, 0x2) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) ioctl$NBD_DO_IT(r5, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_procfs(0x0, 0x0) (async) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000080)={r0, 0x6, 0x8, 0x156a}) (async) ioctl$NBD_DO_IT(r2, 0xab03) (async) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) (async) ioctl$AUTOFS_DEV_IOCTL_SETPIPEFD(r3, 0xc0189378, &(0x7f00000000c0)={{0x1, 0x1, 0x18, r2, {r3}}, './file0\x00'}) (async) ioctl$SG_EMULATED_HOST(r4, 0x2203, &(0x7f0000000100)) (async) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) (async) ioctl$NBD_DO_IT(r5, 0xab03) (async) 13:04:09 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000f0ffffffffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:09 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000ffffa888", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:09 executing program 2: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 13:04:09 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x95f, 0x0, 0x0) 13:04:09 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xa801) r0 = syz_open_procfs(0x0, 0x0) read$FUSE(r0, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x2) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x501003) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/slabinfo\x00', 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = openat$mice(0xffffffffffffff9c, &(0x7f0000000140), 0x18f040) ioctl$NBD_SET_SOCK(r5, 0xab00, r4) r6 = socket(0x40000000002, 0x3, 0x2) r7 = syz_open_dev$vcsn(&(0x7f0000000100), 0x900000000, 0x400000) ioctl$NBD_SET_SOCK(r3, 0xab00, r6) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$NBD_CLEAR_QUE(r7, 0xab05) [ 412.509057] block nbd4: shutting down sockets 13:04:09 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000002000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:09 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000399", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:09 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x976, 0x0, 0x0) 13:04:09 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000ffffff9e", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:09 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000003000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 412.712366] block nbd2: shutting down sockets 13:04:09 executing program 2: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 412.763843] block nbd4: shutting down sockets 13:04:09 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_procfs(0x0, 0x0) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000080)={r0, 0x6, 0x8, 0x156a}) ioctl$NBD_DO_IT(r2, 0xab03) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) ioctl$AUTOFS_DEV_IOCTL_SETPIPEFD(r3, 0xc0189378, &(0x7f00000000c0)={{0x1, 0x1, 0x18, r2, {r3}}, './file0\x00'}) ioctl$SG_EMULATED_HOST(r4, 0x2203, &(0x7f0000000100)) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r5 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r6 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) ioctl$NBD_DO_IT(r5, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_procfs(0x0, 0x0) (async) ioctl$F2FS_IOC_MOVE_RANGE(r1, 0xc020f509, &(0x7f0000000080)={r0, 0x6, 0x8, 0x156a}) (async) ioctl$NBD_DO_IT(r2, 0xab03) (async) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) (async) ioctl$AUTOFS_DEV_IOCTL_SETPIPEFD(r3, 0xc0189378, &(0x7f00000000c0)={{0x1, 0x1, 0x18, r2, {r3}}, './file0\x00'}) (async) ioctl$SG_EMULATED_HOST(r4, 0x2203, &(0x7f0000000100)) (async) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) (async) ioctl$NBD_DO_IT(r5, 0xab03) (async) 13:04:09 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x979, 0x0, 0x0) 13:04:09 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000fffffff0", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:09 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x985, 0x0, 0x0) 13:04:09 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000004000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 412.991670] block nbd2: shutting down sockets [ 412.998937] block nbd4: shutting down sockets 13:04:10 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xa801) r0 = syz_open_procfs(0x0, 0x0) read$FUSE(r0, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x2) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x501003) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/slabinfo\x00', 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = openat$mice(0xffffffffffffff9c, &(0x7f0000000140), 0x18f040) ioctl$NBD_SET_SOCK(r5, 0xab00, r4) r6 = socket(0x40000000002, 0x3, 0x2) r7 = syz_open_dev$vcsn(&(0x7f0000000100), 0x900000000, 0x400000) ioctl$NBD_SET_SOCK(r3, 0xab00, r6) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$NBD_CLEAR_QUE(r7, 0xab05) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xa801) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r0, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x2) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x501003) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/slabinfo\x00', 0x0, 0x0) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) openat$mice(0xffffffffffffff9c, &(0x7f0000000140), 0x18f040) (async) ioctl$NBD_SET_SOCK(r5, 0xab00, r4) (async) socket(0x40000000002, 0x3, 0x2) (async) syz_open_dev$vcsn(&(0x7f0000000100), 0x900000000, 0x400000) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r6) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) ioctl$NBD_CLEAR_QUE(r7, 0xab05) (async) 13:04:10 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000fffffffc", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:10 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x987, 0x0, 0x0) 13:04:10 executing program 2: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 13:04:10 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000006000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:10 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x800, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000000000104004000"/20, @ANYRES32=r3, @ANYBLOB="000000000000000024001280110001006272696467655f736c617665000000000c00058008002200", @ANYRES32=0x0, @ANYBLOB], 0x44}}, 0x0) sendmsg$nl_route(r1, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)=@bridge_delneigh={0x7c, 0x1d, 0x2, 0x70bd28, 0x25dfdbff, {0x1c, 0x0, 0x0, r3, 0x80, 0x18, 0x7}, [@NDA_DST_MAC={0xa, 0x1, @random="e358a99078ca"}, @NDA_VNI={0x8, 0x7, 0xcf0}, @NDA_PORT={0x6, 0x6, 0x4e24}, @NDA_DST_IPV6={0x14, 0x1, @remote}, @NDA_MASTER={0x8, 0x9, 0xb6}, @NDA_DST_IPV6={0x14, 0x1, @mcast2}, @NDA_DST_IPV6={0x14, 0x1, @empty}]}, 0x7c}, 0x1, 0x0, 0x0, 0x20044800}, 0x4000010) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r5 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000280), 0x729000, 0x0) sendmsg$nl_route(r5, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000003c0)={&(0x7f0000000300)=@ipv4_getaddr={0x38, 0x16, 0x200, 0x70bd28, 0x25dfdbfd, {0x2, 0x80, 0x34, 0xff, r3}, [@IFA_ADDRESS={0x8, 0x1, @rand_addr=0x64010102}, @IFA_BROADCAST={0x8, 0x4, @rand_addr=0x64010100}, @IFA_ADDRESS={0x8, 0x1, @broadcast}, @IFA_FLAGS={0x8, 0x8, 0x425}]}, 0x38}, 0x1, 0x0, 0x0, 0x408c0}, 0x0) r6 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r7 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) ioctl$NBD_DO_IT(r6, 0xab03) r8 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$TIOCSETD(r8, 0x5423, &(0x7f0000000000)=0x14) ioctl$TIOCSETD(r8, 0x5423, &(0x7f00000000c0)=0x5) ioctl$TIOCVHANGUP(r8, 0x5437, 0x0) ioctl$F2FS_IOC_MOVE_RANGE(r6, 0xc020f509, &(0x7f0000000340)={r8, 0x800, 0x7, 0x100}) [ 413.436575] block nbd0: shutting down sockets 13:04:10 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x98d, 0x0, 0x0) 13:04:10 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000007fffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:10 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000008000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:10 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x99a, 0x0, 0x0) 13:04:10 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000a000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 413.613360] block nbd2: shutting down sockets 13:04:10 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:10 executing program 0: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xa801) r0 = syz_open_procfs(0x0, 0x0) read$FUSE(r0, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x2) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x501003) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/slabinfo\x00', 0x0, 0x0) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = openat$mice(0xffffffffffffff9c, &(0x7f0000000140), 0x18f040) ioctl$NBD_SET_SOCK(r5, 0xab00, r4) r6 = socket(0x40000000002, 0x3, 0x2) r7 = syz_open_dev$vcsn(&(0x7f0000000100), 0x900000000, 0x400000) ioctl$NBD_SET_SOCK(r3, 0xab00, r6) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$NBD_CLEAR_QUE(r7, 0xab05) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xa801) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r0, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x2) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x501003) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) openat$procfs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/slabinfo\x00', 0x0, 0x0) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) openat$mice(0xffffffffffffff9c, &(0x7f0000000140), 0x18f040) (async) ioctl$NBD_SET_SOCK(r5, 0xab00, r4) (async) socket(0x40000000002, 0x3, 0x2) (async) syz_open_dev$vcsn(&(0x7f0000000100), 0x900000000, 0x400000) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r6) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) ioctl$NBD_CLEAR_QUE(r7, 0xab05) (async) 13:04:10 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000ffffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 413.682689] mkiss: ax0: crc mode is auto. [ 413.700571] block nbd0: shutting down sockets 13:04:10 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x9a2, 0x0, 0x0) 13:04:10 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000c000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:10 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000f0ffffffffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 413.842844] block nbd2: shutting down sockets [ 413.989769] block nbd0: shutting down sockets 13:04:10 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:10 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x9b8, 0x0, 0x0) 13:04:10 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000e000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:10 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000002000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:10 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x800, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000000000104004000"/20, @ANYRES32=r3, @ANYBLOB="000000000000000024001280110001006272696467655f736c617665000000000c00058008002200", @ANYRES32=0x0, @ANYBLOB], 0x44}}, 0x0) sendmsg$nl_route(r1, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)=@bridge_delneigh={0x7c, 0x1d, 0x2, 0x70bd28, 0x25dfdbff, {0x1c, 0x0, 0x0, r3, 0x80, 0x18, 0x7}, [@NDA_DST_MAC={0xa, 0x1, @random="e358a99078ca"}, @NDA_VNI={0x8, 0x7, 0xcf0}, @NDA_PORT={0x6, 0x6, 0x4e24}, @NDA_DST_IPV6={0x14, 0x1, @remote}, @NDA_MASTER={0x8, 0x9, 0xb6}, @NDA_DST_IPV6={0x14, 0x1, @mcast2}, @NDA_DST_IPV6={0x14, 0x1, @empty}]}, 0x7c}, 0x1, 0x0, 0x0, 0x20044800}, 0x4000010) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r5 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000280), 0x729000, 0x0) sendmsg$nl_route(r5, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000003c0)={&(0x7f0000000300)=@ipv4_getaddr={0x38, 0x16, 0x200, 0x70bd28, 0x25dfdbfd, {0x2, 0x80, 0x34, 0xff, r3}, [@IFA_ADDRESS={0x8, 0x1, @rand_addr=0x64010102}, @IFA_BROADCAST={0x8, 0x4, @rand_addr=0x64010100}, @IFA_ADDRESS={0x8, 0x1, @broadcast}, @IFA_FLAGS={0x8, 0x8, 0x425}]}, 0x38}, 0x1, 0x0, 0x0, 0x408c0}, 0x0) r6 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r7 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) ioctl$NBD_DO_IT(r6, 0xab03) r8 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$TIOCSETD(r8, 0x5423, &(0x7f0000000000)=0x14) ioctl$TIOCSETD(r8, 0x5423, &(0x7f00000000c0)=0x5) ioctl$TIOCVHANGUP(r8, 0x5437, 0x0) ioctl$F2FS_IOC_MOVE_RANGE(r6, 0xc020f509, &(0x7f0000000340)={r8, 0x800, 0x7, 0x100}) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x800, 0x0) (async) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00'}) (async) socket$nl_route(0x10, 0x3, 0x0) (async) sendmsg$nl_route(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000000000104004000"/20, @ANYRES32=r3, @ANYBLOB="000000000000000024001280110001006272696467655f736c617665000000000c00058008002200", @ANYRES32=0x0, @ANYBLOB], 0x44}}, 0x0) (async) sendmsg$nl_route(r1, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)=@bridge_delneigh={0x7c, 0x1d, 0x2, 0x70bd28, 0x25dfdbff, {0x1c, 0x0, 0x0, r3, 0x80, 0x18, 0x7}, [@NDA_DST_MAC={0xa, 0x1, @random="e358a99078ca"}, @NDA_VNI={0x8, 0x7, 0xcf0}, @NDA_PORT={0x6, 0x6, 0x4e24}, @NDA_DST_IPV6={0x14, 0x1, @remote}, @NDA_MASTER={0x8, 0x9, 0xb6}, @NDA_DST_IPV6={0x14, 0x1, @mcast2}, @NDA_DST_IPV6={0x14, 0x1, @empty}]}, 0x7c}, 0x1, 0x0, 0x0, 0x20044800}, 0x4000010) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) openat$vcs(0xffffffffffffff9c, &(0x7f0000000280), 0x729000, 0x0) (async) sendmsg$nl_route(r5, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000003c0)={&(0x7f0000000300)=@ipv4_getaddr={0x38, 0x16, 0x200, 0x70bd28, 0x25dfdbfd, {0x2, 0x80, 0x34, 0xff, r3}, [@IFA_ADDRESS={0x8, 0x1, @rand_addr=0x64010102}, @IFA_BROADCAST={0x8, 0x4, @rand_addr=0x64010100}, @IFA_ADDRESS={0x8, 0x1, @broadcast}, @IFA_FLAGS={0x8, 0x8, 0x425}]}, 0x38}, 0x1, 0x0, 0x0, 0x408c0}, 0x0) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) (async) ioctl$NBD_DO_IT(r6, 0xab03) (async) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$TIOCSETD(r8, 0x5423, &(0x7f0000000000)=0x14) (async) ioctl$TIOCSETD(r8, 0x5423, &(0x7f00000000c0)=0x5) (async) ioctl$TIOCVHANGUP(r8, 0x5437, 0x0) (async) ioctl$F2FS_IOC_MOVE_RANGE(r6, 0xc020f509, &(0x7f0000000340)={r8, 0x800, 0x7, 0x100}) (async) 13:04:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_QUE(r1, 0xab05) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_CLEAR_QUE(r3, 0xab05) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 414.368366] block nbd4: shutting down sockets 13:04:11 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000003000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:11 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000f000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:11 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x9bb, 0x0, 0x0) 13:04:11 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000004000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 414.580865] block nbd2: shutting down sockets 13:04:11 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000010000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:11 executing program 2: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:11 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000006000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_CLEAR_QUE(r1, 0xab05) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_CLEAR_QUE(r3, 0xab05) (async) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 414.614771] block nbd0: Device being setup by another task [ 414.629359] mkiss: ax0: crc mode is auto. [ 414.641048] block nbd0: shutting down sockets 13:04:11 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x9c7, 0x0, 0x0) [ 414.710999] block nbd4: shutting down sockets 13:04:11 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x800, 0x0) (async) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) (async) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000000000104004000"/20, @ANYRES32=r3, @ANYBLOB="000000000000000024001280110001006272696467655f736c617665000000000c00058008002200", @ANYRES32=0x0, @ANYBLOB], 0x44}}, 0x0) (async) sendmsg$nl_route(r1, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)=@bridge_delneigh={0x7c, 0x1d, 0x2, 0x70bd28, 0x25dfdbff, {0x1c, 0x0, 0x0, r3, 0x80, 0x18, 0x7}, [@NDA_DST_MAC={0xa, 0x1, @random="e358a99078ca"}, @NDA_VNI={0x8, 0x7, 0xcf0}, @NDA_PORT={0x6, 0x6, 0x4e24}, @NDA_DST_IPV6={0x14, 0x1, @remote}, @NDA_MASTER={0x8, 0x9, 0xb6}, @NDA_DST_IPV6={0x14, 0x1, @mcast2}, @NDA_DST_IPV6={0x14, 0x1, @empty}]}, 0x7c}, 0x1, 0x0, 0x0, 0x20044800}, 0x4000010) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r5 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000280), 0x729000, 0x0) sendmsg$nl_route(r5, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000003c0)={&(0x7f0000000300)=@ipv4_getaddr={0x38, 0x16, 0x200, 0x70bd28, 0x25dfdbfd, {0x2, 0x80, 0x34, 0xff, r3}, [@IFA_ADDRESS={0x8, 0x1, @rand_addr=0x64010102}, @IFA_BROADCAST={0x8, 0x4, @rand_addr=0x64010100}, @IFA_ADDRESS={0x8, 0x1, @broadcast}, @IFA_FLAGS={0x8, 0x8, 0x425}]}, 0x38}, 0x1, 0x0, 0x0, 0x408c0}, 0x0) (async) r6 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r7 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) ioctl$NBD_DO_IT(r6, 0xab03) r8 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$TIOCSETD(r8, 0x5423, &(0x7f0000000000)=0x14) (async) ioctl$TIOCSETD(r8, 0x5423, &(0x7f00000000c0)=0x5) (async) ioctl$TIOCVHANGUP(r8, 0x5437, 0x0) (async) ioctl$F2FS_IOC_MOVE_RANGE(r6, 0xc020f509, &(0x7f0000000340)={r8, 0x800, 0x7, 0x100}) 13:04:11 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000060000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:11 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000007000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 414.844643] block nbd0: Device being setup by another task [ 414.870543] block nbd2: shutting down sockets 13:04:11 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x9c9, 0x0, 0x0) [ 414.900101] block nbd0: shutting down sockets 13:04:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_QUE(r1, 0xab05) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_CLEAR_QUE(r3, 0xab05) (async) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:11 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 13:04:11 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000008000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:11 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000f0000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 415.009838] mkiss: ax0: crc mode is auto. 13:04:11 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x9cf, 0x0, 0x0) 13:04:11 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000a000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x280002) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 415.146136] block nbd0: shutting down sockets 13:04:11 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000030000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 415.188980] block nbd2: shutting down sockets [ 415.377861] block nbd0: server does not support multiple connections per device. [ 415.393042] block nbd0: shutting down sockets 13:04:12 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x4000) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000000000)=0x14) r4 = syz_open_procfs(0x0, 0x0) r5 = syz_open_procfs(0x0, 0x0) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) read$FUSE(r5, &(0x7f0000000280)={0x2020}, 0x2020) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000000c0)=0x5) ioctl$TIOCVHANGUP(r3, 0x5437, 0x0) setsockopt$MRT6_PIM(r2, 0x29, 0xcf, &(0x7f0000000100), 0x4) ioctl$BTRFS_IOC_LOGICAL_INO(r3, 0xc0389424, &(0x7f00000000c0)={0x0, 0x8, '\x00', 0x0, &(0x7f0000000080)=[0x0]}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:12 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x280002) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:12 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x9dc, 0x0, 0x0) 13:04:12 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000c000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:12 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000db030000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:12 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 415.715089] block nbd4: shutting down sockets 13:04:12 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x9e4, 0x0, 0x0) 13:04:12 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000e000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:12 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000060000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 415.870228] mkiss: ax0: crc mode is auto. [ 415.888845] block nbd0: Device being setup by another task [ 415.901589] block nbd0: shutting down sockets 13:04:12 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x280002) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:12 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 415.918152] block nbd2: shutting down sockets 13:04:12 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000a0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 416.124632] block nbd0: Device being setup by another task [ 416.150635] block nbd2: shutting down sockets [ 416.156208] block nbd0: Device being setup by another task [ 416.175003] block nbd0: shutting down sockets 13:04:13 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x4000) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) (async) r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000000000)=0x14) (async) r4 = syz_open_procfs(0x0, 0x0) (async, rerun: 32) r5 = syz_open_procfs(0x0, 0x0) (rerun: 32) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) read$FUSE(r5, &(0x7f0000000280)={0x2020}, 0x2020) (async) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) (async) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000000c0)=0x5) (async, rerun: 32) ioctl$TIOCVHANGUP(r3, 0x5437, 0x0) (async, rerun: 32) setsockopt$MRT6_PIM(r2, 0x29, 0xcf, &(0x7f0000000100), 0x4) (async) ioctl$BTRFS_IOC_LOGICAL_INO(r3, 0xc0389424, &(0x7f00000000c0)={0x0, 0x8, '\x00', 0x0, &(0x7f0000000080)=[0x0]}) (async, rerun: 64) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async, rerun: 64) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:13 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000f000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:13 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x9fb, 0x0, 0x0) 13:04:13 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000c0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:13 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:13 executing program 0: socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) ioctl$sock_SIOCSIFVLAN_SET_VLAN_INGRESS_PRIORITY_CMD(r0, 0x8983, &(0x7f0000000200)={0x2, 'vlan0\x00', {0x20}, 0x7fff}) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x9) r2 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0xa00c0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) r6 = syz_open_dev$vcsu(&(0x7f00000000c0), 0x20, 0x4000) ioctl$SIOCGSTAMPNS(r6, 0x8907, &(0x7f0000000180)) ioctl$sock_SIOCGSKNS(r3, 0x894c, &(0x7f0000000100)=0xffffff01) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DISCONNECT(r4, 0xab08) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x3a1002) [ 416.657632] block nbd4: shutting down sockets 13:04:13 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x9fe, 0x0, 0x0) 13:04:13 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000010000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:13 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000e0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:13 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x4000) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) (async) r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000000000)=0x14) r4 = syz_open_procfs(0x0, 0x0) (async) r5 = syz_open_procfs(0x0, 0x0) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) read$FUSE(r5, &(0x7f0000000280)={0x2020}, 0x2020) (async) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000000c0)=0x5) (async) ioctl$TIOCVHANGUP(r3, 0x5437, 0x0) (async) setsockopt$MRT6_PIM(r2, 0x29, 0xcf, &(0x7f0000000100), 0x4) (async) ioctl$BTRFS_IOC_LOGICAL_INO(r3, 0xc0389424, &(0x7f00000000c0)={0x0, 0x8, '\x00', 0x0, &(0x7f0000000080)=[0x0]}) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:13 executing program 0: socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) ioctl$sock_SIOCSIFVLAN_SET_VLAN_INGRESS_PRIORITY_CMD(r0, 0x8983, &(0x7f0000000200)={0x2, 'vlan0\x00', {0x20}, 0x7fff}) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x9) r2 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0xa00c0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) r6 = syz_open_dev$vcsu(&(0x7f00000000c0), 0x20, 0x4000) ioctl$SIOCGSTAMPNS(r6, 0x8907, &(0x7f0000000180)) ioctl$sock_SIOCGSKNS(r3, 0x894c, &(0x7f0000000100)=0xffffff01) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DISCONNECT(r4, 0xab08) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x3a1002) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)) (async) ioctl$sock_SIOCSIFVLAN_SET_VLAN_INGRESS_PRIORITY_CMD(r0, 0x8983, &(0x7f0000000200)={0x2, 'vlan0\x00', {0x20}, 0x7fff}) (async) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x9) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0xa00c0) (async) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async) syz_open_dev$vcsu(&(0x7f00000000c0), 0x20, 0x4000) (async) ioctl$SIOCGSTAMPNS(r6, 0x8907, &(0x7f0000000180)) (async) ioctl$sock_SIOCGSKNS(r3, 0x894c, &(0x7f0000000100)=0xffffff01) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_DISCONNECT(r4, 0xab08) (async) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) (async) syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x3a1002) (async) [ 416.860644] block nbd2: shutting down sockets [ 416.875350] block nbd0: shutting down sockets 13:04:13 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:13 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000060000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:13 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000f0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:13 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa0a, 0x0, 0x0) 13:04:13 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000065580000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:13 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000f0000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 417.098964] block nbd0: shutting down sockets 13:04:13 executing program 0: socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) ioctl$sock_SIOCSIFVLAN_SET_VLAN_INGRESS_PRIORITY_CMD(r0, 0x8983, &(0x7f0000000200)={0x2, 'vlan0\x00', {0x20}, 0x7fff}) (async) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x9) (async) r2 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0xa00c0) (async) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) (async) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async, rerun: 32) r6 = syz_open_dev$vcsu(&(0x7f00000000c0), 0x20, 0x4000) (rerun: 32) ioctl$SIOCGSTAMPNS(r6, 0x8907, &(0x7f0000000180)) (async) ioctl$sock_SIOCGSKNS(r3, 0x894c, &(0x7f0000000100)=0xffffff01) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_DISCONNECT(r4, 0xab08) (async) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) (async) syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x3a1002) 13:04:13 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa0c, 0x0, 0x0) [ 417.120624] block nbd2: shutting down sockets 13:04:13 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:13 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000030000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 417.380145] block nbd2: shutting down sockets 13:04:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000080), 0x1, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) r3 = socket(0x2b, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:14 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000600000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:14 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa12, 0x0, 0x0) 13:04:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x41) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = syz_open_procfs(0x0, 0x0) read$FUSE(r4, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$BLKRESETZONE(r4, 0x40101283, &(0x7f00000000c0)={0x8, 0x7be1}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:14 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000099030000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:14 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 417.859521] block nbd4: shutting down sockets 13:04:14 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000060000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:14 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000080), 0x1, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) r3 = socket(0x2b, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000080), 0x1, 0x0) (async) ioctl$NBD_DO_IT(r2, 0xab03) (async) socket(0x2b, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 13:04:14 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa1f, 0x0, 0x0) 13:04:14 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000058650000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:14 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa27, 0x0, 0x0) 13:04:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000080), 0x1, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) r3 = socket(0x2b, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000080), 0x1, 0x0) (async) ioctl$NBD_DO_IT(r2, 0xab03) (async) socket(0x2b, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 13:04:14 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:14 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000810000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 418.141608] block nbd0: shutting down sockets 13:04:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x41) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = syz_open_procfs(0x0, 0x0) read$FUSE(r4, &(0x7f0000000280), 0xfffffed3) (async, rerun: 64) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) (async, rerun: 64) ioctl$BLKRESETZONE(r4, 0x40101283, &(0x7f00000000c0)={0x8, 0x7be1}) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async, rerun: 32) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (rerun: 32) 13:04:14 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000070000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:14 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa39, 0x0, 0x0) 13:04:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x80000) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = syz_open_procfs(0x0, 0x0) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_DISCONNECT(r2, 0xab08) r3 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:14 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:14 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000a0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:14 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000003db0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:14 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa3c, 0x0, 0x0) [ 418.378064] block nbd0: Device being setup by another task 13:04:15 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 418.435601] block nbd0: shutting down sockets 13:04:15 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000f00000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:15 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x41) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async, rerun: 32) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r4 = syz_open_procfs(0x0, 0x0) read$FUSE(r4, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$BLKRESETZONE(r4, 0x40101283, &(0x7f00000000c0)={0x8, 0x7be1}) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) (async, rerun: 32) ioctl$NBD_DO_IT(r3, 0xab03) (async, rerun: 32) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:15 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000c0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:15 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa48, 0x0, 0x0) 13:04:15 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:15 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000fffff000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 418.664877] block nbd0: Device being setup by another task [ 418.704476] block nbd0: Device being setup by another task [ 418.717730] block nbd0: shutting down sockets [ 418.754628] block nbd0: Device being setup by another task [ 418.784391] block nbd0: Device being setup by another task [ 418.824418] block nbd0: Device being setup by another task [ 418.864403] block nbd0: Device being setup by another task [ 418.904372] block nbd0: Device being setup by another task [ 418.944354] block nbd0: Device being setup by another task [ 418.984359] block nbd0: Device being setup by another task [ 419.024366] block nbd0: Device being setup by another task [ 419.064353] block nbd0: Device being setup by another task [ 419.104375] block nbd0: Device being setup by another task [ 419.144378] block nbd0: Device being setup by another task [ 419.184391] block nbd0: Device being setup by another task 13:04:15 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x80000) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = syz_open_procfs(0x0, 0x0) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_DISCONNECT(r2, 0xab08) r3 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x80000) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_DISCONNECT(r2, 0xab08) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 13:04:15 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000e0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:15 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa4a, 0x0, 0x0) 13:04:15 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:15 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000001000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 419.201536] block nbd4: shutting down sockets [ 419.224372] block nbd0: Device being setup by another task 13:04:15 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa50, 0x0, 0x0) 13:04:15 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000f0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 419.274431] block nbd0: Device being setup by another task [ 419.314475] block nbd0: Device being setup by another task [ 419.374625] block nbd0: Device being setup by another task 13:04:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_procfs(0x0, 0x0) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) r2 = syz_open_dev$vcsu(&(0x7f00000000c0), 0x7, 0x189504) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) r5 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) r6 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) ioctl$NBD_DO_IT(r5, 0xab03) r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000100)='/sys/module/8250', 0x800, 0x124) ioctl$NBD_DO_IT(r7, 0xab03) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_DO_IT(r5, 0xab03) 13:04:16 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000002000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:16 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa5d, 0x0, 0x0) [ 419.418565] block nbd0: Device being setup by another task 13:04:16 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000065580000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:16 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x80000) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r2 = syz_open_procfs(0x0, 0x0) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_DISCONNECT(r2, 0xab08) (async) r3 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) ioctl$NBD_DO_IT(r1, 0xab03) [ 419.464982] block nbd4: shutting down sockets 13:04:16 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000003000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:16 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000600000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:16 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000004000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:16 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa65, 0x0, 0x0) 13:04:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_procfs(0x0, 0x0) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) r2 = syz_open_dev$vcsu(&(0x7f00000000c0), 0x7, 0x189504) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) r5 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) r6 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) ioctl$NBD_DO_IT(r5, 0xab03) r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000100)='/sys/module/8250', 0x800, 0x124) ioctl$NBD_DO_IT(r7, 0xab03) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_DO_IT(r5, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) syz_open_dev$vcsu(&(0x7f00000000c0), 0x7, 0x189504) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) (async) ioctl$NBD_DO_IT(r5, 0xab03) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000100)='/sys/module/8250', 0x800, 0x124) (async) ioctl$NBD_DO_IT(r7, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) (async) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) (async) ioctl$NBD_DO_IT(r5, 0xab03) (async) 13:04:16 