e59f121826de277d8433157d6d709b367090bcf92ff3f60e53d629c8792f13fab52f2b930b808705a049039b5ab6e00a1b48c711c475"}, {0x1010, 0x114, 0x2, "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{0x60, 0x1, 0x6, "420f205859c3b2ecad733a3a308905df8990f385284ce6cd23dcde5e151c1585979f526fcd95bee6f3031df9626963005b89eccf8fcc560cd5e91f41047d6045422c70015bd0f7e2054f"}], 0x23f0}}], 0x1, 0x0) 03:19:25 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1528.863038][T13461] block (null): Could not allocate knbd recv work queue. [ 1528.895818][T13461] nbd: failed to add new device 03:19:25 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x5, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1528.933110][T13470] block (null): Could not allocate knbd recv work queue. [ 1528.959807][T13470] nbd: failed to add new device 03:19:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f96c, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:25 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xf00000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:25 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x5, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:25 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) r1 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000280), 0x101000, 0x0) ioctl$sock_inet_udp_SIOCOUTQ(r1, 0x5411, &(0x7f00000002c0)) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x0, 0x4000000) 03:19:25 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:25 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x6, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:25 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x6, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:25 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x20000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:25 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x98a}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r1 = fsmount(0xffffffffffffffff, 0x1, 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000440), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_GET(r2, &(0x7f0000000500)={0x0, 0x0, &(0x7f00000004c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="0062d95dc8c81f45000000", @ANYRES16=r3, @ANYBLOB="0303000000000000000008000000"], 0x14}}, 0x0) sendmsg$L2TP_CMD_TUNNEL_DELETE(r1, &(0x7f0000001380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x2c, r3, 0x910, 0x70bd29, 0x25dfdbfb, {}, [@L2TP_ATTR_PEER_SESSION_ID={0x8, 0xc, 0x2}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x5}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x1ef4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x15}, 0x4040000) 03:19:25 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:26 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:26 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x7, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:26 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x7, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x30000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:26 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) r2 = dup(r1) r3 = io_uring_setup(0x787d, &(0x7f0000000000)={0x0, 0x752, 0x1, 0x2, 0x24d, 0x0, r1}) io_uring_register$IORING_REGISTER_PERSONALITY(r3, 0x9, 0x0, 0x0) connect$inet(r2, &(0x7f0000000300)={0x2, 0x4e21, @private=0xa010100}, 0x10) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) [ 1530.138983][T13552] block (null): Could not allocate knbd recv work queue. [ 1530.168685][T13552] nbd: failed to add new device 03:19:26 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x8, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x34000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:26 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x8, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:26 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x3000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:26 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x3000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:26 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x9, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:26 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) r1 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000700)={'wlan1\x00'}) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$TIPC_NL_BEARER_ENABLE(r1, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000280)={&(0x7f0000000380)={0x1f4, r2, 0x400, 0x70bd2a, 0x25dfdbfb, {}, [@TIPC_NLA_PUBL={0x54, 0x3, 0x0, 0x1, [@TIPC_NLA_PUBL_LOWER={0x8, 0x2, 0x8}, @TIPC_NLA_PUBL_UPPER={0x8}, @TIPC_NLA_PUBL_LOWER={0x8, 0x2, 0x7}, @TIPC_NLA_PUBL_UPPER={0x8, 0x3, 0x74}, @TIPC_NLA_PUBL_LOWER={0x8, 0x2, 0x1}, @TIPC_NLA_PUBL_TYPE={0x8, 0x1, 0xffff}, @TIPC_NLA_PUBL_TYPE={0x8, 0x1, 0x6}, @TIPC_NLA_PUBL_LOWER={0x8, 0x2, 0x200}, @TIPC_NLA_PUBL_TYPE={0x8}, @TIPC_NLA_PUBL_LOWER={0x8, 0x2, 0x6}]}, @TIPC_NLA_LINK={0xd4, 0x4, 0x0, 0x1, [@TIPC_NLA_LINK_PROP={0x1c, 0x7, 0x0, 0x1, [@TIPC_NLA_PROP_MTU={0x8}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xfffff000}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x6}]}, @TIPC_NLA_LINK_PROP={0x3c, 0x7, 0x0, 0x1, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x5}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1f}, @TIPC_NLA_PROP_MTU={0x8}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x13}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x80000001}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xf}, @TIPC_NLA_PROP_TOL={0x8}]}, @TIPC_NLA_LINK_PROP={0x24, 0x7, 0x0, 0x1, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x200}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xe}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x4}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x5}]}, @TIPC_NLA_LINK_NAME={0x9, 0x1, 'syz1\x00'}, @TIPC_NLA_LINK_PROP={0x1c, 0x7, 0x0, 0x1, [@TIPC_NLA_PROP_MTU={0x8, 0x4, 0x64}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xff}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0xc201}]}, @TIPC_NLA_LINK_NAME={0x9, 0x1, 'syz0\x00'}, @TIPC_NLA_LINK_PROP={0xc, 0x7, 0x0, 0x1, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x6}]}, @TIPC_NLA_LINK_NAME={0x13, 0x1, 'broadcast-link\x00'}]}, @TIPC_NLA_MEDIA={0x38, 0x5, 0x0, 0x1, [@TIPC_NLA_MEDIA_PROP={0x24, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x3}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x80000001}]}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'udp\x00'}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'eth\x00'}]}, @TIPC_NLA_BEARER={0xc, 0x1, 0x0, 0x1, [@TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x9}]}, @TIPC_NLA_MEDIA={0x74, 0x5, 0x0, 0x1, [@TIPC_NLA_MEDIA_PROP={0x3c, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x7ff}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x9}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x14}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x18}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x8}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x26}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x4}]}, @TIPC_NLA_MEDIA_PROP={0x1c, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x8}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x3}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x100}]}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'udp\x00'}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'eth\x00'}, @TIPC_NLA_MEDIA_NAME={0x7, 0x1, 'ib\x00'}]}]}, 0x1f4}, 0x1, 0x0, 0x0, 0x4000041}, 0x80) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r3 = socket$inet6(0xa, 0x1, 0x8010000000000084) bind$inet6(r3, &(0x7f0000000140)={0xa, 0x4e23}, 0x1c) listen(r3, 0x10003) r4 = openat$mice(0xffffffffffffff9c, &(0x7f0000000040), 0x2000) openat$proc_mixer(0xffffffffffffff9c, &(0x7f0000000080)='/proc/asound/card1/oss_mixer\x00', 0x20000, 0x0) socket$inet6_sctp(0xa, 0x800000000000001, 0x84) r5 = getpid() sched_setscheduler(r5, 0x5, &(0x7f0000000380)) r6 = accept4$unix(r4, 0x0, &(0x7f0000000000), 0x80800) ftruncate(r6, 0xb435) 03:19:26 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x9, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:26 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x4000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:26 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xa, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:27 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x3f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:27 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x40000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:27 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xa, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:27 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:27 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x4000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1531.219943][T13625] block (null): Could not allocate knbd recv work queue. [ 1531.247979][T13625] nbd: failed to add new device 03:19:27 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1fffff, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:27 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1531.311189][T13639] block (null): Could not allocate knbd recv work queue. [ 1531.343562][T13639] nbd: failed to add new device 03:19:27 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x5000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:27 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xe, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:27 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xe, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:27 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x400300, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:27 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x4e23, @multicast2}, 0x10) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x4, @perf_config_ext={0x4, 0x90000000}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(0xffffffffffffffff, 0xc0502100, &(0x7f0000000200)={0x0, 0x0}) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f00000003c0)={0x0, 0x0, 0x0}, &(0x7f0000000440)=0xc) setresgid(0x0, r3, 0x0) setsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000280)={r2, 0xee01, r3}, 0xc) connect$inet(0xffffffffffffffff, &(0x7f0000000100)={0x2, 0x4e20, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r4 = gettid() ptrace$setopts(0x4206, r4, 0x0, 0x2d) tkill(r4, 0x34) ptrace$cont(0x18, r4, 0x0, 0x0) ptrace$setregs(0xd, r4, 0x0, &(0x7f0000000080)) perf_event_open(&(0x7f0000000180)={0x4, 0x80, 0x20, 0x3, 0x7, 0x1f, 0x0, 0x9, 0x800, 0x8, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x2, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x2, @perf_config_ext={0x7fff, 0x5}, 0x200, 0x200, 0x1ff, 0x10, 0x4, 0x0, 0x51, 0x0, 0x5, 0x0, 0x2}, r4, 0x7, r1, 0x10) setsockopt$XDP_UMEM_REG(0xffffffffffffffff, 0x11b, 0x4, &(0x7f0000000040)={&(0x7f0000000000)=""/39, 0x100000, 0x1000, 0x6719, 0x1}, 0x20) r5 = mmap$IORING_OFF_SQ_RING(&(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x8, 0x50, r1, 0x0) syz_io_uring_submit(r5, 0x0, &(0x7f00000000c0)=@IORING_OP_REMOVE_BUFFERS={0x1f, 0x0, 0x0, 0x800, 0x0, 0x0, 0x0, 0x0, 0x1, {0x1}}, 0x9) 03:19:28 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x4f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:28 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:28 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1532.208548][T13690] block (null): Could not allocate knbd recv work queue. 03:19:28 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1532.267634][T13690] nbd: failed to add new device [ 1532.301692][T13692] block (null): Could not allocate knbd recv work queue. [ 1532.333593][T13692] nbd: failed to add new device 03:19:28 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x10, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:28 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xf90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:28 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6020000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:28 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x5000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:28 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x3, @private=0xa010100}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r2 = accept4$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @multicast}, &(0x7f0000000500)=0x14, 0x100800) r3 = bpf$BPF_BTF_LOAD(0x12, &(0x7f00000003c0)={&(0x7f0000001640)=ANY=[@ANYBLOB="9f549f2e0ab54ddcd1001500008ae773551e3b3a020130544c778a61000000000000000000"], 0x0, 0x26}, 0x20) r4 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0xd, 0x3, &(0x7f0000001f00)=ANY=[@ANYBLOB="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"], &(0x7f0000000080)='GPL\x00', 0x5, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x0, r3, 0x8, 0x0, 0x0, 0x10, &(0x7f0000000200), 0x10}, 0x78) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000001880)={r4, 0xc0, &(0x7f0000001a40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) r6 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x11, 0x4, &(0x7f0000000400)=ANY=[@ANYRES16, @ANYRESDEC, @ANYRES32], &(0x7f0000000040)='syzkaller\x00', 0x3, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0}, 0x78) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f00000000c0)={&(0x7f0000000300)='lock_acquire\x00', r6}, 0x10) bpf$PROG_LOAD(0x5, &(0x7f00000016c0)={0x8, 0x10, &(0x7f0000001940)=ANY=[], &(0x7f0000000180)='GPL\x00', 0x0, 0x1000, &(0x7f0000000600)=""/4096, 0x41100, 0x13, '\x00', 0x0, 0x7, 0xffffffffffffffff, 0x8, &(0x7f0000000440)={0x9, 0x3}, 0x8, 0x10, &(0x7f0000001680)={0x3, 0xc, 0xa, 0x6}, 0x10, r5, r6}, 0x78) r7 = signalfd(r1, &(0x7f0000000380)={[0xb5]}, 0x8) bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x1, 0xc, &(0x7f0000000480)=@framed={{0x18, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x3}, [@ldst={0x3, 0x2c718263e4cad3ac, 0x3, 0x8, 0xb, 0xffffffffffffffff, 0xffffffffffffffff}, @btf_id={0x18, 0xd, 0x3, 0x0, 0x2}, @initr0={0x18, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x0, 0x0, 0xb38e}, @exit, @map_val={0x18, 0x0, 0x2, 0x0, r7, 0x0, 0x0, 0x0, 0x5}, @exit]}, &(0x7f0000000280)='GPL\x00', 0x4, 0x0, 0x0, 0x40f00, 0x2e, '\x00', 0x0, 0x4, 0xffffffffffffffff, 0x8, &(0x7f00000002c0)={0x1, 0x80000001}, 0x8, 0x10, &(0x7f0000000300)={0x0, 0x6, 0x9, 0x4}, 0x10, r5, r7}, 0x78) ioctl$sock_SIOCSIFVLAN_SET_VLAN_NAME_TYPE_CMD(r2, 0x8983, &(0x7f0000000200)={0x6, 'veth1_macvtap\x00', {0x3e}, 0xa5d}) r8 = socket$netlink(0x10, 0x3, 0x0) r9 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r8, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000180)=@newlink={0x3c, 0x10, 0xffffff0f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @geneve={{0xb}, {0x4}}}, @IFLA_NET_NS_FD={0x8, 0x1c, r9}]}, 0x3c}}, 0x0) syz_io_uring_setup(0x2311, &(0x7f0000000000)={0x0, 0x4956, 0x10, 0x0, 0x1ce, 0x0, r9}, &(0x7f0000ffc000/0x3000)=nil, &(0x7f0000fef000/0x11000)=nil, &(0x7f0000000080), &(0x7f00000000c0)) 03:19:28 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x10, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:28 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x5f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:28 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:29 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:29 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x60, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:29 executing program 0: sendto$inet(0xffffffffffffffff, &(0x7f0000000380)="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", 0x1000, 0x4000, &(0x7f0000000000)={0x2, 0x4e23, @rand_addr=0x64010101}, 0x10) r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f00000001c0)=0x0) fcntl$setown(r1, 0x8, r2) bind$inet(r1, &(0x7f0000000180)={0x2, 0x4e24, @loopback}, 0x10) setsockopt$inet_buf(r1, 0x0, 0x25, &(0x7f0000000040)="d95192e619f00e4d7962f600fe59d5af2bc8b9bf35e5c244e3ae7f9dfe79499c6e63ec9735a0f46cb7fd6ae21e02b8cbaf978614e774cfaaa8e36e6dced2202a648362fef0e2c3cab01eaeb0fa28178ccfa1d5d4a2e24999fc0c11bf70c81965e6b9f52c380059324e08559927ac5b991e0e70491298417b9a3e4b10c33904ca8b865e96233ad50c188cb6c297098d9407f6ed9aa60886c7152ceda17886eed6da92c4c524a0a6560963307b89128828a28c79bba6a2ba8fb649a894378da7a6c498025f092126bf82fa9f90f19a8884ab2fc440aefd7921057381a793be3d37b61f86151be5f9d533fb41", 0xeb) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:29 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:29 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket(0x40000000015, 0x5, 0x0) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) connect$inet(r1, &(0x7f0000000000)={0x2, 0x0, @loopback}, 0x10) getsockname$packet(r1, 0x0, &(0x7f00000002c0)) r2 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_VLAN_TUNNEL={0x5, 0x1d, 0x1}]}}}]}, 0x44}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=@deltclass={0x34, 0x29, 0x300, 0x70bd29, 0x25dfdbfe, {0x0, 0x0, 0x0, r4, {0xfff3, 0xe}, {0x1, 0x6}, {0x1a, 0xffff}}, [@TCA_RATE={0x6, 0x5, {0x43, 0xff}}, @TCA_RATE={0x6, 0x5, {0x5, 0xe0}}]}, 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x4000000) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) [ 1533.403896][T13757] block (null): Could not allocate knbd recv work queue. 03:19:29 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x3e, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1533.458864][T13757] nbd: failed to add new device 03:19:29 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x8000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:29 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:29 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:29 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x300, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:29 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x60, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:30 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:30 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x9000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:30 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x500, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1534.273981][T13809] block (null): Could not allocate knbd recv work queue. 03:19:30 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1534.324826][T13809] nbd: failed to add new device 03:19:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:30 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x600, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:30 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:30 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xa000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:30 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x300, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:30 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x700, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1534.763416][T13836] block (null): Could not allocate knbd recv work queue. [ 1534.807536][T13836] nbd: failed to add new device 03:19:31 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x900, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:31 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x500, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xf000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x3000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:31 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x600, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:31 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xa00, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1535.398168][T13876] block (null): Could not allocate knbd recv work queue. 03:19:31 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x700, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1535.447627][T13876] nbd: failed to add new device 03:19:31 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xc00, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x8000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x3f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x10000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:31 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x900, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:31 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xe00, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1535.876393][T13906] block (null): Could not allocate knbd recv work queue. [ 1535.910726][T13906] nbd: failed to add new device 03:19:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x12000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x8f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x4000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:32 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xa00, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:32 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf00, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1536.295599][T13929] block (null): Could not allocate knbd recv work queue. [ 1536.341768][T13929] nbd: failed to add new device 03:19:32 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x1019, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1536.372367][T13942] block (null): Could not allocate knbd recv work queue. [ 1536.403847][T13942] nbd: failed to add new device 03:19:32 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xc00, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x14000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x9000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x4f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:32 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x1910, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1536.787008][T13962] block (null): Could not allocate knbd recv work queue. 