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000058650000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:16 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000006000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:16 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa77, 0x0, 0x0) 13:04:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 419.758534] block nbd0: shutting down sockets [ 420.075361] block nbd0: shutting down sockets [ 420.114342] block nbd0: Device being setup by another task [ 420.154938] block nbd0: Device being setup by another task 13:04:17 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x1f, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$sock_inet_SIOCSIFNETMASK(r2, 0x891c, &(0x7f0000000140)={'veth1_virt_wifi\x00', {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0xe}}}) perf_event_open(&(0x7f00000000c0)={0x0, 0x80, 0xd6, 0x3f, 0x1, 0x80, 0x0, 0x0, 0x4000, 0x8, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x7, 0x0, @perf_bp={&(0x7f0000000080), 0x2}, 0x200, 0x7, 0x0, 0x3, 0xffffffffd7238313, 0x6f0, 0x6, 0x0, 0x9, 0x0, 0x3f}, 0x0, 0x8, 0xffffffffffffffff, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(0xffffffffffffffff, 0xc0189374, &(0x7f0000000180)={{0x1, 0x1, 0x18, r2}, './file0\x00'}) r4 = socket(0xa, 0x80000, 0x3d4000) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) 13:04:17 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000008000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:17 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000810000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:17 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa7a, 0x0, 0x0) 13:04:17 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_procfs(0x0, 0x0) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) r2 = syz_open_dev$vcsu(&(0x7f00000000c0), 0x7, 0x189504) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) r5 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) r6 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) (async) ioctl$NBD_DO_IT(r5, 0xab03) r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000100)='/sys/module/8250', 0x800, 0x124) ioctl$NBD_DO_IT(r7, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) (async) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_DO_IT(r5, 0xab03) [ 420.392707] block nbd4: shutting down sockets 13:04:17 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa86, 0x0, 0x0) 13:04:17 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x1f, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$sock_inet_SIOCSIFNETMASK(r2, 0x891c, &(0x7f0000000140)={'veth1_virt_wifi\x00', {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0xe}}}) perf_event_open(&(0x7f00000000c0)={0x0, 0x80, 0xd6, 0x3f, 0x1, 0x80, 0x0, 0x0, 0x4000, 0x8, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x7, 0x0, @perf_bp={&(0x7f0000000080), 0x2}, 0x200, 0x7, 0x0, 0x3, 0xffffffffd7238313, 0x6f0, 0x6, 0x0, 0x9, 0x0, 0x3f}, 0x0, 0x8, 0xffffffffffffffff, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(0xffffffffffffffff, 0xc0189374, &(0x7f0000000180)={{0x1, 0x1, 0x18, r2}, './file0\x00'}) r4 = socket(0xa, 0x80000, 0x3d4000) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x1f, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$sock_inet_SIOCSIFNETMASK(r2, 0x891c, &(0x7f0000000140)={'veth1_virt_wifi\x00', {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0xe}}}) (async) perf_event_open(&(0x7f00000000c0)={0x0, 0x80, 0xd6, 0x3f, 0x1, 0x80, 0x0, 0x0, 0x4000, 0x8, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x7, 0x0, @perf_bp={&(0x7f0000000080), 0x2}, 0x200, 0x7, 0x0, 0x3, 0xffffffffd7238313, 0x6f0, 0x6, 0x0, 0x9, 0x0, 0x3f}, 0x0, 0x8, 0xffffffffffffffff, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(0xffffffffffffffff, 0xc0189374, &(0x7f0000000180)={{0x1, 0x1, 0x18, r2}, './file0\x00'}) (async) socket(0xa, 0x80000, 0x3d4000) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) 13:04:17 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000a000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:17 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000003990000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:17 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 420.555657] block nbd0: Device being setup by another task [ 420.604312] block nbd0: Device being setup by another task 13:04:17 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa88, 0x0, 0x0) 13:04:17 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:17 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x1f, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$sock_inet_SIOCSIFNETMASK(r2, 0x891c, &(0x7f0000000140)={'veth1_virt_wifi\x00', {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0xe}}}) (async) perf_event_open(&(0x7f00000000c0)={0x0, 0x80, 0xd6, 0x3f, 0x1, 0x80, 0x0, 0x0, 0x4000, 0x8, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x7, 0x0, @perf_bp={&(0x7f0000000080), 0x2}, 0x200, 0x7, 0x0, 0x3, 0xffffffffd7238313, 0x6f0, 0x6, 0x0, 0x9, 0x0, 0x3f}, 0x0, 0x8, 0xffffffffffffffff, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(0xffffffffffffffff, 0xc0189374, &(0x7f0000000180)={{0x1, 0x1, 0x18, r2}, './file0\x00'}) r4 = socket(0xa, 0x80000, 0x3d4000) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) 13:04:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0xffffffffffffffff) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$NBD_SET_TIMEOUT(r4, 0xab09, 0x6) [ 420.668983] block nbd0: shutting down sockets [ 420.687388] block nbd2: shutting down sockets 13:04:17 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000c000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:17 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000f00000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:17 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa8e, 0x0, 0x0) 13:04:17 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000e000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:17 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:17 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) socket$can_bcm(0x1d, 0x2, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) [ 420.855646] block nbd2: shutting down sockets 13:04:17 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000fffff000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:17 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xa9b, 0x0, 0x0) 13:04:17 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000f000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:17 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:17 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000001000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 420.945055] block nbd2: shutting down sockets [ 421.001625] block nbd0: shutting down sockets 13:04:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0xffffffffffffffff) (async, rerun: 64) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async, rerun: 64) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$NBD_SET_TIMEOUT(r4, 0xab09, 0x6) 13:04:17 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xaa3, 0x0, 0x0) 13:04:17 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000010000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:17 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000002000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:17 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 421.026482] block nbd2: shutting down sockets 13:04:17 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xab5, 0x0, 0x0) [ 421.135161] block nbd2: shutting down sockets [ 421.154988] block nbd0: Device being setup by another task [ 421.187683] block nbd0: Device being setup by another task [ 421.229973] block nbd0: shutting down sockets 13:04:18 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xab8, 0x0, 0x0) 13:04:18 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000060000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:18 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000003000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:18 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:18 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) socket$can_bcm(0x1d, 0x2, 0x2) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0xffffffffffffffff) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) ioctl$NBD_SET_TIMEOUT(r4, 0xab09, 0x6) [ 421.756399] block nbd4: shutting down sockets 13:04:18 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xac4, 0x0, 0x0) 13:04:18 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000005865000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:18 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 421.827715] block nbd2: shutting down sockets 13:04:18 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000004000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 421.863060] block nbd4: shutting down sockets 13:04:18 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) socket$can_bcm(0x1d, 0x2, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x40000000002, 0x3, 0x2) (async) socket$can_bcm(0x1d, 0x2, 0x2) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 13:04:18 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xac6, 0x0, 0x0) 13:04:18 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000006000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:18 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000081000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 421.894381] block nbd0: Device being setup by another task [ 421.914886] block nbd0: shutting down sockets 13:04:18 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xacc, 0x0, 0x0) 13:04:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:18 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000007000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:18 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000ffffa888000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:18 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xad9, 0x0, 0x0) 13:04:18 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000008000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 422.057573] block nbd4: shutting down sockets [ 422.184034] block nbd0: shutting down sockets 13:04:19 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 13:04:19 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_procfs(0x0, 0x0) r2 = openat$vcsu(0xffffffffffffff9c, &(0x7f0000000080), 0xb4002, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) 13:04:19 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xae1, 0x0, 0x0) 13:04:19 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000ffffff9e000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:19 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000a000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 422.754316] block nbd2: Receive control failed (result -32) [ 422.761019] block nbd2: shutting down sockets 13:04:19 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000003db000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:19 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000c000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:19 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xaf3, 0x0, 0x0) 13:04:19 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000fffffff0000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:19 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000e000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:19 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xaf6, 0x0, 0x0) [ 422.924323] block nbd0: Device being setup by another task [ 422.984824] block nbd0: Device being setup by another task [ 422.991960] block nbd0: shutting down sockets 13:04:20 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 13:04:20 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000fffffffc000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:20 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000f000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:20 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb02, 0x0, 0x0) 13:04:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) 13:04:20 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_procfs(0x0, 0x0) r2 = openat$vcsu(0xffffffffffffff9c, &(0x7f0000000080), 0xb4002, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_procfs(0x0, 0x0) (async) openat$vcsu(0xffffffffffffff9c, &(0x7f0000000080), 0xb4002, 0x0) (async) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) (async) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) [ 423.652687] block nbd4: shutting down sockets [ 423.657540] block nbd2: Receive control failed (result -32) [ 423.663563] block nbd2: shutting down sockets 13:04:20 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000010000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:20 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb04, 0x0, 0x0) 13:04:20 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000088a8ffff000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:20 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000060000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:20 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000f0ffff000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 423.855098] block nbd4: shutting down sockets 13:04:20 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb0a, 0x0, 0x0) [ 423.889889] block nbd0: shutting down sockets 13:04:21 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000005865000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:21 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_procfs(0x0, 0x0) r2 = openat$vcsu(0xffffffffffffff9c, &(0x7f0000000080), 0xb4002, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) (async) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) 13:04:21 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000007fffffff000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:21 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f00000000c0), 0xc0040, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:21 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb17, 0x0, 0x0) [ 424.592749] block nbd2: Receive control failed (result -32) [ 424.592814] block nbd2: shutting down sockets 13:04:21 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f0000000000)=0x14) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f00000000c0)=0x5) ioctl$TIOCVHANGUP(0xffffffffffffffff, 0x5437, 0x0) 13:04:21 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb1f, 0x0, 0x0) 13:04:21 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000081000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:21 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000009effffff000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:21 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb31, 0x0, 0x0) 13:04:21 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000f0ffffff000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:21 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000ffffa888000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:21 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) [ 424.835141] block nbd2: shutting down sockets [ 424.854518] block nbd0: shutting down sockets 13:04:22 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x2906c2) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000080)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) r3 = socket(0x40000000002, 0x3, 0x2) r4 = accept4$tipc(r3, &(0x7f00000000c0)=@name, &(0x7f0000000100)=0x10, 0x0) readv(r4, &(0x7f0000000280)=[{&(0x7f0000000140)}, {&(0x7f0000000180)=""/114, 0x72}, {&(0x7f0000000200)=""/52, 0x34}, {&(0x7f0000000240)=""/63, 0x3f}], 0x4) r5 = syz_open_procfs(0x0, 0x0) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:22 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb34, 0x0, 0x0) 13:04:22 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async, rerun: 32) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (rerun: 32) r2 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f00000000c0), 0xc0040, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (rerun: 64) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async, rerun: 32) r5 = socket(0x40000000002, 0x3, 0x2) (rerun: 32) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) (async, rerun: 64) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (rerun: 64) 13:04:22 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000fcffffff000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:22 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000399000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:22 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) [ 425.532306] block nbd4: shutting down sockets 13:04:22 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb40, 0x0, 0x0) 13:04:22 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000ffffff9e000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:22 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000fffffffffffff0", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:22 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x2906c2) (async) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000080)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async) r3 = socket(0x40000000002, 0x3, 0x2) r4 = accept4$tipc(r3, &(0x7f00000000c0)=@name, &(0x7f0000000100)=0x10, 0x0) readv(r4, &(0x7f0000000280)=[{&(0x7f0000000140)}, {&(0x7f0000000180)=""/114, 0x72}, {&(0x7f0000000200)=""/52, 0x34}, {&(0x7f0000000240)=""/63, 0x3f}], 0x4) (async) r5 = syz_open_procfs(0x0, 0x0) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async, rerun: 32) ioctl$NBD_DO_IT(r1, 0xab03) (rerun: 32) 13:04:22 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb42, 0x0, 0x0) [ 425.812374] block nbd0: shutting down sockets 13:04:22 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:22 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000fffffff0000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:22 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) r2 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f00000000c0), 0xc0040, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:22 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x2906c2) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000080)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async) r3 = socket(0x40000000002, 0x3, 0x2) r4 = accept4$tipc(r3, &(0x7f00000000c0)=@name, &(0x7f0000000100)=0x10, 0x0) readv(r4, &(0x7f0000000280)=[{&(0x7f0000000140)}, {&(0x7f0000000180)=""/114, 0x72}, {&(0x7f0000000200)=""/52, 0x34}, {&(0x7f0000000240)=""/63, 0x3f}], 0x4) r5 = syz_open_procfs(0x0, 0x0) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:22 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb48, 0x0, 0x0) 13:04:22 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:22 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) 13:04:22 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000fffffffc000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 426.141836] block nbd0: shutting down sockets 13:04:22 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x20e800, 0x0) ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(r3, 0xc018937a, &(0x7f0000000100)=ANY=[@ANYBLOB="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", @ANYRES32=r1, @ANYBLOB="80000000000000002e2f66696c653000"]) ioctl$NBD_DO_IT(r4, 0xab03) 13:04:22 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:22 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = socket(0x40000000002, 0x3, 0x2) read$FUSE(0xffffffffffffffff, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000000140), 0x4) r5 = syz_open_procfs(0x0, 0x0) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) r6 = syz_open_procfs(0x0, 0x0) read$FUSE(r6, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r6, 0x107, 0x12, &(0x7f0000000140), 0x4) r7 = openat$sw_sync_info(0xffffffffffffff9c, &(0x7f0000000240), 0x800, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x2000}, 0x1c, &(0x7f0000000340)={&(0x7f0000000280)={0xb4, 0x0, 0x10, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7f}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8, 0x1, r6}, {0x8, 0x1, r2}, {0x8, 0x1, r7}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x4000000}, 0x40080) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:22 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb55, 0x0, 0x0) 13:04:22 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:22 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000088a8ffff000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 426.344908] block nbd4: shutting down sockets 13:04:22 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) (async) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x20e800, 0x0) ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(r3, 0xc018937a, &(0x7f0000000100)=ANY=[@ANYBLOB="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", @ANYRES32=r1, @ANYBLOB="80000000000000002e2f66696c653000"]) (async) ioctl$NBD_DO_IT(r4, 0xab03) 13:04:23 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb5d, 0x0, 0x0) 13:04:23 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:23 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb6f, 0x0, 0x0) [ 426.564756] block nbd4: shutting down sockets [ 426.576765] block nbd0: shutting down sockets 13:04:23 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) 13:04:23 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) (async) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x20e800, 0x0) ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(r3, 0xc018937a, &(0x7f0000000100)=ANY=[@ANYBLOB="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", @ANYRES32=r1, @ANYBLOB="80000000000000002e2f66696c653000"]) (async) ioctl$NBD_DO_IT(r4, 0xab03) 13:04:23 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000f0ffff000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:23 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = socket(0x40000000002, 0x3, 0x2) read$FUSE(0xffffffffffffffff, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000000140), 0x4) r5 = syz_open_procfs(0x0, 0x0) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) r6 = syz_open_procfs(0x0, 0x0) read$FUSE(r6, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r6, 0x107, 0x12, &(0x7f0000000140), 0x4) r7 = openat$sw_sync_info(0xffffffffffffff9c, &(0x7f0000000240), 0x800, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x2000}, 0x1c, &(0x7f0000000340)={&(0x7f0000000280)={0xb4, 0x0, 0x10, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7f}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8, 0x1, r6}, {0x8, 0x1, r2}, {0x8, 0x1, r7}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x4000000}, 0x40080) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x40000000002, 0x3, 0x2) (async) read$FUSE(0xffffffffffffffff, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r6, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r6, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) openat$sw_sync_info(0xffffffffffffff9c, &(0x7f0000000240), 0x800, 0x0) (async) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x2000}, 0x1c, &(0x7f0000000340)={&(0x7f0000000280)={0xb4, 0x0, 0x10, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7f}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8, 0x1, r6}, {0x8, 0x1, r2}, {0x8, 0x1, r7}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x4000000}, 0x40080) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) 13:04:23 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:23 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb72, 0x0, 0x0) 13:04:23 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000007fffffff000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:23 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:23 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) setsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000100)={0x0, 0xfff}, 0x8) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast2}, 0x1c) bind(r3, &(0x7f0000000080)=@l2={0x1f, 0x40, @none, 0x4, 0x531f0fb9b3b8391a}, 0x80) socket$inet_icmp_raw(0x2, 0x3, 0x1) [ 426.905033] block nbd4: shutting down sockets 13:04:23 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb7e, 0x0, 0x0) 13:04:23 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000009effffff000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 427.001073] block nbd0: shutting down sockets 13:04:23 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:23 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) 13:04:23 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r4 = socket(0x40000000002, 0x3, 0x2) (async) read$FUSE(0xffffffffffffffff, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000000140), 0x4) r5 = syz_open_procfs(0x0, 0x0) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) r6 = syz_open_procfs(0x0, 0x0) read$FUSE(r6, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r6, 0x107, 0x12, &(0x7f0000000140), 0x4) r7 = openat$sw_sync_info(0xffffffffffffff9c, &(0x7f0000000240), 0x800, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x2000}, 0x1c, &(0x7f0000000340)={&(0x7f0000000280)={0xb4, 0x0, 0x10, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7f}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8, 0x1, r6}, {0x8, 0x1, r2}, {0x8, 0x1, r7}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x4000000}, 0x40080) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:23 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb80, 0x0, 0x0) 13:04:23 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000f0ffffff000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:23 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:24 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:24 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb86, 0x0, 0x0) 13:04:24 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000fcffffff000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 427.428871] block nbd0: shutting down sockets 13:04:24 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async, rerun: 32) r2 = socket(0x40000000002, 0x3, 0x2) (rerun: 32) setsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000100)={0x0, 0xfff}, 0x8) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) (async) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) (async, rerun: 32) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast2}, 0x1c) (rerun: 32) bind(r3, &(0x7f0000000080)=@l2={0x1f, 0x40, @none, 0x4, 0x531f0fb9b3b8391a}, 0x80) socket$inet_icmp_raw(0x2, 0x3, 0x1) 13:04:24 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_SET_TIMEOUT(0xffffffffffffffff, 0xab09, 0x5) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:24 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:24 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000fffffffffffff0", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:24 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb93, 0x0, 0x0) 13:04:24 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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_emit_ethernet(0x0, 0x0, 0x0) [ 427.939962] block nbd4: shutting down sockets 13:04:24 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xb9b, 0x0, 0x0) 13:04:24 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:24 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:24 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) setsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000100)={0x0, 0xfff}, 0x8) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast2}, 0x1c) bind(r3, &(0x7f0000000080)=@l2={0x1f, 0x40, @none, 0x4, 0x531f0fb9b3b8391a}, 0x80) socket$inet_icmp_raw(0x2, 0x3, 0x1) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x40000000002, 0x3, 0x2) (async) setsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000100)={0x0, 0xfff}, 0x8) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) socket$inet6(0xa, 0x400000000001, 0x0) (async) close(r3) (async) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast2}, 0x1c) (async) bind(r3, &(0x7f0000000080)=@l2={0x1f, 0x40, @none, 0x4, 0x531f0fb9b3b8391a}, 0x80) (async) socket$inet_icmp_raw(0x2, 0x3, 0x1) (async) 13:04:24 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:24 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000058", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:24 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xbad, 0x0, 0x0) [ 428.242893] block nbd0: shutting down sockets 13:04:24 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_SET_TIMEOUT(0xffffffffffffffff, 0xab09, 0x5) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_SET_TIMEOUT(0xffffffffffffffff, 0xab09, 0x5) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) 13:04:25 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xbb0, 0x0, 0x0) 13:04:25 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:25 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 428.429484] block nbd4: shutting down sockets 13:04:25 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x0, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) 13:04:25 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:25 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000ffffa8", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:25 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xbbc, 0x0, 0x0) 13:04:25 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 428.631035] block nbd0: shutting down sockets [ 428.666686] block nbd4: NBD_DISCONNECT 13:04:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_SET_TIMEOUT(0xffffffffffffffff, 0xab09, 0x5) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_SET_TIMEOUT(0xffffffffffffffff, 0xab09, 0x5) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) 13:04:25 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000ffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:25 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:25 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xbbe, 0x0, 0x0) 13:04:25 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000003", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:25 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:25 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xbc4, 0x0, 0x0) [ 429.065954] block nbd0: shutting down sockets [ 429.115041] block nbd0: Device being setup by another task 13:04:25 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) 13:04:26 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_DISCONNECT(r0, 0xab08) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 13:04:26 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000ffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:26 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xbd1, 0x0, 0x0) 13:04:26 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:26 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:26 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x0, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) [ 429.482992] block nbd4: Disconnected due to user request. [ 429.493485] block nbd4: shutting down sockets 13:04:26 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000ffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 429.567813] block nbd4: NBD_DISCONNECT 13:04:26 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000007fffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:26 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:26 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xbd9, 0x0, 0x0) [ 429.663047] block nbd4: NBD_DISCONNECT [ 429.667628] block nbd4: Disconnected due to user request. [ 429.673308] block nbd4: shutting down sockets [ 429.693135] block nbd4: Send disconnect failed -89 13:04:26 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DISCONNECT(r0, 0xab08) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_DISCONNECT(r0, 0xab08) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 13:04:26 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000f0ffffffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 429.804618] block nbd0: shutting down sockets 13:04:26 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) 13:04:26 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xbeb, 0x0, 0x0) 13:04:26 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 429.910818] block nbd4: NBD_DISCONNECT 13:04:26 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000020000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:26 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xbee, 0x0, 0x0) [ 430.027292] block nbd4: NBD_DISCONNECT [ 430.031933] block nbd4: Disconnected due to user request. [ 430.038163] block nbd4: shutting down sockets [ 430.057956] block nbd4: Send disconnect failed -89 [ 430.129494] block nbd0: shutting down sockets 13:04:26 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x0, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) 13:04:26 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:26 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x111000) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 13:04:26 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xbfa, 0x0, 0x0) 13:04:26 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000030000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:26 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:26 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000040000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:26 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:26 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xbfc, 0x0, 0x0) 13:04:26 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x111000) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x111000) (async) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) (async) 13:04:27 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000060000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:27 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x111000) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x111000) (async) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) (async) [ 430.486398] block nbd0: shutting down sockets 13:04:27 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x0, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) 13:04:27 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc02, 0x0, 0x0) 13:04:27 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:27 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000080000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:27 executing program 0: fchown(0xffffffffffffffff, 0x0, 0x0) syz_fuse_handle_req(0xffffffffffffffff, &(0x7f0000000740)="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", 0x2000, &(0x7f00000051c0)={&(0x7f00000002c0)={0x50, 0x0, 0x1, {0x7, 0x24, 0x0, 0x22000, 0x2044, 0x4, 0x6, 0x1}}, &(0x7f0000000340)={0x18, 0x0, 0x8000000000000001, {0x3}}, &(0x7f0000000280)={0x18, 0x0, 0x3, {0x81}}, &(0x7f00000003c0)={0x18, 0x0, 0x9, {0x200}}, &(0x7f0000000400)={0x18, 0xffffffffffffffda, 0x5, {0x1000}}, &(0x7f0000000440)={0x28, 0x0, 0x1, {{0x800, 0x6}}}, &(0x7f0000000480)={0x60, 0x0, 0x4, {{0x8, 0xa919, 0x7f, 0x5, 0x5, 0x5fa, 0xfffff800, 0x9}}}, &(0x7f0000000500)={0x18, 0x0, 0x6, {0x8001}}, &(0x7f0000000540)=ANY=[@ANYBLOB="160000000000000006250000000000007465614f3000"], &(0x7f0000000580)={0x20, 0x0, 0x1, {0x0, 0x5}}, &(0x7f0000002740)={0x78, 0x0, 0x1, {0x5, 0x9, 0x0, {0x3, 0x7fffffffffffffff, 0x413, 0x2, 0x77e7f56d, 0x7, 0x0, 0x6, 0x20, 0x4000, 0x1, 0x0, 0x0, 0x1000, 0xaf84}}}, &(0x7f0000004800)={0x90, 0x0, 0x7d, {0x2, 0x1, 0x1, 0x8000000000000000, 0x80, 0x9, {0x5, 0x800, 0x6, 0xff, 0x0, 0x5, 0x24, 0x80000000, 0x8, 0x2000, 0x760, 0x0, 0x0, 0x8}}}, &(0x7f00000048c0)={0x30, 0xffffffffffffffda, 0x8001, [{0x1, 0x101, 0x6, 0x8, 'team0\x00'}]}, &(0x7f0000004b80)={0x520, 0x0, 0x0, [{{0x3, 0x3, 0x6, 0x79a0f409, 0x7, 0xec5, {0x0, 0x4f1bd161, 0x1, 0x5, 0x2, 0x8, 0x32a, 0x6, 0xc903, 0x6000, 0x42, 0x0, 0xee01, 0x7645, 0x2}}, {0x5, 0xff, 0x3, 0xffff, '$.['}}, {{0x6, 0x0, 0x2122a2aa, 0x5020, 0x8, 0x8, {0x6, 0x3, 0x8000000000000000, 0x10001, 0x3800000, 0x7fffffff, 0x8, 0x8, 0x6, 0x4000, 0x8, 0xee00, 0xee01, 0x36, 0x9}}, {0x6, 0x7, 0xd, 0x10000, '-/[){[\\[%{/:#'}}, {{0x1, 0x0, 0xc4c, 0x6, 0x2, 0x6, {0x5, 0x4437cafb, 0x2, 0x1, 0x4, 0x8, 0x5, 0x4, 0x9635, 0x4000, 0x56b54ec5, 0xee01, 0xee00, 0x800002, 0x2}}, {0x0, 0x2, 0x6, 0x5, 'team0\x00'}}, {{0x1, 0x3, 0x6, 0x20, 0x8000, 0x800, {0x2, 0x1516afbe, 0x7, 0x4, 0x4, 0xffffffff, 0x200, 0x4, 0x6, 0xa000, 0x5, 0x0, 0x0, 0x10000}}, {0x3, 0x73e4, 0x6, 0x4, 'team0\x00'}}, {{0x6, 0x2, 0x3, 0xca, 0x4, 0x1, {0x0, 0x9, 0x2, 0x3, 0x8, 0x41, 0x8, 0x1, 0x4, 0x4000, 0x0, 0xee00, 0x0, 0x2, 0x10000}}, {0x3, 0x0, 0x3, 0xffff, '[:$'}}, {{0x2, 0x0, 0x0, 0x0, 0x46, 0x1, {0x3, 0x2216fd43, 0x1000, 0x200, 0x100000001, 0x5, 0x8, 0x0, 0xfffffff7, 0x6000, 0xfff, 0x0, 0x0, 0x1ff, 0x1}}, {0x1, 0x8, 0x6, 0x2, '\\@-.+-'}}, {{0x3, 0x1, 0x68ad, 0x7, 0x2ea, 0x0, {0x2, 0x10001, 0xd290, 0x2, 0x2b, 0x0, 0x6a, 0x7, 0x5a, 0xa000, 0x2, 0xee01, 0x0, 0x4, 0x401}}, {0x4, 0x3, 0x2, 0x9, ']@'}}, {{0x6, 0x2, 0x2, 0xfffffffffffffff7, 0x7, 0x7, {0x5, 0x8000000000000000, 0x8, 0x96, 0x2, 0x49, 0x1f, 0x8, 0x4, 0x6000, 0x10000, 0x0, 0x0, 0x8, 0x3}}, {0x0, 0xb940, 0xa, 0x7, '/dev/nbd#\x00'}}]}, &(0x7f00000050c0)={0xa0, 0x0, 0xfffffffffffffb5c, {{0x1, 0x2, 0xfffffffffffffffb, 0x9, 0x3336, 0x3, {0x4, 0x5, 0x3, 0x478, 0x40, 0x3, 0x6, 0x8508, 0x52e828e3, 0x2000, 0x9, 0x0, 0xee00, 0xfffffffa, 0x7f}}, {0x0, 0x14}}}, &(0x7f0000005180)={0x20, 0xfffffffffffffffe, 0xc06, {0x0, 0x0, 0x101, 0x8}}}) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = socket(0x15, 0x3, 0x1) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(0xffffffffffffffff, 0xc018937d, &(0x7f0000000180)=ANY=[@ANYBLOB="0100000001000000180000f333f264b36f57dc1c099e0ba333b5b000c20cc2457874438882aca78f717a7b8054627e688e51f491f77f661082f39b8ced48dc8baa7646efd2517c05e4b3e60b90d50f59bbbbf1ff432f5f3839d2b29aba778d6bbf51d49601cd45c9433bd7542dd9e5bed3c83af1ed70037963a861d7c2a0d7f43cebfa668f6b022ae38c8034fbbcce9422c5bbeeac10cbe292aa292fe91870e25323272c88c25709f309c539e3bdecb348a03b1e17158775f4758c696fe285", @ANYRES32=r3, @ANYBLOB="ff770000faff40000e2f6655dedbb39c"]) ioctl$ifreq_SIOCGIFINDEX_team(r5, 0x8933, &(0x7f0000000100)) pipe2$watch_queue(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80) ioctl$NBD_DO_IT(r6, 0xab03) pipe2(&(0x7f0000000140)={0xffffffffffffffff}, 0x4080) ioctl$NBD_CLEAR_QUE(r7, 0xab05) 13:04:27 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = dup(r2) sendmsg$IPSET_CMD_CREATE(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000003c0)={0x58, 0x2, 0x6, 0x5, 0x0, 0xf0ffff, {}, [@IPSET_ATTR_PROTOCOL={0x5, 0x1, 0x6}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x2}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz2\x00'}, @IPSET_ATTR_REVISION={0x5}, @IPSET_ATTR_DATA={0xc, 0x7, 0x0, 0x1, [@IPSET_ATTR_MAXELEM={0x8}]}, @IPSET_ATTR_TYPENAME={0x13, 0x3, 'hash:net,iface\x00'}]}, 0x58}}, 0x0) r4 = socket(0x25, 0x3, 0x2) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:27 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:27 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000a0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:27 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc0f, 0x0, 0x0) 13:04:27 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = dup(r2) sendmsg$IPSET_CMD_CREATE(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000003c0)={0x58, 0x2, 0x6, 0x5, 0x0, 0xf0ffff, {}, [@IPSET_ATTR_PROTOCOL={0x5, 0x1, 0x6}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x2}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz2\x00'}, @IPSET_ATTR_REVISION={0x5}, @IPSET_ATTR_DATA={0xc, 0x7, 0x0, 0x1, [@IPSET_ATTR_MAXELEM={0x8}]}, @IPSET_ATTR_TYPENAME={0x13, 0x3, 'hash:net,iface\x00'}]}, 0x58}}, 0x0) (async, rerun: 64) r4 = socket(0x25, 0x3, 0x2) (rerun: 64) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) (async) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:27 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000058", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:27 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc17, 0x0, 0x0) [ 431.099811] block nbd0: shutting down sockets 13:04:27 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x0) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) 13:04:27 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000c0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:27 executing program 0: fchown(0xffffffffffffffff, 0x0, 0x0) (async) syz_fuse_handle_req(0xffffffffffffffff, &(0x7f0000000740)="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", 0x2000, &(0x7f00000051c0)={&(0x7f00000002c0)={0x50, 0x0, 0x1, {0x7, 0x24, 0x0, 0x22000, 0x2044, 0x4, 0x6, 0x1}}, &(0x7f0000000340)={0x18, 0x0, 0x8000000000000001, {0x3}}, &(0x7f0000000280)={0x18, 0x0, 0x3, {0x81}}, &(0x7f00000003c0)={0x18, 0x0, 0x9, {0x200}}, &(0x7f0000000400)={0x18, 0xffffffffffffffda, 0x5, {0x1000}}, &(0x7f0000000440)={0x28, 0x0, 0x1, {{0x800, 0x6}}}, &(0x7f0000000480)={0x60, 0x0, 0x4, {{0x8, 0xa919, 0x7f, 0x5, 0x5, 0x5fa, 0xfffff800, 0x9}}}, &(0x7f0000000500)={0x18, 0x0, 0x6, {0x8001}}, &(0x7f0000000540)=ANY=[@ANYBLOB="160000000000000006250000000000007465614f3000"], &(0x7f0000000580)={0x20, 0x0, 0x1, {0x0, 0x5}}, &(0x7f0000002740)={0x78, 0x0, 0x1, {0x5, 0x9, 0x0, {0x3, 0x7fffffffffffffff, 0x413, 0x2, 0x77e7f56d, 0x7, 0x0, 0x6, 0x20, 0x4000, 0x1, 0x0, 0x0, 0x1000, 0xaf84}}}, &(0x7f0000004800)={0x90, 0x0, 0x7d, {0x2, 0x1, 0x1, 0x8000000000000000, 0x80, 0x9, {0x5, 0x800, 0x6, 0xff, 0x0, 0x5, 0x24, 0x80000000, 0x8, 0x2000, 0x760, 0x0, 0x0, 0x8}}}, &(0x7f00000048c0)={0x30, 0xffffffffffffffda, 0x8001, [{0x1, 0x101, 0x6, 0x8, 'team0\x00'}]}, &(0x7f0000004b80)={0x520, 0x0, 0x0, [{{0x3, 0x3, 0x6, 0x79a0f409, 0x7, 0xec5, {0x0, 0x4f1bd161, 0x1, 0x5, 0x2, 0x8, 0x32a, 0x6, 0xc903, 0x6000, 0x42, 0x0, 0xee01, 0x7645, 0x2}}, {0x5, 0xff, 0x3, 0xffff, '$.['}}, {{0x6, 0x0, 0x2122a2aa, 0x5020, 0x8, 0x8, {0x6, 0x3, 0x8000000000000000, 0x10001, 0x3800000, 0x7fffffff, 0x8, 0x8, 0x6, 0x4000, 0x8, 0xee00, 0xee01, 0x36, 0x9}}, {0x6, 0x7, 0xd, 0x10000, '-/[){[\\[%{/:#'}}, {{0x1, 0x0, 0xc4c, 0x6, 0x2, 0x6, {0x5, 0x4437cafb, 0x2, 0x1, 0x4, 0x8, 0x5, 0x4, 0x9635, 0x4000, 0x56b54ec5, 0xee01, 0xee00, 0x800002, 0x2}}, {0x0, 0x2, 0x6, 0x5, 'team0\x00'}}, {{0x1, 0x3, 0x6, 0x20, 0x8000, 0x800, {0x2, 0x1516afbe, 0x7, 0x4, 0x4, 0xffffffff, 0x200, 0x4, 0x6, 0xa000, 0x5, 0x0, 0x0, 0x10000}}, {0x3, 0x73e4, 0x6, 0x4, 'team0\x00'}}, {{0x6, 0x2, 0x3, 0xca, 0x4, 0x1, {0x0, 0x9, 0x2, 0x3, 0x8, 0x41, 0x8, 0x1, 0x4, 0x4000, 0x0, 0xee00, 0x0, 0x2, 0x10000}}, {0x3, 0x0, 0x3, 0xffff, '[:$'}}, {{0x2, 0x0, 0x0, 0x0, 0x46, 0x1, {0x3, 0x2216fd43, 0x1000, 0x200, 0x100000001, 0x5, 0x8, 0x0, 0xfffffff7, 0x6000, 0xfff, 0x0, 0x0, 0x1ff, 0x1}}, {0x1, 0x8, 0x6, 0x2, '\\@-.+-'}}, {{0x3, 0x1, 0x68ad, 0x7, 0x2ea, 0x0, {0x2, 0x10001, 0xd290, 0x2, 0x2b, 0x0, 0x6a, 0x7, 0x5a, 0xa000, 0x2, 0xee01, 0x0, 0x4, 0x401}}, {0x4, 0x3, 0x2, 0x9, ']@'}}, {{0x6, 0x2, 0x2, 0xfffffffffffffff7, 0x7, 0x7, {0x5, 0x8000000000000000, 0x8, 0x96, 0x2, 0x49, 0x1f, 0x8, 0x4, 0x6000, 0x10000, 0x0, 0x0, 0x8, 0x3}}, {0x0, 0xb940, 0xa, 0x7, '/dev/nbd#\x00'}}]}, &(0x7f00000050c0)={0xa0, 0x0, 0xfffffffffffffb5c, {{0x1, 0x2, 0xfffffffffffffffb, 0x9, 0x3336, 0x3, {0x4, 0x5, 0x3, 0x478, 0x40, 0x3, 0x6, 0x8508, 0x52e828e3, 0x2000, 0x9, 0x0, 0xee00, 0xfffffffa, 0x7f}}, {0x0, 0x14}}}, &(0x7f0000005180)={0x20, 0xfffffffffffffffe, 0xc06, {0x0, 0x0, 0x101, 0x8}}}) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = socket(0x15, 0x3, 0x1) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(0xffffffffffffffff, 0xc018937d, &(0x7f0000000180)=ANY=[@ANYBLOB="0100000001000000180000f333f264b36f57dc1c099e0ba333b5b000c20cc2457874438882aca78f717a7b8054627e688e51f491f77f661082f39b8ced48dc8baa7646efd2517c05e4b3e60b90d50f59bbbbf1ff432f5f3839d2b29aba778d6bbf51d49601cd45c9433bd7542dd9e5bed3c83af1ed70037963a861d7c2a0d7f43cebfa668f6b022ae38c8034fbbcce9422c5bbeeac10cbe292aa292fe91870e25323272c88c25709f309c539e3bdecb348a03b1e17158775f4758c696fe285", @ANYRES32=r3, @ANYBLOB="ff770000faff40000e2f6655dedbb39c"]) (async) ioctl$ifreq_SIOCGIFINDEX_team(r5, 0x8933, &(0x7f0000000100)) pipe2$watch_queue(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80) ioctl$NBD_DO_IT(r6, 0xab03) pipe2(&(0x7f0000000140)={0xffffffffffffffff}, 0x4080) ioctl$NBD_CLEAR_QUE(r7, 0xab05) 13:04:27 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) r3 = dup(r2) sendmsg$IPSET_CMD_CREATE(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000003c0)={0x58, 0x2, 0x6, 0x5, 0x0, 0xf0ffff, {}, [@IPSET_ATTR_PROTOCOL={0x5, 0x1, 0x6}, @IPSET_ATTR_FAMILY={0x5, 0x5, 0x2}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz2\x00'}, @IPSET_ATTR_REVISION={0x5}, @IPSET_ATTR_DATA={0xc, 0x7, 0x0, 0x1, [@IPSET_ATTR_MAXELEM={0x8}]}, @IPSET_ATTR_TYPENAME={0x13, 0x3, 'hash:net,iface\x00'}]}, 0x58}}, 0x0) (async) r4 = socket(0x25, 0x3, 0x2) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:27 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:27 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc29, 0x0, 0x0) 13:04:27 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000e0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:27 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r0 = open(&(0x7f0000000080)='./file0\x00', 0x10140, 0x80) r1 = syz_open_procfs(0x0, 0x0) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x3ff) setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f00000022c0)={0x2, 0x1000}, 0x4) r2 = dup(r0) ioctl$PPPIOCSFLAGS(r2, 0x40047459, &(0x7f0000000240)=0x400100) r3 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_LINKMODES_SET(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x1c, r3, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@ETHTOOL_A_LINKMODES_DUPLEX={0x5, 0x6, 0x14}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000}, 0x802) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) [ 431.394061] block nbd0: Device being setup by another task [ 431.407608] block nbd0: shutting down sockets 13:04:28 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc2c, 0x0, 0x0) 13:04:28 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000ffffa8", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 431.464061] block nbd0: Device being setup by another task 13:04:28 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000f0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:28 executing program 0: fchown(0xffffffffffffffff, 0x0, 0x0) (async) syz_fuse_handle_req(0xffffffffffffffff, &(0x7f0000000740)="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", 0x2000, &(0x7f00000051c0)={&(0x7f00000002c0)={0x50, 0x0, 0x1, {0x7, 0x24, 0x0, 0x22000, 0x2044, 0x4, 0x6, 0x1}}, &(0x7f0000000340)={0x18, 0x0, 0x8000000000000001, {0x3}}, &(0x7f0000000280)={0x18, 0x0, 0x3, {0x81}}, &(0x7f00000003c0)={0x18, 0x0, 0x9, {0x200}}, &(0x7f0000000400)={0x18, 0xffffffffffffffda, 0x5, {0x1000}}, &(0x7f0000000440)={0x28, 0x0, 0x1, {{0x800, 0x6}}}, &(0x7f0000000480)={0x60, 0x0, 0x4, {{0x8, 0xa919, 0x7f, 0x5, 0x5, 0x5fa, 0xfffff800, 0x9}}}, &(0x7f0000000500)={0x18, 0x0, 0x6, {0x8001}}, &(0x7f0000000540)=ANY=[@ANYBLOB="160000000000000006250000000000007465614f3000"], &(0x7f0000000580)={0x20, 0x0, 0x1, {0x0, 0x5}}, &(0x7f0000002740)={0x78, 0x0, 0x1, {0x5, 0x9, 0x0, {0x3, 0x7fffffffffffffff, 0x413, 0x2, 0x77e7f56d, 0x7, 0x0, 0x6, 0x20, 0x4000, 0x1, 0x0, 0x0, 0x1000, 0xaf84}}}, &(0x7f0000004800)={0x90, 0x0, 0x7d, {0x2, 0x1, 0x1, 0x8000000000000000, 0x80, 0x9, {0x5, 0x800, 0x6, 0xff, 0x0, 0x5, 0x24, 0x80000000, 0x8, 0x2000, 0x760, 0x0, 0x0, 0x8}}}, &(0x7f00000048c0)={0x30, 0xffffffffffffffda, 0x8001, [{0x1, 0x101, 0x6, 0x8, 'team0\x00'}]}, &(0x7f0000004b80)={0x520, 0x0, 0x0, [{{0x3, 0x3, 0x6, 0x79a0f409, 0x7, 0xec5, {0x0, 0x4f1bd161, 0x1, 0x5, 0x2, 0x8, 0x32a, 0x6, 0xc903, 0x6000, 0x42, 0x0, 0xee01, 0x7645, 0x2}}, {0x5, 0xff, 0x3, 0xffff, '$.['}}, {{0x6, 0x0, 0x2122a2aa, 0x5020, 0x8, 0x8, {0x6, 0x3, 0x8000000000000000, 0x10001, 0x3800000, 0x7fffffff, 0x8, 0x8, 0x6, 0x4000, 0x8, 0xee00, 0xee01, 0x36, 0x9}}, {0x6, 0x7, 0xd, 0x10000, '-/[){[\\[%{/:#'}}, {{0x1, 0x0, 0xc4c, 0x6, 0x2, 0x6, {0x5, 0x4437cafb, 0x2, 0x1, 0x4, 0x8, 0x5, 0x4, 0x9635, 0x4000, 0x56b54ec5, 0xee01, 0xee00, 0x800002, 0x2}}, {0x0, 0x2, 0x6, 0x5, 'team0\x00'}}, {{0x1, 0x3, 0x6, 0x20, 0x8000, 0x800, {0x2, 0x1516afbe, 0x7, 0x4, 0x4, 0xffffffff, 0x200, 0x4, 0x6, 0xa000, 0x5, 0x0, 0x0, 0x10000}}, {0x3, 0x73e4, 0x6, 0x4, 'team0\x00'}}, {{0x6, 0x2, 0x3, 0xca, 0x4, 0x1, {0x0, 0x9, 0x2, 0x3, 0x8, 0x41, 0x8, 0x1, 0x4, 0x4000, 0x0, 0xee00, 0x0, 0x2, 0x10000}}, {0x3, 0x0, 0x3, 0xffff, '[:$'}}, {{0x2, 0x0, 0x0, 0x0, 0x46, 0x1, {0x3, 0x2216fd43, 0x1000, 0x200, 0x100000001, 0x5, 0x8, 0x0, 0xfffffff7, 0x6000, 0xfff, 0x0, 0x0, 0x1ff, 0x1}}, {0x1, 0x8, 0x6, 0x2, '\\@-.+-'}}, {{0x3, 0x1, 0x68ad, 0x7, 0x2ea, 0x0, {0x2, 0x10001, 0xd290, 0x2, 0x2b, 0x0, 0x6a, 0x7, 0x5a, 0xa000, 0x2, 0xee01, 0x0, 0x4, 0x401}}, {0x4, 0x3, 0x2, 0x9, ']@'}}, {{0x6, 0x2, 0x2, 0xfffffffffffffff7, 0x7, 0x7, {0x5, 0x8000000000000000, 0x8, 0x96, 0x2, 0x49, 0x1f, 0x8, 0x4, 0x6000, 0x10000, 0x0, 0x0, 0x8, 0x3}}, {0x0, 0xb940, 0xa, 0x7, '/dev/nbd#\x00'}}]}, &(0x7f00000050c0)={0xa0, 0x0, 0xfffffffffffffb5c, {{0x1, 0x2, 0xfffffffffffffffb, 0x9, 0x3336, 0x3, {0x4, 0x5, 0x3, 0x478, 0x40, 0x3, 0x6, 0x8508, 0x52e828e3, 0x2000, 0x9, 0x0, 0xee00, 0xfffffffa, 0x7f}}, {0x0, 0x14}}}, &(0x7f0000005180)={0x20, 0xfffffffffffffffe, 0xc06, {0x0, 0x0, 0x101, 0x8}}}) (async) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = socket(0x15, 0x3, 0x1) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(0xffffffffffffffff, 0xc018937d, &(0x7f0000000180)=ANY=[@ANYBLOB="0100000001000000180000f333f264b36f57dc1c099e0ba333b5b000c20cc2457874438882aca78f717a7b8054627e688e51f491f77f661082f39b8ced48dc8baa7646efd2517c05e4b3e60b90d50f59bbbbf1ff432f5f3839d2b29aba778d6bbf51d49601cd45c9433bd7542dd9e5bed3c83af1ed70037963a861d7c2a0d7f43cebfa668f6b022ae38c8034fbbcce9422c5bbeeac10cbe292aa292fe91870e25323272c88c25709f309c539e3bdecb348a03b1e17158775f4758c696fe285", @ANYRES32=r3, @ANYBLOB="ff770000faff40000e2f6655dedbb39c"]) (async) ioctl$ifreq_SIOCGIFINDEX_team(r5, 0x8933, &(0x7f0000000100)) (async) pipe2$watch_queue(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80) ioctl$NBD_DO_IT(r6, 0xab03) (async) pipe2(&(0x7f0000000140)={0xffffffffffffffff}, 0x4080) ioctl$NBD_CLEAR_QUE(r7, 0xab05) [ 431.727889] block nbd0: Device being setup by another task [ 431.764065] block nbd0: Device being setup by another task [ 431.780352] block nbd0: Could not allocate knbd recv work queue. [ 431.787770] block nbd0: shutting down sockets 13:04:28 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab08) 13:04:28 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc38, 0x0, 0x0) 13:04:28 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000003", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:28 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000100000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:28 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) r5 = syz_open_procfs(0x0, 0x0) r6 = openat$incfs(0xffffffffffffffff, &(0x7f00000000c0)='.pending_reads\x00', 0x8000, 0x10) ioctl$NBD_SET_SOCK(r6, 0xab00, r5) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SIZE_BLOCKS(r5, 0xab07, 0x6) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:28 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc3a, 0x0, 0x0) 13:04:28 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000600000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 432.204111] block nbd2: NBD_DISCONNECT [ 432.209326] block nbd2: Send disconnect failed -89 [ 432.232826] block nbd2: Disconnected due to user request. [ 432.242052] block nbd2: shutting down sockets [ 432.320354] block nbd0: shutting down sockets 13:04:29 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) r0 = open(&(0x7f0000000080)='./file0\x00', 0x10140, 0x80) (async) r1 = syz_open_procfs(0x0, 0x0) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x3ff) (async) setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f00000022c0)={0x2, 0x1000}, 0x4) r2 = dup(r0) ioctl$PPPIOCSFLAGS(r2, 0x40047459, &(0x7f0000000240)=0x400100) r3 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_LINKMODES_SET(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x1c, r3, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@ETHTOOL_A_LINKMODES_DUPLEX={0x5, 0x6, 0x14}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000}, 0x802) (async) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async) ioctl$NBD_DO_IT(r4, 0xab03) 13:04:29 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000ffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:29 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc40, 0x0, 0x0) 13:04:29 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x0) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) 13:04:29 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000f00000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:29 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) r5 = syz_open_procfs(0x0, 0x0) r6 = openat$incfs(0xffffffffffffffff, &(0x7f00000000c0)='.pending_reads\x00', 0x8000, 0x10) ioctl$NBD_SET_SOCK(r6, 0xab00, r5) (async) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_SIZE_BLOCKS(r5, 0xab07, 0x6) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 432.398558] block nbd4: shutting down sockets 13:04:29 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000ffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:29 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000300000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:29 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc4d, 0x0, 0x0) 13:04:29 executing program 4: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) r0 = open(&(0x7f0000000080)='./file0\x00', 0x10140, 0x80) (async) r1 = syz_open_procfs(0x0, 0x0) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x3ff) (async) setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f00000022c0)={0x2, 0x1000}, 0x4) (async) r2 = dup(r0) ioctl$PPPIOCSFLAGS(r2, 0x40047459, &(0x7f0000000240)=0x400100) (async) r3 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_LINKMODES_SET(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x1c, r3, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@ETHTOOL_A_LINKMODES_DUPLEX={0x5, 0x6, 0x14}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000}, 0x802) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) [ 432.617501] block nbd0: Device being setup by another task [ 432.665179] block nbd0: shutting down sockets 13:04:29 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) r5 = syz_open_procfs(0x0, 0x0) r6 = openat$incfs(0xffffffffffffffff, &(0x7f00000000c0)='.pending_reads\x00', 0x8000, 0x10) ioctl$NBD_SET_SOCK(r6, 0xab00, r5) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SIZE_BLOCKS(r5, 0xab07, 0x6) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) syz_open_procfs(0x0, 0x0) (async) openat$incfs(0xffffffffffffffff, &(0x7f00000000c0)='.pending_reads\x00', 0x8000, 0x10) (async) ioctl$NBD_SET_SOCK(r6, 0xab00, r5) (async) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_SIZE_BLOCKS(r5, 0xab07, 0x6) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) 13:04:29 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000ffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:29 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000db0300000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:29 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc55, 0x0, 0x0) 13:04:29 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000007fffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 432.991002] block nbd0: shutting down sockets 13:04:29 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) 13:04:29 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000600000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:29 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc67, 0x0, 0x0) 13:04:29 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000ffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:29 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) write$nbd(r3, &(0x7f00000000c0)={0x67446698, 0x0, 0x3, 0x3, 0x3, "2e1093b1f03a894b097759f89fe83b4f48eafd3c5f7983627d2e78679dede821a31673c0630f39238918"}, 0x3a) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:29 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000a00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 433.534984] block nbd0: Unexpected reply (196611) (null) [ 433.541525] block nbd0: Wrong magic (0x2e1093b1) 13:04:30 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:30 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000f0ffffffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:30 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc6a, 0x0, 0x0) 13:04:30 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000c00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 433.588994] block nbd4: shutting down sockets [ 433.623915] block nbd0: shutting down sockets 13:04:30 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) write$nbd(r3, &(0x7f00000000c0)={0x67446698, 0x0, 0x3, 0x3, 0x3, "2e1093b1f03a894b097759f89fe83b4f48eafd3c5f7983627d2e78679dede821a31673c0630f39238918"}, 0x3a) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:30 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000020000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:30 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000f0ffffffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:30 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc76, 0x0, 0x0) 13:04:30 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000e00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:30 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000030000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 433.924003] block nbd0: Device being setup by another task 13:04:30 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) [ 433.966050] block nbd0: Device being setup by another task 13:04:30 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000f00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 434.015235] block nbd0: Unexpected reply (196611) (null) [ 434.024545] block nbd0: shutting down sockets 13:04:31 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:31 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) write$nbd(r3, &(0x7f00000000c0)={0x67446698, 0x0, 0x3, 0x3, 0x3, "2e1093b1f03a894b097759f89fe83b4f48eafd3c5f7983627d2e78679dede821a31673c0630f39238918"}, 0x3a) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) write$nbd(r3, &(0x7f00000000c0)={0x67446698, 0x0, 0x3, 0x3, 0x3, "2e1093b1f03a894b097759f89fe83b4f48eafd3c5f7983627d2e78679dede821a31673c0630f39238918"}, 0x3a) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) 13:04:31 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc78, 0x0, 0x0) 13:04:31 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000040000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:31 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000655800000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:31 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) [ 434.605112] block nbd4: shutting down sockets 13:04:31 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc7e, 0x0, 0x0) 13:04:31 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 13:04:31 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000060000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:31 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000006000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:31 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc8b, 0x0, 0x0) 13:04:31 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000070000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 434.864058] block nbd0: Unexpected reply (196611) (null) [ 434.887198] block nbd0: Wrong magic (0x2e1093b1) [ 434.906202] block nbd0: shutting down sockets 13:04:31 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0xa4242) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = syz_open_procfs(0x0, 0x0) read$FUSE(r4, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) ioctl$NBD_DO_IT(r3, 0xab03) r6 = accept4$nfc_llcp(r5, 0x0, &(0x7f00000000c0), 0x80800) getsockopt$sock_cred(r6, 0x1, 0x11, &(0x7f0000000100), &(0x7f0000000180)=0xc) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 435.035634] block nbd4: shutting down sockets 13:04:31 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x280) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x40003ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x0) ioctl$NBD_CLEAR_QUE(r3, 0xab05) ioctl$NBD_DO_IT(r1, 0xab03) r4 = dup3(r0, r0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) 13:04:31 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000080000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:31 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc93, 0x0, 0x0) 13:04:31 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000586500000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:31 executing program 2: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xc7e, 0x0, 0x0) 13:04:31 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000a0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:31 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xca5, 0x0, 0x0) 13:04:31 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000c0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:31 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) 13:04:31 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000008100000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 435.312319] block nbd0: shutting down sockets 13:04:31 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0xa4242) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = syz_open_procfs(0x0, 0x0) read$FUSE(r4, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) ioctl$NBD_DO_IT(r3, 0xab03) (async) r6 = accept4$nfc_llcp(r5, 0x0, &(0x7f00000000c0), 0x80800) getsockopt$sock_cred(r6, 0x1, 0x11, &(0x7f0000000100), &(0x7f0000000180)=0xc) (async, rerun: 32) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (rerun: 32) 13:04:31 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xca8, 0x0, 0x0) [ 435.530111] block nbd0: shutting down sockets 13:04:32 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x280) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x40003ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x0) ioctl$NBD_CLEAR_QUE(r3, 0xab05) ioctl$NBD_DO_IT(r1, 0xab03) r4 = dup3(r0, r0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x280) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x40003ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x0) (async) ioctl$NBD_CLEAR_QUE(r3, 0xab05) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) dup3(r0, r0, 0x0) (async) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) (async) 13:04:32 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000e0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:32 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xcb4, 0x0, 0x0) 13:04:32 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000003db00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:32 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0xa4242) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = syz_open_procfs(0x0, 0x0) read$FUSE(r4, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) ioctl$NBD_DO_IT(r3, 0xab03) r6 = accept4$nfc_llcp(r5, 0x0, &(0x7f00000000c0), 0x80800) getsockopt$sock_cred(r6, 0x1, 0x11, &(0x7f0000000100), &(0x7f0000000180)=0xc) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0xa4242) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r4, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r4) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) accept4$nfc_llcp(r5, 0x0, &(0x7f00000000c0), 0x80800) (async) getsockopt$sock_cred(r6, 0x1, 0x11, &(0x7f0000000100), &(0x7f0000000180)=0xc) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) 13:04:32 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, 0x0, 0x0) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) [ 436.081628] block nbd4: shutting down sockets 13:04:32 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xcb6, 0x0, 0x0) 13:04:32 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000f0000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:32 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000f000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 436.305948] block nbd0: shutting down sockets 13:04:32 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) perf_event_open(&(0x7f0000000040)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) process_vm_writev(0x0, 0x0, 0x0, &(0x7f0000002000)=[{&(0x7f0000001c00)=""/254, 0xfe}], 0x1, 0x0) pipe(0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000100)='fdinfo/3\x00') preadv(r2, &(0x7f00000017c0), 0x11c, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r3 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$AUTOFS_DEV_IOCTL_VERSION(r1, 0xc0189371, &(0x7f0000000240)={{0x1, 0x1, 0x18, r4}, './file0\x00'}) recvmsg$unix(r5, &(0x7f0000000c00)={&(0x7f0000000280), 0x6e, &(0x7f0000000b40)=[{&(0x7f0000000300)=""/125, 0x7d}, {&(0x7f0000000380)=""/202, 0xca}, {&(0x7f0000000480)=""/242, 0xf2}, {&(0x7f0000000580)=""/162, 0xa2}, {&(0x7f0000000740)=""/251, 0xfb}, {&(0x7f0000000840)=""/225, 0xe1}, {&(0x7f0000000940)=""/249, 0xf9}, {&(0x7f0000000a40)=""/211, 0xd3}, {&(0x7f0000000640)=""/27, 0x1b}], 0x9, &(0x7f0000000680)=[@cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c}}], 0x60}, 0x40010161) r6 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x5c, 0x0, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xd, 0xa, 'fdinfo/3\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, '/dev/nbd#\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000001}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, '/dev/nbd#\x00'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x40) r7 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) ioctl$NBD_DO_IT(r6, 0xab03) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) [ 436.370731] block nbd4: shutting down sockets 13:04:33 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000100000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:33 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xcbc, 0x0, 0x0) [ 436.393914] block nbd4: Device being setup by another task 13:04:33 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x280) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x40003ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x0) ioctl$NBD_CLEAR_QUE(r3, 0xab05) ioctl$NBD_DO_IT(r1, 0xab03) r4 = dup3(r0, r0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x280) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x40003ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x0) (async) ioctl$NBD_CLEAR_QUE(r3, 0xab05) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) dup3(r0, r0, 0x0) (async) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) (async) 13:04:33 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000fffff0000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:33 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000600000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:33 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xcc9, 0x0, 0x0) 13:04:33 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000006000000000000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:33 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000010000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:33 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000f00000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:33 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r2 = socket(0x40000000002, 0x800, 0x2) socket(0xf, 0x3, 0x1) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000080)={'veth1_macvtap\x00'}) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:33 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xcd1, 0x0, 0x0) [ 436.775621] block nbd4: shutting down sockets [ 436.791956] block nbd0: Device being setup by another task [ 436.860904] block nbd0: shutting down sockets 13:04:33 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) perf_event_open(&(0x7f0000000040)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) process_vm_writev(0x0, 0x0, 0x0, &(0x7f0000002000)=[{&(0x7f0000001c00)=""/254, 0xfe}], 0x1, 0x0) pipe(0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000100)='fdinfo/3\x00') preadv(r2, &(0x7f00000017c0), 0x11c, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r3 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$AUTOFS_DEV_IOCTL_VERSION(r1, 0xc0189371, &(0x7f0000000240)={{0x1, 0x1, 0x18, r4}, './file0\x00'}) recvmsg$unix(r5, &(0x7f0000000c00)={&(0x7f0000000280), 0x6e, &(0x7f0000000b40)=[{&(0x7f0000000300)=""/125, 0x7d}, {&(0x7f0000000380)=""/202, 0xca}, {&(0x7f0000000480)=""/242, 0xf2}, {&(0x7f0000000580)=""/162, 0xa2}, {&(0x7f0000000740)=""/251, 0xfb}, {&(0x7f0000000840)=""/225, 0xe1}, {&(0x7f0000000940)=""/249, 0xf9}, {&(0x7f0000000a40)=""/211, 0xd3}, {&(0x7f0000000640)=""/27, 0x1b}], 0x9, &(0x7f0000000680)=[@cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c}}], 0x60}, 0x40010161) r6 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x5c, 0x0, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xd, 0xa, 'fdinfo/3\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, '/dev/nbd#\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000001}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, '/dev/nbd#\x00'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x40) r7 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) ioctl$NBD_DO_IT(r6, 0xab03) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) (async) perf_event_open(&(0x7f0000000040)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) process_vm_writev(0x0, 0x0, 0x0, &(0x7f0000002000)=[{&(0x7f0000001c00)=""/254, 0xfe}], 0x1, 0x0) (async) pipe(0x0) (async) syz_open_procfs(0xffffffffffffffff, &(0x7f0000000100)='fdinfo/3\x00') (async) preadv(r2, &(0x7f00000017c0), 0x11c, 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$AUTOFS_DEV_IOCTL_VERSION(r1, 0xc0189371, &(0x7f0000000240)={{0x1, 0x1, 0x18, r4}, './file0\x00'}) (async) recvmsg$unix(r5, &(0x7f0000000c00)={&(0x7f0000000280), 0x6e, &(0x7f0000000b40)=[{&(0x7f0000000300)=""/125, 0x7d}, {&(0x7f0000000380)=""/202, 0xca}, {&(0x7f0000000480)=""/242, 0xf2}, {&(0x7f0000000580)=""/162, 0xa2}, {&(0x7f0000000740)=""/251, 0xfb}, {&(0x7f0000000840)=""/225, 0xe1}, {&(0x7f0000000940)=""/249, 0xf9}, {&(0x7f0000000a40)=""/211, 0xd3}, {&(0x7f0000000640)=""/27, 0x1b}], 0x9, &(0x7f0000000680)=[@cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c}}], 0x60}, 0x40010161) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x5c, 0x0, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xd, 0xa, 'fdinfo/3\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, '/dev/nbd#\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000001}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, '/dev/nbd#\x00'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x40) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) (async) ioctl$NBD_DO_IT(r6, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) (async) 13:04:33 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 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, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) 13:04:33 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000300000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:33 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000020000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:33 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) r2 = socket(0x40000000002, 0x800, 0x2) socket(0xf, 0x3, 0x1) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000080)={'veth1_macvtap\x00'}) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:33 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xce3, 0x0, 0x0) 13:04:33 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000030000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:33 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000990300000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:33 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xce6, 0x0, 0x0) 13:04:33 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000040000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 437.234747] block nbd0: Device being setup by another task 13:04:33 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) r2 = socket(0x40000000002, 0x800, 0x2) socket(0xf, 0x3, 0x1) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) (async) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) (async) ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000080)={'veth1_macvtap\x00'}) (async) ioctl$NBD_DO_IT(r1, 0xab03) [ 437.336998] block nbd0: shutting down sockets 13:04:34 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) r1 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) perf_event_open(&(0x7f0000000040)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) process_vm_writev(0x0, 0x0, 0x0, &(0x7f0000002000)=[{&(0x7f0000001c00)=""/254, 0xfe}], 0x1, 0x0) pipe(0x0) (async) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000100)='fdinfo/3\x00') preadv(r2, &(0x7f00000017c0), 0x11c, 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r3 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$AUTOFS_DEV_IOCTL_VERSION(r1, 0xc0189371, &(0x7f0000000240)={{0x1, 0x1, 0x18, r4}, './file0\x00'}) recvmsg$unix(r5, &(0x7f0000000c00)={&(0x7f0000000280), 0x6e, &(0x7f0000000b40)=[{&(0x7f0000000300)=""/125, 0x7d}, {&(0x7f0000000380)=""/202, 0xca}, {&(0x7f0000000480)=""/242, 0xf2}, {&(0x7f0000000580)=""/162, 0xa2}, {&(0x7f0000000740)=""/251, 0xfb}, {&(0x7f0000000840)=""/225, 0xe1}, {&(0x7f0000000940)=""/249, 0xf9}, {&(0x7f0000000a40)=""/211, 0xd3}, {&(0x7f0000000640)=""/27, 0x1b}], 0x9, &(0x7f0000000680)=[@cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c}}], 0x60}, 0x40010161) (async) r6 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x5c, 0x0, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xd, 0xa, 'fdinfo/3\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, '/dev/nbd#\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000001}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, '/dev/nbd#\x00'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x40) (async) r7 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) (async) ioctl$NBD_DO_IT(r6, 0xab03) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) 13:04:34 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000600000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:34 