03:19:32 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xe00, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1536.829422][T13962] nbd: failed to add new device 03:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x140e0000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x9f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:33 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf00, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x5000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:33 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x5865, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:33 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x1718, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x18000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1537.422261][T14001] block (null): Could not allocate knbd recv work queue. [ 1537.461953][T14001] nbd: failed to add new device [ 1537.490174][T14015] block (null): Could not allocate knbd recv work queue. [ 1537.534703][T14015] nbd: failed to add new device 03:19:33 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x6000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:33 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x1817, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xa000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x5f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:34 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x3e00, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:34 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x6558, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1537.993950][T14047] block (null): Could not allocate knbd recv work queue. [ 1538.019375][T14047] nbd: failed to add new device 03:19:34 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x8100, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:34 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x5865, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x20000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xaf60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:34 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1538.457366][T14080] block (null): Could not allocate knbd recv work queue. [ 1538.488407][T14080] nbd: failed to add new device 03:19:34 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x6000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xbf60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x22000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6010000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:34 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf0ffff, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:35 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x6558, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1539.022676][T14115] block (null): Could not allocate knbd recv work queue. [ 1539.066600][T14115] nbd: failed to add new device 03:19:35 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x1000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1539.104204][T14128] block (null): Could not allocate knbd recv work queue. [ 1539.129309][T14128] nbd: failed to add new device 03:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xc000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x24000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:35 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x8100, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:35 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x2000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:35 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:35 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x3000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1539.612890][T14150] block (null): Could not allocate knbd recv work queue. [ 1539.663948][T14150] nbd: failed to add new device [ 1539.754238][T14161] block (null): Could not allocate knbd recv work queue. [ 1539.797282][T14161] nbd: failed to add new device [ 1539.832734][T14167] block (null): Could not allocate knbd recv work queue. 03:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xcf60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1539.903584][T14167] nbd: failed to add new device 03:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x26000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:36 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf0ffff, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:36 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x4000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:36 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x1000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1540.216123][T14189] block (null): Could not allocate knbd recv work queue. 03:19:36 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x2000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1540.262302][T14189] nbd: failed to add new device 03:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x3f000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xdf60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:36 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x5000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:36 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x3000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x40000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1540.768162][T14231] block (null): Could not allocate knbd recv work queue. 03:19:36 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x6000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1540.822774][T14231] nbd: failed to add new device 03:19:37 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x4000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xef60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x8000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xf000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:37 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x7000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:37 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x5000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x44030000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:37 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x6000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1541.480713][T14288] block (null): Could not allocate knbd recv work queue. [ 1541.518982][T14288] nbd: failed to add new device [ 1541.549891][T14292] block (null): Could not allocate knbd recv work queue. [ 1541.577257][T14292] nbd: failed to add new device 03:19:37 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x8000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x8f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x48000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xff60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:37 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x7000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:38 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x9000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:38 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xa000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1541.998906][T14325] block (null): Could not allocate knbd recv work queue. [ 1542.033810][T14325] nbd: failed to add new device 03:19:38 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xc000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:38 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x8000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1542.085942][T14330] block (null): Could not allocate knbd recv work queue. [ 1542.093503][T14330] nbd: failed to add new device [ 1542.147229][T14335] block (null): Could not allocate knbd recv work queue. [ 1542.154799][T14335] nbd: failed to add new device 03:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x4c000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x10000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x9000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:38 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xe000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:38 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x9000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1542.572061][T14363] block (null): Could not allocate knbd recv work queue. [ 1542.607010][T14363] nbd: failed to add new device 03:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x50020000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x10f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:39 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xa000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:39 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x9f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x54f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x11f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:39 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xc000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:39 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x10000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:39 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x19100000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xa000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:39 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xe000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x12000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x55f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:40 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x60000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:40 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x65580000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:40 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xaf90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:40 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x81000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x56f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x12f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:40 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x10000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xbf90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:40 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x88a8ffff, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1544.824309][T14497] block (null): Could not allocate knbd recv work queue. [ 1544.871844][T14497] nbd: failed to add new device 03:19:41 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x18170000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1544.922026][T14514] block (null): Could not allocate knbd recv work queue. [ 1544.957196][T14514] nbd: failed to add new device 03:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x57f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x13f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xcf90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:41 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x9effffff, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:41 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x3e000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x58f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x14f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1545.447594][ T1230] ieee802154 phy0 wpan0: encryption failed: -22 [ 1545.453975][ T1230] ieee802154 phy1 wpan1: encryption failed: -22 03:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xdf90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:41 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xc3ffffff, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:41 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x60000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x59f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x15f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xef90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:42 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf0ffffff, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:42 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x65580000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:42 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf5ffffff, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x16f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xf000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x5af50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:42 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xfcffffff, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:42 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x81000000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1546.719838][T14615] block (null): Could not allocate knbd recv work queue. [ 1546.752670][T14615] nbd: failed to add new device [ 1546.792909][T14625] block (null): Could not allocate knbd recv work queue. [ 1546.814087][T14625] nbd: failed to add new device 03:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xff90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x5bf50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x17f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:43 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x88a8ffff, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:43 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xfeffffff, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x10000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:43 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xffffa888, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x18000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:43 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x9effffff, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x5cf50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:43 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xfffff000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:43 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf0ffffff, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x18f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1547.762028][T14680] block (null): Could not allocate knbd recv work queue. [ 1547.795631][T14680] nbd: failed to add new device [ 1547.823534][T14687] block (null): Could not allocate knbd recv work queue. 03:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x10f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1547.868082][T14687] nbd: failed to add new device 03:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x5df50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:44 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xffffff7f, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:44 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xfcffffff, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1548.107527][T14701] block (null): Could not allocate knbd recv work queue. [ 1548.141911][T14701] nbd: failed to add new device [ 1548.193971][T14711] block (null): Could not allocate knbd recv work queue. [ 1548.226566][T14711] nbd: failed to add new device 03:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x5ef50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x11f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x19f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:44 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xffffff9e, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:44 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xffffa888, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:44 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xffffffc3, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x12020000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1548.649075][T14739] block (null): Could not allocate knbd recv work queue. [ 1548.701482][T14739] nbd: failed to add new device [ 1548.733212][T14741] block (null): Could not allocate knbd recv work queue. [ 1548.772316][T14741] nbd: failed to add new device 03:19:44 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xfffff000, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:44 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xfffffff0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x5ff50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x12f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1a000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:45 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xffffff7f, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:45 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xfffffff5, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x60f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x13f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1af60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:45 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xfffffffc, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:45 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xffffff9e, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x14000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1549.807206][T14800] block (null): Could not allocate knbd recv work queue. [ 1549.865710][T14800] nbd: failed to add new device 03:19:46 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xfffffffe, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1549.909260][T14799] block (null): Could not allocate knbd recv work queue. [ 1549.957544][T14799] nbd: failed to add new device 03:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x61f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:46 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xfffffff0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1bf60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:46 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xffffffff, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x14f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x62f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:46 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xfffffffc, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:46 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0xf, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1550.664298][T14849] block (null): Could not allocate knbd recv work queue. [ 1550.701299][T14849] nbd: failed to add new device [ 1550.732020][T14858] block (null): Could not allocate knbd recv work queue. [ 1550.759614][T14858] nbd: failed to add new device [ 1550.772832][T14864] block (null): Could not allocate knbd recv work queue. 03:19:46 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xffffffff, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1550.798543][T14864] nbd: failed to add new device 03:19:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x15f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1cf60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x63f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:47 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x10, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:47 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0xf, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x16f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x64f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1df60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:47 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x10, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:47 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0xc0, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x17f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:48 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0xc0, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1ef60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x65f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:48 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x2c0, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:48 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0xec0, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1552.260806][T14945] block (null): Could not allocate knbd recv work queue. [ 1552.306221][T14945] nbd: failed to add new device [ 1552.340388][T14953] block (null): Could not allocate knbd recv work queue. [ 1552.450412][T14953] nbd: failed to add new device 03:19:48 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0xec0, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x66f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x18000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:48 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x33fe0, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:49 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x2000, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1552.843244][T14977] block (null): Could not allocate knbd recv work queue. [ 1552.877380][T14977] nbd: failed to add new device 03:19:49 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x20000184, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x67f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:49 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x33fe0, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1ff60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x18f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:49 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x7ffff000, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:49 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x2000017c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:49 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0xfffffdef, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1553.430501][T15016] block (null): Could not allocate knbd recv work queue. [ 1553.482564][T15016] nbd: failed to add new device 03:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x20000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1553.524162][T15029] block (null): Could not allocate knbd recv work queue. [ 1553.549770][T15029] nbd: failed to add new device 03:19:49 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x7ffff000, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:49 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x2, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x19f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x68000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1553.807821][T15041] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=2 sclass=netlink_route_socket pid=15041 comm=syz-executor.1 03:19:50 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x7, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:50 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0xfffffdef, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x20f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:50 