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) perf_event_open(&(0x7f0000000040)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) process_vm_writev(0x0, 0x0, 0x0, &(0x7f0000002000)=[{&(0x7f0000001c00)=""/254, 0xfe}], 0x1, 0x0) pipe(0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000100)='fdinfo/3\x00') preadv(r2, &(0x7f00000017c0), 0x11c, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r3 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$AUTOFS_DEV_IOCTL_VERSION(r1, 0xc0189371, &(0x7f0000000240)={{0x1, 0x1, 0x18, r4}, './file0\x00'}) recvmsg$unix(r5, &(0x7f0000000c00)={&(0x7f0000000280), 0x6e, &(0x7f0000000b40)=[{&(0x7f0000000300)=""/125, 0x7d}, {&(0x7f0000000380)=""/202, 0xca}, {&(0x7f0000000480)=""/242, 0xf2}, {&(0x7f0000000580)=""/162, 0xa2}, {&(0x7f0000000740)=""/251, 0xfb}, {&(0x7f0000000840)=""/225, 0xe1}, {&(0x7f0000000940)=""/249, 0xf9}, {&(0x7f0000000a40)=""/211, 0xd3}, {&(0x7f0000000640)=""/27, 0x1b}], 0x9, &(0x7f0000000680)=[@cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c}}], 0x60}, 0x40010161) r6 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x5c, 0x0, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xd, 0xa, 'fdinfo/3\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, '/dev/nbd#\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000001}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, '/dev/nbd#\x00'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x40) r7 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) ioctl$NBD_DO_IT(r6, 0xab03) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) 13:04:34 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xcf2, 0x0, 0x0) 13:04:34 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000060000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:34 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000700000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:34 executing program 4: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) syz_read_part_table(0x0, 0x1, &(0x7f0000000180)=[{&(0x7f00000000c0)="0201fdffffff0a000000ff45ac000000000005000800000000000000024000ffffff82000000e10000008877007200300700a6ffffff00000000008000da55aa", 0x40, 0x1c0}]) r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r1 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 13:04:34 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000080000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:34 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xcf4, 0x0, 0x0) [ 437.694242] block nbd0: Device being setup by another task [ 437.764229] block nbd0: shutting down sockets 13:04:34 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000a00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:34 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000000a0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:34 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xcfa, 0x0, 0x0) 13:04:34 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0), 0x80, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$NBD_DO_IT(r3, 0xab03) [ 437.781108] loop4: p1 p2 < p5 p6 p7 p8 p9 p10 p11 p12 p13 p14 p15 p16 p17 p18 p19 p20 p21 p22 p23 p24 p25 p26 p27 p28 p29 p30 p31 p32 p33 p34 p35 p36 p37 p38 p39 p40 p41 p42 p43 p44 p45 p46 p47 p48 p49 p50 p51 p52 p53 p54 p55 p56 p57 p58 p59 p60 p61 p62 p63 p64 p65 p66 p67 p68 p69 p70 p71 p72 p73 p74 p75 p76 p77 p78 p79 p80 p81 p82 p83 p84 p85 p86 p87 p88 p89 p90 p91 p92 p93 p94 p95 p96 p97 p98 p99 p100 p101 p102 p103 p104 p105 p106 p107 p108 p109 p110 p111 p112 p113 p114 p115 p116 p117 p118 p119 p120 p121 p122 p123 p124 p125 p126 p127 p128 p129 p130 p131 p132 p133 p134 p135 p136 p137 p138 p139 p140 p141 p142 p143 p144 p145 p146 p147 p148 p149 p150 p151 p152 p153 p154 p155 p156 p157 p158 p159 p160 p161 p162 p163 p164 p165 p166 p167 p168 p169 p170 p171 p172 p173 p174 p175 p176 p177 p178 p179 p180 p181 p182 p183 p184 p185 p186 p187 p188 p189 p190 p191 p192 p193 p194 p195 p196 p197 p198 p199 p200 p201 p202 p203 p204 p205 p206 p207 p208 p209 p210 p211 p212 p213 p214 p215 p216 p217 p218 p21 13:04:34 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000000c0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 437.973827] block nbd2: Device being setup by another task [ 438.033866] block nbd2: Device being setup by another task [ 438.049668] loop4: partition table partially beyond EOD, truncated [ 438.063388] loop4: p1 start 10 is beyond EOD, truncated [ 438.071886] loop4: p2 size 2 extends beyond EOD, truncated [ 438.086014] loop4: p3 start 225 is beyond EOD, truncated [ 438.097080] loop4: p4 size 3657465856 extends beyond EOD, truncated [ 438.105492] loop4: p5 start 10 is beyond EOD, truncated [ 438.113961] block nbd2: shutting down sockets [ 438.119080] loop4: p6 start 10 is beyond EOD, truncated [ 438.126089] loop4: p7 start 10 is beyond EOD, truncated 13:04:34 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000000c0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:34 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd07, 0x0, 0x0) 13:04:34 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000c00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:34 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000000e0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 438.131553] loop4: p8 start 10 is beyond EOD, truncated [ 438.135182] block nbd0: shutting down sockets [ 438.139322] loop4: p9 start 10 is beyond EOD, truncated [ 438.147519] loop4: p10 start 10 is beyond EOD, truncated [ 438.153063] loop4: p11 start 10 is beyond EOD, truncated [ 438.160097] loop4: p12 start 10 is beyond EOD, truncated [ 438.166585] loop4: p13 start 10 is beyond EOD, truncated [ 438.181446] loop4: p14 start 10 is beyond EOD, truncated [ 438.207495] loop4: p15 start 10 is beyond EOD, truncated [ 438.231854] loop4: p16 start 10 is beyond EOD, truncated [ 438.251222] loop4: p17 start 10 is beyond EOD, truncated [ 438.265069] loop4: p18 start 10 is beyond EOD, truncated [ 438.270694] loop4: p19 start 10 is beyond EOD, truncated [ 438.278162] loop4: p20 start 10 is beyond EOD, truncated [ 438.293052] loop4: p21 start 10 is beyond EOD, truncated [ 438.300013] loop4: p22 start 10 is beyond EOD, truncated [ 438.307893] loop4: p23 start 10 is beyond EOD, truncated [ 438.318561] loop4: p24 start 10 is beyond EOD, truncated [ 438.326015] loop4: p25 start 10 is beyond EOD, truncated [ 438.331688] loop4: p26 start 10 is beyond EOD, truncated [ 438.338587] loop4: p27 start 10 is beyond EOD, truncated [ 438.345368] loop4: p28 start 10 is beyond EOD, truncated [ 438.354550] loop4: p29 start 10 is beyond EOD, truncated [ 438.360006] loop4: p30 start 10 is beyond EOD, truncated [ 438.366526] loop4: p31 start 10 is beyond EOD, truncated [ 438.371996] loop4: p32 start 10 is beyond EOD, truncated [ 438.378154] loop4: p33 start 10 is beyond EOD, truncated [ 438.384235] loop4: p34 start 10 is beyond EOD, truncated [ 438.389714] loop4: p35 start 10 is beyond EOD, truncated [ 438.396406] loop4: p36 start 10 is beyond EOD, truncated [ 438.401872] loop4: p37 start 10 is beyond EOD, truncated [ 438.408274] loop4: p38 start 10 is beyond EOD, truncated [ 438.414596] loop4: p39 start 10 is beyond EOD, truncated [ 438.420046] loop4: p40 start 10 is beyond EOD, truncated [ 438.427605] loop4: p41 start 10 is beyond EOD, truncated [ 438.433198] loop4: p42 start 10 is beyond EOD, truncated [ 438.439433] loop4: p43 start 10 is beyond EOD, truncated [ 438.445705] loop4: p44 start 10 is beyond EOD, truncated [ 438.451172] loop4: p45 start 10 is beyond EOD, truncated [ 438.457401] loop4: p46 start 10 is beyond EOD, truncated [ 438.462858] loop4: p47 start 10 is beyond EOD, truncated [ 438.469194] loop4: p48 start 10 is beyond EOD, truncated [ 438.475971] loop4: p49 start 10 is beyond EOD, truncated [ 438.481505] loop4: p50 start 10 is beyond EOD, truncated [ 438.487358] loop4: p51 start 10 is beyond EOD, truncated [ 438.492902] loop4: p52 start 10 is beyond EOD, truncated [ 438.498982] loop4: p53 start 10 is beyond EOD, truncated [ 438.504847] loop4: p54 start 10 is beyond EOD, truncated [ 438.510393] loop4: p55 start 10 is beyond EOD, truncated [ 438.516312] loop4: p56 start 10 is beyond EOD, truncated [ 438.521857] loop4: p57 start 10 is beyond EOD, truncated [ 438.528598] loop4: p58 start 10 is beyond EOD, truncated [ 438.534151] loop4: p59 start 10 is beyond EOD, truncated [ 438.539596] loop4: p60 start 10 is beyond EOD, truncated [ 438.545142] loop4: p61 start 10 is beyond EOD, truncated [ 438.550656] loop4: p62 start 10 is beyond EOD, truncated [ 438.551698] block nbd4: shutting down sockets [ 438.556233] loop4: p63 start 10 is beyond EOD, truncated [ 438.556243] loop4: p64 start 10 is beyond EOD, truncated [ 438.556251] loop4: p65 start 10 is beyond EOD, truncated [ 438.556261] loop4: p66 start 10 is beyond EOD, truncated [ 438.556270] loop4: p67 start 10 is beyond EOD, truncated [ 438.556280] loop4: p68 start 10 is beyond EOD, truncated [ 438.556288] loop4: p69 start 10 is beyond EOD, truncated [ 438.556298] loop4: p70 start 10 is beyond EOD, truncated [ 438.556308] loop4: p71 start 10 is beyond EOD, truncated [ 438.556320] loop4: p72 start 10 is beyond EOD, truncated [ 438.615549] loop4: p73 start 10 is beyond EOD, truncated [ 438.620989] loop4: p74 start 10 is beyond EOD, truncated [ 438.626519] loop4: p75 start 10 is beyond EOD, truncated [ 438.632684] loop4: p76 start 10 is beyond EOD, truncated [ 438.638220] loop4: p77 start 10 is beyond EOD, truncated [ 438.643764] loop4: p78 start 10 is beyond EOD, truncated [ 438.649224] loop4: p79 start 10 is beyond EOD, truncated [ 438.654761] loop4: p80 start 10 is beyond EOD, truncated [ 438.660250] loop4: p81 start 10 is beyond EOD, truncated [ 438.665790] loop4: p82 start 10 is beyond EOD, truncated [ 438.671245] loop4: p83 start 10 is beyond EOD, truncated [ 438.676784] loop4: p84 start 10 is beyond EOD, truncated [ 438.682274] loop4: p85 start 10 is beyond EOD, truncated [ 438.687805] loop4: p86 start 10 is beyond EOD, truncated [ 438.693257] loop4: p87 start 10 is beyond EOD, truncated [ 438.698789] loop4: p88 start 10 is beyond EOD, truncated [ 438.704503] loop4: p89 start 10 is beyond EOD, truncated [ 438.709955] loop4: p90 start 10 is beyond EOD, truncated [ 438.715583] loop4: p91 start 10 is beyond EOD, truncated [ 438.721035] loop4: p92 start 10 is beyond EOD, truncated [ 438.726605] loop4: p93 start 10 is beyond EOD, truncated [ 438.732803] loop4: p94 start 10 is beyond EOD, truncated [ 438.738367] loop4: p95 start 10 is beyond EOD, truncated [ 438.743924] loop4: p96 start 10 is beyond EOD, truncated [ 438.749374] loop4: p97 start 10 is beyond EOD, truncated [ 438.754898] loop4: p98 start 10 is beyond EOD, truncated [ 438.760343] loop4: p99 start 10 is beyond EOD, truncated [ 438.765956] loop4: p100 start 10 is beyond EOD, truncated [ 438.771501] loop4: p101 start 10 is beyond EOD, truncated [ 438.777126] loop4: p102 start 10 is beyond EOD, truncated [ 438.782659] loop4: p103 start 10 is beyond EOD, truncated [ 438.788268] loop4: p104 start 10 is beyond EOD, truncated [ 438.793893] loop4: p105 start 10 is beyond EOD, truncated [ 438.799460] loop4: p106 start 10 is beyond EOD, truncated [ 438.805099] loop4: p107 start 10 is beyond EOD, truncated [ 438.810648] loop4: p108 start 10 is beyond EOD, truncated [ 438.816389] loop4: p109 start 10 is beyond EOD, truncated [ 438.821936] loop4: p110 start 10 is beyond EOD, truncated [ 438.827574] loop4: p111 start 10 is beyond EOD, truncated [ 438.834020] loop4: p112 start 10 is beyond EOD, truncated [ 438.839567] loop4: p113 start 10 is beyond EOD, truncated [ 438.845190] loop4: p114 start 10 is beyond EOD, truncated [ 438.850730] loop4: p115 start 10 is beyond EOD, truncated [ 438.856344] loop4: p116 start 10 is beyond EOD, truncated [ 438.861880] loop4: p117 start 10 is beyond EOD, truncated [ 438.867509] loop4: p118 start 10 is beyond EOD, truncated [ 438.873043] loop4: p119 start 10 is beyond EOD, truncated [ 438.878652] loop4: p120 start 10 is beyond EOD, truncated [ 438.884287] loop4: p121 start 10 is beyond EOD, truncated [ 438.889820] loop4: p122 start 10 is beyond EOD, truncated [ 438.895405] loop4: p123 start 10 is beyond EOD, truncated [ 438.900948] loop4: p124 start 10 is beyond EOD, truncated [ 438.906576] loop4: p125 start 10 is beyond EOD, truncated [ 438.912108] loop4: p126 start 10 is beyond EOD, truncated [ 438.917852] loop4: p127 start 10 is beyond EOD, truncated [ 438.923393] loop4: p128 start 10 is beyond EOD, truncated [ 438.929009] loop4: p129 start 10 is beyond EOD, truncated [ 438.935783] loop4: p130 start 10 is beyond EOD, truncated [ 438.941331] loop4: p131 start 10 is beyond EOD, truncated [ 438.946949] loop4: p132 start 10 is beyond EOD, truncated [ 438.952491] loop4: p133 start 10 is beyond EOD, truncated [ 438.958192] loop4: p134 start 10 is beyond EOD, truncated [ 438.963967] loop4: p135 start 10 is beyond EOD, truncated [ 438.969548] loop4: p136 start 10 is beyond EOD, truncated [ 438.975146] loop4: p137 start 10 is beyond EOD, truncated [ 438.980729] loop4: p138 start 10 is beyond EOD, truncated [ 438.986346] loop4: p139 start 10 is beyond EOD, truncated [ 438.991880] loop4: p140 start 10 is beyond EOD, truncated [ 438.997520] loop4: p141 start 10 is beyond EOD, truncated [ 439.003052] loop4: p142 start 10 is beyond EOD, truncated [ 439.008702] loop4: p143 start 10 is beyond EOD, truncated [ 439.014355] loop4: p144 start 10 is beyond EOD, truncated [ 439.019891] loop4: p145 start 10 is beyond EOD, truncated [ 439.025504] loop4: p146 start 10 is beyond EOD, truncated [ 439.031038] loop4: p147 start 10 is beyond EOD, truncated [ 439.036691] loop4: p148 start 10 is beyond EOD, truncated [ 439.042913] loop4: p149 start 10 is beyond EOD, truncated [ 439.048543] loop4: p150 start 10 is beyond EOD, truncated [ 439.054151] loop4: p151 start 10 is beyond EOD, truncated [ 439.059700] loop4: p152 start 10 is beyond EOD, truncated [ 439.065333] loop4: p153 start 10 is beyond EOD, truncated [ 439.070901] loop4: p154 start 10 is beyond EOD, truncated [ 439.076516] loop4: p155 start 10 is beyond EOD, truncated [ 439.082058] loop4: p156 start 10 is beyond EOD, truncated [ 439.087677] loop4: p157 start 10 is beyond EOD, truncated [ 439.093212] loop4: p158 start 10 is beyond EOD, truncated [ 439.098824] loop4: p159 start 10 is beyond EOD, truncated [ 439.104477] loop4: p160 start 10 is beyond EOD, truncated [ 439.110012] loop4: p161 start 10 is beyond EOD, truncated [ 439.115875] loop4: p162 start 10 is beyond EOD, truncated [ 439.121430] loop4: p163 start 10 is beyond EOD, truncated [ 439.127203] loop4: p164 start 10 is beyond EOD, truncated [ 439.132749] loop4: p165 start 10 is beyond EOD, truncated [ 439.138408] loop4: p166 start 10 is beyond EOD, truncated [ 439.145207] loop4: p167 start 10 is beyond EOD, truncated [ 439.150760] loop4: p168 start 10 is beyond EOD, truncated [ 439.156357] loop4: p169 start 10 is beyond EOD, truncated [ 439.162023] loop4: p170 start 10 is beyond EOD, truncated [ 439.167652] loop4: p171 start 10 is beyond EOD, truncated [ 439.173189] loop4: p172 start 10 is beyond EOD, truncated [ 439.178818] loop4: p173 start 10 is beyond EOD, truncated [ 439.184489] loop4: p174 start 10 is beyond EOD, truncated [ 439.190034] loop4: p175 start 10 is beyond EOD, truncated [ 439.195685] loop4: p176 start 10 is beyond EOD, truncated [ 439.201235] loop4: p177 start 10 is beyond EOD, truncated [ 439.206866] loop4: p178 start 10 is beyond EOD, truncated [ 439.212414] loop4: p179 start 10 is beyond EOD, truncated [ 439.218073] loop4: p180 start 10 is beyond EOD, truncated [ 439.223700] loop4: p181 start 10 is beyond EOD, truncated [ 439.229246] loop4: p182 start 10 is beyond EOD, truncated [ 439.234873] loop4: p183 start 10 is beyond EOD, truncated [ 439.240409] loop4: p184 start 10 is beyond EOD, truncated [ 439.247057] loop4: p185 start 10 is beyond EOD, truncated [ 439.252603] loop4: p186 start 10 is beyond EOD, truncated [ 439.258230] loop4: p187 start 10 is beyond EOD, truncated [ 439.263872] loop4: p188 start 10 is beyond EOD, truncated [ 439.269407] loop4: p189 start 10 is beyond EOD, truncated [ 439.275022] loop4: p190 start 10 is beyond EOD, truncated [ 439.280557] loop4: p191 start 10 is beyond EOD, truncated [ 439.286171] loop4: p192 start 10 is beyond EOD, truncated [ 439.291718] loop4: p193 start 10 is beyond EOD, truncated [ 439.297320] loop4: p194 start 10 is beyond EOD, truncated [ 439.302867] loop4: p195 start 10 is beyond EOD, truncated [ 439.308478] loop4: p196 start 10 is beyond EOD, truncated [ 439.314118] loop4: p197 start 10 is beyond EOD, truncated [ 439.319660] loop4: p198 start 10 is beyond EOD, truncated [ 439.325411] loop4: p199 start 10 is beyond EOD, truncated [ 439.330976] loop4: p200 start 10 is beyond EOD, truncated [ 439.336905] loop4: p201 start 10 is beyond EOD, truncated [ 439.342457] loop4: p202 start 10 is beyond EOD, truncated [ 439.349101] loop4: p203 start 10 is beyond EOD, truncated [ 439.354775] loop4: p204 start 10 is beyond EOD, truncated [ 439.360320] loop4: p205 start 10 is beyond EOD, truncated [ 439.365954] loop4: p206 start 10 is beyond EOD, truncated [ 439.371496] loop4: p207 start 10 is beyond EOD, truncated [ 439.377110] loop4: p208 start 10 is beyond EOD, truncated [ 439.382658] loop4: p209 start 10 is beyond EOD, truncated [ 439.388314] loop4: p210 start 10 is beyond EOD, truncated [ 439.393938] loop4: p211 start 10 is beyond EOD, truncated [ 439.399517] loop4: p212 start 10 is beyond EOD, truncated [ 439.405154] loop4: p213 start 10 is beyond EOD, truncated [ 439.410690] loop4: p214 start 10 is beyond EOD, truncated [ 439.416298] loop4: p215 start 10 is beyond EOD, truncated [ 439.421831] loop4: p216 start 10 is beyond EOD, truncated [ 439.427454] loop4: p217 start 10 is beyond EOD, truncated [ 439.432992] loop4: p218 start 10 is beyond EOD, truncated [ 439.438607] loop4: p219 start 10 is beyond EOD, truncated [ 439.444248] loop4: p220 start 10 is beyond EOD, truncated [ 439.450650] loop4: p221 start 10 is beyond EOD, truncated [ 439.456323] loop4: p222 start 10 is beyond EOD, truncated [ 439.461862] loop4: p223 start 10 is beyond EOD, truncated [ 439.467490] loop4: p224 start 10 is beyond EOD, truncated [ 439.473068] loop4: p225 start 10 is beyond EOD, truncated [ 439.478703] loop4: p226 start 10 is beyond EOD, truncated [ 439.484347] loop4: p227 start 10 is beyond EOD, truncated [ 439.489887] loop4: p228 start 10 is beyond EOD, truncated [ 439.495506] loop4: p229 start 10 is beyond EOD, truncated [ 439.501040] loop4: p230 start 10 is beyond EOD, truncated [ 439.506652] loop4: p231 start 10 is beyond EOD, truncated [ 439.512198] loop4: p232 start 10 is beyond EOD, truncated [ 439.517791] loop4: p233 start 10 is beyond EOD, truncated [ 439.523330] loop4: p234 start 10 is beyond EOD, truncated [ 439.528952] loop4: p235 start 10 is beyond EOD, truncated [ 439.534566] loop4: p236 start 10 is beyond EOD, truncated [ 439.540103] loop4: p237 start 10 is beyond EOD, truncated [ 439.545864] loop4: p238 start 10 is beyond EOD, truncated [ 439.552112] loop4: p239 start 10 is beyond EOD, truncated [ 439.557750] loop4: p240 start 10 is beyond EOD, truncated [ 439.563286] loop4: p241 start 10 is beyond EOD, truncated [ 439.568910] loop4: p242 start 10 is beyond EOD, truncated [ 439.574530] loop4: p243 start 10 is beyond EOD, truncated [ 439.580066] loop4: p244 start 10 is beyond EOD, truncated [ 439.585693] loop4: p245 start 10 is beyond EOD, truncated [ 439.591228] loop4: p246 start 10 is beyond EOD, truncated [ 439.596840] loop4: p247 start 10 is beyond EOD, truncated [ 439.602379] loop4: p248 start 10 is beyond EOD, truncated [ 439.607995] loop4: p249 start 10 is beyond EOD, truncated [ 439.613624] loop4: p250 start 10 is beyond EOD, truncated [ 439.619202] loop4: p251 start 10 is beyond EOD, truncated 13:04:36 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000000f0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:36 executing program 4: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) (async, rerun: 64) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async, rerun: 64) syz_read_part_table(0x0, 0x1, &(0x7f0000000180)=[{&(0x7f00000000c0)="0201fdffffff0a000000ff45ac000000000005000800000000000000024000ffffff82000000e10000008877007200300700a6ffffff00000000008000da55aa", 0x40, 0x1c0}]) (async) r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async, rerun: 64) r1 = socket(0x40000000002, 0x3, 0x2) (rerun: 64) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 13:04:36 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd0f, 0x0, 0x0) 13:04:36 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0), 0x80, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) ioctl$NBD_DO_IT(r3, 0xab03) 13:04:36 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000e00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:36 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) perf_event_open(&(0x7f0000000040)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) process_vm_writev(0x0, 0x0, 0x0, &(0x7f0000002000)=[{&(0x7f0000001c00)=""/254, 0xfe}], 0x1, 0x0) pipe(0x0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000100)='fdinfo/3\x00') preadv(r2, &(0x7f00000017c0), 0x11c, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r3 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$AUTOFS_DEV_IOCTL_VERSION(r1, 0xc0189371, &(0x7f0000000240)={{0x1, 0x1, 0x18, r4}, './file0\x00'}) recvmsg$unix(r5, &(0x7f0000000c00)={&(0x7f0000000280), 0x6e, &(0x7f0000000b40)=[{&(0x7f0000000300)=""/125, 0x7d}, {&(0x7f0000000380)=""/202, 0xca}, {&(0x7f0000000480)=""/242, 0xf2}, {&(0x7f0000000580)=""/162, 0xa2}, {&(0x7f0000000740)=""/251, 0xfb}, {&(0x7f0000000840)=""/225, 0xe1}, {&(0x7f0000000940)=""/249, 0xf9}, {&(0x7f0000000a40)=""/211, 0xd3}, {&(0x7f0000000640)=""/27, 0x1b}], 0x9, &(0x7f0000000680)=[@cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c}}], 0x60}, 0x40010161) r6 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x5c, 0x0, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xd, 0xa, 'fdinfo/3\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, '/dev/nbd#\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8000000000000001}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, '/dev/nbd#\x00'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x40) r7 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r6, 0xab00, r7) ioctl$NBD_DO_IT(r6, 0xab03) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) [ 439.624832] loop4: p252 start 10 is beyond EOD, truncated [ 439.630408] loop4: p253 start 10 is beyond EOD, truncated [ 439.636031] loop4: p254 start 10 is beyond EOD, truncated [ 439.641579] loop4: p255 start 10 is beyond EOD, truncated [ 439.733760] __loop_clr_fd: partition scan of loop4 failed (rc=-16) 13:04:36 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd21, 0x0, 0x0) 13:04:36 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000100000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:36 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000f00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:36 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000600000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:36 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) r3 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0), 0x80, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) ioctl$NBD_DO_IT(r3, 0xab03) [ 439.908340] block nbd0: shutting down sockets 13:04:36 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd24, 0x0, 0x0) 13:04:36 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000655800000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 439.989101] loop4: p1 p2 < p5 p6 p7 p8 p9 p10 p11 p12 p13 p14 p15 p16 p17 p18 p19 p20 p21 p22 p23 p24 p25 p26 p27 p28 p29 p30 p31 p32 p33 p34 p35 p36 p37 p38 p39 p40 p41 p42 p43 p44 p45 p46 p47 p48 p49 p50 p51 p52 p53 p54 p55 p56 p57 p58 p59 p60 p61 p62 p63 p64 p65 p66 p67 p68 p69 p70 p71 p72 p73 p74 p75 p76 p77 p78 p79 p80 p81 p82 p83 p84 p85 p86 p87 p88 p89 p90 p91 p92 p93 p94 p95 p96 p97 p98 p99 p100 p101 p102 p103 p104 p105 p106 p107 p108 p109 p110 p111 p112 p113 p114 p115 p116 p117 p118 p119 p120 p121 p122 p123 p124 p125 p126 p127 p128 p129 p130 p131 p132 p133 p134 p135 p136 p137 p138 p139 p140 p141 p142 p143 p144 p145 p146 p147 p148 p149 p150 p151 p152 p153 p154 p155 p156 p157 p158 p159 p160 p161 p162 p163 p164 p165 p166 p167 p168 p169 p170 p171 p172 p173 p174 p175 p176 p177 p178 p179 p180 p181 p182 p183 p184 p185 p186 p187 p188 p189 p190 p191 p192 p193 p194 p195 p196 p197 p198 p199 p200 p201 p202 p203 p204 p205 p206 p207 p208 p209 p210 p211 p212 p213 p214 p215 p216 p217 p218 p21 [ 440.123985] block nbd2: Device being setup by another task [ 440.168204] loop4: partition table partially beyond EOD, truncated [ 440.174929] block nbd2: shutting down sockets [ 440.188949] loop4: p1 start 10 is beyond EOD, truncated [ 440.195477] loop4: p2 size 2 extends beyond EOD, truncated [ 440.203149] loop4: p3 start 225 is beyond EOD, truncated [ 440.217372] loop4: p4 size 3657465856 extends beyond EOD, truncated [ 440.228649] loop4: p5 start 10 is beyond EOD, truncated [ 440.239769] loop4: p6 start 10 is beyond EOD, truncated [ 440.245778] loop4: p7 start 10 is beyond EOD, truncated [ 440.251270] loop4: p8 start 10 is beyond EOD, truncated [ 440.256837] loop4: p9 start 10 is beyond EOD, truncated [ 440.262308] loop4: p10 start 10 is beyond EOD, truncated [ 440.268948] loop4: p11 start 10 is beyond EOD, truncated [ 440.274561] loop4: p12 start 10 is beyond EOD, truncated [ 440.280058] loop4: p13 start 10 is beyond EOD, truncated [ 440.285658] loop4: p14 start 10 is beyond EOD, truncated [ 440.291144] loop4: p15 start 10 is beyond EOD, truncated [ 440.296735] loop4: p16 start 10 is beyond EOD, truncated [ 440.302339] loop4: p17 start 10 is beyond EOD, truncated [ 440.307921] loop4: p18 start 10 is beyond EOD, truncated [ 440.313435] loop4: p19 start 10 is beyond EOD, truncated [ 440.319009] loop4: p20 start 10 is beyond EOD, truncated [ 440.324586] loop4: p21 start 10 is beyond EOD, truncated [ 440.330094] loop4: p22 start 10 is beyond EOD, truncated [ 440.335700] loop4: p23 start 10 is beyond EOD, truncated [ 440.341197] loop4: p24 start 10 is beyond EOD, truncated [ 440.346757] loop4: p25 start 10 is beyond EOD, truncated [ 440.352269] loop4: p26 start 10 is beyond EOD, truncated [ 440.357822] loop4: p27 start 10 is beyond EOD, truncated [ 440.363310] loop4: p28 start 10 is beyond EOD, truncated [ 440.369875] loop4: p29 start 10 is beyond EOD, truncated [ 440.375428] loop4: p30 start 10 is beyond EOD, truncated [ 440.380875] loop4: p31 start 10 is beyond EOD, truncated [ 440.386518] loop4: p32 start 10 is beyond EOD, truncated [ 440.391971] loop4: p33 start 10 is beyond EOD, truncated [ 440.397514] loop4: p34 start 10 is beyond EOD, truncated [ 440.402965] loop4: p35 start 10 is beyond EOD, truncated [ 440.408490] loop4: p36 start 10 is beyond EOD, truncated [ 440.414032] loop4: p37 start 10 is beyond EOD, truncated [ 440.419480] loop4: p38 start 10 is beyond EOD, truncated [ 440.424992] loop4: p39 start 10 is beyond EOD, truncated [ 440.430445] loop4: p40 start 10 is beyond EOD, truncated [ 440.435982] loop4: p41 start 10 is beyond EOD, truncated [ 440.441429] loop4: p42 start 10 is beyond EOD, truncated [ 440.446932] loop4: p43 start 10 is beyond EOD, truncated [ 440.452383] loop4: p44 start 10 is beyond EOD, truncated [ 440.457915] loop4: p45 start 10 is beyond EOD, truncated [ 440.463364] loop4: p46 start 10 is beyond EOD, truncated [ 440.468860] loop4: p47 start 10 is beyond EOD, truncated [ 440.475844] loop4: p48 start 10 is beyond EOD, truncated [ 440.481305] loop4: p49 start 10 is beyond EOD, truncated [ 440.486831] loop4: p50 start 10 is beyond EOD, truncated [ 440.492282] loop4: p51 start 10 is beyond EOD, truncated [ 440.497813] loop4: p52 start 10 is beyond EOD, truncated [ 440.503260] loop4: p53 start 10 is beyond EOD, truncated [ 440.508789] loop4: p54 start 10 is beyond EOD, truncated [ 440.514372] loop4: p55 start 10 is beyond EOD, truncated [ 440.519826] loop4: p56 start 10 is beyond EOD, truncated [ 440.525361] loop4: p57 start 10 is beyond EOD, truncated [ 440.530807] loop4: p58 start 10 is beyond EOD, truncated [ 440.536559] loop4: p59 start 10 is beyond EOD, truncated [ 440.542006] loop4: p60 start 10 is beyond EOD, truncated [ 440.547536] loop4: p61 start 10 is beyond EOD, truncated [ 440.552979] loop4: p62 start 10 is beyond EOD, truncated [ 440.558508] loop4: p63 start 10 is beyond EOD, truncated [ 440.564042] loop4: p64 start 10 is beyond EOD, truncated [ 440.569488] loop4: p65 start 10 is beyond EOD, truncated [ 440.576105] loop4: p66 start 10 is beyond EOD, truncated [ 440.581566] loop4: p67 start 10 is beyond EOD, truncated [ 440.587076] loop4: p68 start 10 is beyond EOD, truncated [ 440.592522] loop4: p69 start 10 is beyond EOD, truncated [ 440.598182] loop4: p70 start 10 is beyond EOD, truncated [ 440.603713] loop4: p71 start 10 is beyond EOD, truncated [ 440.609170] loop4: p72 start 10 is beyond EOD, truncated [ 440.614711] loop4: p73 start 10 is beyond EOD, truncated [ 440.620160] loop4: p74 start 10 is beyond EOD, truncated [ 440.625681] loop4: p75 start 10 is beyond EOD, truncated [ 440.631128] loop4: p76 start 10 is beyond EOD, truncated [ 440.636643] loop4: p77 start 10 is beyond EOD, truncated [ 440.642100] loop4: p78 start 10 is beyond EOD, truncated [ 440.647628] loop4: p79 start 10 is beyond EOD, truncated [ 440.653075] loop4: p80 start 10 is beyond EOD, truncated [ 440.658616] loop4: p81 start 10 is beyond EOD, truncated [ 440.664147] loop4: p82 start 10 is beyond EOD, truncated [ 440.669590] loop4: p83 start 10 is beyond EOD, truncated [ 440.675125] loop4: p84 start 10 is beyond EOD, truncated [ 440.681344] loop4: p85 start 10 is beyond EOD, truncated [ 440.686891] loop4: p86 start 10 is beyond EOD, truncated [ 440.692341] loop4: p87 start 10 is beyond EOD, truncated [ 440.697867] loop4: p88 start 10 is beyond EOD, truncated [ 440.703314] loop4: p89 start 10 is beyond EOD, truncated [ 440.708831] loop4: p90 start 10 is beyond EOD, truncated [ 440.714386] loop4: p91 start 10 is beyond EOD, truncated [ 440.719832] loop4: p92 start 10 is beyond EOD, truncated [ 440.725345] loop4: p93 start 10 is beyond EOD, truncated [ 440.730801] loop4: p94 start 10 is beyond EOD, truncated [ 440.736323] loop4: p95 start 10 is beyond EOD, truncated [ 440.741770] loop4: p96 start 10 is beyond EOD, truncated [ 440.747278] loop4: p97 start 10 is beyond EOD, truncated [ 440.752737] loop4: p98 start 10 is beyond EOD, truncated [ 440.758287] loop4: p99 start 10 is beyond EOD, truncated [ 440.763863] loop4: p100 start 10 is beyond EOD, truncated [ 440.769912] loop4: p101 start 10 is beyond EOD, truncated [ 440.776003] loop4: p102 start 10 is beyond EOD, truncated [ 440.785253] loop4: p103 start 10 is beyond EOD, truncated [ 440.790826] loop4: p104 start 10 is beyond EOD, truncated [ 440.797107] loop4: p105 start 10 is beyond EOD, truncated [ 440.802646] loop4: p106 start 10 is beyond EOD, truncated [ 440.809212] loop4: p107 start 10 is beyond EOD, truncated [ 440.815289] loop4: p108 start 10 is beyond EOD, truncated [ 440.820831] loop4: p109 start 10 is beyond EOD, truncated [ 440.827209] loop4: p110 start 10 is beyond EOD, truncated [ 440.832748] loop4: p111 start 10 is beyond EOD, truncated [ 440.839029] loop4: p112 start 10 is beyond EOD, truncated [ 440.845180] loop4: p113 start 10 is beyond EOD, truncated [ 440.850722] loop4: p114 start 10 is beyond EOD, truncated [ 440.856992] loop4: p115 start 10 is beyond EOD, truncated [ 440.862525] loop4: p116 start 10 is beyond EOD, truncated [ 440.868831] loop4: p117 start 10 is beyond EOD, truncated [ 440.874910] loop4: p118 start 10 is beyond EOD, truncated [ 440.881182] loop4: p119 start 10 is beyond EOD, truncated [ 440.887448] loop4: p120 start 10 is beyond EOD, truncated [ 440.892983] loop4: p121 start 10 is beyond EOD, truncated [ 440.899267] loop4: p122 start 10 is beyond EOD, truncated [ 440.905399] loop4: p123 start 10 is beyond EOD, truncated [ 440.910942] loop4: p124 start 10 is beyond EOD, truncated [ 440.917183] loop4: p125 start 10 is beyond EOD, truncated [ 440.922719] loop4: p126 start 10 is beyond EOD, truncated [ 440.929038] loop4: p127 start 10 is beyond EOD, truncated [ 440.935152] loop4: p128 start 10 is beyond EOD, truncated [ 440.940703] loop4: p129 start 10 is beyond EOD, truncated [ 440.946979] loop4: p130 start 10 is beyond EOD, truncated [ 440.952510] loop4: p131 start 10 is beyond EOD, truncated [ 440.958837] loop4: p132 start 10 is beyond EOD, truncated [ 440.965030] loop4: p133 start 10 is beyond EOD, truncated [ 440.970426] block nbd0: shutting down sockets [ 440.970731] loop4: p134 start 10 is beyond EOD, truncated [ 440.980691] loop4: p135 start 10 is beyond EOD, truncated [ 440.987522] loop4: p136 start 10 is beyond EOD, truncated [ 440.993103] loop4: p137 start 10 is beyond EOD, truncated [ 440.998770] loop4: p138 start 10 is beyond EOD, truncated [ 441.004521] loop4: p139 start 10 is beyond EOD, truncated [ 441.010097] loop4: p140 start 10 is beyond EOD, truncated [ 441.015859] loop4: p141 start 10 is beyond EOD, truncated [ 441.021398] loop4: p142 start 10 is beyond EOD, truncated [ 441.027029] loop4: p143 start 10 is beyond EOD, truncated [ 441.032571] loop4: p144 start 10 is beyond EOD, truncated [ 441.038195] loop4: p145 start 10 is beyond EOD, truncated [ 441.044195] loop4: p146 start 10 is beyond EOD, truncated [ 441.049739] loop4: p147 start 10 is beyond EOD, truncated [ 441.055353] loop4: p148 start 10 is beyond EOD, truncated [ 441.060884] loop4: p149 start 10 is beyond EOD, truncated [ 441.066492] loop4: p150 start 10 is beyond EOD, truncated [ 441.072023] loop4: p151 start 10 is beyond EOD, truncated [ 441.077637] loop4: p152 start 10 is beyond EOD, truncated [ 441.083170] loop4: p153 start 10 is beyond EOD, truncated [ 441.089761] loop4: p154 start 10 is beyond EOD, truncated [ 441.095402] loop4: p155 start 10 is beyond EOD, truncated [ 441.100937] loop4: p156 start 10 is beyond EOD, truncated [ 441.106552] loop4: p157 start 10 is beyond EOD, truncated [ 441.112091] loop4: p158 start 10 is beyond EOD, truncated [ 441.117826] loop4: p159 start 10 is beyond EOD, truncated [ 441.123372] loop4: p160 start 10 is beyond EOD, truncated [ 441.129004] loop4: p161 start 10 is beyond EOD, truncated [ 441.134643] loop4: p162 start 10 is beyond EOD, truncated [ 441.140314] loop4: p163 start 10 is beyond EOD, truncated [ 441.146013] loop4: p164 start 10 is beyond EOD, truncated [ 441.151604] loop4: p165 start 10 is beyond EOD, truncated [ 441.157318] loop4: p166 start 10 is beyond EOD, truncated [ 441.162862] loop4: p167 start 10 is beyond EOD, truncated [ 441.168490] loop4: p168 start 10 is beyond EOD, truncated [ 441.174157] loop4: p169 start 10 is beyond EOD, truncated [ 441.179942] loop4: p170 start 10 is beyond EOD, truncated [ 441.185554] loop4: p171 start 10 is beyond EOD, truncated [ 441.191831] loop4: p172 start 10 is beyond EOD, truncated [ 441.197625] loop4: p173 start 10 is beyond EOD, truncated [ 441.203173] loop4: p174 start 10 is beyond EOD, truncated [ 441.208795] loop4: p175 start 10 is beyond EOD, truncated [ 441.214639] loop4: p176 start 10 is beyond EOD, truncated [ 441.220184] loop4: p177 start 10 is beyond EOD, truncated [ 441.225960] loop4: p178 start 10 is beyond EOD, truncated [ 441.231499] loop4: p179 start 10 is beyond EOD, truncated [ 441.237234] loop4: p180 start 10 is beyond EOD, truncated [ 441.242777] loop4: p181 start 10 is beyond EOD, truncated [ 441.248404] loop4: p182 start 10 is beyond EOD, truncated [ 441.254089] loop4: p183 start 10 is beyond EOD, truncated [ 441.259630] loop4: p184 start 10 is beyond EOD, truncated [ 441.265255] loop4: p185 start 10 is beyond EOD, truncated [ 441.270790] loop4: p186 start 10 is beyond EOD, truncated [ 441.280620] loop4: p187 start 10 is beyond EOD, truncated [ 441.286785] loop4: p188 start 10 is beyond EOD, truncated [ 441.288306] ieee802154 phy0 wpan0: encryption failed: -22 [ 441.293402] loop4: p189 start 10 is beyond EOD, truncated [ 441.297974] ieee802154 phy1 wpan1: encryption failed: -22 [ 441.303581] loop4: p190 start 10 is beyond EOD, truncated [ 441.314643] loop4: p191 start 10 is beyond EOD, truncated [ 441.320234] loop4: p192 start 10 is beyond EOD, truncated [ 441.326223] loop4: p193 start 10 is beyond EOD, truncated [ 441.331764] loop4: p194 start 10 is beyond EOD, truncated [ 441.337451] loop4: p195 start 10 is beyond EOD, truncated [ 441.343002] loop4: p196 start 10 is beyond EOD, truncated [ 441.348634] loop4: p197 start 10 is beyond EOD, truncated [ 441.354258] loop4: p198 start 10 is beyond EOD, truncated [ 441.359785] loop4: p199 start 10 is beyond EOD, truncated [ 441.365382] loop4: p200 start 10 is beyond EOD, truncated [ 441.370919] loop4: p201 start 10 is beyond EOD, truncated [ 441.376706] loop4: p202 start 10 is beyond EOD, truncated [ 441.382320] loop4: p203 start 10 is beyond EOD, truncated [ 441.387944] loop4: p204 start 10 is beyond EOD, truncated [ 441.394736] loop4: p205 start 10 is beyond EOD, truncated [ 441.400374] loop4: p206 start 10 is beyond EOD, truncated [ 441.405971] loop4: p207 start 10 is beyond EOD, truncated [ 441.411508] loop4: p208 start 10 is beyond EOD, truncated [ 441.417121] loop4: p209 start 10 is beyond EOD, truncated [ 441.422655] loop4: p210 start 10 is beyond EOD, truncated [ 441.428266] loop4: p211 start 10 is beyond