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r0, 0xd000943e, &(0x7f0000053100)={0x0, 0x0, "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", "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"}) r2 = creat(&(0x7f0000000040)='./bus\x00', 0x0) r3 = syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000080)='./bus\x00', 0x0, 0x0, &(0x7f00000000c0), 0x20d014, &(0x7f0000000500)=ANY=[]) r4 = syz_open_dev$usbfs(&(0x7f0000000180), 0x77, 0x1) ioctl$USBDEVFS_IOCTL(r4, 0xc0105512, &(0x7f0000000040)=@usbdevfs_connect={0x0, 0x5517, 0x48000000}) ioctl$USBDEVFS_IOCTL(r4, 0x8108551b, &(0x7f0000000380)) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r4, 0x81f8943c, &(0x7f000005a700)={0x0, ""/256, 0x0, 0x0}) ioctl$BTRFS_IOC_INO_LOOKUP_USER(0xffffffffffffffff, 0xd000943e, &(0x7f00000000c0)={r5, 0x0, "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", "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"}) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, &(0x7f0000053580)={0x9, [{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, 0x0}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, 0x0}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, r5}], 0xfa, "d03cb251192f45"}) ioctl$BTRFS_IOC_TREE_SEARCH(r3, 0xd0009411, &(0x7f000003e7c0)={{0x0, 0x10000, 0x2, 0x4, 0x5, 0x8, 0x1, 0x7, 0x3, 0x1, 0x0, 0xbd, 0x7, 0x0, 0x81}}) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(r2, 0xd000943d, &(0x7f000003f7c0)={0x5, [{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, 0x0}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, r6}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, 0x0}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0}], 0x3, "bc0b3ebf9fa024"}) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(r2, 0xd000943d, &(0x7f00000407c0)={0x1f, [{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {r15}, {}, {}, {}, {0x0, r11}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {r13}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {r9}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {r12}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, r5}, {r10, r14}], 0xff, "0e8de52f787f88"}) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, &(0x7f0000054100)={0x89b, [{}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, r8}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {r7}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0, r1}, {0x0, r5}], 0x2, "d6aea9aa1514d0"}) getsockopt$IPT_SO_GET_REVISION_MATCH(r0, 0x0, 0x42, &(0x7f0000000000)={'icmp\x00'}, &(0x7f0000000040)=0x1e) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0xff, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x2000000000000, 0x1}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffc000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1af90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1554.226156][T15068] hub 9-0:1.0: USB hub found [ 1554.231184][T15068] hub 9-0:1.0: 8 ports detected [ 1554.332153][T15087] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=7 sclass=netlink_route_socket pid=15087 comm=syz-executor.1 03:19:50 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x2, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1554.418890][T15094] block (null): Could not allocate knbd recv work queue. [ 1554.432463][T15089] hub 9-0:1.0: USB hub found 03:19:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x68f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1554.475388][T15094] nbd: failed to add new device [ 1554.482563][T15089] hub 9-0:1.0: 8 ports detected 03:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1bf90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x21f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:50 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0xa, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1554.675623][T15110] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=2 sclass=netlink_route_socket pid=15110 comm=syz-executor.2 03:19:50 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x7, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1554.906853][T15129] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=10 sclass=netlink_route_socket pid=15129 comm=syz-executor.1 03:19:51 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_open_dev$I2C(&(0x7f0000000000), 0xfffffffffffffffc, 0x0) r2 = open(&(0x7f0000000040)='./file0\x00', 0x200c2, 0x0) write$binfmt_elf64(r2, 0x0, 0x8) sendfile(0xffffffffffffffff, r2, &(0x7f00000001c0), 0xa198) r3 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) r4 = socket$inet_tcp(0x2, 0x1, 0x0) ioctl$sock_SIOCADDRT(r4, 0x890b, 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x40002, 0x0) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r4, 0x81f8943c, &(0x7f0000001640)={0x0, ""/256, 0x0, 0x0, 0x0}) ioctl$BTRFS_IOC_SNAP_DESTROY_V2(r2, 0x5000943f, &(0x7f0000000c80)={{r3}, r5, 0x1c, @unused=[0x2, 0x1400, 0x67b, 0xb61], @subvolid=0x1}) ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(r1, 0xc0c89425, &(0x7f0000000040)={"438f7352c4fa8207f9d811e907a4c1cc", r5, 0x0, {0x6, 0x9}, {0x4, 0x7}, 0x0, [0x2, 0x5, 0x101, 0xfffffffffffffffa, 0x6, 0x1000, 0x80000000, 0x8b4, 0x1000, 0x400, 0xe8f6, 0x7ff, 0x872, 0x80000001, 0x4, 0x8]}) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x69f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:51 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0xf, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1555.017308][T15134] block (null): Could not allocate knbd recv work queue. [ 1555.062599][T15134] nbd: failed to add new device 03:19:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x22f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1555.107000][T15145] block (null): Could not allocate knbd recv work queue. [ 1555.158836][T15145] nbd: failed to add new device [ 1555.204452][T15149] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=7 sclass=netlink_route_socket pid=15149 comm=syz-executor.2 03:19:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1cf90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1555.359237][T15155] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=15 sclass=netlink_route_socket pid=15155 comm=syz-executor.1 03:19:51 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0xa, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6af50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:51 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x77, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:51 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r3, 0x8933, &(0x7f0000000700)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r2, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r4}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x4}]}, 0x31}}, 0x0) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r1, 0x81f8943c, &(0x7f0000000380)) [ 1555.607399][T15176] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=119 sclass=netlink_route_socket pid=15176 comm=syz-executor.1 03:19:51 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x402, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1555.677084][T15169] block (null): Could not allocate knbd recv work queue. [ 1555.709917][T15169] nbd: failed to add new device [ 1555.723403][T15181] block (null): Could not allocate knbd recv work queue. 03:19:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x23f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1555.761272][T15181] nbd: failed to add new device [ 1555.771461][T15188] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=10 sclass=netlink_route_socket pid=15188 comm=syz-executor.2 03:19:51 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0xf, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:52 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x405, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1df90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1556.088182][T15211] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=15 sclass=netlink_route_socket pid=15211 comm=syz-executor.2 03:19:52 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x21, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6bf50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x24000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:52 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x407, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1556.365145][T15225] block (null): Could not allocate knbd recv work queue. 03:19:52 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x25, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1556.415448][T15225] nbd: failed to add new device 03:19:52 executing program 0: ioctl$AUTOFS_IOC_EXPIRE(0xffffffffffffffff, 0x810c9365, &(0x7f0000000000)={{0x20, 0x8}, 0x100, './file0\x00'}) r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1ef90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:52 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x408, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6c000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:52 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x77, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1556.823580][T15257] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=119 sclass=netlink_route_socket pid=15257 comm=syz-executor.2 03:19:52 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x2000, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x24f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1f000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:53 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:53 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x2, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:53 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:53 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x402, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x1ff90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:53 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000000)=0x0) r2 = syz_open_dev$tty1(0xc, 0x4, 0x2) ioctl$TIOCMIWAIT(r2, 0x545c, 0x0) fcntl$setown(r0, 0x8, r1) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x4, 0x80, 0xfd, 0x0, 0x1, 0x0, 0x0, 0x3, 0xc0000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x4202, 0x0, 0xfffffffd}, 0x0, 0x0, 0xffffffffffffffff, 0x8) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="200000006900000225bd7000fcdbdf2500000000000000000800010002000000afcf816b27abd287d3ba5931f5acf1bc58d0dcd606ae53cb2e002d8cb295369bfde62ac8fcaf74e8a164ffd04d2cb2484019b068de1aab2f3cd2c7f457d0a4052204d6922c25f27db171f56bbbebbcbf3e29827923f640f1939f8c5c4dadf7fbaf80ed918c0a67ab2959787e98d3d0555d27e8777150c23b64757016dd4a064e3dfc9d478c89d81d0e317f210f7ac817686997c3d2f7a4197b9ac93da4c25d0ef5d22225457c07eb030f79c22470e326fc5f5f78e502bb36d0"], 0x20}, 0x1, 0x0, 0x0, 0x810}, 0x4c881) 03:19:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6cf50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x25f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:53 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x3, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:53 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x405, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:53 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x407, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x20000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:53 executing program 0: ioctl$AUTOFS_DEV_IOCTL_PROTOVER(0xffffffffffffffff, 0xc0189372, &(0x7f0000005600)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0xe5}}, './file0\x00'}) r1 = syz_genetlink_get_family_id$tipc2(&(0x7f0000005680), 0xffffffffffffffff) sendmsg$TIPC_NL_SOCK_GET(r0, &(0x7f0000005880)={&(0x7f0000005640)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000005840)={&(0x7f00000056c0)={0x17c, r1, 0x400, 0x70bd29, 0x25dfdbff, {}, [@TIPC_NLA_PUBL={0x54, 0x3, 0x0, 0x1, [@TIPC_NLA_PUBL_UPPER={0x8, 0x3, 0x1}, @TIPC_NLA_PUBL_LOWER={0x8, 0x2, 0xd44}, @TIPC_NLA_PUBL_TYPE={0x8, 0x1, 0x8000}, @TIPC_NLA_PUBL_TYPE={0x8, 0x1, 0x8}, @TIPC_NLA_PUBL_LOWER={0x8, 0x2, 0x2}, @TIPC_NLA_PUBL_TYPE={0x8, 0x1, 0xffff}, @TIPC_NLA_PUBL_LOWER={0x8, 0x2, 0xe96}, @TIPC_NLA_PUBL_UPPER={0x8, 0x3, 0x3}, @TIPC_NLA_PUBL_UPPER={0x8, 0x3, 0x2b78}, @TIPC_NLA_PUBL_UPPER={0x8}]}, @TIPC_NLA_BEARER={0xd8, 0x1, 0x0, 0x1, [@TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x2}, @TIPC_NLA_BEARER_UDP_OPTS={0x2c, 0x4, {{0x14, 0x1, @in={0x2, 0x4e22, @multicast1}}, {0x14, 0x2, @in={0x2, 0x4e23, @initdev={0xac, 0x1e, 0x1, 0x0}}}}}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x80000001}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x1ab}, @TIPC_NLA_BEARER_NAME={0x16, 0x1, @l2={'eth', 0x3a, 'veth0_macvtap\x00'}}, @TIPC_NLA_BEARER_PROP={0x44, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x19}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x65}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x2}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0xfffffffd}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x7}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1e}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0xa}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x8}]}, @TIPC_NLA_BEARER_PROP={0x34, 0x2, 0x0, 0x1, [@TIPC_NLA_PROP_MTU={0x8, 0x4, 0x8}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xe}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x7}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xf}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x12}]}]}, @TIPC_NLA_NET={0xc, 0x7, 0x0, 0x1, [@TIPC_NLA_NET_ADDR={0x8, 0x2, 0x7fff}]}, @TIPC_NLA_LINK={0x30, 0x4, 0x0, 0x1, [@TIPC_NLA_LINK_PROP={0xc, 0x7, 0x0, 0x1, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0xffffffff}]}, @TIPC_NLA_LINK_PROP={0x14, 0x7, 0x0, 0x1, [@TIPC_NLA_PROP_MTU={0x8}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x9}]}, @TIPC_NLA_LINK_NAME={0x9, 0x1, 'syz0\x00'}]}]}, 0x17c}, 0x1, 0x0, 0x0, 0x1}, 0x4008880) r2 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r2, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r2, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r2, &(0x7f0000007fc0), 0x400000000000070, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wlan1\x00'}) dup(0xffffffffffffffff) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r5 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r5, 0x8933, &(0x7f0000000700)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r3, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r4, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r6}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x4}]}, 0x31}}, 0x0) listen(r3, 0x326) recvmmsg$unix(0xffffffffffffffff, &(0x7f0000003c40)=[{{0x0, 0x0, &(0x7f0000000280)=[{&(0x7f0000000000)=""/140, 0x8c}, {&(0x7f0000000180)=""/249, 0xf9}, {&(0x7f00000000c0)=""/112, 0x70}], 0x3, &(0x7f00000002c0)=[@rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}], 0x50}}, {{&(0x7f0000000380)=@abs, 0x6e, &(0x7f00000014c0)=[{&(0x7f0000000400)=""/4096, 0x1000}, {&(0x7f0000001400)=""/10, 0xa}, {&(0x7f0000001440)=""/79, 0x4f}], 0x3, &(0x7f0000001500)=[@cred={{0x1c}}, @rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @rights={{0x20, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}], 0x130}}, {{&(0x7f0000001640), 0x6e, &(0x7f0000003980)=[{&(0x7f00000016c0)=""/4096, 0x1000}, {&(0x7f00000026c0)=""/207, 0xcf}, {&(0x7f00000027c0)=""/190, 0xbe}, {&(0x7f0000002880)=""/4096, 0x1000}, {&(0x7f0000003880)=""/22, 0x16}, {&(0x7f00000038c0)=""/129, 0x81}], 0x6, &(0x7f0000003a00)=[@cred={{0x1c}}, @rights={{0x34, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}], 0x78}}, {{&(0x7f0000003a80), 0x6e, &(0x7f0000003c00)=[{&(0x7f0000003b00)=""/201, 0xc9}], 0x1}}], 0x4, 0x12101, 0x0) sendmsg$kcm(r7, &(0x7f00000054c0)={&(0x7f0000003d40)=@ax25={{0x3, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, 0x1}, [@null, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}]}, 0x80, &(0x7f0000004200)=[{&(0x7f0000003dc0)="cc6789fbaa574fcd61b5e1937da3fb6a619802dcad9cd5bb3bd6d260d02dc597a9eee34bc576ea98da1c65dcf58d1dac02a39c5c0724a1c390f933efef1d623155e5ae1ddf03db80d75399c40bb8bfea56466e1e9f32caf0f389dfa55f137e331734afc2e617d17fdd030a3daf314b6758e16a9f1277a284abbe45af32df4a1f64464075a1ebc1d380fd45e54a02eacb12e50c18fba744035071bd6ae74b4fed11c5346014b786e4d9fd889a9f957a89120a2946f0fd76627117ba09998e12c29da36ea05f859875ff418d6ca0aaae8a464ae944dcf95901443c7ca2ea8e1c7cf73647da7ca326ed8ff7f803c6e968618d", 0xf1}, {&(0x7f0000003ec0)="a228c69b59feccc126111a5fafeee377132b2a2dddbd78a783d46a11a3629e25f9918217c91129c935e2a3ccb88e4b4b1dc74c3d9a5582029da3f4b9ee7a93e96ec94d7dc4000ee38d67828868ed605c9b31a61be6873a24828faabe7e03dcaacd60f06c0de1ba44ed65303e832916c37cc71a4261434c1a09d4849410613bfd00e2b5190b66dc274ce0b06d76d3a981077b0e6557a3625f2bcda888c427a44f6a740ee719fd0431e9597bacf083c833155a06bde9522cf33be12a28840842b30fcb4704bbfdb2b4d4944bc6de402e5b227cf56b5b76bc2a6442ece827ee57d9089255f013813e18775699fe4202823296295a8b", 0xf4}, {&(0x7f0000003fc0)="dcc826d7f83d09843bf6d2f3ce32f49c8bb296137320914d6eee543f0579da94a0ba0935b265474b0d3683b9dcd5a75f274aa0618e5fb30831d1243708bfd8bc88d6f4725045372581eba80d84dfad76f6ab94dac7a6126dec2d9dfba076fd5264a3bc21c57a23a8bbaaf208b43f", 0x6e}, {&(0x7f0000004040)="610780762508fe87011d2d5221ee", 0xe}, {&(0x7f0000004080)="e9cf92d68606c45f5182561834a41c48ce6b2d82f4ad0173ea7b90357142d1b5698db2111330b1a5a83f9f5f8a92527c8dfffe6d7244835345f5e63ab2c110eaa944d2f35ea26865df4bf946c8f78b07b914415d33ca28cbe14b2508c53b61e620fba4a848df41d3c501a129a125ef0aaf62502f6863f9c5ca65d6ed5967881a6121abe34f1b7edadb2daafde65655281814e9be716a98f27cb7cdcbbb8e3c202c1f267d49d83d6c65b6b11c33e42e2fcccbd256d3e8aa92cef8b81e621300d1f92ba8d849f7e42a2b267c453b7ba616f27069878c12a12511969d7bd7b13ddf13f6686595070f14", 0xe8}, {&(0x7f0000004180)="9f43be7976bd1bd0b45e9bbce6d420e572b76a60e2cc1924d8c42df8188435f6644bb8aa1a8bb5872121d1238bac8f1cac9a3741c03c885aa815dd1bcac0673f904354d03937f2f5a0716fcbe34bc326279aae15e1", 0x55}], 0x6, &(0x7f0000004280)=[{0xc0, 0x107, 0x80, "751ae7c7fc0a221f2f8021ad3d92e300608b4e25a39931ca0b80fa578be4ed8842968d717752cae6bde22b58448c0051bcb3382677d3b8ce6ed3b27ed3f28a50e1960e112fac8230d9e19816fc29da9136524198f1002579643a8072cb7d6f63d06cf3fd66aba5faba61d11227d95e49711bb4f3c1aeadf03ce7bf0c3a5c7b8a566bf76daa5b7c8e0d84b74e67b31844cceeebae730bc7087419e0c891186264d3f38617f9b304f66454f9b22f34e3"}, {0x108, 0x112, 0xf53, "8cd1deb400445a79d8e1f5ff1d508df4cf20d38e9e8ddcfbbf46a3bccc99316eca2391e2d69a042e6d16010bb9c661de3ce3a8f88c5afd6c19492d19beeb0003e904a8101d629d718600d11e2e1196d4f13c2ede9945adbe4e02ce8270b1d63ae1e1af2bcfccb9d019519aa5b586102fc8ceb6a2f1cf499e84a704708ffc818ae3d7de7ddebbb1a699bc570b1363baed30950375fa25690170d214e71024dadedff4b5e14b4a949fccbc29f05ab05f883806df5683cc109b4646ec78c0bb02fab44dc868f9d36ce35c25a772bba2bdac65a1e496eb7816dbbcc6d956693a2fb435bd09405ce0d8a91fdda4ba842be7ab8420558391f2"}, {0x68, 0x1, 0x1, "cf589fd2b0ae2cec32c2d0c51f2a43ccd22f4bc6ea800ff66387d1e7c9ce6236ac467c6071f6cd0369c4752616fef21b0021fb5c1eb6a82ab1cbb40514edded072ba53658bdd37877635b4f8eaa36308fa1fa9e6496a4fcd"}, {0x1010, 0x0, 0x0, "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"}], 0x1240}, 0x20000001) 03:19:53 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x4, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:54 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x408, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6df50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x26000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1558.230565][T15353] block (null): Could not allocate knbd recv work queue. [ 1558.291950][T15353] nbd: failed to add new device 03:19:54 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x5, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:54 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x421, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x20f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:54 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r4 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r4, 0x8933, &(0x7f0000000700)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r2, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x24, r3, 0x5, 0x0, 0x0, {{}, {@val={0x8, 0x3, r5}, @void}}, [@NL80211_ATTR_IFTYPE={0x8, 0x5, 0x4}]}, 0x31}}, 0x0) r6 = socket$caif_stream(0x25, 0x1, 0x1) sendmmsg(r2, &(0x7f000000a180)=[{{&(0x7f00000000c0)=@hci={0x1f, 0xffffffffffffffff, 0x4}, 0x80, &(0x7f0000000580)=[{&(0x7f0000000180)="5843b2660ab8cf7d1795cfe1a5ba89cd19b0bed6c7c9f9f16a9ec90124de85901f6ad48109a5463de74df21d5f62b78c1500a30feffb8c89f6e163791e77ee60b08b8ca977ee014fe8166e03341117e57f1dd37c555fc1d9c16d2218ec77c368ea8316170663ca587c5789d4705a464f0d3a7e9edf9156e61d711f48e872832e9c19f6a5394e55525d5adaae0d59e8a821713a57c9b3a5a0ac094c1e6f396549298559d13eeeb7f42960996bb697d5267df829cb2aab7ce5c8fef57dfdfdd9680c", 0xc1}, {&(0x7f0000000380)="90c9b4c67ba4979e5b21054250d2e080c8840c90457af288a3a16b96c8b86e82f86a896973561c8803bc37af697b21ebbd9942041740d5baeb17f92bd64c2283913c7a0d81877aeda78efb394c65d886f371d9b103bd51dfef4109feb8c19c54fa5d18abc7a6f30d684dcf2fec3cd990f773229874f891041c8165aca75f038d3b43815892e14adca283350820c029c0608026ffb2ff5123deb2a4e5128a9dc25eabc74151e135ebd4621a3376734f571a95bf08adc148da29fa965f681dcbee5110e9fbaea0a49e3fa6c6", 0xcb}, {&(0x7f0000000280)="93dd3048f277b380bb82b2d8c62f4a", 0xf}, {&(0x7f00000002c0)="b074879f73350df707dcd087b10e99a846f04ccca6bf354d7d033fdad4fdaa60ff6284afa1e275debd89f43af698e304e14682b8edea669e482ca1383f6960197d0af6d412f710aa85e9797f5df4fe1183ee561f61f5832502e7dd3548bf6728b7ecd577cb2a428f785569b956cc19e0b0b4d6e6536131fb", 0x78}, {&(0x7f0000000480)="fd8e462ab6e22c166d068348fbd750bebaf21695c4303354c6eb50b3d1759a1807ddacbaba300df72692fc573575a0d0660a235e19ef5467b914c1bbd79470458e4bd32734782ffd3e9482e0f6de6780bd95d061648c579d31e01be25ac959f33a9e4bf459fc61d3a656a0dfa73ce086ab600b2dbbe9dd99dfdc111ac3162d0676fe0bb90bcb3198db8e2183f094cabe464d1e759ed7724d480d954ef96fca45bb0bc725a00b1048c8243094a5a7c3534c15539c8af15648a120c02b5e5041b89054ec3e1d533799df13c89874f730d4c2a979c12acc23aba2de5e167fe4ea32a205b7c53cff3ae37f80fb603abdd70e5a2d", 0xf2}], 0x5}}, {{0x0, 0x0, &(0x7f00000017c0)=[{&(0x7f0000000600)="75c1a7408c52be76177097aaaa657a518bebff8c1de6a342d06fc6f23aefbc5be7f90beb9d42e7867360998e2eba9cc71c08d8b78ead4a8183fe97785372110f6768b7434d6ecba6b22ca7f0566961e9408fae626590aa92f324591aa652e100fbe561cf37e866387e32255cc2a50365d7d3284aa89989e07677dbeccd1ff9479fe8a5fb29a28d2d0b639869ff6a352bc127edbd474b36273727cb198bf2", 0x9e}, {&(0x7f0000000740)="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", 0x1000}, {&(0x7f0000001740)="2c1a7392f3d3732e30525f81601a0d6b464dba41c0da7fdf4346e49ff362e5f94512cdff31adb22672f29fb001d36aa063e124f83b864f40aece67844810279be1d7ebce6de7", 0x46}, {&(0x7f00000006c0)="5241e9fc764ef2c167e8ab19f6f3fc3cf241c509afefdceb8ad9a8c4d0eb8022b400", 0x22}], 0x4, &(0x7f0000001800)=[{0xc0, 0x10c, 0x12, "64f8dc044768f4f2af4959b9b07b41f956ed930553f8783ad8389fa8a8aba7913574fd179374304ca78e00eba0312812e5806ab051523b3349e351decf7320e5508b23b26300d1f3e09d6e962c3f60a9d8c7ae3c604bbcb44dcd13b90057c86539b2161daaf3928a8726334f957b504ba6ef53f4afa17a65f250e502e917e9414ac71b8c2e00e9b96b46e0643a053eea332f8db67c184e313dc92ef842e5f700fbad0f588dbd48c3cbcf2af30b71"}, {0x80, 0x10a, 0x1, "fba92726ffa52fb7f196c1438cf56fe7a4b22bfa67ce2ff015aa09136c4485c47f0cec6d78a8a136df64c7800da7674c31459cb64a50ef562dde6cdd5ab680c91c638080b7cb08530f9882a116ea146256490986ff875223cb4815da00b8e64d439daa0d84a064065be180"}, {0x10, 0xfc10650fac3768b5, 0x8}], 0x150}}, {{&(0x7f0000001980)=@qipcrtr={0x2a, 0xffffffff, 0x2}, 0x80, 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{0x100, 0x88, 0xfff, "289bcfed579180755bf3252ff46d3e7aef157c6ce9a065811dae2cd8b1a7c0eb7eba37557c209232de50ef28d6455873ce3ceb4a83b56f8e01e8ca77e51ac1df8d6691bb5ce727bc03724c50bb8a216bd023c05a70dc680d073473ab5ffcbfed5aa8b71ed5fc39e873ccc901ea8db2920ed04479ef6ae8d765b9a80324f07a0698ac6fa1da9e90fb8cb5ec4c7effe35411adc26cd331c631a91012af3e22693ea2919d049c88e2e8d34e86f4930ff97083c0ae66fcf34642b463946e848cb50126d0f20cf85d307600bbf522025cf3ffeb9a182af25f08143f7872b5943bb283cf31a57035f963499a"}, {0x50, 0x3a, 0x1, "b21a6c5516e02c8711c26c0cdca7c4dd8c8408967cf1e1f32ce9f390f1e80c62e1001c8f8a18d6374014388ad4bcf77a82e3ea86e0c8755b19b7"}, {0xe8, 0x101, 0x400, "a9e12bbb0406df3dd161437a3c5789515a27558a1008825dcd2b20f2e0e859e507cf34fb2206769187c18930f74d2ac19c8b997bbcab2ac75ba02ded41607a30a36013704644a8cfc195f0c6ad7c3888958f5b144dbcc23b25497a0f1b319782e984a0a9a25c83606e8ecca3c7f43fc82853b3c50c5484b09674f8fe43aa64944e6d8b312394cf5c6777417a81262c4ea741ceb5da133476347b6dfe33011149ab9c7259172ab864c1d2a702b7b9370250a91aa71f240cc199e73fc6401e2b8f6c9c834472622b33bb712d10c5250fd42de7dc"}, {0x18, 0x10b, 0x8000, "f3e4cc"}], 0x2270}}], 0xa, 0x20008000) ioctl$sock_SIOCGIFINDEX_80211(r1, 0x8933, &(0x7f0000000080)={'wlan0\x00'}) r7 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r7, 0x8933, &(0x7f0000000700)={'wlan1\x00'}) bind(r1, &(0x7f0000000000)=@pppol2tpv3in6={0x18, 0x1, {0x0, r7, 0x0, 0x0, 0x0, 0x3, {0xa, 0x4e21, 0x0, @private1, 0x3}}}, 0x80) [ 1558.558340][T15373] block (null): Could not allocate knbd recv work queue. [ 1558.603700][T15373] nbd: failed to add new device [ 1558.637909][T15377] block (null): Could not allocate knbd recv work queue. [ 1558.671274][T15377] nbd: failed to add new device 03:19:54 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x43e, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:54 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x6, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x21f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6ef50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x26f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:55 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x3, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x8, 0x0, 0x2, 0x80, 0x0, 0x0, 0x0, 0x3}, 0x0, 0x0, 0xffffffffffffffff, 0x9) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:55 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x7, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:55 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x2000, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1559.202007][T15414] block (null): Could not allocate knbd recv work queue. [ 1559.245869][T15414] nbd: failed to add new device 03:19:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6ff50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x22f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:55 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0xc002, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:55 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x8, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x23f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x27f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:55 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_CLOSEMOUNT(0xffffffffffffffff, 0xc0189375, &(0x7f0000000000)={{0x1, 0x1, 0x18, r1}, './file0\x00'}) accept4$alg(r2, 0x0, 0x0, 0x800) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x70030000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:56 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:56 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x9, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x24000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:56 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x2, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:56 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) ioctl$vim2m_VIDIOC_QBUF(0xffffffffffffffff, 0xc058560f, &(0x7f0000000000)={0x294f, 0x3, 0x4, 0x10, 0xfec4, {0x0, 0x2710}, {0x3, 0xc, 0x8, 0x7, 0x8, 0x3, "c577fab3"}, 0xf9b2a6e, 0x2, @offset=0x10000, 0x10000, 0x0, 0xffffffffffffffff}) write$binfmt_misc(r1, &(0x7f0000000080)={'syz0', "bf9f650c060521c8272602b4e17359939360e2"}, 0x17) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:56 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x3, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x28f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:56 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x4, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:56 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xa, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x70f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:56 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x5, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x24f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:57 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xc, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:57 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x6, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x71f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1560.966513][T15529] block (null): Could not allocate knbd recv work queue. [ 1560.999441][T15529] nbd: failed to add new device 03:19:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x25f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:57 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) r1 = dup2(r0, r0) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x81, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x4000, 0x0, 0x1000008, 0x7, 0x400000000000, 0x0, 0x0, 0x0, 0xfffffffc}, 0x0, 0x3, r1, 0x0) r2 = syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000200), 0xffffffffffffffff) r5 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_80211(r5, 0x8933, &(0x7f0000000700)={'wlan1\x00', 0x0}) sendmsg$NL80211_CMD_SET_INTERFACE(r3, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="050000000000000000000600000008000300", @ANYRES32=r6, @ANYBLOB="0800050004050000"], 0x31}}, 0x0) sendmsg(r3, &(0x7f00000002c0)={&(0x7f0000000080)=@ethernet={0x1, @random="e74868cd443f"}, 0x80, &(0x7f0000000280)=[{&(0x7f0000000100)}, {&(0x7f0000000380)="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0x1000}, {&(0x7f0000000180)="ef62b0b5b6b9ef292f75fb94eac50193b54e08fb1d40da075723bdec8877483a92b2e48b4a19326e3c01c81b5ed59b202965cb5883a103d3722d2080ef12611923c03419f6f636f94617e75e58c1ff946fe867", 0x53}, {&(0x7f0000000200)="94308c0c7cb8960c94d3aedcf94cffb3f54376de44f0e9d8522ab24ca96a485a2df976fec2a9344af892be06d2dfbba81a17a5d3bfbc719eadcddd7640b77794fc756feaef007d3982a8474be095c0b9bf3de5bf985fb413f4406858e7d950030302919092c1eda550e14c7603f18820031e456ab74942a475", 0x79}], 0x4, &(0x7f0000001380)=[{0xa8, 0x116, 0xffffffff, "afc491b7ccda787757c738e7957fb105c09baaf98fdbed1f29a8e68238b607e2a808048a1df23dd8f6cb405b5b1270247f9954762bc579a5d3d8bb210b3f3a6c3811862711e0f87be1eb760cc371588b797a20f46b7ebdb392e39f3af47a693459fe3e02ec2aed787680119b5160facd353f5bce182b6bb2c642af8f998318ad84d42a12db1e872d6611e5c11c84641df543ec8736614b"}, {0x90, 0x117, 0xff, "d626e585a4535e4b57025b0d02b247de2d0d738dd6e22c1e80355bac82bfe969935e2748f033e1213ec80a7163590fe7995cf9abafcb9b516215b974da823510310a0a0069a769853ee87df4f609c9a9eea27a17e6c66ca7553a13d5c7ff0bc04a7b17b7398545707b1fcbea8803fbcc9d60df49285bbaef2ee37e33"}, {0x98, 0x113, 0x5, "2bd40c4b44edf9b1051fdf6f166735e62f0c52fa99e3d4bd7fef4a72ffcb4ece526fe3692316b722588abdf16c65ecc101c53c5d0ac260c9d4b94ef8e107132d683bff2546c115ae5d1c1106d96ab065e7a89bb08b1dc42125a20c84cfe45adbf5b8aa23834819403a22320ef85f6134bd35a3aea5fbac5888f5d113817b7e94e2"}, {0xc0, 0x1, 0x27, "878977c58b6cd8f16d6f1cd6071346036ac3cf294405de8d1dac162fd1d06493a0dc20bfed9df75e16063708ece0e65bada1f342799552ff92c7053581ba9c53642e621e6748e81dc8ec88c7cf7ccd5d2231fe6c3f6711abb18395dc820101f3acb4aff430607c9c046c304a47ac33219808654079878e979227c7bcbee42e1bb92de913bc66ce38e93ddafe7b23d1f7376a532c99c39b3c3d5880d409dd4098481eb992c3f8d40fbb"}, {0x1010, 0x3a, 0x3, "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"}], 0x12a0}, 0x8000) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) fsetxattr$trusted_overlay_opaque(r2, &(0x7f0000000000), &(0x7f0000000040), 0x2, 0x3) 03:19:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x29f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:57 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xe, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:57 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x7, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1561.373234][T15566] block (null): Could not allocate knbd recv work queue. [ 1561.406871][T15566] nbd: failed to add new device 03:19:57 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x8, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1561.443400][T15580] block (null): Could not allocate knbd recv work queue. [ 1561.490903][T15580] nbd: failed to add new device 03:19:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2af60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:57 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xf, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x72f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x26000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:57 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f0000000200)={0x1, 0x80, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x397}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) r1 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) sendmsg$nl_generic(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000080)={&(0x7f0000000380)=ANY=[@ANYBLOB="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", @ANYRES32=r1, @ANYBLOB="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"], 0x314}, 0x1, 0x0, 0x0, 0x44010}, 0x2c70f63e59b8ce60) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:19:57 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x9, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:57 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x10, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1561.885432][T15605] block (null): Could not allocate knbd recv work queue. [ 1561.941360][T15605] nbd: failed to add new device [ 1562.015286][T15613] block (null): Could not allocate knbd recv work queue. [ 1562.022832][T15613] nbd: failed to add new device 03:19:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x73f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2bf60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:58 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xa, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x26f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:58 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000180)=@newlink={0x3c, 0x10, 0xffffff0f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @geneve={{0xb}, {0x4}}}, @IFLA_NET_NS_FD={0x8, 0x1c, r2}]}, 0x3c}}, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r2, 0x40082404, &(0x7f0000000000)=0x3) 03:19:58 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x3e, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:58 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x60, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x27f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:58 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xc, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x74000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:58 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) sendmsg$nl_route(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000180)=@newlink={0x3c, 0x10, 0xffffff0f, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x14, 0x12, 0x0, 0x1, @geneve={{0xb}, {0x4}}}, @IFLA_NET_NS_FD={0x8, 0x1c, r2}]}, 0x3c}}, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r2, 0x40082404, &(0x7f0000000000)=0x3) 03:19:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2cf60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:58 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xe, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:59 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xf0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x28f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1563.118440][T15683] block (null): Could not allocate knbd recv work queue. [ 1563.157727][T15683] nbd: failed to add new device 03:19:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x74f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2df60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:19:59 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xf, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6ff50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:59 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x300, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:59 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x10, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1563.548149][T15712] block (null): Could not allocate knbd recv work queue. [ 1563.594528][T15712] nbd: failed to add new device [ 1563.621730][T15720] block (null): Could not allocate knbd recv work queue. 03:19:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2ef60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1563.672920][T15720] nbd: failed to add new device 03:19:59 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x500, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:19:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x20000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x29f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:19:59 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x60, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:19:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x75f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1563.954398][T15735] block (null): Could not allocate knbd recv work queue. [ 1564.009044][T15735] nbd: failed to add new device 03:20:00 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xf0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2af90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:00 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x600, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2ff60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x19f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x48000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x76f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:00 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x700, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x30f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:00 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x300, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1564.605300][T15786] block (null): Could not allocate knbd recv work queue. [ 1564.612951][T15786] nbd: failed to add new device 03:20:00 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x500, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2bf90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x20000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:00 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x900, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:00 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x600, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x31f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x77f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:01 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xa00, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:01 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x700, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2cf90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:01 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xc00, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x78f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:01 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket(0x40000000015, 0x5, 0x0) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) connect$inet(r1, &(0x7f0000000000)={0x2, 0x0, @loopback}, 0x10) getsockname$packet(r1, 0x0, &(0x7f00000002c0)) r2 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000200)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r4}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_VLAN_TUNNEL={0x5, 0x1d, 0x1}]}}}]}, 0x44}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=@deltclass={0x34, 0x29, 0x300, 0x70bd29, 0x25dfdbfe, {0x0, 0x0, 0x0, r4, {0xfff3, 0xe}, {0x1, 0x6}, {0x1a, 0xffff}}, [@TCA_RATE={0x6, 0x5, {0x43, 0xff}}, @TCA_RATE={0x6, 0x5, {0x5, 0xe0}}]}, 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x4000000) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:20:01 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x900, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1565.515735][T15850] block (null): Could not allocate knbd recv work queue. [ 1565.552346][T15850] nbd: failed to add new device 03:20:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x32000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1565.581556][T15869] block (null): Could not allocate knbd recv work queue. [ 1565.625146][T15869] nbd: failed to add new device 03:20:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2df90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:01 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xe00, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:01 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xa00, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x34000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x79f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2ef90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:02 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xc00, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x32f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:02 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xf00, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:02 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x1718, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x400300, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:02 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xe00, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1566.514936][T15924] block (null): Could not allocate knbd recv work queue. [ 1566.522500][T15924] nbd: failed to add new device 03:20:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7a000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1566.570179][T15931] block (null): Could not allocate knbd recv work queue. [ 1566.586237][T15931] nbd: failed to add new device [ 1566.621690][T15928] block (null): Could not allocate knbd recv work queue. [ 1566.659647][T15928] nbd: failed to add new device 03:20:02 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xf00, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:02 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x1817, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x2ff90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x33f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:02 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x3e00, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7af50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x32f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:03 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x5865, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:03 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x1019, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x34f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:03 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x6000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x30f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7b0ce6e2, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x79f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:03 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x1910, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:03 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x6558, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:03 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x5865, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1567.865498][T16024] block (null): Could not allocate knbd recv work queue. [ 1567.873109][T16024] nbd: failed to add new device 03:20:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7bf50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1567.965214][T16043] block (null): Could not allocate knbd recv work queue. [ 1567.972809][T16043] nbd: failed to add new device 03:20:04 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = socket$inet_mptcp(0x2, 0x1, 0x106) bind$inet(r1, &(0x7f0000000000)={0x2, 0x4e20, @multicast2}, 0x10) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='wlan1\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = syz_mount_image$xfs(&(0x7f0000000040), &(0x7f0000000080)='./file0\x00', 0x6, 0x2, &(0x7f0000000100)=[{&(0x7f00000000c0)="bab452da5f9d9a84f6f6b1af0c3486632bcf3505", 0x14, 