EOD, truncated [ 441.434014] loop4: p212 start 10 is beyond EOD, truncated [ 441.439559] loop4: p213 start 10 is beyond EOD, truncated [ 441.445180] loop4: p214 start 10 is beyond EOD, truncated [ 441.450716] loop4: p215 start 10 is beyond EOD, truncated [ 441.456361] loop4: p216 start 10 is beyond EOD, truncated [ 441.461898] loop4: p217 start 10 is beyond EOD, truncated [ 441.467517] loop4: p218 start 10 is beyond EOD, truncated [ 441.473051] loop4: p219 start 10 is beyond EOD, truncated [ 441.478674] loop4: p220 start 10 is beyond EOD, truncated [ 441.484285] loop4: p221 start 10 is beyond EOD, truncated [ 441.489808] loop4: p222 start 10 is beyond EOD, truncated [ 441.496487] loop4: p223 start 10 is beyond EOD, truncated [ 441.502030] loop4: p224 start 10 is beyond EOD, truncated [ 441.507618] loop4: p225 start 10 is beyond EOD, truncated [ 441.513161] loop4: p226 start 10 is beyond EOD, truncated [ 441.518767] loop4: p227 start 10 is beyond EOD, truncated [ 441.524374] loop4: p228 start 10 is beyond EOD, truncated [ 441.529909] loop4: p229 start 10 is beyond EOD, truncated [ 441.535548] loop4: p230 start 10 is beyond EOD, truncated [ 441.541076] loop4: p231 start 10 is beyond EOD, truncated [ 441.546717] loop4: p232 start 10 is beyond EOD, truncated [ 441.552249] loop4: p233 start 10 is beyond EOD, truncated [ 441.557856] loop4: p234 start 10 is beyond EOD, truncated [ 441.563385] loop4: p235 start 10 is beyond EOD, truncated [ 441.568979] loop4: p236 start 10 is beyond EOD, truncated [ 441.574613] loop4: p237 start 10 is beyond EOD, truncated [ 441.580150] loop4: p238 start 10 is beyond EOD, truncated [ 441.585735] loop4: p239 start 10 is beyond EOD, truncated [ 441.591273] loop4: p240 start 10 is beyond EOD, truncated [ 441.597881] loop4: p241 start 10 is beyond EOD, truncated [ 441.603426] loop4: p242 start 10 is beyond EOD, truncated [ 441.609050] loop4: p243 start 10 is beyond EOD, truncated [ 441.614681] loop4: p244 start 10 is beyond EOD, truncated [ 441.620232] loop4: p245 start 10 is beyond EOD, truncated [ 441.625832] loop4: p246 start 10 is beyond EOD, truncated [ 441.631364] loop4: p247 start 10 is beyond EOD, truncated [ 441.636976] loop4: p248 start 10 is beyond EOD, truncated [ 441.642510] loop4: p249 start 10 is beyond EOD, truncated [ 441.648262] loop4: p250 start 10 is beyond EOD, truncated [ 441.653905] loop4: p251 start 10 is beyond EOD, truncated [ 441.659438] loop4: p252 start 10 is beyond EOD, truncated [ 441.665036] loop4: p253 start 10 is beyond EOD, truncated [ 441.670565] loop4: p254 start 10 is beyond EOD, truncated 13:04:38 executing program 4: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) (async) perf_event_open(&(0x7f000001d000)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7fffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) syz_read_part_table(0x0, 0x1, &(0x7f0000000180)=[{&(0x7f00000000c0)="0201fdffffff0a000000ff45ac000000000005000800000000000000024000ffffff82000000e10000008877007200300700a6ffffff00000000008000da55aa", 0x40, 0x1c0}]) r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r1 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 13:04:38 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000058650000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:38 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd30, 0x0, 0x0) 13:04:38 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000006000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:38 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x800) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) 13:04:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) openat$cgroup(r3, &(0x7f0000000300)='syz1\x00', 0x200002, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$AUTOFS_DEV_IOCTL_CATATONIC(0xffffffffffffffff, 0xc0189379, &(0x7f00000000c0)={{0x1, 0x1, 0x18, r0}, './file0\x00'}) getsockname$packet(r5, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000180)=0x14) sendmsg$nl_route_sched(r6, &(0x7f00000002c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)=ANY=[@ANYBLOB="84000000240001002abd7000fa47e70000000000", @ANYRES32=r7, @ANYBLOB="00000e00e0ff02000b000c00060005007f3f000006000500010200000a000100626669666f00000008000200010400000800010061746d0008000100736662002c00020028000100ffffffff090000007f00000004000000810000000300000007000000ae00000080000000"], 0x84}, 0x1, 0x0, 0x0, 0x2c008010}, 0x0) [ 441.676190] loop4: p255 start 10 is beyond EOD, truncated 13:04:38 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd32, 0x0, 0x0) 13:04:38 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000810000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:38 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000586500000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 441.864762] block nbd0: shutting down sockets 13:04:38 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) openat$cgroup(r3, &(0x7f0000000300)='syz1\x00', 0x200002, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$AUTOFS_DEV_IOCTL_CATATONIC(0xffffffffffffffff, 0xc0189379, &(0x7f00000000c0)={{0x1, 0x1, 0x18, r0}, './file0\x00'}) getsockname$packet(r5, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000180)=0x14) sendmsg$nl_route_sched(r6, &(0x7f00000002c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)=ANY=[@ANYBLOB="84000000240001002abd7000fa47e70000000000", @ANYRES32=r7, @ANYBLOB="00000e00e0ff02000b000c00060005007f3f000006000500010200000a000100626669666f00000008000200010400000800010061746d0008000100736662002c00020028000100ffffffff090000007f00000004000000810000000300000007000000ae00000080000000"], 0x84}, 0x1, 0x0, 0x0, 0x2c008010}, 0x0) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) openat$cgroup(r3, &(0x7f0000000300)='syz1\x00', 0x200002, 0x0) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) ioctl$AUTOFS_DEV_IOCTL_CATATONIC(0xffffffffffffffff, 0xc0189379, &(0x7f00000000c0)={{0x1, 0x1, 0x18, r0}, './file0\x00'}) (async) getsockname$packet(r5, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000180)=0x14) (async) sendmsg$nl_route_sched(r6, &(0x7f00000002c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)=ANY=[@ANYBLOB="84000000240001002abd7000fa47e70000000000", @ANYRES32=r7, @ANYBLOB="00000e00e0ff02000b000c00060005007f3f000006000500010200000a000100626669666f00000008000200010400000800010061746d0008000100736662002c00020028000100ffffffff090000007f00000004000000810000000300000007000000ae00000080000000"], 0x84}, 0x1, 0x0, 0x0, 0x2c008010}, 0x0) (async) 13:04:38 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd38, 0x0, 0x0) [ 441.956917] loop4: p1 p2 < p5 p6 p7 p8 p9 p10 p11 p12 p13 p14 p15 p16 p17 p18 p19 p20 p21 p22 p23 p24 p25 p26 p27 p28 p29 p30 p31 p32 p33 p34 p35 p36 p37 p38 p39 p40 p41 p42 p43 p44 p45 p46 p47 p48 p49 p50 p51 p52 p53 p54 p55 p56 p57 p58 p59 p60 p61 p62 p63 p64 p65 p66 p67 p68 p69 p70 p71 p72 p73 p74 p75 p76 p77 p78 p79 p80 p81 p82 p83 p84 p85 p86 p87 p88 p89 p90 p91 p92 p93 p94 p95 p96 p97 p98 p99 p100 p101 p102 p103 p104 p105 p106 p107 p108 p109 p110 p111 p112 p113 p114 p115 p116 p117 p118 p119 p120 p121 p122 p123 p124 p125 p126 p127 p128 p129 p130 p131 p132 p133 p134 p135 p136 p137 p138 p139 p140 p141 p142 p143 p144 p145 p146 p147 p148 p149 p150 p151 p152 p153 p154 p155 p156 p157 p158 p159 p160 p161 p162 p163 p164 p165 p166 p167 p168 p169 p170 p171 p172 p173 p174 p175 p176 p177 p178 p179 p180 p181 p182 p183 p184 p185 p186 p187 p188 p189 p190 p191 p192 p193 p194 p195 p196 p197 p198 p199 p200 p201 p202 p203 p204 p205 p206 p207 p208 p209 p210 p211 p212 p213 p214 p215 p216 p217 p218 p21 13:04:38 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000ffffa8880000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 442.190223] loop4: partition table partially beyond EOD, truncated [ 442.201638] loop4: p1 start 10 is beyond EOD, truncated [ 442.212101] loop4: p2 size 2 extends beyond EOD, truncated [ 442.221994] block nbd0: shutting down sockets [ 442.253840] loop4: p3 start 225 is beyond EOD, truncated [ 442.274773] loop4: p4 size 3657465856 extends beyond EOD, truncated [ 442.297450] loop4: p5 start 10 is beyond EOD, truncated [ 442.319455] loop4: p6 start 10 is beyond EOD, truncated [ 442.332605] loop4: p7 start 10 is beyond EOD, truncated [ 442.338937] loop4: p8 start 10 is beyond EOD, truncated [ 442.345527] loop4: p9 start 10 is beyond EOD, truncated [ 442.350908] loop4: p10 start 10 is beyond EOD, truncated [ 442.357495] loop4: p11 start 10 is beyond EOD, truncated [ 442.362947] loop4: p12 start 10 is beyond EOD, truncated [ 442.369144] loop4: p13 start 10 is beyond EOD, truncated [ 442.375181] loop4: p14 start 10 is beyond EOD, truncated [ 442.380630] loop4: p15 start 10 is beyond EOD, truncated [ 442.386252] loop4: p16 start 10 is beyond EOD, truncated [ 442.391798] loop4: p17 start 10 is beyond EOD, truncated [ 442.397449] loop4: p18 start 10 is beyond EOD, truncated [ 442.402907] loop4: p19 start 10 is beyond EOD, truncated [ 442.408627] loop4: p20 start 10 is beyond EOD, truncated [ 442.414261] loop4: p21 start 10 is beyond EOD, truncated [ 442.419708] loop4: p22 start 10 is beyond EOD, truncated [ 442.425415] loop4: p23 start 10 is beyond EOD, truncated [ 442.430864] loop4: p24 start 10 is beyond EOD, truncated [ 442.436502] loop4: p25 start 10 is beyond EOD, truncated [ 442.441949] loop4: p26 start 10 is beyond EOD, truncated [ 442.447584] loop4: p27 start 10 is beyond EOD, truncated [ 442.453028] loop4: p28 start 10 is beyond EOD, truncated [ 442.458768] loop4: p29 start 10 is beyond EOD, truncated [ 442.464309] loop4: p30 start 10 is beyond EOD, truncated [ 442.469756] loop4: p31 start 10 is beyond EOD, truncated [ 442.475297] loop4: p32 start 10 is beyond EOD, truncated [ 442.480831] loop4: p33 start 10 is beyond EOD, truncated [ 442.486367] loop4: p34 start 10 is beyond EOD, truncated [ 442.491812] loop4: p35 start 10 is beyond EOD, truncated [ 442.497327] loop4: p36 start 10 is beyond EOD, truncated [ 442.502770] loop4: p37 start 10 is beyond EOD, truncated [ 442.508287] loop4: p38 start 10 is beyond EOD, truncated [ 442.513820] loop4: p39 start 10 is beyond EOD, truncated [ 442.519267] loop4: p40 start 10 is beyond EOD, truncated [ 442.524787] loop4: p41 start 10 is beyond EOD, truncated [ 442.530226] loop4: p42 start 10 is beyond EOD, truncated [ 442.535745] loop4: p43 start 10 is beyond EOD, truncated [ 442.541188] loop4: p44 start 10 is beyond EOD, truncated [ 442.546690] loop4: p45 start 10 is beyond EOD, truncated [ 442.552135] loop4: p46 start 10 is beyond EOD, truncated [ 442.557701] loop4: p47 start 10 is beyond EOD, truncated [ 442.563149] loop4: p48 start 10 is beyond EOD, truncated [ 442.568675] loop4: p49 start 10 is beyond EOD, truncated [ 442.574201] loop4: p50 start 10 is beyond EOD, truncated [ 442.579640] loop4: p51 start 10 is beyond EOD, truncated [ 442.585157] loop4: p52 start 10 is beyond EOD, truncated [ 442.590592] loop4: p53 start 10 is beyond EOD, truncated [ 442.596101] loop4: p54 start 10 is beyond EOD, truncated [ 442.601545] loop4: p55 start 10 is beyond EOD, truncated [ 442.607066] loop4: p56 start 10 is beyond EOD, truncated [ 442.612508] loop4: p57 start 10 is beyond EOD, truncated [ 442.618030] loop4: p58 start 10 is beyond EOD, truncated [ 442.624152] loop4: p59 start 10 is beyond EOD, truncated [ 442.629646] loop4: p60 start 10 is beyond EOD, truncated [ 442.635162] loop4: p61 start 10 is beyond EOD, truncated [ 442.640595] loop4: p62 start 10 is beyond EOD, truncated [ 442.646096] loop4: p63 start 10 is beyond EOD, truncated [ 442.651541] loop4: p64 start 10 is beyond EOD, truncated [ 442.657052] loop4: p65 start 10 is beyond EOD, truncated [ 442.662498] loop4: p66 start 10 is beyond EOD, truncated [ 442.668046] loop4: p67 start 10 is beyond EOD, truncated [ 442.673547] loop4: p68 start 10 is beyond EOD, truncated [ 442.678993] loop4: p69 start 10 is beyond EOD, truncated [ 442.684509] loop4: p70 start 10 is beyond EOD, truncated [ 442.689952] loop4: p71 start 10 is beyond EOD, truncated [ 442.695467] loop4: p72 start 10 is beyond EOD, truncated [ 442.700911] loop4: p73 start 10 is beyond EOD, truncated [ 442.706421] loop4: p74 start 10 is beyond EOD, truncated [ 442.711861] loop4: p75 start 10 is beyond EOD, truncated [ 442.717378] loop4: p76 start 10 is beyond EOD, truncated [ 442.722820] loop4: p77 start 10 is beyond EOD, truncated [ 442.728012] block nbd4: shutting down sockets [ 442.729369] loop4: p78 start 10 is beyond EOD, truncated [ 442.739204] loop4: p79 start 10 is beyond EOD, truncated [ 442.745529] loop4: p80 start 10 is beyond EOD, truncated [ 442.750997] loop4: p81 start 10 is beyond EOD, truncated [ 442.756523] loop4: p82 start 10 is beyond EOD, truncated [ 442.761965] loop4: p83 start 10 is beyond EOD, truncated [ 442.767474] loop4: p84 start 10 is beyond EOD, truncated [ 442.772918] loop4: p85 start 10 is beyond EOD, truncated [ 442.778487] loop4: p86 start 10 is beyond EOD, truncated [ 442.784129] loop4: p87 start 10 is beyond EOD, truncated [ 442.789573] loop4: p88 start 10 is beyond EOD, truncated [ 442.795116] loop4: p89 start 10 is beyond EOD, truncated [ 442.800566] loop4: p90 start 10 is beyond EOD, truncated [ 442.806098] loop4: p91 start 10 is beyond EOD, truncated [ 442.811540] loop4: p92 start 10 is beyond EOD, truncated [ 442.817052] loop4: p93 start 10 is beyond EOD, truncated [ 442.822491] loop4: p94 start 10 is beyond EOD, truncated [ 442.828957] loop4: p95 start 10 is beyond EOD, truncated [ 442.834492] loop4: p96 start 10 is beyond EOD, truncated [ 442.839934] loop4: p97 start 10 is beyond EOD, truncated [ 442.845459] loop4: p98 start 10 is beyond EOD, truncated [ 442.850911] loop4: p99 start 10 is beyond EOD, truncated [ 442.856420] loop4: p100 start 10 is beyond EOD, truncated [ 442.861954] loop4: p101 start 10 is beyond EOD, truncated [ 442.867546] loop4: p102 start 10 is beyond EOD, truncated [ 442.873073] loop4: p103 start 10 is beyond EOD, truncated [ 442.878958] loop4: p104 start 10 is beyond EOD, truncated [ 442.884578] loop4: p105 start 10 is beyond EOD, truncated [ 442.890112] loop4: p106 start 10 is beyond EOD, truncated [ 442.895712] loop4: p107 start 10 is beyond EOD, truncated [ 442.901238] loop4: p108 start 10 is beyond EOD, truncated [ 442.906829] loop4: p109 start 10 is beyond EOD, truncated [ 442.912355] loop4: p110 start 10 is beyond EOD, truncated [ 442.917963] loop4: p111 start 10 is beyond EOD, truncated [ 442.923684] loop4: p112 start 10 is beyond EOD, truncated [ 442.929886] loop4: p113 start 10 is beyond EOD, truncated [ 442.935498] loop4: p114 start 10 is beyond EOD, truncated [ 442.941030] loop4: p115 start 10 is beyond EOD, truncated [ 442.946627] loop4: p116 start 10 is beyond EOD, truncated [ 442.952155] loop4: p117 start 10 is beyond EOD, truncated [ 442.957809] loop4: p118 start 10 is beyond EOD, truncated [ 442.963338] loop4: p119 start 10 is beyond EOD, truncated [ 442.968936] loop4: p120 start 10 is beyond EOD, truncated [ 442.974539] loop4: p121 start 10 is beyond EOD, truncated [ 442.980063] loop4: p122 start 10 is beyond EOD, truncated [ 442.985657] loop4: p123 start 10 is beyond EOD, truncated [ 442.991184] loop4: p124 start 10 is beyond EOD, truncated [ 442.996788] loop4: p125 start 10 is beyond EOD, truncated [ 443.002311] loop4: p126 start 10 is beyond EOD, truncated [ 443.007918] loop4: p127 start 10 is beyond EOD, truncated [ 443.013502] loop4: p128 start 10 is beyond EOD, truncated [ 443.019027] loop4: p129 start 10 is beyond EOD, truncated [ 443.024631] loop4: p130 start 10 is beyond EOD, truncated [ 443.031218] loop4: p131 start 10 is beyond EOD, truncated [ 443.036834] loop4: p132 start 10 is beyond EOD, truncated [ 443.042378] loop4: p133 start 10 is beyond EOD, truncated [ 443.047992] loop4: p134 start 10 is beyond EOD, truncated [ 443.053602] loop4: p135 start 10 is beyond EOD, truncated [ 443.059130] loop4: p136 start 10 is beyond EOD, truncated [ 443.064720] loop4: p137 start 10 is beyond EOD, truncated [ 443.070244] loop4: p138 start 10 is beyond EOD, truncated [ 443.075854] loop4: p139 start 10 is beyond EOD, truncated [ 443.081381] loop4: p140 start 10 is beyond EOD, truncated [ 443.086976] loop4: p141 start 10 is beyond EOD, truncated [ 443.092504] loop4: p142 start 10 is beyond EOD, truncated [ 443.098129] loop4: p143 start 10 is beyond EOD, truncated [ 443.103743] loop4: p144 start 10 is beyond EOD, truncated [ 443.109269] loop4: p145 start 10 is beyond EOD, truncated [ 443.115294] loop4: p146 start 10 is beyond EOD, truncated [ 443.120840] loop4: p147 start 10 is beyond EOD, truncated [ 443.126451] loop4: p148 start 10 is beyond EOD, truncated [ 443.131982] loop4: p149 start 10 is beyond EOD, truncated [ 443.138684] loop4: p150 start 10 is beyond EOD, truncated [ 443.144300] loop4: p151 start 10 is beyond EOD, truncated [ 443.149846] loop4: p152 start 10 is beyond EOD, truncated [ 443.155458] loop4: p153 start 10 is beyond EOD, truncated [ 443.160986] loop4: p154 start 10 is beyond EOD, truncated [ 443.166592] loop4: p155 start 10 is beyond EOD, truncated [ 443.172126] loop4: p156 start 10 is beyond EOD, truncated [ 443.177726] loop4: p157 start 10 is beyond EOD, truncated [ 443.183254] loop4: p158 start 10 is beyond EOD, truncated [ 443.188860] loop4: p159 start 10 is beyond EOD, truncated [ 443.194569] loop4: p160 start 10 is beyond EOD, truncated [ 443.200099] loop4: p161 start 10 is beyond EOD, truncated [ 443.205717] loop4: p162 start 10 is beyond EOD, truncated [ 443.211244] loop4: p163 start 10 is beyond EOD, truncated [ 443.216838] loop4: p164 start 10 is beyond EOD, truncated [ 443.222374] loop4: p165 start 10 is beyond EOD, truncated [ 443.228010] loop4: p166 start 10 is beyond EOD, truncated [ 443.233631] loop4: p167 start 10 is beyond EOD, truncated [ 443.239844] loop4: p168 start 10 is beyond EOD, truncated [ 443.245453] loop4: p169 start 10 is beyond EOD, truncated [ 443.250988] loop4: p170 start 10 is beyond EOD, truncated [ 443.256589] loop4: p171 start 10 is beyond EOD, truncated [ 443.262118] loop4: p172 start 10 is beyond EOD, truncated [ 443.267726] loop4: p173 start 10 is beyond EOD, truncated [ 443.273258] loop4: p174 start 10 is beyond EOD, truncated [ 443.278852] loop4: p175 start 10 is beyond EOD, truncated [ 443.284485] loop4: p176 start 10 is beyond EOD, truncated [ 443.290027] loop4: p177 start 10 is beyond EOD, truncated [ 443.295644] loop4: p178 start 10 is beyond EOD, truncated [ 443.301177] loop4: p179 start 10 is beyond EOD, truncated [ 443.306790] loop4: p180 start 10 is beyond EOD, truncated [ 443.312317] loop4: p181 start 10 is beyond EOD, truncated [ 443.317933] loop4: p182 start 10 is beyond EOD, truncated [ 443.323540] loop4: p183 start 10 is beyond EOD, truncated [ 443.323554] loop4: p184 start 10 is beyond EOD, truncated [ 443.323561] loop4: p185 start 10 is beyond EOD, truncated [ 443.323569] loop4: p186 start 10 is beyond EOD, truncated [ 443.323577] loop4: p187 start 10 is beyond EOD, truncated [ 443.323586] loop4: p188 start 10 is beyond EOD, truncated [ 443.323594] loop4: p189 start 10 is beyond EOD, truncated [ 443.323603] loop4: p190 start 10 is beyond EOD, truncated [ 443.323612] loop4: p191 start 10 is beyond EOD, truncated [ 443.323620] loop4: p192 start 10 is beyond EOD, truncated [ 443.323629] loop4: p193 start 10 is beyond EOD, truncated [ 443.323637] loop4: p194 start 10 is beyond EOD, truncated [ 443.323646] loop4: p195 start 10 is beyond EOD, truncated [ 443.323654] loop4: p196 start 10 is beyond EOD, truncated [ 443.402083] loop4: p197 start 10 is beyond EOD, truncated [ 443.407674] loop4: p198 start 10 is beyond EOD, truncated [ 443.413205] loop4: p199 start 10 is beyond EOD, truncated [ 443.418806] loop4: p200 start 10 is beyond EOD, truncated [ 443.424437] loop4: p201 start 10 is beyond EOD, truncated [ 443.429968] loop4: p202 start 10 is beyond EOD, truncated [ 443.435569] loop4: p203 start 10 is beyond EOD, truncated [ 443.441823] loop4: p204 start 10 is beyond EOD, truncated [ 443.447460] loop4: p205 start 10 is beyond EOD, truncated [ 443.452995] loop4: p206 start 10 is beyond EOD, truncated [ 443.458582] loop4: p207 start 10 is beyond EOD, truncated [ 443.464210] loop4: p208 start 10 is beyond EOD, truncated [ 443.469744] loop4: p209 start 10 is beyond EOD, truncated [ 443.475354] loop4: p210 start 10 is beyond EOD, truncated [ 443.480889] loop4: p211 start 10 is beyond EOD, truncated [ 443.486509] loop4: p212 start 10 is beyond EOD, truncated [ 443.492039] loop4: p213 start 10 is beyond EOD, truncated [ 443.497644] loop4: p214 start 10 is beyond EOD, truncated [ 443.503171] loop4: p215 start 10 is beyond EOD, truncated [ 443.508772] loop4: p216 start 10 is beyond EOD, truncated [ 443.514367] loop4: p217 start 10 is beyond EOD, truncated [ 443.519897] loop4: p218 start 10 is beyond EOD, truncated [ 443.525506] loop4: p219 start 10 is beyond EOD, truncated [ 443.531031] loop4: p220 start 10 is beyond EOD, truncated [ 443.536614] loop4: p221 start 10 is beyond EOD, truncated [ 443.542135] loop4: p222 start 10 is beyond EOD, truncated [ 443.548713] loop4: p223 start 10 is beyond EOD, truncated [ 443.554320] loop4: p224 start 10 is beyond EOD, truncated [ 443.559844] loop4: p225 start 10 is beyond EOD, truncated [ 443.565445] loop4: p226 start 10 is beyond EOD, truncated [ 443.570978] loop4: p227 start 10 is beyond EOD, truncated [ 443.576573] loop4: p228 start 10 is beyond EOD, truncated [ 443.582101] loop4: p229 start 10 is beyond EOD, truncated [ 443.587698] loop4: p230 start 10 is beyond EOD, truncated [ 443.593228] loop4: p231 start 10 is beyond EOD, truncated [ 443.598828] loop4: p232 start 10 is beyond EOD, truncated [ 443.604450] loop4: p233 start 10 is beyond EOD, truncated [ 443.609978] loop4: p234 start 10 is beyond EOD, truncated [ 443.615579] loop4: p235 start 10 is beyond EOD, truncated [ 443.621103] loop4: p236 start 10 is beyond EOD, truncated [ 443.626697] loop4: p237 start 10 is beyond EOD, truncated [ 443.632237] loop4: p238 start 10 is beyond EOD, truncated [ 443.637830] loop4: p239 start 10 is beyond EOD, truncated [ 443.643354] loop4: p240 start 10 is beyond EOD, truncated [ 443.649955] loop4: p241 start 10 is beyond EOD, truncated [ 443.655575] loop4: p242 start 10 is beyond EOD, truncated [ 443.661099] loop4: p243 start 10 is beyond EOD, truncated [ 443.666702] loop4: p244 start 10 is beyond EOD, truncated [ 443.672232] loop4: p245 start 10 is beyond EOD, truncated [ 443.677820] loop4: p246 start 10 is beyond EOD, truncated [ 443.683343] loop4: p247 start 10 is beyond EOD, truncated [ 443.688949] loop4: p248 start 10 is beyond EOD, truncated [ 443.694558] loop4: p249 start 10 is beyond EOD, truncated [ 443.700084] loop4: p250 start 10 is beyond EOD, truncated [ 443.705683] loop4: p251 start 10 is beyond EOD, truncated [ 443.711217] loop4: p252 start 10 is beyond EOD, truncated [ 443.716806] loop4: p253 start 10 is beyond EOD, truncated 13:04:40 executing program 4: shmat(0xffffffffffffffff, &(0x7f0000ff9000/0x4000)=nil, 0x2000) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = signalfd(0xffffffffffffffff, &(0x7f0000000080)={[0x800]}, 0x8) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:40 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000008100000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:40 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd45, 0x0, 0x0) 13:04:40 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) openat$cgroup(r3, &(0x7f0000000300)='syz1\x00', 0x200002, 0x0) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async, rerun: 64) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) (async, rerun: 64) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$AUTOFS_DEV_IOCTL_CATATONIC(0xffffffffffffffff, 0xc0189379, &(0x7f00000000c0)={{0x1, 0x1, 0x18, r0}, './file0\x00'}) (async) getsockname$packet(r5, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000180)=0x14) sendmsg$nl_route_sched(r6, &(0x7f00000002c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)=ANY=[@ANYBLOB="84000000240001002abd7000fa47e70000000000", @ANYRES32=r7, @ANYBLOB="00000e00e0ff02000b000c00060005007f3f000006000500010200000a000100626669666f00000008000200010400000800010061746d0008000100736662002c00020028000100ffffffff090000007f00000004000000810000000300000007000000ae00000080000000"], 0x84}, 0x1, 0x0, 0x0, 0x2c008010}, 0x0) 13:04:40 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000ffffff9e0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0x125f) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 443.722332] loop4: p254 start 10 is beyond EOD, truncated [ 443.727934] loop4: p255 start 10 is beyond EOD, truncated 13:04:40 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000003db0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:40 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000039900000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:40 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd4d, 0x0, 0x0) [ 443.893534] block nbd0: Device being setup by another task 13:04:40 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0x125f) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:40 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000f000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 443.955405] block nbd2: shutting down sockets [ 443.974354] block nbd0: shutting down sockets 13:04:40 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000fffffff00000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:40 executing program 4: shmat(0xffffffffffffffff, &(0x7f0000ff9000/0x4000)=nil, 0x2000) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = signalfd(0xffffffffffffffff, &(0x7f0000000080)={[0x800]}, 0x8) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$NBD_DO_IT(r1, 0xab03) shmat(0xffffffffffffffff, &(0x7f0000ff9000/0x4000)=nil, 0x2000) (async) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) (async) signalfd(0xffffffffffffffff, &(0x7f0000000080)={[0x800]}, 0x8) (async) ioctl$NBD_DISCONNECT(r2, 0xab08) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 13:04:40 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd5f, 0x0, 0x0) 13:04:40 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000fffff0000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 444.204003] block nbd2: shutting down sockets 13:04:41 executing program 4: shmat(0xffffffffffffffff, &(0x7f0000ff9000/0x4000)=nil, 0x2000) (async) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) (async) r2 = signalfd(0xffffffffffffffff, &(0x7f0000000080)={[0x800]}, 0x8) ioctl$NBD_DISCONNECT(r2, 0xab08) (async) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x8022c3) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x66142) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:41 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000fffffffc0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:41 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd62, 0x0, 0x0) 13:04:41 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000010000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0x125f) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:41 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000088a8ffff0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:41 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd6e, 0x0, 0x0) 13:04:41 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000020000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:41 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000f0ffff0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:41 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd70, 0x0, 0x0) 13:04:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0x125d) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:41 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000030000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 444.877639] block nbd0: server does not support multiple connections per device. [ 444.886047] block nbd2: shutting down sockets [ 444.905798] block nbd0: shutting down sockets 13:04:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x8022c3) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x66142) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:41 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000140)={0x0, 0x10, &(0x7f0000000100)=[@in={0x2, 0x0, @rand_addr=0x64010101}]}, &(0x7f0000000180)=0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f0000002340)=ANY=[@ANYRESOCT=r4, @ANYBLOB="7cb1197b7fbb2428942041177aa94836e833e2289e2f704f9ff94983ef80d8eb10eb3422fa942dd8dbb495447b711636dbd631a1c8fd311b13341e107683b50db2c571e062427d97905c911db1f5cc4c67e32b55bb77be9bf2a9a5e583435c33f895608d01562f9fcaae3e9c6bc5868c8a32f1eea8b5cbd408baf36f1e3523edf037bbbc4ec191a3841b1b14a66f18233843d0fb90", @ANYRESDEC=r1, @ANYRES8], &(0x7f0000000040)=0x8) r5 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f0000000000)={0x1, [0x0]}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x7d, &(0x7f00000001c0)={r6}, &(0x7f0000002300)=0xff7f) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r2, 0x84, 0x13, &(0x7f0000000100)={r6, 0x80}, &(0x7f0000000180)=0x8) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r7 = syz_open_procfs(0x0, 0x0) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x2) r8 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f0000000240)={0x0, r7}, 0x10) sendfile(r8, r0, &(0x7f00000022c0)=0x8000000000000000, 0x80079c) read$FUSE(r7, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r7, 0x107, 0x12, &(0x7f0000000140), 0x4) perf_event_open(&(0x7f0000000080)={0x5, 0x80, 0xfd, 0x8, 0x7f, 0x9, 0x0, 0x7, 0x20, 0x3, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x4, 0x4, @perf_config_ext={0xff, 0x9}, 0x40, 0xb5, 0x8000, 0x3, 0x8, 0x101, 0x8, 0x0, 0x10000, 0x0, 0x8}, 0x0, 0x7, r7, 0xa) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:41 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000007fffffff0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:41 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000040000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:41 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd76, 0x0, 0x0) 13:04:41 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000009effffff0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:41 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000060000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:41 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0x125d) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 445.153999] block nbd2: shutting down sockets [ 445.173850] block nbd0: Device being setup by another task 13:04:41 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd83, 0x0, 0x0) 13:04:41 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000070000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:41 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000f0ffffff0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 445.213557] block nbd0: Device being setup by another task 13:04:41 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x8022c3) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x66142) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x8022c3) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x66142) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) 13:04:41 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd8b, 0x0, 0x0) [ 445.282255] block nbd0: shutting down sockets [ 445.353709] block nbd2: shutting down sockets [ 445.533582] block nbd0: server does not support multiple connections per device. [ 445.541238] block nbd0: shutting down sockets 13:04:42 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000140)={0x0, 0x10, &(0x7f0000000100)=[@in={0x2, 0x0, @rand_addr=0x64010101}]}, &(0x7f0000000180)=0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f0000002340)=ANY=[@ANYRESOCT=r4, @ANYBLOB="7cb1197b7fbb2428942041177aa94836e833e2289e2f704f9ff94983ef80d8eb10eb3422fa942dd8dbb495447b711636dbd631a1c8fd311b13341e107683b50db2c571e062427d97905c911db1f5cc4c67e32b55bb77be9bf2a9a5e583435c33f895608d01562f9fcaae3e9c6bc5868c8a32f1eea8b5cbd408baf36f1e3523edf037bbbc4ec191a3841b1b14a66f18233843d0fb90", @ANYRESDEC=r1, @ANYRES8], &(0x7f0000000040)=0x8) r5 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f0000000000)={0x1, [0x0]}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x7d, &(0x7f00000001c0)={r6}, &(0x7f0000002300)=0xff7f) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r2, 0x84, 0x13, &(0x7f0000000100)={r6, 0x80}, &(0x7f0000000180)=0x8) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r7 = syz_open_procfs(0x0, 0x0) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x2) r8 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f0000000240)={0x0, r7}, 0x10) sendfile(r8, r0, &(0x7f00000022c0)=0x8000000000000000, 0x80079c) (async) read$FUSE(r7, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r7, 0x107, 0x12, &(0x7f0000000140), 0x4) (async, rerun: 32) perf_event_open(&(0x7f0000000080)={0x5, 0x80, 0xfd, 0x8, 0x7f, 0x9, 0x0, 0x7, 0x20, 0x3, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x4, 0x4, @perf_config_ext={0xff, 0x9}, 0x40, 0xb5, 0x8000, 0x3, 0x8, 0x101, 0x8, 0x0, 0x10000, 0x0, 0x8}, 0x0, 0x7, r7, 0xa) (async, rerun: 32) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:42 executing program 2: r0 = socket$inet_udp(0x2, 0x2, 0x0) r1 = getpgid(0x0) perf_event_open(&(0x7f0000000300)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, r1, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r2, &(0x7f0000000000)={0x40000000, 0x0, &(0x7f0000000040)={&(0x7f0000000240)=ANY=[], 0x10}}, 0x0) bind$inet(r0, &(0x7f00000001c0)={0x2, 0x0, @local}, 0x16) sendmsg$key(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2, 0xd, 0x3, 0x7, 0x3, 0x0, 0x70bd27, 0x25dfdbfd, [@sadb_x_nat_t_type={0x1, 0x14, 0x4}]}, 0x18}}, 0x0) connect$inet(r0, &(0x7f0000000480)={0x2, 0x0, @multicast1}, 0x10) setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@loopback, @in6=@local, 0x0, 0x0, 0x0, 0x0, 0x2}, {}, {}, 0x0, 0x0, 0x1}, {{@in=@empty, 0x0, 0x32}, 0x0, @in=@broadcast, 0x0, 0x0, 0x0, 0xb7}}, 0xe8) sendmmsg(r0, &(0x7f0000007fc0), 0x800001d, 0x5d7928e712) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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_emit_ethernet(0x46, &(0x7f0000000000)={@local, @remote, @void, {@ipv4={0x800, @icmp={{0x5, 0x4, 0x0, 0x0, 0x38, 0x0, 0x0, 0x0, 0x1, 0x0, @private=0xa010102, @local}, @time_exceeded={0x3, 0x0, 0x0, 0x3, 0x0, 0x3f18, {0x5, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2f, 0x0, @local, @loopback}, "2400655800010008"}}}}}, 0x0) 13:04:42 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000080000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:42 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000fcffffff0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:42 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xd9d, 0x0, 0x0) 13:04:42 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x10b440) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x40) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) recvfrom$inet6(r3, &(0x7f0000000100)=""/91, 0x5b, 0x40020123, 0x0, 0x0) r4 = perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) listen(r3, 0x0) dup3(r4, r3, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r6 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 445.961143] block nbd4: shutting down sockets 13:04:42 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000ffffffffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:42 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xda0, 0x0, 0x0) 13:04:42 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000000a0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:42 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:42 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xdac, 0x0, 0x0) 13:04:42 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 446.348400] block nbd0: shutting down sockets 13:04:43 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000140)={0x0, 0x10, &(0x7f0000000100)=[@in={0x2, 0x0, @rand_addr=0x64010101}]}, &(0x7f0000000180)=0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f0000002340)=ANY=[@ANYRESOCT=r4, @ANYBLOB="7cb1197b7fbb2428942041177aa94836e833e2289e2f704f9ff94983ef80d8eb10eb3422fa942dd8dbb495447b711636dbd631a1c8fd311b13341e107683b50db2c571e062427d97905c911db1f5cc4c67e32b55bb77be9bf2a9a5e583435c33f895608d01562f9fcaae3e9c6bc5868c8a32f1eea8b5cbd408baf36f1e3523edf037bbbc4ec191a3841b1b14a66f18233843d0fb90", @ANYRESDEC=r1, @ANYRES8], &(0x7f0000000040)=0x8) r5 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f0000000000)={0x1, [0x0]}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x7d, &(0x7f00000001c0)={r6}, &(0x7f0000002300)=0xff7f) getsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r2, 0x84, 0x13, &(0x7f0000000100)={r6, 0x80}, &(0x7f0000000180)=0x8) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r7 = syz_open_procfs(0x0, 0x0) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x2) (async, rerun: 64) r8 = bpf$BPF_RAW_TRACEPOINT_OPEN_UNNAMED(0x11, &(0x7f0000000240)={0x0, r7}, 0x10) (rerun: 64) sendfile(r8, r0, &(0x7f00000022c0)=0x8000000000000000, 0x80079c) (async) read$FUSE(r7, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r7, 0x107, 0x12, &(0x7f0000000140), 0x4) perf_event_open(&(0x7f0000000080)={0x5, 0x80, 0xfd, 0x8, 0x7f, 0x9, 0x0, 0x7, 0x20, 0x3, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x4, 0x4, @perf_config_ext={0xff, 0x9}, 0x40, 0xb5, 0x8000, 0x3, 0x8, 0x101, 0x8, 0x0, 