0x71f3}, {&(0x7f0000000180)="d69fae2d5b74e6b0b03c707ed66d50753b3f295dfd7ff5dee199c87b248ae9ecf69c846b880a45c6159b743ba44250e685e091421e14a10f1df845b3d38780c871952ebae6e79009ed683165928f26a4298a0eff1ba77a176167007c000c54e84c177874c73e049e313225c5a03dea2aa75a7d50e56a26a4cb234d50add432d0c1d5b74584e3ea1ce4333d39b36e35e8760d7c9268a7f31cb1e75e186a620a4ffe2f4babe4fa1e61a513d8874e2f153bcbf731c291e8f61ed0a220ea66b53e0785bd46c1f7a9a44e99fe30d781c52acd9e1ddad7fc6ef73b799af442c3f82559a7d97d", 0xe3, 0x52a8}], 0x2800400, &(0x7f0000000280)={[{@grpid}, {@grpquota}], [{@fowner_gt={'fowner>', 0xee01}}]}) close(r2) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:20:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x35f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:04 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x8100, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x31f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:04 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x6000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1568.214749][T16056] loop0: detected capacity change from 0 to 113 03:20:04 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xf000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:04 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x6558, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1568.330713][T16056] xfs: Unknown parameter 'fowner>00000000000000060929' 03:20:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x32f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1568.478680][T16073] block (null): Could not allocate knbd recv work queue. [ 1568.526844][T16073] nbd: failed to add new device 03:20:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x36f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:04 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xf0ffff, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x400300, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7c030000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:04 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x8100, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x33f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:05 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='vcan0\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x4}, 0x0, 0x0, 0x0, 0x4, 0x0, 0xffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:20:05 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xf000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:05 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x1000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x37f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1569.131934][T16125] block (null): Could not allocate knbd recv work queue. [ 1569.170046][T16125] nbd: failed to add new device [ 1569.198094][T16135] block (null): Could not allocate knbd recv work queue. [ 1569.234665][T16135] nbd: failed to add new device 03:20:05 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='vcan0\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x4}, 0x0, 0x0, 0x0, 0x4, 0x0, 0xffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:20:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x34f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7cf50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:05 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xf0ffff, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:05 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x2000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1569.515933][T16143] block (null): Could not allocate knbd recv work queue. [ 1569.535668][T16143] nbd: failed to add new device 03:20:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x38f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7df50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:05 executing program 0: r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000140)='vcan0\x00', 0x10) connect$inet(r0, &(0x7f0000000340)={0x2, 0x0, @multicast2}, 0x10) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x4}, 0x0, 0x0, 0x0, 0x4, 0x0, 0xffffffff}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_io_uring_setup(0x0, 0x0, &(0x7f0000ffe000/0x2000)=nil, &(0x7f0000ffc000/0x4000)=nil, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000070, 0x0) 03:20:05 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x3000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x35f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:05 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x1000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:06 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) (fail_nth: 1) 03:20:06 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x2000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:06 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x4000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1570.097497][T16206] block (null): Could not allocate knbd recv work queue. 03:20:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x36020000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1570.169600][T16206] nbd: failed to add new device 03:20:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x39f60100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:06 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7ef50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:06 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x3000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1570.440221][T16235] FAULT_INJECTION: forcing a failure. [ 1570.440221][T16235] name fail_usercopy, interval 1, probability 0, space 0, times 0 03:20:06 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x5000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1570.628064][T16235] CPU: 1 PID: 16235 Comm: syz-executor.0 Not tainted 5.16.0-rc1-syzkaller #0 [ 1570.636872][T16235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1570.646961][T16235] Call Trace: [ 1570.650254][T16235] [ 1570.653459][T16235] dump_stack_lvl+0xcd/0x134 [ 1570.658074][T16235] should_fail.cold+0x5/0xa [ 1570.662594][T16235] _copy_from_user+0x2c/0x180 [ 1570.667381][T16235] __copy_msghdr_from_user+0x91/0x4b0 [ 1570.672897][T16235] ? __ia32_sys_shutdown+0x70/0x70 [ 1570.678062][T16235] ? perf_trace_lock+0xeb/0x4d0 [ 1570.682932][T16235] ? mark_lock+0xef/0x17b0 [ 1570.687370][T16235] sendmsg_copy_msghdr+0xa1/0x160 [ 1570.692429][T16235] ? do_recvmmsg+0x6d0/0x6d0 [ 1570.697043][T16235] ? perf_trace_lock+0xeb/0x4d0 [ 1570.702036][T16235] ? lock_chain_count+0x20/0x20 [ 1570.706941][T16235] ? check_path.constprop.0+0x50/0x50 [ 1570.712340][T16235] ___sys_sendmsg+0xc6/0x170 [ 1570.716965][T16235] ? sendmsg_copy_msghdr+0x160/0x160 [ 1570.722393][T16235] ? __fget_files+0x21b/0x3e0 [ 1570.727091][T16235] ? lock_downgrade+0x6e0/0x6e0 [ 1570.731968][T16235] ? __fget_files+0x23d/0x3e0 [ 1570.736677][T16235] ? __fget_light+0xea/0x280 [ 1570.741288][T16235] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1570.747557][T16235] __sys_sendmsg+0xe5/0x1b0 [ 1570.752084][T16235] ? __sys_sendmsg_sock+0x30/0x30 [ 1570.757143][T16235] ? syscall_enter_from_user_mode+0x21/0x70 [ 1570.763062][T16235] do_syscall_64+0x35/0xb0 [ 1570.767497][T16235] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1570.773413][T16235] RIP: 0033:0x7f18e2073ae9 [ 1570.777841][T16235] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1570.797478][T16235] RSP: 002b:00007f18df5e9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1570.805915][T16235] RAX: ffffffffffffffda RBX: 00007f18e2186f60 RCX: 00007f18e2073ae9 [ 1570.813908][T16235] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 03:20:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x36f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1570.822011][T16235] RBP: 00007f18df5e91d0 R08: 0000000000000000 R09: 0000000000000000 [ 1570.829997][T16235] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1570.838070][T16235] R13: 00007ffc8b633bdf R14: 00007f18df5e9300 R15: 0000000000022000 [ 1570.846060][T16235] 03:20:07 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7ff50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x3f000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:07 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x6000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:07 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) (fail_nth: 2) 03:20:07 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x4000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1571.171924][T16262] block (null): Could not allocate knbd recv work queue. [ 1571.205055][T16262] nbd: failed to add new device 03:20:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x37f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1571.367407][T16283] FAULT_INJECTION: forcing a failure. [ 1571.367407][T16283] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 1571.393805][T16283] CPU: 0 PID: 16283 Comm: syz-executor.0 Not tainted 5.16.0-rc1-syzkaller #0 [ 1571.402615][T16283] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1571.412688][T16283] Call Trace: [ 1571.415971][T16283] [ 1571.418911][T16283] dump_stack_lvl+0xcd/0x134 [ 1571.423520][T16283] should_fail.cold+0x5/0xa [ 1571.428040][T16283] _copy_from_user+0x2c/0x180 [ 1571.432739][T16283] iovec_from_user+0x246/0x3d0 [ 1571.437543][T16283] __import_iovec+0x65/0x5c0 [ 1571.442158][T16283] import_iovec+0x10c/0x150 [ 1571.446685][T16283] sendmsg_copy_msghdr+0x12d/0x160 [ 1571.451821][T16283] ? do_recvmmsg+0x6d0/0x6d0 [ 1571.456436][T16283] ? perf_trace_lock+0xeb/0x4d0 [ 1571.461390][T16283] ? lock_chain_count+0x20/0x20 [ 1571.466259][T16283] ? check_path.constprop.0+0x50/0x50 [ 1571.471686][T16283] ___sys_sendmsg+0xc6/0x170 [ 1571.476299][T16283] ? sendmsg_copy_msghdr+0x160/0x160 [ 1571.481623][T16283] ? __fget_files+0x21b/0x3e0 [ 1571.486317][T16283] ? lock_downgrade+0x6e0/0x6e0 [ 1571.491185][T16283] ? __fget_files+0x23d/0x3e0 [ 1571.495879][T16283] ? __fget_light+0xea/0x280 [ 1571.500490][T16283] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1571.506759][T16283] __sys_sendmsg+0xe5/0x1b0 [ 1571.511286][T16283] ? __sys_sendmsg_sock+0x30/0x30 [ 1571.516339][T16283] ? syscall_enter_from_user_mode+0x21/0x70 [ 1571.522259][T16283] do_syscall_64+0x35/0xb0 [ 1571.526774][T16283] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1571.532686][T16283] RIP: 0033:0x7f18e2073ae9 [ 1571.537115][T16283] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1571.557005][T16283] RSP: 002b:00007f18df5e9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e 03:20:07 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x5000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1571.565435][T16283] RAX: ffffffffffffffda RBX: 00007f18e2186f60 RCX: 00007f18e2073ae9 [ 1571.573423][T16283] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 [ 1571.581413][T16283] RBP: 00007f18df5e91d0 R08: 0000000000000000 R09: 0000000000000000 [ 1571.589396][T16283] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1571.597379][T16283] R13: 00007ffc8b633bdf R14: 00007f18df5e9300 R15: 0000000000022000 [ 1571.605367][T16283] 03:20:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x44030000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:07 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x7000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:07 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x80f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:07 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x6000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:08 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x8000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:08 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x7000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:08 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) (fail_nth: 3) 03:20:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x38f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1572.116915][T16324] block (null): Could not allocate knbd recv work queue. [ 1572.165001][T16324] nbd: failed to add new device 03:20:08 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x9000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x48000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:08 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x8000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x81f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1572.331542][T16344] FAULT_INJECTION: forcing a failure. [ 1572.331542][T16344] name failslab, interval 1, probability 0, space 0, times 0 [ 1572.392659][T16344] CPU: 1 PID: 16344 Comm: syz-executor.0 Not tainted 5.16.0-rc1-syzkaller #0 [ 1572.401478][T16344] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1572.411565][T16344] Call Trace: [ 1572.414858][T16344] [ 1572.417805][T16344] dump_stack_lvl+0xcd/0x134 [ 1572.422414][T16344] should_fail.cold+0x5/0xa [ 1572.426941][T16344] should_failslab+0x5/0x10 [ 1572.431467][T16344] kmem_cache_alloc_node+0x68/0x590 [ 1572.436933][T16344] __alloc_skb+0x215/0x340 [ 1572.441369][T16344] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1572.447629][T16344] netlink_sendmsg+0x967/0xda0 [ 1572.452412][T16344] ? netlink_unicast+0x7d0/0x7d0 [ 1572.457368][T16344] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1572.463647][T16344] ? netlink_unicast+0x7d0/0x7d0 [ 1572.468608][T16344] sock_sendmsg+0xcf/0x120 [ 1572.473048][T16344] ____sys_sendmsg+0x6e8/0x810 [ 1572.477831][T16344] ? kernel_sendmsg+0x50/0x50 [ 1572.482525][T16344] ? do_recvmmsg+0x6d0/0x6d0 [ 1572.487138][T16344] ? perf_trace_lock+0xeb/0x4d0 03:20:08 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xa000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1572.492004][T16344] ? lock_chain_count+0x20/0x20 [ 1572.496873][T16344] ? check_path.constprop.0+0x50/0x50 [ 1572.502259][T16344] ___sys_sendmsg+0xf3/0x170 [ 1572.506869][T16344] ? sendmsg_copy_msghdr+0x160/0x160 [ 1572.512178][T16344] ? __fget_files+0x21b/0x3e0 [ 1572.516870][T16344] ? lock_downgrade+0x6e0/0x6e0 [ 1572.521738][T16344] ? __fget_files+0x23d/0x3e0 [ 1572.526428][T16344] ? __fget_light+0xea/0x280 [ 1572.531036][T16344] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1572.537297][T16344] __sys_sendmsg+0xe5/0x1b0 [ 1572.541848][T16344] ? __sys_sendmsg_sock+0x30/0x30 [ 1572.546898][T16344] ? syscall_enter_from_user_mode+0x21/0x70 [ 1572.552813][T16344] do_syscall_64+0x35/0xb0 [ 1572.557244][T16344] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1572.563160][T16344] RIP: 0033:0x7f18e2073ae9 [ 1572.567582][T16344] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 03:20:08 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x9000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1572.587202][T16344] RSP: 002b:00007f18df5e9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1572.595635][T16344] RAX: ffffffffffffffda RBX: 00007f18e2186f60 RCX: 00007f18e2073ae9 [ 1572.603624][T16344] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 [ 1572.611701][T16344] RBP: 00007f18df5e91d0 R08: 0000000000000000 R09: 0000000000000000 [ 1572.619693][T16344] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1572.627676][T16344] R13: 00007ffc8b633bdf R14: 00007f18df5e9300 R15: 0000000000022000 [ 1572.635667][T16344] 03:20:08 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xc000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x82f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x4c000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x39f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:09 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) (fail_nth: 4) 03:20:09 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xa000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:09 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xe000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1573.086564][T16385] block (null): Could not allocate knbd recv work queue. [ 1573.106328][T16385] nbd: failed to add new device [ 1573.156592][T16387] block (null): Could not allocate knbd recv work queue. [ 1573.198852][T16387] nbd: failed to add new device 03:20:09 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xc000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x68000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:09 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xf000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1573.233488][T16395] block (null): Could not allocate knbd recv work queue. [ 1573.241060][T16395] nbd: failed to add new device [ 1573.263550][T16402] FAULT_INJECTION: forcing a failure. [ 1573.263550][T16402] name failslab, interval 1, probability 0, space 0, times 0 [ 1573.319668][T16402] CPU: 0 PID: 16402 Comm: syz-executor.0 Not tainted 5.16.0-rc1-syzkaller #0 [ 1573.328480][T16402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1573.338551][T16402] Call Trace: [ 1573.341839][T16402] [ 1573.344777][T16402] dump_stack_lvl+0xcd/0x134 [ 1573.349386][T16402] should_fail.cold+0x5/0xa [ 1573.353900][T16402] should_failslab+0x5/0x10 [ 1573.358416][T16402] kmem_cache_alloc_node_trace+0x69/0x5b0 [ 1573.364236][T16402] ? rcu_read_lock_sched_held+0x3a/0x70 [ 1573.369803][T16402] __kmalloc_node_track_caller+0x38/0x60 [ 1573.375459][T16402] __alloc_skb+0xde/0x340 [ 1573.379810][T16402] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1573.386073][T16402] netlink_sendmsg+0x967/0xda0 [ 1573.390859][T16402] ? netlink_unicast+0x7d0/0x7d0 [ 1573.395814][T16402] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1573.402078][T16402] ? netlink_unicast+0x7d0/0x7d0 [ 1573.407032][T16402] sock_sendmsg+0xcf/0x120 [ 1573.411477][T16402] ____sys_sendmsg+0x6e8/0x810 [ 1573.416261][T16402] ? kernel_sendmsg+0x50/0x50 [ 1573.420950][T16402] ? do_recvmmsg+0x6d0/0x6d0 [ 1573.425564][T16402] ? perf_trace_lock+0xeb/0x4d0 [ 1573.430431][T16402] ? lock_chain_count+0x20/0x20 [ 1573.435296][T16402] ? check_path.constprop.0+0x50/0x50 [ 1573.440688][T16402] ___sys_sendmsg+0xf3/0x170 [ 1573.445298][T16402] ? sendmsg_copy_msghdr+0x160/0x160 [ 1573.450635][T16402] ? __fget_files+0x21b/0x3e0 [ 1573.455334][T16402] ? lock_downgrade+0x6e0/0x6e0 [ 1573.460206][T16402] ? __fget_files+0x23d/0x3e0 [ 1573.464901][T16402] ? __fget_light+0xea/0x280 [ 1573.469505][T16402] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1573.475767][T16402] __sys_sendmsg+0xe5/0x1b0 [ 1573.480291][T16402] ? __sys_sendmsg_sock+0x30/0x30 [ 1573.485339][T16402] ? syscall_enter_from_user_mode+0x21/0x70 [ 1573.491252][T16402] do_syscall_64+0x35/0xb0 [ 1573.495687][T16402] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1573.501601][T16402] RIP: 0033:0x7f18e2073ae9 [ 1573.506029][T16402] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1573.525742][T16402] RSP: 002b:00007f18df5e9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1573.534180][T16402] RAX: ffffffffffffffda RBX: 00007f18e2186f60 RCX: 00007f18e2073ae9 [ 1573.542170][T16402] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 [ 1573.550158][T16402] RBP: 00007f18df5e91d0 R08: 0000000000000000 R09: 0000000000000000 [ 1573.558143][T16402] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 03:20:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x3af90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1573.566158][T16402] R13: 00007ffc8b633bdf R14: 00007f18df5e9300 R15: 0000000000022000 [ 1573.574147][T16402] 03:20:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x83f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:09 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) (fail_nth: 5) 03:20:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x68030000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1573.938916][T16430] block (null): Could not allocate knbd recv work queue. [ 1573.955427][T16434] FAULT_INJECTION: forcing a failure. [ 1573.955427][T16434] name fail_usercopy, interval 1, probability 0, space 0, times 0 03:20:10 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xe000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1573.981975][T16434] CPU: 1 PID: 16434 Comm: syz-executor.0 Not tainted 5.16.0-rc1-syzkaller #0 [ 1573.987012][T16430] nbd: failed to add new device [ 1573.990796][T16434] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1573.990816][T16434] Call Trace: [ 1573.990824][T16434] [ 1573.990834][T16434] dump_stack_lvl+0xcd/0x134 [ 1573.990867][T16434] should_fail.cold+0x5/0xa [ 1574.021990][T16434] _copy_from_iter+0x389/0x1320 [ 1574.026865][T16434] ? kmem_cache_alloc_node_trace+0x3e5/0x5b0 [ 1574.032883][T16434] ? hash_and_copy_to_iter+0x200/0x200 [ 1574.038365][T16434] ? rcu_read_lock_sched_held+0x3a/0x70 [ 1574.043946][T16434] ? memset+0x20/0x40 [ 1574.047949][T16434] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1574.054212][T16434] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1574.060486][T16434] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1574.066750][T16434] ? __phys_addr_symbol+0x2c/0x70 [ 1574.071793][T16434] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 1574.078323][T16434] ? __check_object_size+0x16e/0x3f0 [ 1574.083629][T16434] netlink_sendmsg+0x7d5/0xda0 [ 1574.088412][T16434] ? netlink_unicast+0x7d0/0x7d0 [ 1574.093370][T16434] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1574.099631][T16434] ? netlink_unicast+0x7d0/0x7d0 [ 1574.104587][T16434] sock_sendmsg+0xcf/0x120 [ 1574.109025][T16434] ____sys_sendmsg+0x6e8/0x810 [ 1574.113803][T16434] ? kernel_sendmsg+0x50/0x50 [ 1574.118498][T16434] ? do_recvmmsg+0x6d0/0x6d0 [ 1574.123109][T16434] ? perf_trace_lock+0xeb/0x4d0 [ 1574.127975][T16434] ? lock_chain_count+0x20/0x20 [ 1574.133031][T16434] ? check_path.constprop.0+0x50/0x50 03:20:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x84f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x3bf90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1574.138433][T16434] ___sys_sendmsg+0xf3/0x170 [ 1574.143040][T16434] ? sendmsg_copy_msghdr+0x160/0x160 [ 1574.148332][T16434] ? __fget_files+0x21b/0x3e0 [ 1574.153018][T16434] ? lock_downgrade+0x6e0/0x6e0 [ 1574.157885][T16434] ? __fget_files+0x23d/0x3e0 [ 1574.162581][T16434] ? __fget_light+0xea/0x280 [ 1574.167188][T16434] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1574.173457][T16434] __sys_sendmsg+0xe5/0x1b0 [ 1574.177981][T16434] ? __sys_sendmsg_sock+0x30/0x30 [ 1574.183015][T16434] ? syscall_enter_from_user_mode+0x21/0x70 [ 1574.188954][T16434] do_syscall_64+0x35/0xb0 [ 1574.193470][T16434] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1574.199383][T16434] RIP: 0033:0x7f18e2073ae9 [ 1574.203808][T16434] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1574.223433][T16434] RSP: 