0x10000, 0x0, 0x8}, 0x0, 0x7, r7, 0xa) (async) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:43 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000000c0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:43 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xdae, 0x0, 0x0) 13:04:43 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x10b440) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x40) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) recvfrom$inet6(r3, &(0x7f0000000100)=""/91, 0x5b, 0x40020123, 0x0, 0x0) r4 = perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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}, 0x0, 0x0, 0xffffffffffffffff, 0x0) listen(r3, 0x0) dup3(r4, r3, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r6 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x10b440) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x40) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) socket$inet6_tcp(0xa, 0x1, 0x0) (async) recvfrom$inet6(r3, &(0x7f0000000100)=""/91, 0x5b, 0x40020123, 0x0, 0x0) (async) perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async) listen(r3, 0x0) (async) dup3(r4, r3, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) (async) ioctl$NBD_DO_IT(r5, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) 13:04:43 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:43 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x10b440) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x40) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) recvfrom$inet6(r3, &(0x7f0000000100)=""/91, 0x5b, 0x40020123, 0x0, 0x0) r4 = perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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}, 0x0, 0x0, 0xffffffffffffffff, 0x0) listen(r3, 0x0) dup3(r4, r3, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r6 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 446.908696] block nbd4: shutting down sockets 13:04:43 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:43 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xdb4, 0x0, 0x0) 13:04:43 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000000e0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:43 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:43 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xdc1, 0x0, 0x0) 13:04:43 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000000f0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 447.198121] block nbd2: shutting down sockets [ 447.202878] block nbd0: shutting down sockets 13:04:44 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000000)=0x14) ioctl$NBD_CLEAR_QUE(r0, 0xab05) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$TIOCSETD(r2, 0x5423, &(0x7f00000000c0)=0x5) ioctl$TIOCVHANGUP(r2, 0x5437, 0x0) ioctl$VT_WAITACTIVE(r2, 0x5607) ioctl$BTRFS_IOC_SEND(r2, 0x40489426, &(0x7f00000000c0)={{r1}, 0x0, &(0x7f0000000080), 0x6, 0x4}) r3 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:44 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x10b440) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x40) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) recvfrom$inet6(r3, &(0x7f0000000100)=""/91, 0x5b, 0x40020123, 0x0, 0x0) r4 = perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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}, 0x0, 0x0, 0xffffffffffffffff, 0x0) listen(r3, 0x0) dup3(r4, r3, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r6 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:44 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x10b440) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x40) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) recvfrom$inet6(r3, &(0x7f0000000100)=""/91, 0x5b, 0x40020123, 0x0, 0x0) (async) r4 = perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) listen(r3, 0x0) (async) dup3(r4, r3, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r6 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) (async) ioctl$NBD_DO_IT(r5, 0xab03) (async, rerun: 64) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (rerun: 64) 13:04:44 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:44 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xdc9, 0x0, 0x0) 13:04:44 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000100000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 447.883215] block nbd4: shutting down sockets 13:04:44 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xddb, 0x0, 0x0) 13:04:44 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000600000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:44 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:44 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xddd, 0x0, 0x0) 13:04:44 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000058650000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 448.076330] mkiss: ax0: crc mode is auto. [ 448.093528] block nbd0: Device being setup by another task [ 448.099399] block nbd0: shutting down sockets 13:04:44 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x10b440) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x40) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) recvfrom$inet6(r3, &(0x7f0000000100)=""/91, 0x5b, 0x40020123, 0x0, 0x0) r4 = perf_event_open(&(0x7f0000000080)={0x2, 0x80, 0xc7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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}, 0x0, 0x0, 0xffffffffffffffff, 0x0) listen(r3, 0x0) dup3(r4, r3, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r6 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 448.161523] block nbd2: shutting down sockets [ 448.175214] block nbd0: Device being setup by another task [ 448.472620] block nbd2: shutting down sockets 13:04:45 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:45 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x408041) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:45 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xde9, 0x0, 0x0) 13:04:45 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000810000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:45 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000000)=0x14) (async) ioctl$NBD_CLEAR_QUE(r0, 0xab05) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$TIOCSETD(r2, 0x5423, &(0x7f00000000c0)=0x5) (async) ioctl$TIOCVHANGUP(r2, 0x5437, 0x0) (async) ioctl$VT_WAITACTIVE(r2, 0x5607) (async) ioctl$BTRFS_IOC_SEND(r2, 0x40489426, &(0x7f00000000c0)={{r1}, 0x0, &(0x7f0000000080), 0x6, 0x4}) (async) r3 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:45 executing program 2: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1aa}], 0x1, 0x0, 0x0) [ 448.843560] block nbd4: shutting down sockets 13:04:45 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:45 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000ffffa8880000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:45 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xdeb, 0x0, 0x0) 13:04:45 executing program 2: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1aa}], 0x1, 0x0, 0x0) 13:04:45 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:45 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000003990000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:45 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xdf1, 0x0, 0x0) 13:04:45 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x408041) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async, rerun: 32) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async, rerun: 32) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async, rerun: 64) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (rerun: 64) [ 449.133662] block nbd0: shutting down sockets 13:04:45 executing program 2: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000fffffff000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:45 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 449.364365] block nbd0: Device being setup by another task [ 449.383746] block nbd0: Device being setup by another task [ 449.453706] block nbd0: shutting down sockets 13:04:46 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000000)=0x14) (async) ioctl$NBD_CLEAR_QUE(r0, 0xab05) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) (async) ioctl$TIOCSETD(r2, 0x5423, &(0x7f00000000c0)=0x5) ioctl$TIOCVHANGUP(r2, 0x5437, 0x0) ioctl$VT_WAITACTIVE(r2, 0x5607) (async) ioctl$BTRFS_IOC_SEND(r2, 0x40489426, &(0x7f00000000c0)={{r1}, 0x0, &(0x7f0000000080), 0x6, 0x4}) (async) r3 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:46 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000ffffff9e0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:46 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xdfe, 0x0, 0x0) 13:04:46 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 1) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:46 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 449.832828] block nbd4: shutting down sockets 13:04:46 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:46 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000fffffff00000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:46 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe06, 0x0, 0x0) [ 449.994195] FAULT_INJECTION: forcing a failure. [ 449.994195] name failslab, interval 1, probability 0, space 0, times 0 [ 450.008113] mkiss: ax0: crc mode is auto. [ 450.032376] CPU: 1 PID: 31831 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 450.040294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 450.049649] Call Trace: [ 450.052248] dump_stack+0x1fc/0x2ef [ 450.055885] should_fail.cold+0xa/0xf [ 450.059696] ? setup_fault_attr+0x200/0x200 [ 450.064029] ? lock_acquire+0x170/0x3c0 [ 450.068021] __should_failslab+0x115/0x180 [ 450.072264] should_failslab+0x5/0x10 [ 450.076067] __kmalloc+0x2ab/0x3c0 [ 450.079611] ? __alloc_workqueue_key+0x789/0xed0 [ 450.084380] __alloc_workqueue_key+0x789/0xed0 [ 450.088975] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 450.094009] ? deref_stack_reg+0x1d0/0x1d0 [ 450.098250] ? nbd_ioctl+0x151/0xbe0 [ 450.101971] ? mutex_trylock+0x1a0/0x1a0 [ 450.106045] ? apparmor_sb_mount+0x970/0x970 [ 450.110467] nbd_start_device+0x183/0xd60 [ 450.114623] ? security_capable+0x8f/0xc0 [ 450.118786] nbd_ioctl+0x62c/0xbe0 [ 450.122333] ? _copy_from_user+0xd2/0x130 [ 450.126489] ? nbd_disconnect_and_put+0x190/0x190 [ 450.131347] ? __lock_acquire+0x6de/0x3ff0 [ 450.135594] ? nbd_disconnect_and_put+0x190/0x190 [ 450.140455] blkdev_ioctl+0x5cb/0x1a80 [ 450.144353] ? blkpg_ioctl+0x9d0/0x9d0 [ 450.148249] ? get_pid_task+0xf4/0x190 [ 450.152231] ? mark_held_locks+0xf0/0xf0 [ 450.156302] ? proc_fail_nth_write+0x95/0x1d0 [ 450.160822] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 450.165753] ? __fdget_pos+0x26f/0x310 [ 450.169655] block_ioctl+0xe9/0x130 [ 450.173371] ? blkdev_fallocate+0x3f0/0x3f0 [ 450.177699] do_vfs_ioctl+0xcdb/0x12e0 [ 450.181590] ? lock_downgrade+0x720/0x720 [ 450.185746] ? check_preemption_disabled+0x41/0x280 [ 450.190770] ? ioctl_preallocate+0x200/0x200 [ 450.195190] ? __fget+0x356/0x510 [ 450.198651] ? do_dup2+0x450/0x450 [ 450.202196] ? vfs_write+0x393/0x540 [ 450.205917] ? fput+0x2b/0x190 [ 450.209121] ksys_ioctl+0x9b/0xc0 [ 450.212581] __x64_sys_ioctl+0x6f/0xb0 [ 450.216477] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 450.221067] do_syscall_64+0xf9/0x620 [ 450.224881] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 450.230072] RIP: 0033:0x7fd62fa35109 [ 450.233789] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 450.252695] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 450.260409] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 450.267686] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 450.274963] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 450.282238] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 13:04:46 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000fffffffc0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 450.289512] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 13:04:46 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x408041) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:46 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe18, 0x0, 0x0) 13:04:46 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 450.430989] block nbd2: Could not allocate knbd recv work queue. [ 450.443984] block nbd2: shutting down sockets [ 450.535474] block nbd0: shutting down sockets 13:04:47 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x8001) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x3) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:47 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000088a8ffff0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:47 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe1a, 0x0, 0x0) 13:04:47 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000000ffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:47 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 2) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:47 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) r5 = socket(0x5, 0xa, 0x8) sendmmsg(r5, &(0x7f0000000400)=[{{&(0x7f00000000c0)=@phonet={0x23, 0x1, 0x6, 0x30}, 0x80, &(0x7f00000002c0)=[{&(0x7f0000000140)="9c9c9ecbd92f1e695b27c47fdd57d2756ab283fc7dc293156b9b717f7e4aa3aaf2bfb8a33d82565655921ba3f9aeff8d", 0x30}, {&(0x7f0000000740)="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0x1000}, {&(0x7f0000000180)="2d55ecd5189b381b2f2919d4b6f4652bd3105cfa020dc6b4208a563f91481cbabd53856f65d5ad3d705f2c5e6d14f19fe80537d9a947e6a76d4d15f45e3395354706fb8cd15688ab6a0dff36c7adaaf596a435340e77c02ac0f0768990955d43a979d2c81a9871dd096b61841c100d2e7f45ae46c86f0a03b985a47139ce5ca9b6c4287426ae2faa46b78161d722a9801271f58f80bbb775a997c54b6b8f644437e3c2e85a98bd8a6dbe886ae84544acd759536e62c557b724bf223815fd4fc80b829c8cda1c69ba3073f7e57a1317", 0xcf}, {&(0x7f0000001740)="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0x1000}, {&(0x7f0000000280)="a937", 0x2}], 0x5, &(0x7f0000000340)=[{0xc0, 0x107, 0x80000001, "8eb26dcf1d140f0d1500c974de4daa3d9f88cc5c0b29ca717dbdca5c350725c117f50cc58a8472220945fa453732f99b489614f64484ae3483730e89942b132b26449b0e4a2215b87203edb5e851addcf3fea30ada82b04e0f79f0522766bfbf8ee4de38b5c8614358a1ee231d0d9ceff87ed4a5053336e4d439e654af94c56e5839753a6fa20a85e3928282fa2b1d0b42ee116922b7cb7f0a37cfe6e255994bdc21fb48babe00b49ca4"}], 0xc0}}], 0x1, 0x1) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 450.796154] block nbd4: shutting down sockets 13:04:47 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000f0ffff0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 450.913817] FAULT_INJECTION: forcing a failure. [ 450.913817] name failslab, interval 1, probability 0, space 0, times 0 [ 450.937118] CPU: 1 PID: 31906 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 450.945024] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 450.954386] Call Trace: [ 450.956985] dump_stack+0x1fc/0x2ef [ 450.960624] should_fail.cold+0xa/0xf [ 450.964432] ? setup_fault_attr+0x200/0x200 [ 450.968764] ? lock_acquire+0x170/0x3c0 [ 450.972758] __should_failslab+0x115/0x180 [ 450.977013] should_failslab+0x5/0x10 [ 450.980821] kmem_cache_alloc_trace+0x284/0x380 [ 450.985505] __alloc_workqueue_key+0x7de/0xed0 [ 450.990107] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 450.995136] ? deref_stack_reg+0x1d0/0x1d0 [ 450.999382] ? nbd_ioctl+0x151/0xbe0 [ 451.003107] ? mutex_trylock+0x1a0/0x1a0 [ 451.007177] ? apparmor_sb_mount+0x970/0x970 [ 451.011600] nbd_start_device+0x183/0xd60 [ 451.015753] ? security_capable+0x8f/0xc0 [ 451.019914] nbd_ioctl+0x62c/0xbe0 [ 451.023462] ? _copy_from_user+0xd2/0x130 [ 451.027621] ? nbd_disconnect_and_put+0x190/0x190 [ 451.032483] ? __lock_acquire+0x6de/0x3ff0 [ 451.036728] ? nbd_disconnect_and_put+0x190/0x190 [ 451.041578] blkdev_ioctl+0x5cb/0x1a80 [ 451.045471] ? blkpg_ioctl+0x9d0/0x9d0 [ 451.049372] ? get_pid_task+0xf4/0x190 [ 451.053267] ? mark_held_locks+0xf0/0xf0 [ 451.057335] ? proc_fail_nth_write+0x95/0x1d0 [ 451.061849] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 451.066787] ? __fdget_pos+0x26f/0x310 [ 451.070694] block_ioctl+0xe9/0x130 [ 451.074322] ? blkdev_fallocate+0x3f0/0x3f0 [ 451.078653] do_vfs_ioctl+0xcdb/0x12e0 [ 451.082545] ? lock_downgrade+0x720/0x720 [ 451.086698] ? check_preemption_disabled+0x41/0x280 [ 451.091726] ? ioctl_preallocate+0x200/0x200 [ 451.096142] ? __fget+0x356/0x510 [ 451.099599] ? do_dup2+0x450/0x450 [ 451.103146] ? vfs_write+0x393/0x540 [ 451.106874] ? fput+0x2b/0x190 [ 451.110082] ksys_ioctl+0x9b/0xc0 [ 451.113544] __x64_sys_ioctl+0x6f/0xb0 [ 451.117451] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 451.122048] do_syscall_64+0xf9/0x620 [ 451.125858] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 451.131046] RIP: 0033:0x7fd62fa35109 [ 451.134763] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 451.153668] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 13:04:47 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe26, 0x0, 0x0) 13:04:47 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe28, 0x0, 0x0) 13:04:47 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe2e, 0x0, 0x0) 13:04:47 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe3b, 0x0, 0x0) 13:04:47 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000000ffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 451.161387] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 451.168674] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 451.175944] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 451.183211] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 451.190484] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 451.251248] block nbd2: Could not allocate knbd recv work queue. [ 451.260122] block nbd0: Device being setup by another task [ 451.273018] block nbd2: shutting down sockets [ 451.340894] block nbd0: shutting down sockets 13:04:48 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x8001) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x3) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x8001) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) (async) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x3) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 13:04:48 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:48 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000007fffffff0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:48 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe43, 0x0, 0x0) 13:04:48 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 3) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:48 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x1) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async, rerun: 32) r4 = socket(0x40000000002, 0x3, 0x2) (rerun: 32) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) r5 = socket(0x5, 0xa, 0x8) sendmmsg(r5, &(0x7f0000000400)=[{{&(0x7f00000000c0)=@phonet={0x23, 0x1, 0x6, 0x30}, 0x80, &(0x7f00000002c0)=[{&(0x7f0000000140)="9c9c9ecbd92f1e695b27c47fdd57d2756ab283fc7dc293156b9b717f7e4aa3aaf2bfb8a33d82565655921ba3f9aeff8d", 0x30}, {&(0x7f0000000740)="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0x1000}, {&(0x7f0000000180)="2d55ecd5189b381b2f2919d4b6f4652bd3105cfa020dc6b4208a563f91481cbabd53856f65d5ad3d705f2c5e6d14f19fe80537d9a947e6a76d4d15f45e3395354706fb8cd15688ab6a0dff36c7adaaf596a435340e77c02ac0f0768990955d43a979d2c81a9871dd096b61841c100d2e7f45ae46c86f0a03b985a47139ce5ca9b6c4287426ae2faa46b78161d722a9801271f58f80bbb775a997c54b6b8f644437e3c2e85a98bd8a6dbe886ae84544acd759536e62c557b724bf223815fd4fc80b829c8cda1c69ba3073f7e57a1317", 0xcf}, {&(0x7f0000001740)="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0x1000}, {&(0x7f0000000280)="a937", 0x2}], 0x5, &(0x7f0000000340)=[{0xc0, 0x107, 0x80000001, "8eb26dcf1d140f0d1500c974de4daa3d9f88cc5c0b29ca717dbdca5c350725c117f50cc58a8472220945fa453732f99b489614f64484ae3483730e89942b132b26449b0e4a2215b87203edb5e851addcf3fea30ada82b04e0f79f0522766bfbf8ee4de38b5c8614358a1ee231d0d9ceff87ed4a5053336e4d439e654af94c56e5839753a6fa20a85e3928282fa2b1d0b42ee116922b7cb7f0a37cfe6e255994bdc21fb48babe00b49ca4"}], 0xc0}}], 0x1, 0x1) (async) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 451.730144] block nbd4: shutting down sockets 13:04:48 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000009effffff0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 451.784150] FAULT_INJECTION: forcing a failure. [ 451.784150] name failslab, interval 1, probability 0, space 0, times 0 [ 451.806192] CPU: 1 PID: 31952 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 451.814102] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 451.823459] Call Trace: [ 451.826057] dump_stack+0x1fc/0x2ef [ 451.829773] should_fail.cold+0xa/0xf 13:04:48 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe55, 0x0, 0x0) 13:04:48 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000f0ffffff0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 451.833587] ? setup_fault_attr+0x200/0x200 [ 451.837914] ? lock_acquire+0x170/0x3c0 [ 451.841903] __should_failslab+0x115/0x180 [ 451.846145] should_failslab+0x5/0x10 [ 451.849954] __kmalloc+0x2ab/0x3c0 [ 451.853500] ? apply_wqattrs_prepare+0xf7/0xa50 [ 451.858184] apply_wqattrs_prepare+0xf7/0xa50 [ 451.862697] apply_workqueue_attrs_locked+0xc5/0x120 [ 451.867811] __alloc_workqueue_key+0x9c4/0xed0 [ 451.872445] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 451.877468] ? nbd_ioctl+0x151/0xbe0 13:04:48 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe57, 0x0, 0x0) [ 451.881184] ? mutex_trylock+0x1a0/0x1a0 [ 451.885258] ? apparmor_sb_mount+0x970/0x970 [ 451.889679] nbd_start_device+0x183/0xd60 [ 451.893830] ? security_capable+0x8f/0xc0 [ 451.897995] nbd_ioctl+0x62c/0xbe0 [ 451.901544] ? _copy_from_user+0xd2/0x130 [ 451.905697] ? nbd_disconnect_and_put+0x190/0x190 [ 451.910546] ? __lock_acquire+0x6de/0x3ff0 [ 451.914798] ? nbd_disconnect_and_put+0x190/0x190 [ 451.919658] blkdev_ioctl+0x5cb/0x1a80 [ 451.923554] ? blkpg_ioctl+0x9d0/0x9d0 [ 451.927447] ? get_pid_task+0xf4/0x190 13:04:48 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe63, 0x0, 0x0) [ 451.931339] ? mark_held_locks+0xf0/0xf0 [ 451.935401] ? proc_fail_nth_write+0x95/0x1d0 [ 451.939904] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 451.944836] ? __fdget_pos+0x26f/0x310 [ 451.948741] block_ioctl+0xe9/0x130 [ 451.952370] ? blkdev_fallocate+0x3f0/0x3f0 [ 451.956696] do_vfs_ioctl+0xcdb/0x12e0 [ 451.960593] ? lock_downgrade+0x720/0x720 [ 451.964747] ? check_preemption_disabled+0x41/0x280 [ 451.969770] ? ioctl_preallocate+0x200/0x200 [ 451.974187] ? __fget+0x356/0x510 [ 451.977650] ? do_dup2+0x450/0x450 [ 451.981199] ? vfs_write+0x393/0x540 13:04:48 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe65, 0x0, 0x0) [ 451.984936] ? fput+0x2b/0x190 [ 451.988136] ksys_ioctl+0x9b/0xc0 [ 451.991591] __x64_sys_ioctl+0x6f/0xb0 [ 451.995488] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 452.000076] do_syscall_64+0xf9/0x620 [ 452.003889] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 452.009079] RIP: 0033:0x7fd62fa35109 [ 452.012797] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 452.031700] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 452.039412] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 452.046689] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 452.053957] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 452.061208] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 452.068456] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 13:04:48 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x8001) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x3) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x8001) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) (async) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x3) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 13:04:48 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe6b, 0x0, 0x0) 13:04:48 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000000ffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:48 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000fcffffff0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:48 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 4) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 452.110159] block nbd4: Could not allocate knbd recv work queue. [ 452.117547] block nbd2: Could not allocate knbd recv work queue. [ 452.126093] block nbd2: shutting down sockets [ 452.134650] block nbd4: shutting down sockets [ 452.225887] block nbd0: Device being setup by another task [ 452.237525] block nbd0: shutting down sockets [ 452.244478] FAULT_INJECTION: forcing a failure. [ 452.244478] name failslab, interval 1, probability 0, space 0, times 0 [ 452.259649] CPU: 1 PID: 32009 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 452.267541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 452.276904] Call Trace: [ 452.279491] dump_stack+0x1fc/0x2ef [ 452.283117] should_fail.cold+0xa/0xf [ 452.286919] ? setup_fault_attr+0x200/0x200 [ 452.291232] ? lock_acquire+0x170/0x3c0 [ 452.295193] __should_failslab+0x115/0x180 [ 452.299413] should_failslab+0x5/0x10 [ 452.303195] kmem_cache_alloc_trace+0x284/0x380 [ 452.307849] apply_wqattrs_prepare+0x137/0xa50 [ 452.312438] apply_workqueue_attrs_locked+0xc5/0x120 [ 452.317640] __alloc_workqueue_key+0x9c4/0xed0 [ 452.322211] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 452.327216] ? nbd_ioctl+0x151/0xbe0 [ 452.330913] ? mutex_trylock+0x1a0/0x1a0 [ 452.334957] ? apparmor_sb_mount+0x970/0x970 [ 452.339351] nbd_start_device+0x183/0xd60 [ 452.343483] ? security_capable+0x8f/0xc0 [ 452.347614] nbd_ioctl+0x62c/0xbe0 [ 452.351140] ? _copy_from_user+0xd2/0x130 [ 452.355272] ? nbd_disconnect_and_put+0x190/0x190 [ 452.360100] ? __lock_acquire+0x6de/0x3ff0 [ 452.364318] ? nbd_disconnect_and_put+0x190/0x190 [ 452.369139] blkdev_ioctl+0x5cb/0x1a80 [ 452.373006] ? blkpg_ioctl+0x9d0/0x9d0 [ 452.376873] ? get_pid_task+0xf4/0x190 [ 452.380753] ? mark_held_locks+0xf0/0xf0 [ 452.384801] ? proc_fail_nth_write+0x95/0x1d0 [ 452.389280] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 452.394190] ? __fdget_pos+0x26f/0x310 [ 452.398061] block_ioctl+0xe9/0x130 [ 452.401669] ? blkdev_fallocate+0x3f0/0x3f0 [ 452.405979] do_vfs_ioctl+0xcdb/0x12e0 [ 452.409861] ? lock_downgrade+0x720/0x720 [ 452.413991] ? check_preemption_disabled+0x41/0x280 [ 452.418988] ? ioctl_preallocate+0x200/0x200 [ 452.423378] ? __fget+0x356/0x510 [ 452.426810] ? do_dup2+0x450/0x450 [ 452.430354] ? vfs_write+0x393/0x540 [ 452.434059] ? fput+0x2b/0x190 [ 452.437234] ksys_ioctl+0x9b/0xc0 [ 452.440686] __x64_sys_ioctl+0x6f/0xb0 [ 452.444567] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 452.449133] do_syscall_64+0xf9/0x620 [ 452.452922] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 452.458098] RIP: 0033:0x7fd62fa35109 [ 452.461797] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 452.480680] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 452.488372] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 452.495626] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 452.502934] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 452.510185] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 452.517450] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 452.528893] block nbd2: Could not allocate knbd recv work queue. [ 452.534482] block nbd4: shutting down sockets [ 452.550452] block nbd2: shutting down sockets 13:04:49 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe78, 0x0, 0x0) 13:04:49 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000000ffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:49 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) r5 = socket(0x5, 0xa, 0x8) sendmmsg(r5, &(0x7f0000000400)=[{{&(0x7f00000000c0)=@phonet={0x23, 0x1, 0x6, 0x30}, 0x80, &(0x7f00000002c0)=[{&(0x7f0000000140)="9c9c9ecbd92f1e695b27c47fdd57d2756ab283fc7dc293156b9b717f7e4aa3aaf2bfb8a33d82565655921ba3f9aeff8d", 0x30}, {&(0x7f0000000740)="2fef2354403c7f4b9253d53667c34a43041ccfdca02750420682b07aee4f912df75668d8559b608c8ee8cad56f72b64a3b14ea3b389adcc6eef92610469faa55a426f0465a9a4e106a89e591b6d0f458911f4fd9e32441ebff79f1ce378921190f108528001834166b15434d6f10dd5755a9b84242d4ca942b125742e0d57394b1f172321f7c58f4be9e2b8ee482fe4fd010a10db038cceb0a9f3120e1210a938c71675b995d5d81916e4715f414b608b3ee85bf2f9a0eaff0c58463648ab484567b6a1b136ad62cbe10a57bba61227683aa1539ee847b9b535947bfd2babf65909281d03be416d1ff3e1b237a2e1e9e32a78dd5406e540850f24f4bec72e94f68496f9a2609824dc395dd060e3a9bd8440b3d4a6eda84f31644f1e436f5cd90633f6b9b9b0e50150fbcda83e091ea7fbcb0121216b53a2b8d372f3f8b310b617b4c8d135453737d2dd8ac122571feeded41ad54e31ebccfd291d9b2120253865d15435a20a08d9dc5697d8d300f48b82a773167ff95499509271b277c8003f28be4dfba83b5423d8e564b37f4a2513ad5794841d1ad572f083fb02d820d3ef29e6bab714c2346430b856a1312171650cdf5242e924b7a674843cf8e7e7f3931c06f0be66cc7e0188e1f01b8a79566b64650a242686316c6c3c7ddc9def33b5c1fb8113d8ef201e62db0fdbed42e91a700708fdefc33974e64ee18a8ca901cf2c1feaee6867a411af43055180274dc2d71d9aca9f03b8abdd57e7ef9a73ea74ab555df2d7830d8e9111dcb2180d2949969935ed5f7c3d3cff2678e4fed9215e7fd7f44287eb226baaad7dad9314ae9ae9efda3e468e76e1676dbd83a83c8ac2ddc1196ed90626a4e23a8c841765d4558a32df1e48170e3931f75e46cddc13c400e925086025f21d77dd4fc8b9a33cb3e0675201855607b3036b56791d69ef7f661c5c0a2dc1fbdc1b9edd066fd7766cf12ee448f968e0e45bdfc53a29d34302560531e2447c661e67d8c913e9e5cd78fda79b14dbb365b0c2ae661e28d1b2a18a7b982c1bfc157d465ef55c24bdc430b6dc1c6c2755bde0b865fd0dedfdec21e1967cb283b59b528bdac030dbd8099cfe146bdde80942931e07894baa3b7f833a9dbf5bf13c76749cd7af9385acab42bf5ca8eceb1f3cb2c4258dd9ddc3f38252beb6499ba0d94d20d0d8b097e0b31488f8a548497d2ba77acf923c74b1a9a51f80e98c9eeea3431ac53e2e6741ea0f0391a5b04c814568093148cfe3743eda9980fc88df3d185f350f9f8c4fdc741f9f121a5663c3d8bae0ead1388bca594468b9488746bc8dda909e3c78d02d48ce5380e19a3c098ee905393a0e36951fdc3e45648652f232bd3af3a8a83b1e6ed5a9d92ba1db9905c6b0d99b40dbfa14f6273ba343502fd74ea63751d5584df55ff91effa536f16f15f14151dd8cf89cfe277193213e5bc9ee990f172e3f6f52e8f133d965d73b6c1fe6c8c3a828cf6b1593eec2d2aa561acb850e1303b4f0a6d3f834b1d5e222a8e2b10ab43d82c9527d4e306081dc0b3daf9dc4016b1cc6de73895bac960cd515cf8c026b6559a9afef2463d70dafed8edafa80212253b28480c2ba4b7890478a809b02b4c8a251c6955461947d335a0fe679e5e350dd1cbdc573df6e4bf50c6a0785adf49e65713af3e79354a231862f73586e98645d3a65433442e78f15bdadf5385e11d4a55af0268f6cefcaa062ae612381bd41640aea9a0f1d63bc9d513b74b4993a66845ee27fbeded18bd7ddb68da3f0a244e408ae055d794d289957e2eab9fca07f3f47cd5b7c45292d6722dd8aa4de57c1a4f3559e2d0bca8c9a2f4025be6e4931017271a8fe33162dd24d59c3f8afdcad8de64858cd2ef3ae860016dd79eb2c3be57792215f8050ddd1f7afff31b666d8fb56fa19495aac97e789fbe6158ad1ff68f8e8b01a060e204ba837a19a4c43373d63369e039041bf16f270acd283cbcb5dd345bf2e72064cb506cc27584a964a754da475e20d4e7f9c701cd41c07bfb124d09f10842a1909ecde598ae86e5e8c8f2885b3ec9cdbae2f6d3daa42fa9b0d25f6ef74c41dcf866dc8f0c8ca667c79269f5a03b8252d3c4bf5dab7926c51a0b5a2e5842afb9632f9a5b0607454157a43086e8181d925354fa088a76875392e1f4d5d06cea60083e527228378e66580ac880620dc6def6526e61bd2b3deec8e56c4cf93e391821d8eccdc8b196706844f70582b8229e4e1c6d8140a9d83e0b897a2dc6f94607253de5d4ebd04dbc07489dac79b405f3597df310da1308383e3d19845118aec8bdaf3a17884f52cb9015ebbe1d9f3e36be55ba7c81e6a5df46c06a888da8cd662ec0521ce05bae59780cc04a74de3d057e86f5df98d321c882903d7baf2b6528f2a8aca2faa981d62cc77f354286c20b015df02add59d43d3b8263f07ba17c3aa8b8bbe38282a641cfebfaa87a23f1f866fddf8499bcb7f3f1edaed24be655ca260965bdc449d85cd2ebd6378595389479b4f53bd461e68e27afb7dfc5614e68b66cb7f13e105f0d9866874908149a6251641832c6ad18abb1aeb9cae959dcc289fc7c5573f6471204099415ecea1474e2f6eba41911453dd9ad331e016fa53a5bcbf7d65b80b4fd8d4c145b839e8d1891babc147f8b9b55affcc572633e0697c9ccaaccbb27f884528d73726722d456915fa43c736e34e5dca83d064e01d1a014e22a57bb0ce470b82524f0146098074f8fc1c0f47e0d7217cf86e3606ce44be39e01f4d2b3398f573700df1044d52ea66b476b035357a0ccbc560b36e2e7a410bce16a43821d07b111b5cdd1b4a6972c18e0c5b0aabe63f7ac20569a624455c4b769a2fa1e661b9b45c7f6316cbb3dc3ed0a32fe84c4d36e1ff4c73fc736c83247998ee95b47cf571937131e8e2e084aac3f91956eba0fdff8d47f964af192c92df425be6d14e03e1ba35a066cabb087485928cf9abb611d5f37ec589ca478a37d52f1ab5e529de109331b361e02f88f56d4814ce3d347df8121e4c76dff9656e32de44c0ef1f45f777d2780291cfce9382d68f7f915c06abeda6cb0a03af52f7e2d6cee09df9c2ad3adbfbe709f1fbd82636b01944bf0fa3252ebea5a67bd453564ad91423a15bbb47cff97655f3dc8d6afdb08daeb78cc71bb51f7be0d93dee182cfbb551fe8b6b87a73aa7419a5facb386250e96163c71b9943759e1bd5587e34c1205f04376fb7f79435d868c3dcb99602751be6e8acd8c076229695ade5708f05db7f5bf19bee54374e01d33826227177e7be988251ba0ab3b49ac9d7c10590c2143cb08afbdaa04ea28743578fa9b28de2756105ceeceeef405c36d1b9ec051e71a7f78e4cf496bd8290301e2c99b8265292ed7a4c99e9f97c8587b96547481392acf16bad67cb2af962d051fb6f15f39264b9a3a2184266805deca5f9668da15e3f0b1ac9fed4c757c5151dec1a22467d3346b8495df1ae2e63abfbebb458bfebb591d93c0e8ed6897773f8770149e4382c97ea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0x1000}, {&(0x7f0000000180)="2d55ecd5189b381b2f2919d4b6f4652bd3105cfa020dc6b4208a563f91481cbabd53856f65d5ad3d705f2c5e6d14f19fe80537d9a947e6a76d4d15f45e3395354706fb8cd15688ab6a0dff36c7adaaf596a435340e77c02ac0f0768990955d43a979d2c81a9871dd096b61841c100d2e7f45ae46c86f0a03b985a47139ce5ca9b6c4287426ae2faa46b78161d722a9801271f58f80bbb775a997c54b6b8f644437e3c2e85a98bd8a6dbe886ae84544acd759536e62c557b724bf223815fd4fc80b829c8cda1c69ba3073f7e57a1317", 0xcf}, {&(0x7f0000001740)="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0x1000}, {&(0x7f0000000280)="a937", 0x2}], 0x5, &(0x7f0000000340)=[{0xc0, 0x107, 0x80000001, "8eb26dcf1d140f0d1500c974de4daa3d9f88cc5c0b29ca717dbdca5c350725c117f50cc58a8472220945fa453732f99b489614f64484ae3483730e89942b132b26449b0e4a2215b87203edb5e851addcf3fea30ada82b04e0f79f0522766bfbf8ee4de38b5c8614358a1ee231d0d9ceff87ed4a5053336e4d439e654af94c56e5839753a6fa20a85e3928282fa2b1d0b42ee116922b7cb7f0a37cfe6e255994bdc21fb48babe00b49ca4"}], 0xc0}}], 0x1, 0x1) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:49 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000ffffffffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:49 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x20205) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x6) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:49 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 5) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:49 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe80, 0x0, 0x0) 13:04:49 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000007fff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:49 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:49 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe92, 0x0, 0x0) 13:04:49 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 452.725319] FAULT_INJECTION: forcing a failure. [ 452.725319] name failslab, interval 1, probability 0, space 0, times 0 [ 452.762886] CPU: 0 PID: 32039 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 452.770810] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 452.780167] Call Trace: [ 452.782763] dump_stack+0x1fc/0x2ef [ 452.786409] should_fail.cold+0xa/0xf [ 452.790221] ? setup_fault_attr+0x200/0x200 [ 452.794546] ? lock_acquire+0x170/0x3c0 [ 452.798533] __should_failslab+0x115/0x180 [ 452.802776] should_failslab+0x5/0x10 [ 452.806588] kmem_cache_alloc_trace+0x284/0x380 [ 452.811269] apply_wqattrs_prepare+0x1c4/0xa50 [ 452.815868] apply_workqueue_attrs_locked+0xc5/0x120 [ 452.820979] __alloc_workqueue_key+0x9c4/0xed0 13:04:49 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:49 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000f0ffffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 452.825579] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 452.830606] ? nbd_ioctl+0x151/0xbe0 [ 452.834330] ? mutex_trylock+0x1a0/0x1a0 [ 452.838405] ? apparmor_sb_mount+0x970/0x970 [ 452.842825] nbd_start_device+0x183/0xd60 [ 452.846980] ? security_capable+0x8f/0xc0 [ 452.851139] nbd_ioctl+0x62c/0xbe0 [ 452.854685] ? _copy_from_user+0xd2/0x130 [ 452.858839] ? nbd_disconnect_and_put+0x190/0x190 [ 452.863697] ? __lock_acquire+0x6de/0x3ff0 [ 452.867946] ? nbd_disconnect_and_put+0x190/0x190 [ 452.872799] blkdev_ioctl+0x5cb/0x1a80 [ 452.876678] ? blkpg_ioctl+0x9d0/0x9d0 [ 452.880550] ? get_pid_task+0xf4/0x190 [ 452.884418] ? mark_held_locks+0xf0/0xf0 [ 452.888460] ? proc_fail_nth_write+0x95/0x1d0 [ 452.892938] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 452.897847] ? __fdget_pos+0x26f/0x310 [ 452.901718] block_ioctl+0xe9/0x130 [ 452.905327] ? blkdev_fallocate+0x3f0/0x3f0 [ 452.909631] do_vfs_ioctl+0xcdb/0x12e0 [ 452.913512] ? lock_downgrade+0x720/0x720 [ 452.917648] ? check_preemption_disabled+0x41/0x280 [ 452.922647] ? ioctl_preallocate+0x200/0x200 [ 452.927040] ? __fget+0x356/0x510 [ 452.930473] ? do_dup2+0x450/0x450 [ 452.933992] ? vfs_write+0x393/0x540 [ 452.937702] ? fput+0x2b/0x190 [ 452.940887] ksys_ioctl+0x9b/0xc0 [ 452.944332] __x64_sys_ioctl+0x6f/0xb0 [ 452.948201] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 452.952764] do_syscall_64+0xf9/0x620 [ 452.956548] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 452.961717] RIP: 0033:0x7fd62fa35109 [ 452.965413] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 452.984298] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 452.991988] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 452.999240] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 453.006491] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 453.013741] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 453.020989] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 453.044034] block nbd2: Could not allocate knbd recv work queue. [ 453.056940] block nbd2: shutting down sockets [ 453.067457] block nbd0: Device being setup by another task 13:04:49 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$vcsn(&(0x7f00000000c0), 0x0, 0x0) ioctl$F2FS_IOC_PRECACHE_EXTENTS(r2, 0xf50f, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_SET_SOCK(r0, 0xab00, r5) ioctl$AUTOFS_DEV_IOCTL_READY(r2, 0xc0189376, &(0x7f0000000100)={{0x1, 0x1, 0x18, r1, {0x5}}, './file0\x00'}) r6 = socket$inet6(0xa, 0x400000000001, 0x0) close(r6) connect$inet6(r6, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) ioctl$sock_inet_SIOCSIFDSTADDR(r6, 0x8918, &(0x7f0000000240)={'sit0\x00', {0x2, 0x4e23, @empty}}) sendmsg$IPCTNL_MSG_TIMEOUT_DEFAULT_GET(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x30, 0x4, 0x8, 0x801, 0x0, 0x0, {0xa, 0x0, 0x4}, [@CTA_TIMEOUT_NAME={0x9, 0x1, 'syz0\x00'}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x20}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x1}]}, 0x30}}, 0x4000) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:49 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000200000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:49 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 453.103526] block nbd0: Device being setup by another task [ 453.136909] block nbd0: shutting down sockets [ 453.387597] block nbd0: shutting down sockets 13:04:50 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x20205) (async) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x6) (async, rerun: 32) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async, rerun: 32) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:50 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xe94, 0x0, 0x0) 13:04:50 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 6) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:50 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000300000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:50 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:50 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$vcsn(&(0x7f00000000c0), 0x0, 0x0) ioctl$F2FS_IOC_PRECACHE_EXTENTS(r2, 0xf50f, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_SET_SOCK(r0, 0xab00, r5) ioctl$AUTOFS_DEV_IOCTL_READY(r2, 0xc0189376, &(0x7f0000000100)={{0x1, 0x1, 0x18, r1, {0x5}}, './file0\x00'}) r6 = socket$inet6(0xa, 0x400000000001, 0x0) close(r6) connect$inet6(r6, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) ioctl$sock_inet_SIOCSIFDSTADDR(r6, 0x8918, &(0x7f0000000240)={'sit0\x00', {0x2, 0x4e23, @empty}}) sendmsg$IPCTNL_MSG_TIMEOUT_DEFAULT_GET(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x30, 0x4, 0x8, 0x801, 0x0, 0x0, {0xa, 0x0, 0x4}, [@CTA_TIMEOUT_NAME={0x9, 0x1, 'syz0\x00'}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x20}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x1}]}, 0x30}}, 0x4000) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) syz_open_dev$vcsn(&(0x7f00000000c0), 0x0, 0x0) (async) ioctl$F2FS_IOC_PRECACHE_EXTENTS(r2, 0xf50f, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r5) (async) ioctl$AUTOFS_DEV_IOCTL_READY(r2, 0xc0189376, &(0x7f0000000100)={{0x1, 0x1, 0x18, r1, {0x5}}, './file0\x00'}) (async) socket$inet6(0xa, 0x400000000001, 0x0) (async) close(r6) (async) connect$inet6(r6, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) (async) ioctl$sock_inet_SIOCSIFDSTADDR(r6, 0x8918, &(0x7f0000000240)={'sit0\x00', {0x2, 0x4e23, @empty}}) (async) sendmsg$IPCTNL_MSG_TIMEOUT_DEFAULT_GET(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x30, 0x4, 0x8, 0x801, 0x0, 0x0, {0xa, 0x0, 0x4}, [@CTA_TIMEOUT_NAME={0x9, 0x1, 'syz0\x00'}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x20}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x1}]}, 0x30}}, 0x4000) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) [ 453.507546] block nbd4: shutting down sockets 13:04:50 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000400000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:50 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xea0, 0x0, 0x0) 13:04:50 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:50 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x20205) r2 = socket(0x40000000002, 0x3, 0x2) (async, rerun: 64) ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0x6) (rerun: 64) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) [ 453.604087] FAULT_INJECTION: forcing a failure. [ 453.604087] name failslab, interval 1, probability 0, space 0, times 0 [ 453.637461] CPU: 0 PID: 32095 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 453.645379] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 453.654733] Call Trace: [ 453.657334] dump_stack+0x1fc/0x2ef [ 453.660972] should_fail.cold+0xa/0xf [ 453.664784] ? setup_fault_attr+0x200/0x200 [ 453.669115] ? lock_acquire+0x170/0x3c0 [ 453.673103] __should_failslab+0x115/0x180 [ 453.677345] should_failslab+0x5/0x10 [ 453.681150] kmem_cache_alloc_node+0x245/0x3b0 [ 453.685744] alloc_unbound_pwq+0x4a4/0xc10 [ 453.689997] apply_wqattrs_prepare+0x3c0/0xa50 [ 453.694600] apply_workqueue_attrs_locked+0xc5/0x120 [ 453.699712] __alloc_workqueue_key+0x9c4/0xed0 13:04:50 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xea2, 0x0, 0x0) [ 453.704316] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 453.709343] ? nbd_ioctl+0x151/0xbe0 [ 453.713061] ? mutex_trylock+0x1a0/0x1a0 [ 453.717130] ? apparmor_sb_mount+0x970/0x970 [ 453.721551] nbd_start_device+0x183/0xd60 [ 453.725707] ? security_capable+0x8f/0xc0 [ 453.729870] nbd_ioctl+0x62c/0xbe0 [ 453.733417] ? _copy_from_user+0xd2/0x130 [ 453.737571] ? nbd_disconnect_and_put+0x190/0x190 [ 453.742427] ? __lock_acquire+0x6de/0x3ff0 [ 453.746677] ? nbd_disconnect_and_put+0x190/0x190 13:04:50 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xea8, 0x0, 0x0) [ 453.751526] blkdev_ioctl+0x5cb/0x1a80 [ 453.755419] ? blkpg_ioctl+0x9d0/0x9d0 [ 453.759315] ? get_pid_task+0xf4/0x190 [ 453.763217] ? mark_held_locks+0xf0/0xf0 [ 453.767284] ? proc_fail_nth_write+0x95/0x1d0 [ 453.771782] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 453.776717] ? __fdget_pos+0x26f/0x310 [ 453.780623] block_ioctl+0xe9/0x130 [ 453.784252] ? blkdev_fallocate+0x3f0/0x3f0 [ 453.788581] do_vfs_ioctl+0xcdb/0x12e0 [ 453.792476] ? lock_downgrade+0x720/0x720 [ 453.796631] ? check_preemption_disabled+0x41/0x280 13:04:50 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xeb5, 0x0, 0x0) [ 453.801653] ? ioctl_preallocate+0x200/0x200 [ 453.806074] ? __fget+0x356/0x510 [ 453.809536] ? do_dup2+0x450/0x450 [ 453.813078] ? vfs_write+0x393/0x540 [ 453.816795] ? fput+0x2b/0x190 [ 453.819996] ksys_ioctl+0x9b/0xc0 [ 453.823456] __x64_sys_ioctl+0x6f/0xb0 [ 453.827351] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 453.831942] do_syscall_64+0xf9/0x620 [ 453.835752] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 453.840944] RIP: 0033:0x7fd62fa35109 [ 453.844656] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 453.863562] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 453.871284] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 453.878557] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 453.885833] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 453.893106] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 13:04:50 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xebd, 0x0, 0x0) [ 453.900377] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 453.957365] block nbd0: Device being setup by another task [ 453.972025] block nbd2: Could not allocate knbd recv work queue. [ 453.980798] block nbd2: shutting down sockets [ 453.988045] block nbd0: Device being setup by another task 13:04:50 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 7) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:50 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000600000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:50 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:50 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_dev$vcsn(&(0x7f00000000c0), 0x0, 0x0) ioctl$F2FS_IOC_PRECACHE_EXTENTS(r2, 0xf50f, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_SET_SOCK(r0, 0xab00, r5) ioctl$AUTOFS_DEV_IOCTL_READY(r2, 0xc0189376, &(0x7f0000000100)={{0x1, 0x1, 0x18, r1, {0x5}}, './file0\x00'}) r6 = socket$inet6(0xa, 0x400000000001, 0x0) close(r6) connect$inet6(r6, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) ioctl$sock_inet_SIOCSIFDSTADDR(r6, 0x8918, &(0x7f0000000240)={'sit0\x00', {0x2, 0x4e23, @empty}}) sendmsg$IPCTNL_MSG_TIMEOUT_DEFAULT_GET(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x30, 0x4, 0x8, 0x801, 0x0, 0x0, {0xa, 0x0, 0x4}, [@CTA_TIMEOUT_NAME={0x9, 0x1, 'syz0\x00'}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x20}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x1}]}, 0x30}}, 0x4000) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) syz_open_dev$vcsn(&(0x7f00000000c0), 0x0, 0x0) (async) ioctl$F2FS_IOC_PRECACHE_EXTENTS(r2, 0xf50f, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r5) (async) ioctl$AUTOFS_DEV_IOCTL_READY(r2, 0xc0189376, &(0x7f0000000100)={{0x1, 0x1, 0x18, r1, {0x5}}, './file0\x00'}) (async) socket$inet6(0xa, 0x400000000001, 0x0) (async) close(r6) (async) connect$inet6(r6, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) (async) ioctl$sock_inet_SIOCSIFDSTADDR(r6, 0x8918, &(0x7f0000000240)={'sit0\x00', {0x2, 0x4e23, @empty}}) (async) sendmsg$IPCTNL_MSG_TIMEOUT_DEFAULT_GET(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x30, 0x4, 0x8, 0x801, 0x0, 0x0, {0xa, 0x0, 0x4}, [@CTA_TIMEOUT_NAME={0x9, 0x1, 'syz0\x00'}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x20}, @CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x1}]}, 0x30}}, 0x4000) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) 13:04:50 executing program 4: lstat(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 13:04:50 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xecf, 0x0, 0x0) [ 454.009517] block nbd0: Could not allocate knbd recv work queue. [ 454.016168] block nbd0: shutting down sockets 13:04:50 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000800000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:50 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:50 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xed1, 0x0, 0x0) 13:04:50 executing program 4: lstat(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)) (async) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 13:04:50 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xedd, 0x0, 0x0) [ 454.124334] FAULT_INJECTION: forcing a failure. [ 454.124334] name failslab, interval 1, probability 0, space 0, times 0 [ 454.148335] CPU: 0 PID: 32169 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 454.156249] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 454.165608] Call Trace: [ 454.168209] dump_stack+0x1fc/0x2ef [ 454.171849] should_fail.cold+0xa/0xf [ 454.175664] ? setup_fault_attr+0x200/0x200 [ 454.180005] ? lock_acquire+0x170/0x3c0 [ 454.183993] __should_failslab+0x115/0x180 [ 454.188237] should_failslab+0x5/0x10 [ 454.192047] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 454.197173] init_rescuer+0xa1/0x370 [ 454.200897] __alloc_workqueue_key+0xb56/0xed0 [ 454.205497] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 454.210523] ? nbd_ioctl+0x151/0xbe0 [ 454.214242] ? mutex_trylock+0x1a0/0x1a0 [ 454.218312] ? apparmor_sb_mount+0x970/0x970 13:04:50 executing program 4: lstat(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) (async) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 454.222742] nbd_start_device+0x183/0xd60 [ 454.226897] ? security_capable+0x8f/0xc0 [ 454.231061] nbd_ioctl+0x62c/0xbe0 [ 454.234614] ? _copy_from_user+0xd2/0x130 [ 454.238772] ? nbd_disconnect_and_put+0x190/0x190 [ 454.243630] ? __lock_acquire+0x6de/0x3ff0 [ 454.247880] ? nbd_disconnect_and_put+0x190/0x190 [ 454.252734] blkdev_ioctl+0x5cb/0x1a80 [ 454.256628] ? blkpg_ioctl+0x9d0/0x9d0 [ 454.260523] ? get_pid_task+0xf4/0x190 [ 454.264415] ? mark_held_locks+0xf0/0xf0 [ 454.268480] ? proc_fail_nth_write+0x95/0x1d0 [ 454.272980] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 454.277915] ? __fdget_pos+0x26f/0x310 [ 454.281818] block_ioctl+0xe9/0x130 [ 454.285450] ? blkdev_fallocate+0x3f0/0x3f0 [ 454.289777] do_vfs_ioctl+0xcdb/0x12e0 [ 454.293672] ? lock_downgrade+0x720/0x720 [ 454.297833] ? check_preemption_disabled+0x41/0x280 [ 454.302861] ? ioctl_preallocate+0x200/0x200 [ 454.307285] ? __fget+0x356/0x510 [ 454.310747] ? do_dup2+0x450/0x450 [ 454.314295] ? vfs_write+0x393/0x540 [ 454.318018] ? fput+0x2b/0x190 [ 454.321229] ksys_ioctl+0x9b/0xc0 [ 454.324703] __x64_sys_ioctl+0x6f/0xb0 [ 454.328600] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 454.333202] do_syscall_64+0xf9/0x620 [ 454.337017] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 454.342207] RIP: 0033:0x7fd62fa35109 [ 454.345915] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 454.364805] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 454.372495] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 454.379744] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 454.386992] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 454.394242] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 454.401504] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 454.415620] block nbd2: Could not allocate knbd recv work queue. 13:04:51 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 8) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:51 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xedf, 0x0, 0x0) 13:04:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x1d, 0x5b80e1dc19212be5, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_DO_IT(r1, 0xab03) [ 454.421922] block nbd2: shutting down sockets 13:04:51 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:51 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000a00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:51 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r2 = socket(0x1d, 0x5b80e1dc19212be5, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async, rerun: 32) r3 = syz_open_procfs(0x0, 0x0) (rerun: 32) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) (async) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:51 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xee5, 0x0, 0x0) [ 454.463120] block nbd0: Device being setup by another task [ 454.468991] block nbd0: Could not allocate knbd recv work queue. [ 454.480701] block nbd0: shutting down sockets [ 454.525168] FAULT_INJECTION: forcing a failure. [ 454.525168] name failslab, interval 1, probability 0, space 0, times 0 [ 454.564859] CPU: 0 PID: 32222 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 454.572773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 454.582130] Call Trace: [ 454.584732] dump_stack+0x1fc/0x2ef [ 454.588378] should_fail.cold+0xa/0xf [ 454.592188] ? setup_fault_attr+0x200/0x200 [ 454.596517] ? lock_acquire+0x170/0x3c0 [ 454.600505] __should_failslab+0x115/0x180 [ 454.604754] should_failslab+0x5/0x10 [ 454.608558] kmem_cache_alloc_trace+0x284/0x380 [ 454.613234] ? cancel_delayed_work+0x2c0/0x2c0 [ 454.617826] __kthread_create_on_node+0xd2/0x410 13:04:51 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xef2, 0x0, 0x0) [ 454.622590] ? mark_held_locks+0xf0/0xf0 [ 454.626658] ? kthread_parkme+0xa0/0xa0 [ 454.630644] ? pwq_adjust_max_active+0x31f/0x5f0 [ 454.635423] ? __alloc_workqueue_key+0x9d2/0xed0 [ 454.640197] ? cancel_delayed_work+0x2c0/0x2c0 [ 454.644781] kthread_create_on_node+0xbb/0xf0 [ 454.649279] ? __kthread_create_on_node+0x410/0x410 [ 454.654313] ? check_preemption_disabled+0x41/0x280 [ 454.659334] ? init_rescuer+0xa1/0x370 [ 454.663229] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 454.668252] ? kmem_cache_alloc_node_trace+0x351/0x3b0 13:04:51 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xefa, 0x0, 0x0) [ 454.673537] init_rescuer+0x1f7/0x370 [ 454.677347] __alloc_workqueue_key+0xb56/0xed0 [ 454.681937] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 454.686962] ? nbd_ioctl+0x151/0xbe0 [ 454.690679] ? mutex_trylock+0x1a0/0x1a0 [ 454.694745] ? apparmor_sb_mount+0x970/0x970 [ 454.699168] nbd_start_device+0x183/0xd60 [ 454.703324] ? security_capable+0x8f/0xc0 [ 454.707480] nbd_ioctl+0x62c/0xbe0 [ 454.711026] ? _copy_from_user+0xd2/0x130 [ 454.715180] ? nbd_disconnect_and_put+0x190/0x190 [ 454.720033] ? __lock_acquire+0x6de/0x3ff0 13:04:51 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf0c, 0x0, 0x0) [ 454.724279] ? nbd_disconnect_and_put+0x190/0x190 [ 454.729130] blkdev_ioctl+0x5cb/0x1a80 [ 454.733018] ? blkpg_ioctl+0x9d0/0x9d0 [ 454.736911] ? get_pid_task+0xf4/0x190 [ 454.740806] ? mark_held_locks+0xf0/0xf0 [ 454.744871] ? proc_fail_nth_write+0x95/0x1d0 [ 454.749368] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 454.754359] ? __fdget_pos+0x26f/0x310 [ 454.758282] block_ioctl+0xe9/0x130 [ 454.761912] ? blkdev_fallocate+0x3f0/0x3f0 [ 454.766238] do_vfs_ioctl+0xcdb/0x12e0 [ 454.770131] ? lock_downgrade+0x720/0x720 [ 454.774288] ? check_preemption_disabled+0x41/0x280 [ 454.779310] ? ioctl_preallocate+0x200/0x200 [ 454.783727] ? __fget+0x356/0x510 [ 454.787191] ? do_dup2+0x450/0x450 [ 454.790732] ? vfs_write+0x393/0x540 [ 454.794451] ? fput+0x2b/0x190 [ 454.797654] ksys_ioctl+0x9b/0xc0 [ 454.801114] __x64_sys_ioctl+0x6f/0xb0 [ 454.805006] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 454.809601] do_syscall_64+0xf9/0x620 [ 454.813413] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 454.818607] RIP: 0033:0x7fd62fa35109 13:04:51 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf0e, 0x0, 0x0) [ 454.822324] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 454.841230] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 454.848948] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 454.856229] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 454.863501] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 454.870771] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 454.878043] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 13:04:51 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 9) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x1d, 0x5b80e1dc19212be5, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x1d, 0x5b80e1dc19212be5, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 13:04:51 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000c00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 454.927796] block nbd2: Could not allocate knbd recv work queue. [ 454.934810] block nbd2: shutting down sockets [ 454.937924] block nbd0: Device being setup by another task [ 454.983246] block nbd0: Device being setup by another task 13:04:51 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) 13:04:51 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:51 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf1a, 0x0, 0x0) 13:04:51 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000e00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) fcntl$setstatus(r0, 0x4, 0x40400) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) setsockopt$inet_group_source_req(0xffffffffffffffff, 0x0, 0x2e, &(0x7f00000004c0)={0x2, {{0x2, 0x0, @multicast2}}, {{0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xd}}}}, 0x108) ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f00000018c0)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @usage, 0x0}}) socketpair(0x1, 0x20000000000001, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r4, 0x8914, &(0x7f0000000040)='lo\x00\x96o\xd6Q\xb9Y\xa9\xc8J,\x00\xd2\x97\x04\x03\xdc\r') ioctl$PERF_EVENT_IOC_SET_FILTER(r4, 0x8923, &(0x7f0000000680)='lo\x00\x96o8\x0fd\xa1\xe3\xd7]b}\x1f\xa1Y\xad4\x90\x9d`\xd2\x98\x00\x00\x00 \'Y\x17]\x15c\xcaR\xdd\x98OC\x89\x1b\xe7\x84\xe2\x05\x80w\xd2|D\x8dK\x14Bx\xcbuH\xc2\xeec\xbf<>Y\x1a\xfc\x1f9OB\x81\x89\x186\xc5q@n\xb4\xb6s\xb0\x00\x00\x00\x00\x00\b\x00\x00\xda\xef\xecE\xec\xd5I\xb2\x9b\xfe\x8d\x90?\x00\xe9\xe4~g:\xc1\xb2aj\x96\xbb\xa7\xe2\xc0\xdc\xf9Q\b\xeb\x16\x7fT\x11\xd3\r7\xe6\"f\xcf\x8e\xabd\x0ftp\x82\xae\xd2\x15\x8e+c\xf6\xbf\xe14>\xa6-\xa5c\xde\xd7\xab\xea\x1f\xf8s2\x9cVF\xd5\x18\xfe\x0e\x8f \x01\x00\x00y.\xfc*\x82\xa5\xa1p5\xc8{\xf7\xef\xab\xe8\x99\xebw#\x8at\x1c\x80\xfc\xb0\x95\xa2\xa7\xd7,Y]E8\x83X\xf5F\xdc\x88-\xf5\xb0\xb5^\xdb\x1a\xb6\xaa\x14\xe2\xb9\rh^J-\xd1\xbaUn\x04\'l\x1b\xe0o\xdb\xc8\x91%\x1c\xb5\xbf\xb6\x90\xb4\xc2\x7f]/\xb3\xe7\xc9\'\x94\xcfIo\xdf\x04\x95\xb5\x06\x84\x1fH>\xda\xc5\x04 \x94\x88\xeb\'\xd4;6\x7f\xd9\x99-\x1b|G\x8d\xd4\xb9%\xaaQ\xa0K\x10\x03\x93\xe1\xcc\xe7m\x80\'\xf0\xa5\xed(\r\xa8\x0f&\xb1\xf3\xff0\f\x82%_\x92\x8bD\xb9\xd9\xe7\xf2\xe4\xc1i#\xdc\x87A\xb9\xc7\r\x92\xfa\x11\x11\xb5\x1f\x03\x9d\xdd\x1bj\xdf\xacg\xe3\xa0S\xd3\x8a\xe1n\x97\xea\xf5\xa0\'\v\xe9\xa0\xf1 f\xaan\xcf\xb5i\xb6d\xbc\x92\v\xd58\x16\b\xb3_:\xa4!\ny\xc4&\nWMM\xa8\xc4\v\x9f\x01o\xf4\xab&\xb6\x17\x02P\xc3!N\xa1\x86\"\xd7\x04\xf1\xc0!\xed\xff\xee$\xc89\x8cB0\xd1dD\xe0IP\x88\xa2\xf2Y\x9af$$\xf1\x81\x96\xf7P\xac\xca\x80:!\xb4\x94#\xcb^\x9f\'\x03\xe3\x93\xb9\x82\xbf\xcf\xc4\xe3\xf7\x03Oh\xf2r\xca\x8ff\xbb/\x9f*\xaf\x1a \xa5\xa0?%M\xa5\x86\x98\xfa4\'1\xc7\f<\xcc@\xe8\x8a\xac.\xde\xe4\xc7\xf5\x9ck\xa40!\xe9\x14$\xb3\x05m\xb5m\xed\ft\x93\xd8\xa3\x80\'Y\xb9\x05\xbbt|\xbe\xbcz\n\xf3\xf5p\xf8\x9f~\x1b\xd0\v\x1cQ') sendmsg$NLBL_CIPSOV4_C_REMOVE(r4, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000200)={&(0x7f0000001840)=ANY=[@ANYRES32=r3, @ANYRES32, @ANYRESOCT, @ANYRES32, @ANYRES32, @ANYRES64, @ANYRESHEX], 0x3}, 0x1, 0x0, 0x0, 0x4}, 0x40025) ioctl$BTRFS_IOC_SCRUB(0xffffffffffffffff, 0xc400941b, &(0x7f00000022c0)={r3, 0x6, 0xdf8, 0x1}) ioctl$NBD_DO_IT(r1, 0xab03) r5 = openat$md(0xffffffffffffff9c, &(0x7f0000000080), 0x8140, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) r6 = syz_open_procfs(0x0, 0x0) read$FUSE(r6, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r6, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$BLKFLSBUF(r6, 0x1261, &(0x7f00000000c0)) [ 455.027984] block nbd0: shutting down sockets [ 455.071220] FAULT_INJECTION: forcing a failure. [ 455.071220] name failslab, interval 1, probability 0, space 0, times 0 [ 455.101100] CPU: 1 PID: 32274 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 455.109016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 455.118371] Call Trace: 13:04:51 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:51 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 455.120965] dump_stack+0x1fc/0x2ef [ 455.124600] should_fail.cold+0xa/0xf [ 455.128411] ? setup_fault_attr+0x200/0x200 [ 455.132737] ? synchronize_rcu_expedited+0xa0/0xa0 [ 455.137677] __should_failslab+0x115/0x180 [ 455.141922] should_failslab+0x5/0x10 [ 455.145729] kmem_cache_alloc_trace+0x284/0x380 [ 455.150407] blk_mq_update_nr_hw_queues+0x315/0xb50 [ 455.155431] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 455.160458] ? blk_mq_init_queue+0xa0/0xa0 [ 455.164703] ? apparmor_sb_mount+0x970/0x970 13:04:51 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000f00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 455.169125] nbd_start_device+0x1f2/0xd60 [ 455.173279] ? security_capable+0x8f/0xc0 [ 455.177439] nbd_ioctl+0x62c/0xbe0 [ 455.180994] ? _copy_from_user+0xd2/0x130 [ 455.185157] ? nbd_disconnect_and_put+0x190/0x190 [ 455.190013] ? __lock_acquire+0x6de/0x3ff0 [ 455.194261] ? nbd_disconnect_and_put+0x190/0x190 [ 455.199114] blkdev_ioctl+0x5cb/0x1a80 [ 455.203003] ? blkpg_ioctl+0x9d0/0x9d0 [ 455.206895] ? get_pid_task+0xf4/0x190 [ 455.210789] ? mark_held_locks+0xf0/0xf0 [ 455.214854] ? proc_fail_nth_write+0x95/0x1d0 [ 455.219356] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 455.224300] ? __fdget_pos+0x26f/0x310 [ 455.228201] block_ioctl+0xe9/0x130 [ 455.231827] ? blkdev_fallocate+0x3f0/0x3f0 [ 455.236145] do_vfs_ioctl+0xcdb/0x12e0 [ 455.240030] ? lock_downgrade+0x720/0x720 [ 455.244175] ? check_preemption_disabled+0x41/0x280 [ 455.249174] ? ioctl_preallocate+0x200/0x200 [ 455.253564] ? __fget+0x356/0x510 [ 455.257001] ? do_dup2+0x450/0x450 [ 455.260540] ? vfs_write+0x393/0x540 [ 455.264346] ? fput+0x2b/0x190 [ 455.267545] ksys_ioctl+0x9b/0xc0 [ 455.271004] __x64_sys_ioctl+0x6f/0xb0 [ 455.274893] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 455.279481] do_syscall_64+0xf9/0x620 [ 455.283276] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 455.288456] RIP: 0033:0x7fd62fa35109 [ 455.292165] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 455.311073] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 455.318784] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 455.326065] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 455.333329] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 455.340579] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 455.347834] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 455.361623] device lo entered promiscuous mode 13:04:51 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf1c, 0x0, 0x0) [ 455.370939] block nbd2: shutting down sockets 13:04:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 10) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:52 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf22, 0x0, 0x0) [ 455.403243] block nbd0: Device being setup by another task [ 455.433151] block nbd0: Device being setup by another task [ 455.439236] block nbd0: Could not allocate knbd recv work queue. [ 455.448446] block nbd0: shutting down sockets 13:04:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:52 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf2f, 0x0, 0x0) 13:04:52 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf37, 0x0, 0x0) 13:04:52 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf49, 0x0, 0x0) [ 455.573093] block nbd0: Device being setup by another task [ 455.639478] FAULT_INJECTION: forcing a failure. [ 455.639478] name failslab, interval 1, probability 0, space 0, times 0 [ 455.675264] block nbd0: shutting down sockets [ 455.681637] CPU: 0 PID: 32338 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 455.689535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 455.698888] Call Trace: [ 455.701522] dump_stack+0x1fc/0x2ef [ 455.705162] should_fail.cold+0xa/0xf [ 455.708973] ? setup_fault_attr+0x200/0x200 [ 455.713299] ? lock_acquire+0x170/0x3c0 [ 455.717282] __should_failslab+0x115/0x180 [ 455.721524] should_failslab+0x5/0x10 [ 455.722921] Y­4`Ò˜: renamed from lo [ 455.725325] __kmalloc_track_caller+0x2a6/0x3c0 [ 455.725377] ? kvasprintf_const+0x60/0x190 [ 455.725395] kvasprintf+0xb5/0x150 [ 455.741682] ? bust_spinlocks+0xe0/0xe0 [ 455.745641] ? lock_acquire+0x170/0x3c0 [ 455.749597] ? blk_mq_sysfs_register+0x2b/0x1c0 [ 455.754245] kvasprintf_const+0x60/0x190 [ 455.758284] kobject_set_name_vargs+0x56/0x150 [ 455.762844] kobject_add+0x10d/0x1c0 [ 455.766537] ? kset_create_and_add+0x1a0/0x1a0 [ 455.771095] ? blk_mq_sysfs_register+0x2b/0x1c0 [ 455.775747] ? wait_for_completion_io+0x10/0x10 [ 455.780397] ? kfree_const+0x51/0x60 [ 455.784093] blk_mq_register_hctx+0xf9/0x2c0 [ 455.788481] blk_mq_sysfs_register+0x143/0x1c0 [ 455.793042] blk_mq_update_nr_hw_queues+0x557/0xb50 [ 455.798037] ? workqueue_sysfs_register+0x391/0x3e0 [ 455.803036] ? blk_mq_init_queue+0xa0/0xa0 [ 455.807250] ? apparmor_sb_mount+0x970/0x970 [ 455.811640] nbd_start_device+0x1f2/0xd60 [ 455.815773] ? security_capable+0x8f/0xc0 [ 455.819918] nbd_ioctl+0x62c/0xbe0 [ 455.823454] ? _copy_from_user+0xd2/0x130 [ 455.827595] ? nbd_disconnect_and_put+0x190/0x190 [ 455.832426] ? __lock_acquire+0x6de/0x3ff0 [ 455.836649] ? nbd_disconnect_and_put+0x190/0x190 [ 455.841469] blkdev_ioctl+0x5cb/0x1a80 [ 455.845336] ? blkpg_ioctl+0x9d0/0x9d0 [ 455.849204] ? get_pid_task+0xf4/0x190 [ 455.853070] ? mark_held_locks+0xf0/0xf0 [ 455.857108] ? proc_fail_nth_write+0x95/0x1d0 [ 455.861579] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 455.866486] ? __fdget_pos+0x26f/0x310 [ 455.870354] block_ioctl+0xe9/0x130 [ 455.873957] ? blkdev_fallocate+0x3f0/0x3f0 [ 455.878255] do_vfs_ioctl+0xcdb/0x12e0 [ 455.882119] ? lock_downgrade+0x720/0x720 [ 455.886244] ? check_preemption_disabled+0x41/0x280 [ 455.891237] ? ioctl_preallocate+0x200/0x200 [ 455.895623] ? __fget+0x356/0x510 [ 455.899062] ? do_dup2+0x450/0x450 [ 455.902579] ? vfs_write+0x393/0x540 [ 455.906270] ? fput+0x2b/0x190 [ 455.909443] ksys_ioctl+0x9b/0xc0 [ 455.912874] __x64_sys_ioctl+0x6f/0xb0 [ 455.916740] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 455.921303] do_syscall_64+0xf9/0x620 [ 455.925083] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 455.930247] RIP: 0033:0x7fd62fa35109 [ 455.933939] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 455.952823] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 455.960509] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 455.967756] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 455.975005] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 455.982256] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 13:04:52 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf4b, 0x0, 0x0) [ 455.989519] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 456.014058] kobject: can not set name properly! [ 456.034666] block nbd4: shutting down sockets 13:04:52 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) fcntl$setstatus(r0, 0x4, 0x40400) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) setsockopt$inet_group_source_req(0xffffffffffffffff, 0x0, 0x2e, &(0x7f00000004c0)={0x2, {{0x2, 0x0, @multicast2}}, {{0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xd}}}}, 0x108) ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f00000018c0)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @usage, 0x0}}) (async) socketpair(0x1, 0x20000000000001, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_SET_FILTER(r4, 0x8914, &(0x7f0000000040)='lo\x00\x96o\xd6Q\xb9Y\xa9\xc8J,\x00\xd2\x97\x04\x03\xdc\r') ioctl$PERF_EVENT_IOC_SET_FILTER(r4, 0x8923, &(0x7f0000000680)='lo\x00\x96o8\x0fd\xa1\xe3\xd7]b}\x1f\xa1Y\xad4\x90\x9d`\xd2\x98\x00\x00\x00 \'Y\x17]\x15c\xcaR\xdd\x98OC\x89\x1b\xe7\x84\xe2\x05\x80w\xd2|D\x8dK\x14Bx\xcbuH\xc2\xeec\xbf<>Y\x1a\xfc\x1f9OB\x81\x89\x186\xc5q@n\xb4\xb6s\xb0\x00\x00\x00\x00\x00\b\x00\x00\xda\xef\xecE\xec\xd5I\xb2\x9b\xfe\x8d\x90?\x00\xe9\xe4~g:\xc1\xb2aj\x96\xbb\xa7\xe2\xc0\xdc\xf9Q\b\xeb\x16\x7fT\x11\xd3\r7\xe6\"f\xcf\x8e\xabd\x0ftp\x82\xae\xd2\x15\x8e+c\xf6\xbf\xe14>\xa6-\xa5c\xde\xd7\xab\xea\x1f\xf8s2\x9cVF\xd5\x18\xfe\x0e\x8f \x01\x00\x00y.\xfc*\x82\xa5\xa1p5\xc8{\xf7\xef\xab\xe8\x99\xebw#\x8at\x1c\x80\xfc\xb0\x95\xa2\xa7\xd7,Y]E8\x83X\xf5F\xdc\x88-\xf5\xb0\xb5^\xdb\x1a\xb6\xaa\x14\xe2\xb9\rh^J-\xd1\xbaUn\x04\'l\x1b\xe0o\xdb\xc8\x91%\x1c\xb5\xbf\xb6\x90\xb4\xc2\x7f]/\xb3\xe7\xc9\'\x94\xcfIo\xdf\x04\x95\xb5\x06\x84\x1fH>\xda\xc5\x04 \x94\x88\xeb\'\xd4;6\x7f\xd9\x99-\x1b|G\x8d\xd4\xb9%\xaaQ\xa0K\x10\x03\x93\xe1\xcc\xe7m\x80\'\xf0\xa5\xed(\r\xa8\x0f&\xb1\xf3\xff0\f\x82%_\x92\x8bD\xb9\xd9\xe7\xf2\xe4\xc1i#\xdc\x87A\xb9\xc7\r\x92\xfa\x11\x11\xb5\x1f\x03\x9d\xdd\x1bj\xdf\xacg\xe3\xa0S\xd3\x8a\xe1n\x97\xea\xf5\xa0\'\v\xe9\xa0\xf1 f\xaan\xcf\xb5i\xb6d\xbc\x92\v\xd58\x16\b\xb3_:\xa4!\ny\xc4&\nWMM\xa8\xc4\v\x9f\x01o\xf4\xab&\xb6\x17\x02P\xc3!N\xa1\x86\"\xd7\x04\xf1\xc0!\xed\xff\xee$\xc89\x8cB0\xd1dD\xe0IP\x88\xa2\xf2Y\x9af$$\xf1\x81\x96\xf7P\xac\xca\x80:!\xb4\x94#\xcb^\x9f\'\x03\xe3\x93\xb9\x82\xbf\xcf\xc4\xe3\xf7\x03Oh\xf2r\xca\x8ff\xbb/\x9f*\xaf\x1a \xa5\xa0?%M\xa5\x86\x98\xfa4\'1\xc7\f<\xcc@\xe8\x8a\xac.\xde\xe4\xc7\xf5\x9ck\xa40!\xe9\x14$\xb3\x05m\xb5m\xed\ft\x93\xd8\xa3\x80\'Y\xb9\x05\xbbt|\xbe\xbcz\n\xf3\xf5p\xf8\x9f~\x1b\xd0\v\x1cQ') sendmsg$NLBL_CIPSOV4_C_REMOVE(r4, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000200)={&(0x7f0000001840)=ANY=[@ANYRES32=r3, @ANYRES32, @ANYRESOCT, @ANYRES32, @ANYRES32, @ANYRES64, @ANYRESHEX], 0x3}, 0x1, 0x0, 0x0, 0x4}, 0x40025) (async) ioctl$BTRFS_IOC_SCRUB(0xffffffffffffffff, 0xc400941b, &(0x7f00000022c0)={r3, 0x6, 0xdf8, 0x1}) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) r5 = openat$md(0xffffffffffffff9c, &(0x7f0000000080), 0x8140, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) (async) r6 = syz_open_procfs(0x0, 0x0) read$FUSE(r6, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r6, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$BLKFLSBUF(r6, 0x1261, &(0x7f00000000c0)) 13:04:52 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:52 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000001000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r3, 0x8933, &(0x7f00000000c0)={'batadv_slave_0\x00'}) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 11) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 456.044252] block nbd2: shutting down sockets 13:04:52 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000006000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:52 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf57, 0x0, 0x0) 13:04:52 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:52 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf59, 0x0, 0x0) 13:04:52 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000f000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 456.201891] FAULT_INJECTION: forcing a failure. [ 456.201891] name failslab, interval 1, probability 0, space 0, times 0 [ 456.248448] CPU: 1 PID: 32372 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 456.256366] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 456.265724] Call Trace: [ 456.268324] dump_stack+0x1fc/0x2ef [ 456.271960] should_fail.cold+0xa/0xf [ 456.275769] ? setup_fault_attr+0x200/0x200 [ 456.280111] ? lock_acquire+0x170/0x3c0 [ 456.284102] __should_failslab+0x115/0x180 [ 456.288344] should_failslab+0x5/0x10 [ 456.292148] kmem_cache_alloc+0x277/0x370 13:04:52 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000003000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:52 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf5f, 0x0, 0x0) [ 456.296307] alloc_inode+0xab/0x180 [ 456.299937] new_inode+0x1d/0xf0 [ 456.303306] debugfs_get_inode+0x1a/0x130 [ 456.307463] debugfs_create_dir+0x73/0x440 [ 456.311706] nbd_start_device+0x449/0xd60 [ 456.315869] ? security_capable+0x8f/0xc0 [ 456.320031] nbd_ioctl+0x62c/0xbe0 [ 456.323589] ? _copy_from_user+0xd2/0x130 [ 456.327798] ? nbd_disconnect_and_put+0x190/0x190 [ 456.332648] ? __lock_acquire+0x6de/0x3ff0 [ 456.336894] ? nbd_disconnect_and_put+0x190/0x190 [ 456.341742] blkdev_ioctl+0x5cb/0x1a80 [ 456.345634] ? blkpg_ioctl+0x9d0/0x9d0 [ 456.349525] ? get_pid_task+0xf4/0x190 [ 456.353419] ? mark_held_locks+0xf0/0xf0 [ 456.357483] ? proc_fail_nth_write+0x95/0x1d0 [ 456.361981] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 456.366915] ? __fdget_pos+0x26f/0x310 [ 456.370814] block_ioctl+0xe9/0x130 [ 456.374439] ? blkdev_fallocate+0x3f0/0x3f0 [ 456.378767] do_vfs_ioctl+0xcdb/0x12e0 [ 456.382668] ? lock_downgrade+0x720/0x720 [ 456.386822] ? check_preemption_disabled+0x41/0x280 [ 456.391841] ? ioctl_preallocate+0x200/0x200 [ 456.396256] ? __fget+0x356/0x510 [ 456.399714] ? do_dup2+0x450/0x450 [ 456.403266] ? vfs_write+0x393/0x540 [ 456.406984] ? fput+0x2b/0x190 [ 456.410193] ksys_ioctl+0x9b/0xc0 [ 456.413661] __x64_sys_ioctl+0x6f/0xb0 [ 456.417544] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 456.422124] do_syscall_64+0xf9/0x620 [ 456.425938] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 456.431128] RIP: 0033:0x7fd62fa35109 [ 456.434843] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 456.453747] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 456.461462] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 456.468738] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 456.476010] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 456.483285] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 456.490560] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 456.506110] block nbd2: Failed to create debugfs dir for 'nbd2' [ 456.517213] block nbd2: shutting down sockets [ 456.552806] block nbd0: shutting down sockets 13:04:53 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) fcntl$setstatus(r0, 0x4, 0x40400) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) setsockopt$inet_group_source_req(0xffffffffffffffff, 0x0, 0x2e, &(0x7f00000004c0)={0x2, {{0x2, 0x0, @multicast2}}, {{0x2, 0x0, @dev={0xac, 0x14, 0x14, 0xd}}}}, 0x108) (async) ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f00000018c0)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @usage, 0x0}}) (async, rerun: 32) socketpair(0x1, 0x20000000000001, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) (rerun: 32) ioctl$PERF_EVENT_IOC_SET_FILTER(r4, 0x8914, &(0x7f0000000040)='lo\x00\x96o\xd6Q\xb9Y\xa9\xc8J,\x00\xd2\x97\x04\x03\xdc\r') ioctl$PERF_EVENT_IOC_SET_FILTER(r4, 0x8923, &(0x7f0000000680)='lo\x00\x96o8\x0fd\xa1\xe3\xd7]b}\x1f\xa1Y\xad4\x90\x9d`\xd2\x98\x00\x00\x00 \'Y\x17]\x15c\xcaR\xdd\x98OC\x89\x1b\xe7\x84\xe2\x05\x80w\xd2|D\x8dK\x14Bx\xcbuH\xc2\xeec\xbf<>Y\x1a\xfc\x1f9OB\x81\x89\x186\xc5q@n\xb4\xb6s\xb0\x00\x00\x00\x00\x00\b\x00\x00\xda\xef\xecE\xec\xd5I\xb2\x9b\xfe\x8d\x90?