002b:00007f18df5e9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1574.231870][T16434] RAX: ffffffffffffffda RBX: 00007f18e2186f60 RCX: 00007f18e2073ae9 03:20:10 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xf000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:10 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x10000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1574.239883][T16434] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 [ 1574.247872][T16434] RBP: 00007f18df5e91d0 R08: 0000000000000000 R09: 0000000000000000 [ 1574.255856][T16434] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1574.263842][T16434] R13: 00007ffc8b633bdf R14: 00007f18df5e9300 R15: 0000000000022000 [ 1574.271831][T16434] 03:20:10 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) (fail_nth: 6) [ 1574.471484][T16454] block (null): Could not allocate knbd recv work queue. [ 1574.504357][T16454] nbd: failed to add new device 03:20:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x85f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:10 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x18170000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x3cf90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:10 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x10000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1574.758540][T16476] FAULT_INJECTION: forcing a failure. [ 1574.758540][T16476] name failslab, interval 1, probability 0, space 0, times 0 [ 1574.804991][T16476] CPU: 0 PID: 16476 Comm: syz-executor.0 Not tainted 5.16.0-rc1-syzkaller #0 [ 1574.813807][T16476] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1574.823879][T16476] Call Trace: [ 1574.827167][T16476] [ 1574.830110][T16476] dump_stack_lvl+0xcd/0x134 [ 1574.834738][T16476] should_fail.cold+0x5/0xa [ 1574.839286][T16476] ? lock_release+0x720/0x720 [ 1574.844003][T16476] should_failslab+0x5/0x10 [ 1574.848543][T16476] kmem_cache_alloc+0x5d/0x560 [ 1574.853329][T16476] skb_clone+0x170/0x3c0 [ 1574.857597][T16476] netlink_deliver_tap+0xa63/0xc30 [ 1574.862731][T16476] netlink_unicast+0x5e5/0x7d0 [ 1574.867520][T16476] ? netlink_attachskb+0x880/0x880 [ 1574.872652][T16476] netlink_sendmsg+0x86d/0xda0 [ 1574.877434][T16476] ? netlink_unicast+0x7d0/0x7d0 [ 1574.882392][T16476] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1574.888672][T16476] ? netlink_unicast+0x7d0/0x7d0 [ 1574.893629][T16476] sock_sendmsg+0xcf/0x120 [ 1574.898064][T16476] ____sys_sendmsg+0x6e8/0x810 [ 1574.902930][T16476] ? kernel_sendmsg+0x50/0x50 [ 1574.907617][T16476] ? do_recvmmsg+0x6d0/0x6d0 [ 1574.912232][T16476] ? perf_trace_lock+0xeb/0x4d0 [ 1574.917101][T16476] ? lock_chain_count+0x20/0x20 [ 1574.921976][T16476] ? check_path.constprop.0+0x50/0x50 [ 1574.927368][T16476] ___sys_sendmsg+0xf3/0x170 [ 1574.931981][T16476] ? sendmsg_copy_msghdr+0x160/0x160 [ 1574.937290][T16476] ? __fget_files+0x21b/0x3e0 [ 1574.941985][T16476] ? lock_downgrade+0x6e0/0x6e0 [ 1574.946855][T16476] ? __fget_files+0x23d/0x3e0 [ 1574.951544][T16476] ? __fget_light+0xea/0x280 [ 1574.956150][T16476] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1574.962553][T16476] __sys_sendmsg+0xe5/0x1b0 [ 1574.967087][T16476] ? __sys_sendmsg_sock+0x30/0x30 [ 1574.972131][T16476] ? syscall_enter_from_user_mode+0x21/0x70 [ 1574.978042][T16476] do_syscall_64+0x35/0xb0 [ 1574.982473][T16476] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1574.988392][T16476] RIP: 0033:0x7f18e2073ae9 [ 1574.992820][T16476] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1575.012451][T16476] RSP: 002b:00007f18df5e9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1575.020978][T16476] RAX: ffffffffffffffda RBX: 00007f18e2186f60 RCX: 00007f18e2073ae9 [ 1575.029067][T16476] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 [ 1575.037051][T16476] RBP: 00007f18df5e91d0 R08: 0000000000000000 R09: 0000000000000000 [ 1575.045037][T16476] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 03:20:11 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x19100000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x6c000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1575.053023][T16476] R13: 00007ffc8b633bdf R14: 00007f18df5e9300 R15: 0000000000022000 [ 1575.061007][T16476] [ 1575.131080][T16496] block (null): Could not allocate knbd recv work queue. [ 1575.196956][T16496] nbd: failed to add new device 03:20:11 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x3e000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1575.237073][T16504] block (null): Could not allocate knbd recv work queue. [ 1575.259768][T16504] nbd: failed to add new device 03:20:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x86f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x3df90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:11 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x60000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:11 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) (fail_nth: 7) [ 1575.497694][T16511] block (null): Could not allocate knbd recv work queue. [ 1575.541431][T16511] nbd: failed to add new device 03:20:11 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x65580000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:11 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x60000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x87f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x70010000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:11 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x81000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1575.786272][T16549] FAULT_INJECTION: forcing a failure. [ 1575.786272][T16549] name failslab, interval 1, probability 0, space 0, times 0 [ 1575.821370][T16549] CPU: 0 PID: 16549 Comm: syz-executor.0 Not tainted 5.16.0-rc1-syzkaller #0 03:20:11 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x65580000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1575.830178][T16549] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1575.840260][T16549] Call Trace: [ 1575.843544][T16549] [ 1575.846488][T16549] dump_stack_lvl+0xcd/0x134 [ 1575.851099][T16549] should_fail.cold+0x5/0xa [ 1575.855632][T16549] should_failslab+0x5/0x10 [ 1575.860160][T16549] kmem_cache_alloc_trace+0x5c/0x4a0 [ 1575.865468][T16549] rtnl_newlink+0x46/0xa0 [ 1575.869824][T16549] ? __rtnl_newlink+0x1750/0x1750 [ 1575.874866][T16549] rtnetlink_rcv_msg+0x413/0xb80 [ 1575.879832][T16549] ? rtnl_newlink+0xa0/0xa0 [ 1575.884361][T16549] ? perf_trace_lock+0xeb/0x4d0 [ 1575.889236][T16549] ? check_path.constprop.0+0x50/0x50 [ 1575.894635][T16549] netlink_rcv_skb+0x153/0x420 [ 1575.899416][T16549] ? rtnl_newlink+0xa0/0xa0 [ 1575.903938][T16549] ? netlink_ack+0xa60/0xa60 [ 1575.908547][T16549] ? netlink_deliver_tap+0x1a2/0xc30 [ 1575.913849][T16549] ? netlink_deliver_tap+0x1b1/0xc30 [ 1575.919162][T16549] netlink_unicast+0x533/0x7d0 [ 1575.923944][T16549] ? netlink_attachskb+0x880/0x880 [ 1575.929072][T16549] netlink_sendmsg+0x86d/0xda0 [ 1575.933855][T16549] ? netlink_unicast+0x7d0/0x7d0 [ 1575.938822][T16549] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1575.945104][T16549] ? netlink_unicast+0x7d0/0x7d0 [ 1575.950061][T16549] sock_sendmsg+0xcf/0x120 [ 1575.954501][T16549] ____sys_sendmsg+0x6e8/0x810 [ 1575.959286][T16549] ? kernel_sendmsg+0x50/0x50 [ 1575.963983][T16549] ? do_recvmmsg+0x6d0/0x6d0 [ 1575.968594][T16549] ? perf_trace_lock+0xeb/0x4d0 [ 1575.973464][T16549] ? lock_chain_count+0x20/0x20 [ 1575.978345][T16549] ? check_path.constprop.0+0x50/0x50 [ 1575.983736][T16549] ___sys_sendmsg+0xf3/0x170 [ 1575.988351][T16549] ? sendmsg_copy_msghdr+0x160/0x160 [ 1575.993659][T16549] ? __fget_files+0x21b/0x3e0 [ 1575.998359][T16549] ? lock_downgrade+0x6e0/0x6e0 [ 1576.003229][T16549] ? __fget_files+0x23d/0x3e0 [ 1576.007925][T16549] ? __fget_light+0xea/0x280 [ 1576.012533][T16549] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1576.018801][T16549] __sys_sendmsg+0xe5/0x1b0 [ 1576.023328][T16549] ? __sys_sendmsg_sock+0x30/0x30 [ 1576.028383][T16549] ? syscall_enter_from_user_mode+0x21/0x70 [ 1576.034303][T16549] do_syscall_64+0x35/0xb0 [ 1576.038738][T16549] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1576.044660][T16549] RIP: 0033:0x7f18e2073ae9 [ 1576.049086][T16549] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1576.068717][T16549] RSP: 002b:00007f18df5e9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1576.077158][T16549] RAX: ffffffffffffffda RBX: 00007f18e2186f60 RCX: 00007f18e2073ae9 03:20:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x3ef90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1576.085277][T16549] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 [ 1576.093270][T16549] RBP: 00007f18df5e91d0 R08: 0000000000000000 R09: 0000000000000000 [ 1576.101258][T16549] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1576.109249][T16549] R13: 00007ffc8b633bdf R14: 00007f18df5e9300 R15: 0000000000022000 [ 1576.117242][T16549] 03:20:12 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) (fail_nth: 8) 03:20:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x74000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1576.256620][T16568] block (null): Could not allocate knbd recv work queue. [ 1576.310103][T16568] nbd: failed to add new device 03:20:12 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x88a8ffff, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:12 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x81000000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1576.406608][T16583] FAULT_INJECTION: forcing a failure. [ 1576.406608][T16583] name failslab, interval 1, probability 0, space 0, times 0 [ 1576.445949][T16583] CPU: 1 PID: 16583 Comm: syz-executor.0 Not tainted 5.16.0-rc1-syzkaller #0 [ 1576.454760][T16583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1576.464832][T16583] Call Trace: [ 1576.468127][T16583] [ 1576.471075][T16583] dump_stack_lvl+0xcd/0x134 [ 1576.475689][T16583] should_fail.cold+0x5/0xa [ 1576.480217][T16583] should_failslab+0x5/0x10 [ 1576.484743][T16583] kmem_cache_alloc_node+0x68/0x590 [ 1576.489958][T16583] ? mark_held_locks+0x9f/0xe0 [ 1576.494745][T16583] __alloc_skb+0x215/0x340 [ 1576.499185][T16583] br_info_notify+0x10d/0x2d0 [ 1576.503991][T16583] br_device_event+0x2e0/0x8b0 [ 1576.508776][T16583] ? br_switchdev_blocking_event+0x400/0x400 [ 1576.514863][T16583] ? packet_notifier+0x4a1/0x830 [ 1576.519816][T16583] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1576.526090][T16583] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1576.532359][T16583] notifier_call_chain+0xb5/0x200 [ 1576.537474][T16583] call_netdevice_notifiers_info+0xb5/0x130 [ 1576.543396][T16583] netdev_state_change+0x100/0x130 [ 1576.548533][T16583] ? netdev_exit+0xd0/0xd0 [ 1576.552977][T16583] ? __mod_timer+0x837/0xe30 [ 1576.557658][T16583] ? validate_linkmsg+0x384/0x430 [ 1576.562707][T16583] do_setlink+0x2e24/0x3970 [ 1576.567233][T16583] ? lock_chain_count+0x20/0x20 [ 1576.572106][T16583] ? check_path.constprop.0+0x50/0x50 [ 1576.577500][T16583] ? rtnetlink_put_metrics+0x580/0x580 [ 1576.582982][T16583] ? mark_lock+0xef/0x17b0 [ 1576.587418][T16583] ? perf_trace_lock+0xeb/0x4d0 [ 1576.592288][T16583] ? lock_chain_count+0x20/0x20 [ 1576.597160][T16583] ? check_path.constprop.0+0x50/0x50 [ 1576.602554][T16583] ? find_held_lock+0x2d/0x110 [ 1576.607338][T16583] ? br_port_slave_changelink+0xf3/0x180 [ 1576.612990][T16583] ? mark_held_locks+0x9f/0xe0 [ 1576.617777][T16583] ? __local_bh_enable_ip+0xa0/0x120 [ 1576.623088][T16583] ? lockdep_hardirqs_on+0x79/0x100 [ 1576.628312][T16583] ? br_port_slave_changelink+0xf3/0x180 [ 1576.633974][T16583] ? __local_bh_enable_ip+0xa0/0x120 [ 1576.639282][T16583] __rtnl_newlink+0xde6/0x1750 [ 1576.644073][T16583] ? deref_stack_reg+0xee/0x150 [ 1576.648943][T16583] ? rtnl_setlink+0x3c0/0x3c0 [ 1576.653637][T16583] ? unwind_next_frame+0xee1/0x1ce0 [ 1576.658856][T16583] ? arch_stack_walk+0x5c/0xe0 [ 1576.663704][T16583] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1576.669802][T16583] ? stack_trace_save+0x8c/0xc0 [ 1576.674756][T16583] ? filter_irq_stacks+0x90/0x90 [ 1576.679807][T16583] ? kmem_cache_alloc_trace+0x44/0x4a0 [ 1576.685286][T16583] ? rcu_read_lock_sched_held+0x3a/0x70 [ 1576.690853][T16583] ? trace_kmalloc+0x32/0xf0 [ 1576.695538][T16583] ? kmem_cache_alloc_trace+0x203/0x4a0 [ 1576.701108][T16583] rtnl_newlink+0x64/0xa0 [ 1576.705459][T16583] ? __rtnl_newlink+0x1750/0x1750 [ 1576.710508][T16583] rtnetlink_rcv_msg+0x413/0xb80 [ 1576.715470][T16583] ? rtnl_newlink+0xa0/0xa0 [ 1576.719992][T16583] ? perf_trace_lock+0xeb/0x4d0 [ 1576.724951][T16583] ? check_path.constprop.0+0x50/0x50 [ 1576.730347][T16583] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 1576.736182][T16583] netlink_rcv_skb+0x153/0x420 [ 1576.740966][T16583] ? rtnl_newlink+0xa0/0xa0 [ 1576.745491][T16583] ? netlink_ack+0xa60/0xa60 [ 1576.750121][T16583] ? netlink_deliver_tap+0x1a2/0xc30 [ 1576.755426][T16583] ? netlink_deliver_tap+0x1b1/0xc30 [ 1576.760731][T16583] netlink_unicast+0x533/0x7d0 [ 1576.765523][T16583] ? netlink_attachskb+0x880/0x880 [ 1576.770653][T16583] netlink_sendmsg+0x86d/0xda0 [ 1576.775440][T16583] ? netlink_unicast+0x7d0/0x7d0 [ 1576.780393][T16583] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1576.786659][T16583] ? netlink_unicast+0x7d0/0x7d0 [ 1576.791617][T16583] sock_sendmsg+0xcf/0x120 [ 1576.796057][T16583] ____sys_sendmsg+0x6e8/0x810 [ 1576.800844][T16583] ? kernel_sendmsg+0x50/0x50 [ 1576.805717][T16583] ? do_recvmmsg+0x6d0/0x6d0 [ 1576.810339][T16583] ? perf_trace_lock+0xeb/0x4d0 [ 1576.815209][T16583] ? lock_chain_count+0x20/0x20 [ 1576.820087][T16583] ? check_path.constprop.0+0x50/0x50 [ 1576.825483][T16583] ___sys_sendmsg+0xf3/0x170 [ 1576.830099][T16583] ? sendmsg_copy_msghdr+0x160/0x160 [ 1576.835411][T16583] ? __fget_files+0x21b/0x3e0 [ 1576.840116][T16583] ? lock_downgrade+0x6e0/0x6e0 [ 1576.844994][T16583] ? __fget_files+0x23d/0x3e0 [ 1576.849689][T16583] ? __fget_light+0xea/0x280 [ 1576.854294][T16583] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1576.860564][T16583] __sys_sendmsg+0xe5/0x1b0 [ 1576.865129][T16583] ? __sys_sendmsg_sock+0x30/0x30 [ 1576.870182][T16583] ? syscall_enter_from_user_mode+0x21/0x70 [ 1576.876101][T16583] do_syscall_64+0x35/0xb0 [ 1576.880539][T16583] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1576.886461][T16583] RIP: 0033:0x7f18e2073ae9 [ 1576.890893][T16583] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1576.910520][T16583] RSP: 002b:00007f18df5e9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1576.918959][T16583] RAX: ffffffffffffffda RBX: 00007f18e2186f60 RCX: 00007f18e2073ae9 [ 1576.926950][T16583] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 [ 1576.934940][T16583] RBP: 00007f18df5e91d0 R08: 0000000000000000 R09: 0000000000000000 [ 1576.942931][T16583] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1576.951089][T16583] R13: 00007ffc8b633bdf R14: 00007f18df5e9300 R15: 0000000000022000 03:20:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x88f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1576.959079][T16583] 03:20:13 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x88a8ffff, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:13 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) (fail_nth: 9) [ 1577.180161][T16591] block (null): Could not allocate knbd recv work queue. [ 1577.219039][T16591] nbd: failed to add new device 03:20:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x3f000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1577.274951][T16593] block (null): Could not allocate knbd recv work queue. [ 1577.301258][T16593] nbd: failed to add new device 03:20:13 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x9effffff, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x89a00000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7a000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:13 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x9effffff, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1577.420840][T16617] FAULT_INJECTION: forcing a failure. [ 1577.420840][T16617] name failslab, interval 1, probability 0, space 0, times 0 [ 1577.503525][T16617] CPU: 1 PID: 16617 Comm: syz-executor.0 Not tainted 5.16.0-rc1-syzkaller #0 [ 1577.512329][T16617] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1577.522397][T16617] Call Trace: [ 1577.525689][T16617] [ 1577.528633][T16617] dump_stack_lvl+0xcd/0x134 [ 1577.533243][T16617] should_fail.cold+0x5/0xa [ 1577.537774][T16617] should_failslab+0x5/0x10 [ 1577.542299][T16617] kmem_cache_alloc_node_trace+0x69/0x5b0 [ 1577.548039][T16617] ? rcu_read_lock_sched_held+0x3a/0x70 [ 1577.553603][T16617] __kmalloc_node_track_caller+0x38/0x60 [ 1577.559282][T16617] __alloc_skb+0xde/0x340 [ 1577.563635][T16617] br_info_notify+0x10d/0x2d0 [ 1577.568334][T16617] br_device_event+0x2e0/0x8b0 [ 1577.573118][T16617] ? br_switchdev_blocking_event+0x400/0x400 [ 1577.579121][T16617] ? packet_notifier+0x4a1/0x830 [ 1577.584079][T16617] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1577.590344][T16617] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 1577.596610][T16617] notifier_call_chain+0xb5/0x200 [ 1577.601659][T16617] call_netdevice_notifiers_info+0xb5/0x130 [ 1577.607576][T16617] netdev_state_change+0x100/0x130 [ 1577.612711][T16617] ? netdev_exit+0xd0/0xd0 [ 1577.617263][T16617] ? __mod_timer+0x837/0xe30 [ 1577.621868][T16617] ? validate_linkmsg+0x384/0x430 [ 1577.626912][T16617] do_setlink+0x2e24/0x3970 [ 1577.631437][T16617] ? lock_chain_count+0x20/0x20 [ 1577.636313][T16617] ? check_path.constprop.0+0x50/0x50 [ 1577.641707][T16617] ? rtnetlink_put_metrics+0x580/0x580 [ 1577.647209][T16617] ? mark_lock+0xef/0x17b0 [ 1577.651655][T16617] ? perf_trace_lock+0xeb/0x4d0 [ 1577.656528][T16617] ? lock_chain_count+0x20/0x20 [ 1577.661400][T16617] ? check_path.constprop.0+0x50/0x50 [ 1577.666800][T16617] ? find_held_lock+0x2d/0x110 [ 1577.671580][T16617] ? br_port_slave_changelink+0xf3/0x180 [ 1577.677233][T16617] ? mark_held_locks+0x9f/0xe0 [ 1577.682023][T16617] ? __local_bh_enable_ip+0xa0/0x120 [ 1577.687329][T16617] ? lockdep_hardirqs_on+0x79/0x100 [ 1577.692546][T16617] ? br_port_slave_changelink+0xf3/0x180 [ 1577.698214][T16617] ? __local_bh_enable_ip+0xa0/0x120 [ 1577.703559][T16617] __rtnl_newlink+0xde6/0x1750 [ 1577.708350][T16617] ? deref_stack_reg+0xee/0x150 [ 1577.713231][T16617] ? rtnl_setlink+0x3c0/0x3c0 [ 1577.717935][T16617] ? unwind_next_frame+0xee1/0x1ce0 [ 1577.723153][T16617] ? arch_stack_walk+0x5c/0xe0 [ 1577.728027][T16617] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1577.734123][T16617] ? stack_trace_save+0x8c/0xc0 [ 1577.738995][T16617] ? filter_irq_stacks+0x90/0x90 [ 1577.743953][T16617] ? __sys_sendmsg+0xe5/0x1b0 [ 1577.748659][T16617] ? kmem_cache_alloc_trace+0x44/0x4a0 [ 1577.754140][T16617] ? rcu_read_lock_sched_held+0x3a/0x70 [ 1577.759706][T16617] ? trace_kmalloc+0x32/0xf0 [ 1577.764417][T16617] ? kmem_cache_alloc_trace+0x203/0x4a0 [ 1577.769981][T16617] rtnl_newlink+0x64/0xa0 [ 1577.774335][T16617] ? __rtnl_newlink+0x1750/0x1750 [ 1577.779379][T16617] rtnetlink_rcv_msg+0x413/0xb80 [ 1577.784427][T16617] ? rtnl_newlink+0xa0/0xa0 [ 1577.788949][T16617] ? perf_trace_lock+0xeb/0x4d0 [ 1577.793818][T16617] ? check_path.constprop.0+0x50/0x50 [ 1577.799208][T16617] netlink_rcv_skb+0x153/0x420 [ 1577.804002][T16617] ? rtnl_newlink+0xa0/0xa0 [ 1577.808525][T16617] ? netlink_ack+0xa60/0xa60 [ 1577.813132][T16617] ? netlink_deliver_tap+0x1a2/0xc30 [ 1577.818433][T16617] ? netlink_deliver_tap+0x1b1/0xc30 [ 1577.823732][T16617] netlink_unicast+0x533/0x7d0 [ 1577.828511][T16617] ? netlink_attachskb+0x880/0x880 [ 1577.833637][T16617] netlink_sendmsg+0x86d/0xda0 [ 1577.838425][T16617] ? netlink_unicast+0x7d0/0x7d0 [ 1577.843386][T16617] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1577.849648][T16617] ? netlink_unicast+0x7d0/0x7d0 [ 1577.854604][T16617] sock_sendmsg+0xcf/0x120 [ 1577.859040][T16617] ____sys_sendmsg+0x6e8/0x810 [ 1577.863825][T16617] ? kernel_sendmsg+0x50/0x50 [ 1577.868524][T16617] ? do_recvmmsg+0x6d0/0x6d0 [ 1577.873134][T16617] ? perf_trace_lock+0xeb/0x4d0 [ 1577.877999][T16617] ? lock_chain_count+0x20/0x20 [ 1577.882867][T16617] ? check_path.constprop.0+0x50/0x50 [ 1577.888266][T16617] ___sys_sendmsg+0xf3/0x170 [ 1577.892880][T16617] ? sendmsg_copy_msghdr+0x160/0x160 [ 1577.898189][T16617] ? __fget_files+0x21b/0x3e0 [ 1577.902891][T16617] ? lock_downgrade+0x6e0/0x6e0 [ 1577.907764][T16617] ? __fget_files+0x23d/0x3e0 [ 1577.912544][T16617] ? __fget_light+0xea/0x280 [ 1577.917145][T16617] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1577.923405][T16617] __sys_sendmsg+0xe5/0x1b0 [ 1577.927935][T16617] ? __sys_sendmsg_sock+0x30/0x30 [ 1577.933006][T16617] ? syscall_enter_from_user_mode+0x21/0x70 [ 1577.939003][T16617] do_syscall_64+0x35/0xb0 [ 1577.943432][T16617] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1577.949351][T16617] RIP: 0033:0x7f18e2073ae9 [ 1577.953803][T16617] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1577.973514][T16617] RSP: 002b:00007f18df5e9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1577.981958][T16617] RAX: ffffffffffffffda RBX: 00007f18e2186f60 RCX: 00007f18e2073ae9 [ 1577.990066][T16617] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 [ 1577.998145][T16617] RBP: 00007f18df5e91d0 R08: 0000000000000000 R09: 0000000000000000 [ 1578.006134][T16617] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1578.014125][T16617] R13: 00007ffc8b633bdf R14: 00007f18df5e9300 R15: 0000000000022000 [ 1578.022117][T16617] 03:20:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x3ff90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:14 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xc3ffffff, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1578.225067][T16627] block (null): Could not allocate knbd recv work queue. [ 1578.242140][T16627] nbd: failed to add new device 03:20:14 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xf0ffffff, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7b0ce6e2, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:14 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) (fail_nth: 10) 03:20:14 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xf0ffffff, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x89f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:14 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xfcffffff, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1578.594640][T16673] block (null): Could not allocate knbd recv work queue. [ 1578.611945][T16673] nbd: failed to add new device 03:20:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x40000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1578.667537][T16680] FAULT_INJECTION: forcing a failure. [ 1578.667537][T16680] name failslab, interval 1, probability 0, space 0, times 0 [ 1578.801112][T16680] CPU: 1 PID: 16680 Comm: syz-executor.0 Not tainted 5.16.0-rc1-syzkaller #0 [ 1578.809921][T16680] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1578.819993][T16680] Call Trace: [ 1578.823280][T16680] [ 1578.826228][T16680] dump_stack_lvl+0xcd/0x134 [ 1578.830839][T16680] should_fail.cold+0x5/0xa [ 1578.835361][T16680] should_failslab+0x5/0x10 [ 1578.839885][T16680] kmem_cache_alloc_node+0x68/0x590 [ 1578.845102][T16680] __alloc_skb+0x215/0x340 [ 1578.849554][T16680] rtmsg_ifinfo_build_skb+0x72/0x1a0 [ 1578.854957][T16680] rtmsg_ifinfo+0x83/0x120 [ 1578.859397][T16680] netdev_state_change+0x114/0x130 [ 1578.864623][T16680] ? netdev_exit+0xd0/0xd0 [ 1578.869073][T16680] ? __mod_timer+0x837/0xe30 [ 1578.873703][T16680] ? validate_linkmsg+0x384/0x430 [ 1578.878750][T16680] do_setlink+0x2e24/0x3970 [ 1578.883274][T16680] ? lock_chain_count+0x20/0x20 [ 1578.888146][T16680] ? check_path.constprop.0+0x50/0x50 [ 1578.893542][T16680] ? rtnetlink_put_metrics+0x580/0x580 [ 1578.899141][T16680] ? mark_lock+0xef/0x17b0 [ 1578.903578][T16680] ? perf_trace_lock+0xeb/0x4d0 [ 1578.908449][T16680] ? lock_chain_count+0x20/0x20 [ 1578.913320][T16680] ? check_path.constprop.0+0x50/0x50 [ 1578.918715][T16680] ? find_held_lock+0x2d/0x110 [ 1578.923600][T16680] ? br_port_slave_changelink+0xf3/0x180 [ 1578.929383][T16680] ? mark_held_locks+0x9f/0xe0 [ 1578.934165][T16680] ? __local_bh_enable_ip+0xa0/0x120 [ 1578.939474][T16680] ? lockdep_hardirqs_on+0x79/0x100 [ 1578.944692][T16680] ? br_port_slave_changelink+0xf3/0x180 [ 1578.950347][T16680] ? __local_bh_enable_ip+0xa0/0x120 [ 1578.955657][T16680] __rtnl_newlink+0xde6/0x1750 [ 1578.960444][T16680] ? deref_stack_reg+0xee/0x150 [ 1578.965313][T16680] ? rtnl_setlink+0x3c0/0x3c0 [ 1578.970013][T16680] ? unwind_next_frame+0xee1/0x1ce0 [ 1578.975234][T16680] ? arch_stack_walk+0x5c/0xe0 [ 1578.980019][T16680] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1578.986127][T16680] ? stack_trace_save+0x8c/0xc0 [ 1578.991007][T16680] ? filter_irq_stacks+0x90/0x90 [ 1578.995966][T16680] ? __sys_sendmsg+0xe5/0x1b0 [ 1579.000674][T16680] ? kmem_cache_alloc_trace+0x44/0x4a0 [ 1579.006233][T16680] ? rcu_read_lock_sched_held+0x3a/0x70 [ 1579.011818][T16680] ? trace_kmalloc+0x32/0xf0 [ 1579.016425][T16680] ? kmem_cache_alloc_trace+0x203/0x4a0 [ 1579.021992][T16680] rtnl_newlink+0x64/0xa0 [ 1579.026339][T16680] ? __rtnl_newlink+0x1750/0x1750 [ 1579.031382][T16680] rtnetlink_rcv_msg+0x413/0xb80 [ 1579.036335][T16680] ? rtnl_newlink+0xa0/0xa0 [ 1579.040872][T16680] ? perf_trace_lock+0xeb/0x4d0 [ 1579.045738][T16680] ? check_path.constprop.0+0x50/0x50 [ 1579.051134][T16680] netlink_rcv_skb+0x153/0x420 [ 1579.055918][T16680] ? rtnl_newlink+0xa0/0xa0 [ 1579.060872][T16680] ? netlink_ack+0xa60/0xa60 [ 1579.065475][T16680] ? netlink_deliver_tap+0x1a2/0xc30 [ 1579.070774][T16680] ? netlink_deliver_tap+0x1b1/0xc30 [ 1579.076082][T16680] netlink_unicast+0x533/0x7d0 [ 1579.080863][T16680] ? netlink_attachskb+0x880/0x880 [ 1579.085994][T16680] netlink_sendmsg+0x86d/0xda0 [ 1579.090775][T16680] ? netlink_unicast+0x7d0/0x7d0 [ 1579.095729][T16680] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1579.101989][T16680] ? netlink_unicast+0x7d0/0x7d0 [ 1579.106941][T16680] sock_sendmsg+0xcf/0x120 [ 1579.111377][T16680] ____sys_sendmsg+0x6e8/0x810 [ 1579.116159][T16680] ? kernel_sendmsg+0x50/0x50 [ 1579.120855][T16680] ? do_recvmmsg+0x6d0/0x6d0 [ 1579.125468][T16680] ? perf_trace_lock+0xeb/0x4d0 [ 1579.130336][T16680] ? lock_chain_count+0x20/0x20 [ 1579.135203][T16680] ? check_path.constprop.0+0x50/0x50 [ 1579.140622][T16680] ___sys_sendmsg+0xf3/0x170 [ 1579.145237][T16680] ? sendmsg_copy_msghdr+0x160/0x160 [ 1579.150546][T16680] ? __fget_files+0x21b/0x3e0 [ 1579.155244][T16680] ? lock_downgrade+0x6e0/0x6e0 [ 1579.160126][T16680] ? __fget_files+0x23d/0x3e0 [ 1579.164820][T16680] ? __fget_light+0xea/0x280 [ 1579.169426][T16680] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1579.175688][T16680] __sys_sendmsg+0xe5/0x1b0 [ 1579.180215][T16680] ? __sys_sendmsg_sock+0x30/0x30 [ 1579.185269][T16680] ? syscall_enter_from_user_mode+0x21/0x70 [ 1579.191181][T16680] do_syscall_64+0x35/0xb0 [ 1579.195699][T16680] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1579.201617][T16680] RIP: 0033:0x7f18e2073ae9 [ 1579.206039][T16680] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1579.225755][T16680] RSP: 002b:00007f18df5e9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1579.234190][T16680] RAX: ffffffffffffffda RBX: 00007f18e2186f60 RCX: 00007f18e2073ae9 [ 1579.242180][T16680] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 03:20:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x7c030000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1579.250165][T16680] RBP: 00007f18df5e91d0 R08: 0000000000000000 R09: 0000000000000000 [ 1579.258152][T16680] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1579.266138][T16680] R13: 00007ffc8b633bdf R14: 00007f18df5e9300 R15: 0000000000022000 [ 1579.274127][T16680] 03:20:15 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) (fail_nth: 11) 03:20:15 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xffffa888, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:15 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xf5ffffff, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x40030000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x89a00000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1579.686688][T16716] FAULT_INJECTION: forcing a failure. [ 1579.686688][T16716] name failslab, interval 1, probability 0, space 0, times 0 [ 1579.731634][T16716] CPU: 0 PID: 16716 Comm: syz-executor.0 Not tainted 5.16.0-rc1-syzkaller #0 [ 1579.740435][T16716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1579.750496][T16716] Call Trace: [ 1579.753773][T16716] [ 1579.756698][T16716] dump_stack_lvl+0xcd/0x134 [ 1579.761305][T16716] should_fail.cold+0x5/0xa [ 1579.765803][T16716] should_failslab+0x5/0x10 [ 1579.770306][T16716] kmem_cache_alloc_node_trace+0x69/0x5b0 [ 1579.776024][T16716] ? rcu_read_lock_sched_held+0x3a/0x70 [ 1579.781591][T16716] __kmalloc_node_track_caller+0x38/0x60 [ 1579.787219][T16716] __alloc_skb+0xde/0x340 [ 1579.791550][T16716] rtmsg_ifinfo_build_skb+0x72/0x1a0 [ 1579.796838][T16716] rtmsg_ifinfo+0x83/0x120 [ 1579.801254][T16716] netdev_state_change+0x114/0x130 [ 1579.806384][T16716] ? netdev_exit+0xd0/0xd0 [ 1579.810804][T16716] ? __mod_timer+0x837/0xe30 [ 1579.815390][T16716] ? validate_linkmsg+0x384/0x430 [ 1579.820417][T16716] do_setlink+0x2e24/0x3970 [ 1579.824933][T16716] ? lock_chain_count+0x20/0x20 [ 1579.829801][T16716] ? check_path.constprop.0+0x50/0x50 [ 1579.835171][T16716] ? rtnetlink_put_metrics+0x580/0x580 [ 1579.840636][T16716] ? mark_lock+0xef/0x17b0 [ 1579.845054][T16716] ? perf_trace_lock+0xeb/0x4d0 [ 1579.849906][T16716] ? lock_chain_count+0x20/0x20 [ 1579.854759][T16716] ? check_path.constprop.0+0x50/0x50 [ 1579.860131][T16716] ? find_held_lock+0x2d/0x110 [ 1579.864890][T16716] ? br_port_slave_changelink+0xf3/0x180 [ 1579.870518][T16716] ? mark_held_locks+0x9f/0xe0 [ 1579.875277][T16716] ? __local_bh_enable_ip+0xa0/0x120 [ 1579.880559][T16716] ? lockdep_hardirqs_on+0x79/0x100 [ 1579.885774][T16716] ? br_port_slave_changelink+0xf3/0x180 [ 1579.891402][T16716] ? __local_bh_enable_ip+0xa0/0x120 [ 1579.896686][T16716] __rtnl_newlink+0xde6/0x1750 [ 1579.901462][T16716] ? deref_stack_reg+0xee/0x150 [ 1579.906305][T16716] ? rtnl_setlink+0x3c0/0x3c0 [ 1579.910981][T16716] ? unwind_next_frame+0xee1/0x1ce0 [ 1579.916171][T16716] ? arch_stack_walk+0x5c/0xe0 [ 1579.920933][T16716] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1579.927006][T16716] ? stack_trace_save+0x8c/0xc0 [ 1579.931856][T16716] ? filter_irq_stacks+0x90/0x90 [ 1579.936791][T16716] ? __sys_sendmsg+0xe5/0x1b0 [ 1579.941474][T16716] ? kmem_cache_alloc_trace+0x44/0x4a0 [ 1579.946932][T16716] ? rcu_read_lock_sched_held+0x3a/0x70 [ 1579.952481][T16716] ? trace_kmalloc+0x32/0xf0 [ 1579.957072][T16716] ? kmem_cache_alloc_trace+0x203/0x4a0 [ 1579.962699][T16716] rtnl_newlink+0x64/0xa0 [ 1579.967027][T16716] ? __rtnl_newlink+0x1750/0x1750 [ 1579.972049][T16716] rtnetlink_rcv_msg+0x413/0xb80 [ 1579.977002][T16716] ? rtnl_newlink+0xa0/0xa0 [ 1579.981505][T16716] ? perf_trace_lock+0xeb/0x4d0 [ 1579.986440][T16716] ? check_path.constprop.0+0x50/0x50 [ 1579.991816][T16716] netlink_rcv_skb+0x153/0x420 [ 1579.996593][T16716] ? rtnl_newlink+0xa0/0xa0 [ 1580.001095][T16716] ? netlink_ack+0xa60/0xa60 [ 1580.005685][T16716] ? netlink_deliver_tap+0x1a2/0xc30 [ 1580.010969][T16716] ? netlink_deliver_tap+0x1b1/0xc30 [ 1580.016360][T16716] netlink_unicast+0x533/0x7d0 [ 1580.021138][T16716] ? netlink_attachskb+0x880/0x880 [ 1580.026260][T16716] netlink_sendmsg+0x86d/0xda0 [ 1580.031025][T16716] ? netlink_unicast+0x7d0/0x7d0 [ 1580.035965][T16716] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1580.042207][T16716] ? netlink_unicast+0x7d0/0x7d0 [ 1580.047167][T16716] sock_sendmsg+0xcf/0x120 [ 1580.051583][T16716] ____sys_sendmsg+0x6e8/0x810 [ 1580.056351][T16716] ? kernel_sendmsg+0x50/0x50 [ 1580.061031][T16716] ? do_recvmmsg+0x6d0/0x6d0 [ 1580.065636][T16716] ? perf_trace_lock+0xeb/0x4d0 [ 1580.070854][T16716] ? lock_chain_count+0x20/0x20 [ 1580.075702][T16716] ? check_path.constprop.0+0x50/0x50 [ 1580.081071][T16716] ___sys_sendmsg+0xf3/0x170 [ 1580.085674][T16716] ? sendmsg_copy_msghdr+0x160/0x160 [ 1580.090970][T16716] ? __fget_files+0x21b/0x3e0 [ 1580.095643][T16716] ? lock_downgrade+0x6e0/0x6e0 [ 1580.100513][T16716] ? __fget_files+0x23d/0x3e0 [ 1580.105186][T16716] ? __fget_light+0xea/0x280 [ 1580.109785][T16716] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1580.116030][T16716] __sys_sendmsg+0xe5/0x1b0 [ 1580.120622][T16716] ? __sys_sendmsg_sock+0x30/0x30 [ 1580.125656][T16716] ? syscall_enter_from_user_mode+0x21/0x70 [ 1580.131549][T16716] do_syscall_64+0x35/0xb0 [ 1580.135965][T16716] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1580.141862][T16716] RIP: 0033:0x7f18e2073ae9 [ 1580.146295][T16716] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1580.165900][T16716] RSP: 002b:00007f18df5e9188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1580.174315][T16716] RAX: ffffffffffffffda RBX: 00007f18e2186f60 RCX: 00007f18e2073ae9 03:20:16 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x8af50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:16 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xfcffffff, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:16 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xfffff000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1580.182295][T16716] RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 [ 1580.190265][T16716] RBP: 00007f18df5e91d0 R08: 0000000000000000 R09: 0000000000000000 [ 1580.198228][T16716] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1580.206193][T16716] R13: 00007ffc8b633bdf R14: 00007f18df5e9300 R15: 0000000000022000 [ 1580.214162][T16716] 03:20:16 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) (fail_nth: 12) 03:20:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x40f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1580.430274][T16731] block (null): Could not allocate knbd recv work queue. [ 1580.449411][T16731] nbd: failed to add new device 03:20:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x8cffffff, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1580.499153][T16737] block (null): Could not allocate knbd recv work queue. [ 1580.526475][T16737] nbd: failed to add new device 03:20:16 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x8bf50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:16 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xffffff7f, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1580.733974][T16753] block (null): Could not allocate knbd recv work queue. [ 1580.779123][T16753] nbd: failed to add new device [ 1580.818166][T16761] block (null): Could not allocate knbd recv work queue. [ 1580.847244][T16766] FAULT_INJECTION: forcing a failure. [ 1580.847244][T16766] name fail_usercopy, interval 1, probability 0, space 0, times 0 03:20:16 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xfeffffff, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1580.872139][T16761] nbd: failed to add new device 03:20:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x8e030000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1580.938081][T16766] CPU: 0 PID: 16766 Comm: syz-executor.0 Not tainted 5.16.0-rc1-syzkaller #0 [ 1580.946924][T16766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1580.957000][T16766] Call Trace: [ 1580.960300][T16766] [ 1580.963333][T16766] dump_stack_lvl+0xcd/0x134 [ 1580.967948][T16766] should_fail.cold+0x5/0xa [ 1580.972473][T16766] _copy_to_user+0x2c/0x150 [ 1580.977001][T16766] simple_read_from_buffer+0xcc/0x160 [ 1580.982463][T16766] proc_fail_nth_read+0x187/0x220 [ 1580.987536][T16766] ? proc_tid_comm_permission+0x1b0/0x1b0 [ 1580.993275][T16766] ? security_file_permission+0xab/0xd0 [ 1580.998844][T16766] ? proc_tid_comm_permission+0x1b0/0x1b0 [ 1581.004595][T16766] vfs_read+0x1b5/0x600 [ 1581.008762][T16766] ksys_read+0x12d/0x250 [ 1581.013007][T16766] ? vfs_write+0xae0/0xae0 [ 1581.017429][T16766] ? syscall_enter_from_user_mode+0x21/0x70 [ 1581.023328][T16766] do_syscall_64+0x35/0xb0 [ 1581.027745][T16766] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1581.033642][T16766] RIP: 0033:0x7f18e202669c [ 1581.038052][T16766] Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 f9 fc ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 2f fd ff ff 48 [ 1581.057785][T16766] RSP: 002b:00007f18df5e9170 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 [ 1581.066220][T16766] RAX: ffffffffffffffda RBX: 0000000000000044 RCX: 00007f18e202669c [ 1581.074201][T16766] RDX: 000000000000000f RSI: 00007f18df5e91e0 RDI: 0000000000000006 [ 1581.082171][T16766] RBP: 00007f18df5e91d0 R08: 0000000000000000 R09: 0000000000000000 [ 1581.090137][T16766] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 1581.098115][T16766] R13: 00007ffc8b633bdf R14: 00007f18df5e9300 R15: 0000000000022000 [ 1581.106086][T16766] 03:20:17 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xffffa888, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:17 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x8cf50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:17 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x41f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:17 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:17 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xffffff9e, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:17 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:17 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xfffffff0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:17 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xfffff000, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x97ffffff, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1581.585890][T16795] block (null): Could not allocate knbd recv work queue. [ 1581.618753][T16795] nbd: failed to add new device 03:20:17 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x8cffffff, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:17 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x2, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:17 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xfffffffc, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x42f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:18 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xffffff7f, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:18 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0xffffffff, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:18 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x8df50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:18 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x3, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xb0010000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) [ 1582.509889][T16861] block (null): Could not allocate knbd recv work queue. [ 1582.544574][T16861] nbd: failed to add new device 03:20:18 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xffffff9e, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:18 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:18 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x43f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:18 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x8ef50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:18 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x4, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:19 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x2, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:19 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xffffffc3, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:19 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xc0000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:19 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x8ff50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:19 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x5, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:19 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x3, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:19 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xfffffff0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:19 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x44f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:19 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x90f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:19 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xc7f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:19 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xfffffff5, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:19 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x4, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:19 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x6, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1583.904596][T16957] block (null): Could not allocate knbd recv work queue. [ 1583.943989][T16957] nbd: failed to add new device [ 1583.979149][T16964] block (null): Could not allocate knbd recv work queue. [ 1584.009869][T16964] nbd: failed to add new device 03:20:20 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x91f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:20 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x45f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:20 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xfffffffc, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:20 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x5, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:20 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xc8f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:20 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x7, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:20 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x6, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:20 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x92f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:20 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x8, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1584.724016][T17020] block (null): Could not allocate knbd recv work queue. [ 1584.747454][T17020] nbd: failed to add new device 03:20:20 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xfffffffe, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:20 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xc9f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x46000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x7, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1585.005166][T17044] block (null): Could not allocate knbd recv work queue. [ 1585.039685][T17044] nbd: failed to add new device 03:20:21 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x93f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x8, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:21 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0xffffffff, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xcaf50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:21 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x9, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1585.382717][T17074] block (null): Could not allocate knbd recv work queue. [ 1585.390301][T17074] nbd: failed to add new device 03:20:21 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x46f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:21 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x9, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1585.532555][T17083] block (null): Could not allocate knbd recv work queue. [ 1585.540247][T17083] nbd: failed to add new device 03:20:21 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x94f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:21 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xa, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xcbf50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:21 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x47f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:22 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0xa, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:22 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x95f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:22 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0xc, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:22 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1586.249505][T17139] block (null): Could not allocate knbd recv work queue. [ 1586.285210][T17139] nbd: failed to add new device 03:20:22 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x2, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:22 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xccf50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:22 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0xe, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:22 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xe, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:22 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x3, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x48000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1586.715495][T17175] block (null): Could not allocate knbd recv work queue. [ 1586.737938][T17175] nbd: failed to add new device 03:20:22 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:22 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x96f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:23 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0xf, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:23 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x4, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x48f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:23 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xcdf50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:23 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x5, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:23 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x10, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:23 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x10, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:23 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x97f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:23 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x6, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x49f90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:23 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x3e, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1587.649506][T17242] block (null): Could not allocate knbd recv work queue. [ 1587.684241][T17242] nbd: failed to add new device 03:20:23 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x60, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1587.742323][T17256] block (null): Could not allocate knbd recv work queue. 03:20:23 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x60, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1587.782599][T17256] nbd: failed to add new device 03:20:23 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xcef50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x97ffffff, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:24 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0xf0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:24 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x7, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1588.005513][T17279] block (null): Could not allocate knbd recv work queue. [ 1588.032566][T17279] nbd: failed to add new device 03:20:24 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x4af90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:24 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:24 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xcff50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:24 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x8, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:24 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x300, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1588.364781][T17305] block (null): Could not allocate knbd recv work queue. [ 1588.401372][T17305] nbd: failed to add new device 03:20:24 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x300, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1588.520934][T17316] block (null): Could not allocate knbd recv work queue. [ 1588.561446][T17316] nbd: failed to add new device 03:20:24 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xd0f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:24 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x98f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:24 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x4bf90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:24 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x9, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:24 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x500, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:25 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x500, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:25 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0xa, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:25 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x600, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:25 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x600, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1589.060392][T17340] block (null): Could not allocate knbd recv work queue. [ 1589.099632][T17340] nbd: failed to add new device 03:20:25 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xd1f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:25 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x99f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x4c000000, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:25 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0xc, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:25 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x700, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:25 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x700, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:25 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0xe, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:25 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x900, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1589.631307][T17381] block (null): Could not allocate knbd recv work queue. [ 1589.675438][T17381] nbd: failed to add new device 03:20:25 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x9af50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:25 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x900, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1589.704821][T17392] block (null): Could not allocate knbd recv work queue. [ 1589.728068][T17392] nbd: failed to add new device [ 1589.740473][T17382] block (null): Could not allocate knbd recv work queue. [ 1589.766695][T17382] nbd: failed to add new device 03:20:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x4cf90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:25 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0xf, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:25 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xd2f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:26 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0xa00, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:26 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xa00, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:26 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x10, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:26 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x60, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1590.156557][T17425] block (null): Could not allocate knbd recv work queue. 03:20:26 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0xf0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:26 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x9bf50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1590.206158][T17425] nbd: failed to add new device 03:20:26 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xc00, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x4df90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1590.245287][T17438] block (null): Could not allocate knbd recv work queue. [ 1590.278294][T17438] nbd: failed to add new device 03:20:26 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0xc00, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:26 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xd3f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:26 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x300, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:26 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0xe00, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:26 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x500, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:26 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xe00, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x4ef90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:26 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x9cf50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) 03:20:26 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x600, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:27 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x700, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) 03:20:27 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0xf00, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:27 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0xf00, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:27 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0xd4f50100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) setsockopt$inet_tcp_TCP_MD5SIG(0xffffffffffffffff, 0x6, 0xe, 0x0, 0x0) 03:20:27 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x4ff90100, &(0x7f0000000500)={&(0x7f00000002c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000ff00000001004800040007800c0002000097ffff1f010000080001000000fb94"], 0x2c}}, 0x0) [ 1591.203293][T17513] ------------[ cut here ]------------ [ 1591.208954][T17513] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 [ 1591.277920][T17513] WARNING: CPU: 0 PID: 17513 at lib/debugobjects.c:505 debug_print_object+0x16e/0x250 [ 1591.314764][T17513] Modules linked in: 03:20:27 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x123b, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1591.333132][T17513] CPU: 0 PID: 17513 Comm: syz-executor.4 Not tainted 5.16.0-rc1-syzkaller #0 03:20:27 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x1718, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) 03:20:27 executing program 2: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x3c, 0x10, 0x401, 0x0, 0x900, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0x4}}}]}, 0x3c}}, 0x0) [ 1591.379041][T17513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1591.405403][T17513] RIP: 0010:debug_print_object+0x16e/0x250 [ 1591.419278][T17513] Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd 80 a0 04 8a 4c 89 ee 48 c7 c7 80 94 04 8a e8 d6 f7 2e 05 <0f> 0b 83 05 35 d9 b2 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 03:20:27 executing program 0: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x1f00, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1591.501127][T17513] RSP: 0018:ffffc9001b157118 EFLAGS: 00010282 [ 1591.531224][T17513] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 03:20:27 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r1, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) sendmsg$nl_route(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000140)=@newlink={0x44, 0x10, 0x401, 0x0, 0x1817, {0x0, 0x0, 0x0, r2}, [@IFLA_LINKINFO={0x24, 0x12, 0x0, 0x1, @bridge_slave={{0x11}, {0xc, 0x5, 0x0, 0x1, [@IFLA_BRPORT_COST={0x8, 0x3, 0x5}]}}}]}, 0x44}}, 0x0) [ 1591.563467][T17513] RDX: 0000000000040000 RSI: ffffffff815e3f58 RDI: fffff5200362ae15 [ 1591.585931][T17513] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 1591.635787][T17513] R10: ffffffff815ddcfe R11: 0000000000000000 R12: ffffffff89ade040 [ 1591.661969][T17513] R13: ffffffff8a049b00 R14: ffffffff816534a0 R15: 1ffff9200362ae2e [ 1591.697843][T17513] FS: 00007f42e8bcc700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 1591.730778][T17513] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1591.750642][T17513] CR2: 00007ff9f2866561 CR3: 00000000a67df000 CR4: 00000000003506e0 [ 1591.778763][T17513] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1591.801927][T17513] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 [ 1591.809949][T17513] Call Trace: [ 1591.825420][T17513] [ 1591.830729][T17513] ? lockdep_hardirqs_on+0x79/0x100 [ 1591.844436][T17513] debug_object_assert_init+0x1f4/0x2e0 [ 1591.856912][T17513] ? debug_object_free+0x350/0x350 [ 1591.869143][T17513] ? find_held_lock+0x2d/0x110 [ 1591.879960][T17513] try_to_del_timer_sync+0x6d/0x110 [ 1591.891631][T17513] ? del_timer+0x110/0x110 [ 1591.905298][T17513] ? del_timer_sync+0x17e/0x1b0 [ 1591.915909][T17513] del_timer_sync+0x138/0x1b0 [ 1591.927742][T17513] cleanup_srcu_struct+0x14c/0x2f0 [ 1591.933916][T17513] blk_mq_hw_sysfs_release+0x147/0x190 [ 1591.939728][T17513] kobject_put+0x1c8/0x540 [ 1591.944978][T17513] blk_mq_release+0x259/0x430 [ 1591.949907][T17513] ? kfree+0x1b3/0x2c0 [ 1591.954662][T17513] blk_release_queue+0x2a5/0x490 [ 1591.959927][T17513] kobject_put+0x1c8/0x540 [ 1591.965130][T17513] __blk_mq_alloc_disk+0x12e/0x160 [ 1591.970502][T17513] nbd_dev_add+0x3b2/0xcd0 [ 1591.975667][T17513] nbd_genl_connect+0x11f3/0x1930 [ 1591.980944][T17513] ? nbd_start_device+0xd10/0xd10 [ 1591.988993][T17513] ? __nla_parse+0x3d/0x50 [ 1591.999327][T17513] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1592.025163][T17513] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290 [ 1592.043951][T17513] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290 [ 1592.056600][T17513] genl_family_rcv_msg_doit+0x228/0x320 [ 1592.069074][T17513] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 1592.117546][T17513] ? mutex_lock_io_nested+0x1150/0x1150 [ 1592.190661][T17513] ? genl_op_from_small+0x23/0x3c0 [ 1592.202601][T17513] ? genl_get_cmd+0x3cf/0x480 [ 1592.207667][T17513] genl_rcv_msg+0x328/0x580 [ 1592.212678][T17513] ? genl_get_cmd+0x480/0x480 [ 1592.217394][T17513] ? nbd_start_device+0xd10/0xd10 [ 1592.225504][T17513] ? lock_release+0x720/0x720 [ 1592.230552][T17513] ? check_path.constprop.0+0x50/0x50 [ 1592.237575][T17513] netlink_rcv_skb+0x153/0x420 [ 1592.243540][T17513] ? genl_get_cmd+0x480/0x480 [ 1592.248332][T17513] ? netlink_ack+0xa60/0xa60 [ 1592.254616][T17513] ? netlink_deliver_tap+0x1b1/0xc30 [ 1592.260024][T17513] genl_rcv+0x24/0x40 [ 1592.266603][T17513] netlink_unicast+0x533/0x7d0 [ 1592.273120][T17513] ? netlink_attachskb+0x880/0x880 [ 1592.279087][T17513] netlink_sendmsg+0x86d/0xda0 [ 1592.285614][T17513] ? netlink_unicast+0x7d0/0x7d0 [ 1592.290666][T17513] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1592.298679][T17513] ? netlink_unicast+0x7d0/0x7d0 [ 1592.304735][T17513] sock_sendmsg+0xcf/0x120 [ 1592.309292][T17513] ____sys_sendmsg+0x6e8/0x810 [ 1592.319352][T17513] ? kernel_sendmsg+0x50/0x50 [ 1592.325021][T17513] ? do_recvmmsg+0x6d0/0x6d0 [ 1592.329736][T17513] ? perf_trace_lock+0xeb/0x4d0 [ 1592.338014][T17513] ? lock_chain_count+0x20/0x20 [ 1592.344113][T17513] ? check_path.constprop.0+0x50/0x50 [ 1592.349713][T17513] ___sys_sendmsg+0xf3/0x170 [ 1592.356325][T17513] ? sendmsg_copy_msghdr+0x160/0x160 [ 1592.362700][T17513] ? __fget_files+0x21b/0x3e0 [ 1592.367615][T17513] ? lock_downgrade+0x6e0/0x6e0 [ 1592.375312][T17513] ? __fget_files+0x23d/0x3e0 [ 1592.380215][T17513] ? __fget_light+0xea/0x280 [ 1592.386645][T17513] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1592.395177][T17513] __sys_sendmsg+0xe5/0x1b0 [ 1592.399931][T17513] ? __sys_sendmsg_sock+0x30/0x30 [ 1592.416170][T17513] ? syscall_enter_from_user_mode+0x21/0x70 [ 1592.423650][T17513] do_syscall_64+0x35/0xb0 [ 1592.428298][T17513] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1592.437687][T17513] RIP: 0033:0x7f42eb677ae9 [ 1592.444708][T17513] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1592.466313][T17513] RSP: 002b:00007f42e8bcc188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1592.495268][T17513] RAX: ffffffffffffffda RBX: 00007f42eb78b020 RCX: 00007f42eb677ae9 [ 1592.504566][T17513] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 1592.515281][T17513] RBP: 00007f42eb6d1f6d R08: 0000000000000000 R09: 0000000000000000 [ 1592.524520][T17513] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 1592.533794][T17513] R13: 00007ffc8973af0f R14: 00007f42e8bcc300 R15: 0000000000022000 [ 1592.542981][T17513] [ 1592.546231][T17513] Kernel panic - not syncing: panic_on_warn set ... [ 1592.552820][T17513] CPU: 0 PID: 17513 Comm: syz-executor.4 Not tainted 5.16.0-rc1-syzkaller #0 [ 1592.561589][T17513] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1592.571650][T17513] Call Trace: [ 1592.575110][T17513] [ 1592.578051][T17513] dump_stack_lvl+0xcd/0x134 [ 1592.582664][T17513] panic+0x2b0/0x6dd [ 1592.586638][T17513] ? __warn_printk+0xf3/0xf3 [ 1592.591247][T17513] ? __warn.cold+0x1a/0x44 [ 1592.595683][T17513] ? debug_print_object+0x16e/0x250 [ 1592.600895][T17513] __warn.cold+0x35/0x44 [ 1592.605153][T17513] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1592.611422][T17513] ? debug_print_object+0x16e/0x250 [ 1592.616631][T17513] report_bug+0x1bd/0x210 [ 1592.620979][T17513] handle_bug+0x3c/0x60 [ 1592.625149][T17513] exc_invalid_op+0x14/0x40 [ 1592.629685][T17513] asm_exc_invalid_op+0x12/0x20 [ 1592.634553][T17513] RIP: 0010:debug_print_object+0x16e/0x250 [ 1592.640377][T17513] Code: ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 af 00 00 00 48 8b 14 dd 80 a0 04 8a 4c 89 ee 48 c7 c7 80 94 04 8a e8 d6 f7 2e 05 <0f> 0b 83 05 35 d9 b2 09 01 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e c3 [ 1592.660003][T17513] RSP: 0018:ffffc9001b157118 EFLAGS: 00010282 [ 1592.666088][T17513] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 1592.674178][T17513] RDX: 0000000000040000 RSI: ffffffff815e3f58 RDI: fffff5200362ae15 [ 1592.682162][T17513] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 1592.690148][T17513] R10: ffffffff815ddcfe R11: 0000000000000000 R12: ffffffff89ade040 [ 1592.698138][T17513] R13: ffffffff8a049b00 R14: ffffffff816534a0 R15: 1ffff9200362ae2e [ 1592.706128][T17513] ? calc_wheel_index+0x3f0/0x3f0 [ 1592.711181][T17513] ? wake_up_klogd.part.0+0x8e/0xd0 [ 1592.716520][T17513] ? vprintk+0x88/0x90 [ 1592.720616][T17513] ? debug_print_object+0x16e/0x250 [ 1592.725832][T17513] ? lockdep_hardirqs_on+0x79/0x100 [ 1592.731054][T17513] debug_object_assert_init+0x1f4/0x2e0 [ 1592.736620][T17513] ? debug_object_free+0x350/0x350 [ 1592.742101][T17513] ? find_held_lock+0x2d/0x110 [ 1592.746888][T17513] try_to_del_timer_sync+0x6d/0x110 [ 1592.752101][T17513] ? del_timer+0x110/0x110 [ 1592.756532][T17513] ? del_timer_sync+0x17e/0x1b0 [ 1592.761393][T17513] del_timer_sync+0x138/0x1b0 [ 1592.766083][T17513] cleanup_srcu_struct+0x14c/0x2f0 [ 1592.771208][T17513] blk_mq_hw_sysfs_release+0x147/0x190 [ 1592.776711][T17513] kobject_put+0x1c8/0x540 [ 1592.781142][T17513] blk_mq_release+0x259/0x430 [ 1592.785832][T17513] ? kfree+0x1b3/0x2c0 [ 1592.789912][T17513] blk_release_queue+0x2a5/0x490 [ 1592.794869][T17513] kobject_put+0x1c8/0x540 [ 1592.799300][T17513] __blk_mq_alloc_disk+0x12e/0x160 [ 1592.804428][T17513] nbd_dev_add+0x3b2/0xcd0 [ 1592.808861][T17513] nbd_genl_connect+0x11f3/0x1930 [ 1592.813933][T17513] ? nbd_start_device+0xd10/0xd10 [ 1592.818995][T17513] ? __nla_parse+0x3d/0x50 [ 1592.823437][T17513] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1592.829705][T17513] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x1b7/0x290 [ 1592.837098][T17513] ? genl_family_rcv_msg_attrs_parse.constprop.0+0xaf/0x290 [ 1592.844406][T17513] genl_family_rcv_msg_doit+0x228/0x320 [ 1592.850065][T17513] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 1592.857456][T17513] ? mutex_lock_io_nested+0x1150/0x1150 [ 1592.863020][T17513] ? genl_op_from_small+0x23/0x3c0 [ 1592.868150][T17513] ? genl_get_cmd+0x3cf/0x480 [ 1592.872843][T17513] genl_rcv_msg+0x328/0x580 [ 1592.877448][T17513] ? genl_get_cmd+0x480/0x480 [ 1592.882139][T17513] ? nbd_start_device+0xd10/0xd10 [ 1592.887184][T17513] ? lock_release+0x720/0x720 [ 1592.891913][T17513] ? check_path.constprop.0+0x50/0x50 [ 1592.897304][T17513] netlink_rcv_skb+0x153/0x420 [ 1592.902085][T17513] ? genl_get_cmd+0x480/0x480 [ 1592.906779][T17513] ? netlink_ack+0xa60/0xa60 [ 1592.911382][T17513] ? netlink_deliver_tap+0x1b1/0xc30 [ 1592.916684][T17513] genl_rcv+0x24/0x40 [ 1592.920677][T17513] netlink_unicast+0x533/0x7d0 [ 1592.925453][T17513] ? netlink_attachskb+0x880/0x880 [ 1592.930582][T17513] netlink_sendmsg+0x86d/0xda0 [ 1592.935363][T17513] ? netlink_unicast+0x7d0/0x7d0 [ 1592.940322][T17513] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 1592.946604][T17513] ? netlink_unicast+0x7d0/0x7d0 [ 1592.951557][T17513] sock_sendmsg+0xcf/0x120 [ 1592.956000][T17513] ____sys_sendmsg+0x6e8/0x810 [ 1592.960816][T17513] ? kernel_sendmsg+0x50/0x50 [ 1592.965530][T17513] ? do_recvmmsg+0x6d0/0x6d0 [ 1592.970141][T17513] ? perf_trace_lock+0xeb/0x4d0 [ 1592.975003][T17513] ? lock_chain_count+0x20/0x20 [ 1592.979871][T17513] ? check_path.constprop.0+0x50/0x50 [ 1592.985261][T17513] ___sys_sendmsg+0xf3/0x170 [ 1592.989896][T17513] ? sendmsg_copy_msghdr+0x160/0x160 [ 1592.995205][T17513] ? __fget_files+0x21b/0x3e0 [ 1592.999925][T17513] ? lock_downgrade+0x6e0/0x6e0 [ 1593.004791][T17513] ? __fget_files+0x23d/0x3e0 [ 1593.009481][T17513] ? __fget_light+0xea/0x280 [ 1593.014093][T17513] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 1593.020355][T17513] __sys_sendmsg+0xe5/0x1b0 [ 1593.024903][T17513] ? __sys_sendmsg_sock+0x30/0x30 [ 1593.029955][T17513] ? syscall_enter_from_user_mode+0x21/0x70 [ 1593.035861][T17513] do_syscall_64+0x35/0xb0 [ 1593.040285][T17513] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 1593.046197][T17513] RIP: 0033:0x7f42eb677ae9 [ 1593.050622][T17513] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 1593.070245][T17513] RSP: 002b:00007f42e8bcc188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 1593.078680][T17513] RAX: ffffffffffffffda RBX: 00007f42eb78b020 RCX: 00007f42eb677ae9 [ 1593.086663][T17513] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000004 [ 1593.094676][T17513] RBP: 00007f42eb6d1f6d R08: 0000000000000000 R09: 0000000000000000 [ 1593.102665][T17513] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 1593.110645][T17513] R13: 00007ffc8973af0f R14: 00007f42e8bcc300 R15: 0000000000022000 [ 1593.118661][T17513] [ 1593.122208][T17513] Kernel Offset: disabled [ 1593.126719][T17513] Rebooting in 86400 seconds..