\x00\xe9\xe4~g:\xc1\xb2aj\x96\xbb\xa7\xe2\xc0\xdc\xf9Q\b\xeb\x16\x7fT\x11\xd3\r7\xe6\"f\xcf\x8e\xabd\x0ftp\x82\xae\xd2\x15\x8e+c\xf6\xbf\xe14>\xa6-\xa5c\xde\xd7\xab\xea\x1f\xf8s2\x9cVF\xd5\x18\xfe\x0e\x8f \x01\x00\x00y.\xfc*\x82\xa5\xa1p5\xc8{\xf7\xef\xab\xe8\x99\xebw#\x8at\x1c\x80\xfc\xb0\x95\xa2\xa7\xd7,Y]E8\x83X\xf5F\xdc\x88-\xf5\xb0\xb5^\xdb\x1a\xb6\xaa\x14\xe2\xb9\rh^J-\xd1\xbaUn\x04\'l\x1b\xe0o\xdb\xc8\x91%\x1c\xb5\xbf\xb6\x90\xb4\xc2\x7f]/\xb3\xe7\xc9\'\x94\xcfIo\xdf\x04\x95\xb5\x06\x84\x1fH>\xda\xc5\x04 \x94\x88\xeb\'\xd4;6\x7f\xd9\x99-\x1b|G\x8d\xd4\xb9%\xaaQ\xa0K\x10\x03\x93\xe1\xcc\xe7m\x80\'\xf0\xa5\xed(\r\xa8\x0f&\xb1\xf3\xff0\f\x82%_\x92\x8bD\xb9\xd9\xe7\xf2\xe4\xc1i#\xdc\x87A\xb9\xc7\r\x92\xfa\x11\x11\xb5\x1f\x03\x9d\xdd\x1bj\xdf\xacg\xe3\xa0S\xd3\x8a\xe1n\x97\xea\xf5\xa0\'\v\xe9\xa0\xf1 f\xaan\xcf\xb5i\xb6d\xbc\x92\v\xd58\x16\b\xb3_:\xa4!\ny\xc4&\nWMM\xa8\xc4\v\x9f\x01o\xf4\xab&\xb6\x17\x02P\xc3!N\xa1\x86\"\xd7\x04\xf1\xc0!\xed\xff\xee$\xc89\x8cB0\xd1dD\xe0IP\x88\xa2\xf2Y\x9af$$\xf1\x81\x96\xf7P\xac\xca\x80:!\xb4\x94#\xcb^\x9f\'\x03\xe3\x93\xb9\x82\xbf\xcf\xc4\xe3\xf7\x03Oh\xf2r\xca\x8ff\xbb/\x9f*\xaf\x1a \xa5\xa0?%M\xa5\x86\x98\xfa4\'1\xc7\f<\xcc@\xe8\x8a\xac.\xde\xe4\xc7\xf5\x9ck\xa40!\xe9\x14$\xb3\x05m\xb5m\xed\ft\x93\xd8\xa3\x80\'Y\xb9\x05\xbbt|\xbe\xbcz\n\xf3\xf5p\xf8\x9f~\x1b\xd0\v\x1cQ') sendmsg$NLBL_CIPSOV4_C_REMOVE(r4, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000200)={&(0x7f0000001840)=ANY=[@ANYRES32=r3, @ANYRES32, @ANYRESOCT, @ANYRES32, @ANYRES32, @ANYRES64, @ANYRESHEX], 0x3}, 0x1, 0x0, 0x0, 0x4}, 0x40025) (async) ioctl$BTRFS_IOC_SCRUB(0xffffffffffffffff, 0xc400941b, &(0x7f00000022c0)={r3, 0x6, 0xdf8, 0x1}) ioctl$NBD_DO_IT(r1, 0xab03) (async) r5 = openat$md(0xffffffffffffff9c, &(0x7f0000000080), 0x8140, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) (async) r6 = syz_open_procfs(0x0, 0x0) read$FUSE(r6, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r6, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$BLKFLSBUF(r6, 0x1261, &(0x7f00000000c0)) 13:04:53 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000db03000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:53 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf6c, 0x0, 0x0) 13:04:53 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:53 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 12) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:53 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) (async) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) (async, rerun: 32) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r3, 0x8933, &(0x7f00000000c0)={'batadv_slave_0\x00'}) (async, rerun: 32) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 456.983733] block nbd4: shutting down sockets 13:04:53 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000000ffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:53 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000006000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:53 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:53 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000a000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:53 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf74, 0x0, 0x0) 13:04:53 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000000ffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 457.133059] block nbd0: Device being setup by another task [ 457.164738] FAULT_INJECTION: forcing a failure. [ 457.164738] name failslab, interval 1, probability 0, space 0, times 0 [ 457.190038] CPU: 1 PID: 32438 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 457.197959] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 457.207319] Call Trace: [ 457.209916] dump_stack+0x1fc/0x2ef [ 457.213581] should_fail.cold+0xa/0xf [ 457.217394] ? setup_fault_attr+0x200/0x200 [ 457.221729] ? lock_acquire+0x170/0x3c0 [ 457.225715] __should_failslab+0x115/0x180 [ 457.229965] should_failslab+0x5/0x10 [ 457.233775] kmem_cache_alloc+0x277/0x370 [ 457.237930] __d_alloc+0x2b/0xa10 [ 457.241547] ? lock_downgrade+0x720/0x720 [ 457.245703] ? lock_acquire+0x170/0x3c0 [ 457.249696] d_alloc+0x4a/0x230 [ 457.252989] d_alloc_parallel+0xeb/0x19e0 [ 457.257173] ? mark_held_locks+0xf0/0xf0 [ 457.261237] ? __lock_acquire+0x6de/0x3ff0 [ 457.265481] ? __d_lookup_rcu+0x6b0/0x6b0 [ 457.269655] ? mark_held_locks+0xf0/0xf0 [ 457.273729] ? mark_held_locks+0xf0/0xf0 [ 457.277799] ? __lockdep_init_map+0x100/0x5a0 [ 457.282297] ? __lockdep_init_map+0x100/0x5a0 [ 457.282588] block nbd0: shutting down sockets [ 457.286791] __lookup_slow+0x18d/0x4a0 [ 457.286843] ? check_preemption_disabled+0x41/0x280 [ 457.286857] ? follow_dotdot_rcu+0x1040/0x1040 [ 457.286875] ? __d_lookup+0x411/0x710 [ 457.308601] ? d_lookup+0x18e/0x250 [ 457.312249] lookup_one_len+0x163/0x190 [ 457.316234] ? try_lookup_one_len+0x180/0x180 [ 457.320756] start_creating+0xc9/0x220 [ 457.324650] __debugfs_create_file+0x5e/0x480 [ 457.329153] nbd_start_device+0x4a1/0xd60 [ 457.333303] ? security_capable+0x8f/0xc0 [ 457.337439] nbd_ioctl+0x62c/0xbe0 [ 457.340968] ? _copy_from_user+0xd2/0x130 [ 457.345097] ? nbd_disconnect_and_put+0x190/0x190 [ 457.349924] ? __lock_acquire+0x6de/0x3ff0 [ 457.354153] ? nbd_disconnect_and_put+0x190/0x190 [ 457.358986] blkdev_ioctl+0x5cb/0x1a80 [ 457.362853] ? blkpg_ioctl+0x9d0/0x9d0 [ 457.366731] ? get_pid_task+0xf4/0x190 [ 457.370610] ? mark_held_locks+0xf0/0xf0 [ 457.374651] ? proc_fail_nth_write+0x95/0x1d0 [ 457.379126] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 457.384060] ? __fdget_pos+0x26f/0x310 [ 457.387950] block_ioctl+0xe9/0x130 [ 457.391685] ? blkdev_fallocate+0x3f0/0x3f0 [ 457.396004] do_vfs_ioctl+0xcdb/0x12e0 [ 457.399880] ? lock_downgrade+0x720/0x720 [ 457.404037] ? check_preemption_disabled+0x41/0x280 [ 457.409145] ? ioctl_preallocate+0x200/0x200 [ 457.413970] ? __fget+0x356/0x510 [ 457.417425] ? do_dup2+0x450/0x450 [ 457.420946] ? vfs_write+0x393/0x540 [ 457.424662] ? fput+0x2b/0x190 [ 457.427838] ksys_ioctl+0x9b/0xc0 [ 457.431276] __x64_sys_ioctl+0x6f/0xb0 [ 457.435153] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 457.439718] do_syscall_64+0xf9/0x620 [ 457.443507] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 457.448678] RIP: 0033:0x7fd62fa35109 [ 457.452373] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 457.471263] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 457.478952] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 457.486200] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 457.493448] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 457.500696] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 457.507949] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 457.516541] block nbd2: shutting down sockets 13:04:54 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x4000) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x4000000000d, 0x1, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_BLKSIZE(r3, 0xab01, 0x192) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:54 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 13) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:54 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf86, 0x0, 0x0) 13:04:54 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000000ffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:54 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000c000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = socket$inet6(0xa, 0x400000000001, 0x0) close(r3) (async) connect$inet6(r3, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r3, 0x8933, &(0x7f00000000c0)={'batadv_slave_0\x00'}) (async) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 457.877697] block nbd4: shutting down sockets 13:04:54 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf88, 0x0, 0x0) 13:04:54 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000000ffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:54 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000e000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 458.007946] FAULT_INJECTION: forcing a failure. [ 458.007946] name failslab, interval 1, probability 0, space 0, times 0 [ 458.022257] block nbd4: NBD_DISCONNECT [ 458.026947] block nbd0: Device being setup by another task [ 458.046081] block nbd0: Device being setup by another task [ 458.051780] block nbd0: shutting down sockets 13:04:54 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x4000) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x4000000000d, 0x1, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DISCONNECT(r1, 0xab08) (async) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_BLKSIZE(r3, 0xab01, 0x192) (async) ioctl$NBD_DO_IT(r1, 0xab03) [ 458.062854] CPU: 0 PID: 32479 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 458.070766] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 458.080122] Call Trace: [ 458.082720] dump_stack+0x1fc/0x2ef [ 458.086359] should_fail.cold+0xa/0xf [ 458.090169] ? setup_fault_attr+0x200/0x200 [ 458.094500] ? lock_acquire+0x170/0x3c0 [ 458.098499] __should_failslab+0x115/0x180 [ 458.102748] should_failslab+0x5/0x10 [ 458.106553] kmem_cache_alloc+0x277/0x370 [ 458.110711] __d_alloc+0x2b/0xa10 [ 458.114171] ? lock_downgrade+0x720/0x720 [ 458.118323] ? lock_acquire+0x170/0x3c0 [ 458.122306] d_alloc+0x4a/0x230 [ 458.125598] d_alloc_parallel+0xeb/0x19e0 [ 458.129759] ? mark_held_locks+0xf0/0xf0 [ 458.133826] ? __lock_acquire+0x6de/0x3ff0 [ 458.138063] ? __d_lookup_rcu+0x6b0/0x6b0 [ 458.142212] ? mark_held_locks+0xf0/0xf0 [ 458.146277] ? mark_held_locks+0xf0/0xf0 [ 458.150341] ? __lockdep_init_map+0x100/0x5a0 [ 458.154843] ? __lockdep_init_map+0x100/0x5a0 [ 458.159353] __lookup_slow+0x18d/0x4a0 [ 458.163245] ? check_preemption_disabled+0x41/0x280 [ 458.168269] ? follow_dotdot_rcu+0x1040/0x1040 [ 458.172876] ? __d_lookup+0x411/0x710 [ 458.176686] ? d_lookup+0x18e/0x250 [ 458.180323] lookup_one_len+0x163/0x190 [ 458.184298] ? try_lookup_one_len+0x180/0x180 [ 458.188798] start_creating+0xc9/0x220 [ 458.192690] __debugfs_create_file+0x5e/0x480 [ 458.197199] nbd_start_device+0x4a1/0xd60 [ 458.201352] ? security_capable+0x8f/0xc0 [ 458.205517] nbd_ioctl+0x62c/0xbe0 [ 458.209066] ? _copy_from_user+0xd2/0x130 [ 458.213572] ? nbd_disconnect_and_put+0x190/0x190 [ 458.218426] ? __lock_acquire+0x6de/0x3ff0 [ 458.222672] ? nbd_disconnect_and_put+0x190/0x190 [ 458.227525] blkdev_ioctl+0x5cb/0x1a80 [ 458.231416] ? blkpg_ioctl+0x9d0/0x9d0 [ 458.235313] ? get_pid_task+0xf4/0x190 [ 458.239201] ? mark_held_locks+0xf0/0xf0 [ 458.243266] ? proc_fail_nth_write+0x95/0x1d0 [ 458.247766] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 458.252701] ? __fdget_pos+0x26f/0x310 [ 458.256621] block_ioctl+0xe9/0x130 13:04:54 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf94, 0x0, 0x0) 13:04:54 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000007fff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 458.260249] ? blkdev_fallocate+0x3f0/0x3f0 [ 458.264577] do_vfs_ioctl+0xcdb/0x12e0 [ 458.268470] ? lock_downgrade+0x720/0x720 [ 458.272626] ? check_preemption_disabled+0x41/0x280 [ 458.277651] ? ioctl_preallocate+0x200/0x200 [ 458.282070] ? __fget+0x356/0x510 [ 458.285532] ? do_dup2+0x450/0x450 [ 458.289075] ? vfs_write+0x393/0x540 [ 458.292800] ? fput+0x2b/0x190 [ 458.296024] ksys_ioctl+0x9b/0xc0 [ 458.299493] __x64_sys_ioctl+0x6f/0xb0 [ 458.303387] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 458.307980] do_syscall_64+0xf9/0x620 13:04:54 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf96, 0x0, 0x0) [ 458.311793] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 458.316981] RIP: 0033:0x7fd62fa35109 [ 458.320699] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 458.339603] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 458.347319] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 458.354683] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 13:04:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 14) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:55 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x4000) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x4000000000d, 0x1, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DISCONNECT(r1, 0xab08) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_BLKSIZE(r3, 0xab01, 0x192) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x4000) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x4000000000d, 0x1, 0x2) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DISCONNECT(r1, 0xab08) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_BLKSIZE(r3, 0xab01, 0x192) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) [ 458.361963] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 458.369241] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 458.376517] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 458.395071] block nbd2: shutting down sockets [ 458.405933] block nbd4: NBD_DISCONNECT 13:04:55 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000000ffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:55 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000f000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 458.487699] FAULT_INJECTION: forcing a failure. [ 458.487699] name failslab, interval 1, probability 0, space 0, times 0 [ 458.556484] CPU: 1 PID: 32522 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 458.564406] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 458.573760] Call Trace: [ 458.576358] dump_stack+0x1fc/0x2ef [ 458.579999] should_fail.cold+0xa/0xf [ 458.583824] ? setup_fault_attr+0x200/0x200 [ 458.588149] ? lock_acquire+0x170/0x3c0 [ 458.592137] __should_failslab+0x115/0x180 [ 458.596380] should_failslab+0x5/0x10 [ 458.600193] kmem_cache_alloc+0x277/0x370 [ 458.604357] __d_alloc+0x2b/0xa10 [ 458.607824] d_alloc+0x4a/0x230 [ 458.611115] d_alloc_parallel+0xeb/0x19e0 [ 458.615281] ? mark_held_locks+0xf0/0xf0 [ 458.619351] ? __d_lookup_rcu+0x6b0/0x6b0 [ 458.623510] ? mark_held_locks+0xf0/0xf0 [ 458.627578] ? __lockdep_init_map+0x100/0x5a0 [ 458.632079] ? __lockdep_init_map+0x100/0x5a0 [ 458.636585] __lookup_slow+0x18d/0x4a0 [ 458.640476] ? check_preemption_disabled+0x41/0x280 [ 458.645499] ? follow_dotdot_rcu+0x1040/0x1040 [ 458.650092] ? __d_lookup+0x411/0x710 [ 458.653904] ? d_lookup+0x18e/0x250 [ 458.657548] lookup_one_len+0x163/0x190 [ 458.661529] ? try_lookup_one_len+0x180/0x180 [ 458.663082] block nbd4: NBD_DISCONNECT [ 458.666028] start_creating+0xc9/0x220 [ 458.666045] __debugfs_create_file+0x5e/0x480 [ 458.666066] debugfs_create_u64+0x6c/0xa0 [ 458.682445] nbd_start_device+0x4bc/0xd60 [ 458.686610] ? security_capable+0x8f/0xc0 [ 458.690775] nbd_ioctl+0x62c/0xbe0 [ 458.694312] ? _copy_from_user+0xd2/0x130 [ 458.698446] ? nbd_disconnect_and_put+0x190/0x190 [ 458.703280] ? __lock_acquire+0x6de/0x3ff0 [ 458.707507] ? nbd_disconnect_and_put+0x190/0x190 [ 458.712869] blkdev_ioctl+0x5cb/0x1a80 [ 458.716747] ? blkpg_ioctl+0x9d0/0x9d0 [ 458.720619] ? get_pid_task+0xf4/0x190 [ 458.724494] ? mark_held_locks+0xf0/0xf0 [ 458.728536] ? proc_fail_nth_write+0x95/0x1d0 [ 458.733012] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 458.737941] ? __fdget_pos+0x26f/0x310 [ 458.741828] block_ioctl+0xe9/0x130 [ 458.745433] ? blkdev_fallocate+0x3f0/0x3f0 [ 458.749733] do_vfs_ioctl+0xcdb/0x12e0 [ 458.753602] ? lock_downgrade+0x720/0x720 [ 458.757734] ? check_preemption_disabled+0x41/0x280 [ 458.762733] ? ioctl_preallocate+0x200/0x200 [ 458.767209] ? __fget+0x356/0x510 [ 458.770643] ? do_dup2+0x450/0x450 [ 458.774170] ? vfs_write+0x393/0x540 [ 458.777875] ? fput+0x2b/0x190 [ 458.781062] ksys_ioctl+0x9b/0xc0 [ 458.784507] __x64_sys_ioctl+0x6f/0xb0 [ 458.788396] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 458.792972] do_syscall_64+0xf9/0x620 [ 458.796768] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 458.801947] RIP: 0033:0x7fd62fa35109 [ 458.805650] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 458.824545] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 458.832241] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 458.839507] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 458.846765] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 13:04:55 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf9c, 0x0, 0x0) 13:04:55 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000f0ffffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:55 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000006558000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 458.854014] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 458.861271] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 13:04:55 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xfa9, 0x0, 0x0) 13:04:55 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) read$FUSE(0xffffffffffffffff, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = syz_open_procfs(0x0, 0x0) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_DO_IT(r2, 0xab03) r3 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) ioctl$NBD_DO_IT(r1, 0xab03) [ 458.918485] block nbd0: Device being setup by another task 13:04:55 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xfb1, 0x0, 0x0) 13:04:55 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000060000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 458.973070] block nbd0: Device being setup by another task [ 458.993224] block nbd0: shutting down sockets [ 459.060886] block nbd2: shutting down sockets 13:04:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 15) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) 13:04:55 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000200000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:55 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000005865000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:55 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xfc3, 0x0, 0x0) 13:04:55 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000300000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:55 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000081000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:55 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xf000, 0x0, 0x0) 13:04:55 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000400000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 459.243286] FAULT_INJECTION: forcing a failure. [ 459.243286] name failslab, interval 1, probability 0, space 0, times 0 [ 459.266240] CPU: 1 PID: 32592 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 459.268088] block nbd0: server does not support multiple connections per device. [ 459.274146] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 459.274152] Call Trace: [ 459.274174] dump_stack+0x1fc/0x2ef [ 459.274195] should_fail.cold+0xa/0xf [ 459.274213] ? setup_fault_attr+0x200/0x200 [ 459.274227] ? lock_acquire+0x170/0x3c0 [ 459.274249] __should_failslab+0x115/0x180 [ 459.274268] should_failslab+0x5/0x10 [ 459.274281] kmem_cache_alloc+0x277/0x370 [ 459.274298] alloc_inode+0xab/0x180 [ 459.274315] new_inode+0x1d/0xf0 [ 459.274331] debugfs_get_inode+0x1a/0x130 [ 459.274348] __debugfs_create_file+0xb2/0x480 [ 459.283224] block nbd0: shutting down sockets [ 459.291238] debugfs_create_u64+0x6c/0xa0 [ 459.291260] nbd_start_device+0x4bc/0xd60 [ 459.291281] ? security_capable+0x8f/0xc0 [ 459.291300] nbd_ioctl+0x62c/0xbe0 [ 459.358502] ? _copy_from_user+0xd2/0x130 [ 459.362636] ? nbd_disconnect_and_put+0x190/0x190 [ 459.367477] ? __lock_acquire+0x6de/0x3ff0 [ 459.371708] ? nbd_disconnect_and_put+0x190/0x190 [ 459.376532] blkdev_ioctl+0x5cb/0x1a80 [ 459.380403] ? blkpg_ioctl+0x9d0/0x9d0 [ 459.384362] ? get_pid_task+0xf4/0x190 [ 459.388229] ? mark_held_locks+0xf0/0xf0 [ 459.392267] ? proc_fail_nth_write+0x95/0x1d0 [ 459.396740] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 459.401649] ? __fdget_pos+0x26f/0x310 [ 459.405520] block_ioctl+0xe9/0x130 [ 459.409123] ? blkdev_fallocate+0x3f0/0x3f0 [ 459.413431] do_vfs_ioctl+0xcdb/0x12e0 [ 459.417301] ? lock_downgrade+0x720/0x720 [ 459.421437] ? check_preemption_disabled+0x41/0x280 [ 459.426434] ? ioctl_preallocate+0x200/0x200 [ 459.430821] ? __fget+0x356/0x510 [ 459.434256] ? do_dup2+0x450/0x450 [ 459.437774] ? vfs_write+0x393/0x540 [ 459.441470] ? fput+0x2b/0x190 [ 459.444646] ksys_ioctl+0x9b/0xc0 [ 459.448081] __x64_sys_ioctl+0x6f/0xb0 [ 459.451948] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 459.456511] do_syscall_64+0xf9/0x620 [ 459.460300] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 459.465554] RIP: 0033:0x7fd62fa35109 [ 459.469246] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 459.488129] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 459.495822] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 459.503072] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 459.510321] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 459.517587] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 459.524837] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 459.555594] block nbd2: shutting down sockets 13:04:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) read$FUSE(0xffffffffffffffff, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r2 = syz_open_procfs(0x0, 0x0) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_DO_IT(r2, 0xab03) (async) r3 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:56 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000003db000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:56 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000600000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) 13:04:56 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xfffff000, 0x0, 0x0) 13:04:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 16) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 459.874680] block nbd4: shutting down sockets 13:04:56 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000f0000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:56 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000700000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:56 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xffffff1f, 0x0, 0x0) 13:04:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) read$FUSE(0xffffffffffffffff, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r2 = syz_open_procfs(0x0, 0x0) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_DO_IT(r2, 0xab03) (async) r3 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) ioctl$NBD_DO_IT(r1, 0xab03) [ 460.034141] block nbd4: shutting down sockets [ 460.041722] FAULT_INJECTION: forcing a failure. [ 460.041722] name failslab, interval 1, probability 0, space 0, times 0 13:04:56 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0xfffffffffffff000, 0x0, 0x0) [ 460.087413] CPU: 1 PID: 32636 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 460.095335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 460.104696] Call Trace: [ 460.107302] dump_stack+0x1fc/0x2ef [ 460.110940] should_fail.cold+0xa/0xf [ 460.114755] ? setup_fault_attr+0x200/0x200 [ 460.119087] ? lock_acquire+0x170/0x3c0 [ 460.123076] __should_failslab+0x115/0x180 [ 460.127321] should_failslab+0x5/0x10 [ 460.131130] kmem_cache_alloc+0x277/0x370 13:04:56 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x0) [ 460.135289] __d_alloc+0x2b/0xa10 [ 460.138753] ? __bpf_address_lookup+0x330/0x330 [ 460.143424] ? check_preemption_disabled+0x41/0x280 [ 460.148452] d_alloc+0x4a/0x230 [ 460.151744] d_alloc_parallel+0xeb/0x19e0 [ 460.155908] ? mark_held_locks+0xf0/0xf0 [ 460.159977] ? __d_lookup_rcu+0x6b0/0x6b0 [ 460.164134] ? mark_held_locks+0xf0/0xf0 [ 460.168203] ? __lockdep_init_map+0x100/0x5a0 [ 460.172728] ? __lockdep_init_map+0x100/0x5a0 [ 460.177232] __lookup_slow+0x18d/0x4a0 [ 460.181125] ? check_preemption_disabled+0x41/0x280 13:04:56 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000800000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 460.186149] ? follow_dotdot_rcu+0x1040/0x1040 [ 460.190752] ? __d_lookup+0x411/0x710 [ 460.194567] ? d_lookup+0x18e/0x250 [ 460.198206] lookup_one_len+0x163/0x190 [ 460.202185] ? try_lookup_one_len+0x180/0x180 [ 460.206691] start_creating+0xc9/0x220 [ 460.210591] __debugfs_create_file+0x5e/0x480 [ 460.215097] debugfs_create_u32+0x6c/0xa0 [ 460.219254] nbd_start_device+0x4d4/0xd60 [ 460.223409] ? security_capable+0x8f/0xc0 [ 460.227564] nbd_ioctl+0x62c/0xbe0 [ 460.231110] ? _copy_from_user+0xd2/0x130 13:04:56 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x2, 0x0) 13:04:56 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000a00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 460.235260] ? nbd_disconnect_and_put+0x190/0x190 [ 460.240110] ? __lock_acquire+0x6de/0x3ff0 [ 460.244351] ? nbd_disconnect_and_put+0x190/0x190 [ 460.249312] blkdev_ioctl+0x5cb/0x1a80 [ 460.253206] ? blkpg_ioctl+0x9d0/0x9d0 [ 460.257101] ? get_pid_task+0xf4/0x190 [ 460.260993] ? mark_held_locks+0xf0/0xf0 [ 460.265059] ? proc_fail_nth_write+0x95/0x1d0 [ 460.269562] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 460.274500] ? __fdget_pos+0x26f/0x310 [ 460.278403] block_ioctl+0xe9/0x130 [ 460.282033] ? blkdev_fallocate+0x3f0/0x3f0 [ 460.286366] do_vfs_ioctl+0xcdb/0x12e0 [ 460.290261] ? lock_downgrade+0x720/0x720 [ 460.294419] ? check_preemption_disabled+0x41/0x280 [ 460.299440] ? ioctl_preallocate+0x200/0x200 [ 460.303853] ? __fget+0x356/0x510 [ 460.307310] ? do_dup2+0x450/0x450 [ 460.310849] ? vfs_write+0x393/0x540 [ 460.314567] ? fput+0x2b/0x190 [ 460.317768] ksys_ioctl+0x9b/0xc0 [ 460.321224] __x64_sys_ioctl+0x6f/0xb0 [ 460.325115] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 460.329696] do_syscall_64+0xf9/0x620 [ 460.333505] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 460.338693] RIP: 0033:0x7fd62fa35109 [ 460.342406] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 460.361313] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 460.369025] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 460.376384] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 460.383656] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 460.390912] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 460.398258] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 13:04:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) r5 = socket$inet6(0xa, 0x400000000001, 0x0) close(r5) connect$inet6(r5, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) getsockopt$sock_timeval(r5, 0x1, 0x15, &(0x7f00000000c0), &(0x7f0000000100)=0x10) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:57 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x3, 0x0) 13:04:57 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000c00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:57 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000fffff00000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:57 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 17) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 460.437121] block nbd0: server does not support multiple connections per device. [ 460.443026] block nbd2: shutting down sockets [ 460.448284] block nbd0: shutting down sockets 13:04:57 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x4, 0x0) [ 460.624235] FAULT_INJECTION: forcing a failure. [ 460.624235] name failslab, interval 1, probability 0, space 0, times 0 [ 460.636445] CPU: 0 PID: 32697 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 460.644343] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 460.653697] Call Trace: [ 460.656289] dump_stack+0x1fc/0x2ef [ 460.659930] should_fail.cold+0xa/0xf [ 460.663740] ? setup_fault_attr+0x200/0x200 [ 460.668059] ? lock_acquire+0x170/0x3c0 [ 460.672019] __should_failslab+0x115/0x180 [ 460.676242] should_failslab+0x5/0x10 [ 460.680033] kmem_cache_alloc+0x277/0x370 [ 460.684164] alloc_inode+0xab/0x180 [ 460.687772] new_inode+0x1d/0xf0 [ 460.691119] debugfs_get_inode+0x1a/0x130 [ 460.695250] __debugfs_create_file+0xb2/0x480 [ 460.699727] debugfs_create_u32+0x6c/0xa0 [ 460.703857] nbd_start_device+0x4d4/0xd60 [ 460.707985] ? security_capable+0x8f/0xc0 [ 460.712120] nbd_ioctl+0x62c/0xbe0 [ 460.715650] ? _copy_from_user+0xd2/0x130 [ 460.719788] ? nbd_disconnect_and_put+0x190/0x190 [ 460.724617] ? __lock_acquire+0x6de/0x3ff0 [ 460.728836] ? nbd_disconnect_and_put+0x190/0x190 [ 460.733662] blkdev_ioctl+0x5cb/0x1a80 [ 460.737532] ? blkpg_ioctl+0x9d0/0x9d0 [ 460.741400] ? get_pid_task+0xf4/0x190 [ 460.745281] ? mark_held_locks+0xf0/0xf0 [ 460.749341] ? proc_fail_nth_write+0x95/0x1d0 [ 460.753854] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 460.758774] ? __fdget_pos+0x26f/0x310 [ 460.762661] block_ioctl+0xe9/0x130 [ 460.766299] ? blkdev_fallocate+0x3f0/0x3f0 [ 460.770612] do_vfs_ioctl+0xcdb/0x12e0 [ 460.774483] ? lock_downgrade+0x720/0x720 [ 460.778617] ? check_preemption_disabled+0x41/0x280 [ 460.783613] ? ioctl_preallocate+0x200/0x200 [ 460.788004] ? __fget+0x356/0x510 [ 460.791437] ? do_dup2+0x450/0x450 [ 460.794956] ? vfs_write+0x393/0x540 [ 460.798658] ? fput+0x2b/0x190 [ 460.801833] ksys_ioctl+0x9b/0xc0 [ 460.805289] __x64_sys_ioctl+0x6f/0xb0 [ 460.809158] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 460.813722] do_syscall_64+0xf9/0x620 [ 460.817521] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 460.822713] RIP: 0033:0x7fd62fa35109 [ 460.826407] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 460.845291] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 460.852992] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 460.860266] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 460.867520] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 460.874770] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 460.882024] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 460.896128] block nbd2: shutting down sockets 13:04:57 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = syz_open_procfs(0x0, 0x0) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:57 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000100", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:57 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000e00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:57 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x5, 0x0) 13:04:57 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 18) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 460.942971] block nbd0: Device being setup by another task [ 460.965003] block nbd4: shutting down sockets 13:04:57 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) r5 = socket$inet6(0xa, 0x400000000001, 0x0) close(r5) (async, rerun: 64) connect$inet6(r5, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) (async, rerun: 64) getsockopt$sock_timeval(r5, 0x1, 0x15, &(0x7f00000000c0), &(0x7f0000000100)=0x10) (async, rerun: 64) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (rerun: 64) [ 460.999200] block nbd0: shutting down sockets 13:04:57 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x6, 0x0) 13:04:57 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000200", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:57 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000f00000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 461.132409] FAULT_INJECTION: forcing a failure. [ 461.132409] name failslab, interval 1, probability 0, space 0, times 0 [ 461.173750] CPU: 1 PID: 32726 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 461.181662] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 461.191018] Call Trace: [ 461.193613] dump_stack+0x1fc/0x2ef [ 461.197251] should_fail.cold+0xa/0xf [ 461.201063] ? setup_fault_attr+0x200/0x200 [ 461.205390] ? lock_acquire+0x170/0x3c0 [ 461.209375] __should_failslab+0x115/0x180 [ 461.213616] should_failslab+0x5/0x10 [ 461.217422] kmem_cache_alloc+0x277/0x370 13:04:57 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000001000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:57 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x7, 0x0) [ 461.221579] __d_alloc+0x2b/0xa10 [ 461.225038] ? __bpf_address_lookup+0x330/0x330 [ 461.229711] ? check_preemption_disabled+0x41/0x280 [ 461.234737] d_alloc+0x4a/0x230 [ 461.238026] d_alloc_parallel+0xeb/0x19e0 [ 461.242193] ? mark_held_locks+0xf0/0xf0 [ 461.246272] ? __d_lookup_rcu+0x6b0/0x6b0 [ 461.250433] ? mark_held_locks+0xf0/0xf0 [ 461.254503] ? __lockdep_init_map+0x100/0x5a0 [ 461.259005] ? __lockdep_init_map+0x100/0x5a0 [ 461.263509] __lookup_slow+0x18d/0x4a0 [ 461.267400] ? check_preemption_disabled+0x41/0x280 13:04:57 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000006000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 461.272425] ? follow_dotdot_rcu+0x1040/0x1040 [ 461.277027] ? __d_lookup+0x411/0x710 [ 461.280847] ? d_lookup+0x18e/0x250 [ 461.284495] lookup_one_len+0x163/0x190 [ 461.288480] ? try_lookup_one_len+0x180/0x180 [ 461.292989] start_creating+0xc9/0x220 [ 461.296880] __debugfs_create_file+0x5e/0x480 [ 461.301385] debugfs_create_u64+0x6c/0xa0 [ 461.305541] nbd_start_device+0x4ef/0xd60 [ 461.309701] ? security_capable+0x8f/0xc0 [ 461.314204] nbd_ioctl+0x62c/0xbe0 [ 461.317749] ? _copy_from_user+0xd2/0x130 [ 461.321903] ? nbd_disconnect_and_put+0x190/0x190 [ 461.326755] ? __lock_acquire+0x6de/0x3ff0 [ 461.330999] ? nbd_disconnect_and_put+0x190/0x190 [ 461.335854] blkdev_ioctl+0x5cb/0x1a80 [ 461.339757] ? blkpg_ioctl+0x9d0/0x9d0 [ 461.343649] ? get_pid_task+0xf4/0x190 [ 461.347537] ? mark_held_locks+0xf0/0xf0 [ 461.351602] ? proc_fail_nth_write+0x95/0x1d0 [ 461.356101] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 461.361036] ? __fdget_pos+0x26f/0x310 [ 461.364938] block_ioctl+0xe9/0x130 [ 461.368568] ? blkdev_fallocate+0x3f0/0x3f0 [ 461.372892] do_vfs_ioctl+0xcdb/0x12e0 [ 461.376785] ? lock_downgrade+0x720/0x720 [ 461.380933] ? check_preemption_disabled+0x41/0x280 [ 461.385953] ? ioctl_preallocate+0x200/0x200 [ 461.390374] ? __fget+0x356/0x510 [ 461.393833] ? do_dup2+0x450/0x450 [ 461.397375] ? vfs_write+0x393/0x540 [ 461.401181] ? fput+0x2b/0x190 [ 461.404390] ksys_ioctl+0x9b/0xc0 [ 461.407852] __x64_sys_ioctl+0x6f/0xb0 [ 461.411744] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 461.416328] do_syscall_64+0xf9/0x620 [ 461.420114] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 461.425282] RIP: 0033:0x7fd62fa35109 [ 461.428975] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 461.447854] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 461.455543] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 461.462799] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 461.470055] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 461.477309] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 461.484565] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 461.505573] block nbd2: shutting down sockets [ 461.538122] block nbd0: Device being setup by another task [ 461.548808] block nbd0: shutting down sockets 13:04:58 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000f000000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) r5 = socket$inet6(0xa, 0x400000000001, 0x0) close(r5) connect$inet6(r5, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x1c) (async) getsockopt$sock_timeval(r5, 0x1, 0x15, &(0x7f00000000c0), &(0x7f0000000100)=0x10) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:58 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x9, 0x0) 13:04:58 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = syz_open_procfs(0x0, 0x0) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 13:04:58 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000300", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 19) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 461.920586] block nbd4: shutting down sockets 13:04:58 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000400", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:58 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000003000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:58 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0xa, 0x0) [ 462.083045] block nbd0: shutting down sockets [ 462.094976] FAULT_INJECTION: forcing a failure. [ 462.094976] name failslab, interval 1, probability 0, space 0, times 0 [ 462.122915] block nbd0: Device being setup by another task 13:04:58 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000009903000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 462.135120] block nbd4: shutting down sockets [ 462.144346] CPU: 1 PID: 307 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 462.152070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 462.161424] Call Trace: [ 462.164022] dump_stack+0x1fc/0x2ef [ 462.167692] should_fail.cold+0xa/0xf [ 462.171508] ? setup_fault_attr+0x200/0x200 [ 462.175836] ? lock_acquire+0x170/0x3c0 [ 462.179819] __should_failslab+0x115/0x180 [ 462.184062] should_failslab+0x5/0x10 [ 462.187875] kmem_cache_alloc+0x277/0x370 [ 462.192028] alloc_inode+0xab/0x180 [ 462.195668] new_inode+0x1d/0xf0 [ 462.199037] debugfs_get_inode+0x1a/0x130 [ 462.203187] __debugfs_create_file+0xb2/0x480 [ 462.207688] debugfs_create_u64+0x6c/0xa0 [ 462.211844] nbd_start_device+0x4ef/0xd60 [ 462.215991] ? security_capable+0x8f/0xc0 [ 462.220147] nbd_ioctl+0x62c/0xbe0 [ 462.223694] ? _copy_from_user+0xd2/0x130 [ 462.227852] ? nbd_disconnect_and_put+0x190/0x190 [ 462.232704] ? __lock_acquire+0x6de/0x3ff0 [ 462.236947] ? nbd_disconnect_and_put+0x190/0x190 [ 462.241798] blkdev_ioctl+0x5cb/0x1a80 [ 462.245691] ? blkpg_ioctl+0x9d0/0x9d0 [ 462.249581] ? get_pid_task+0xf4/0x190 [ 462.253470] ? mark_held_locks+0xf0/0xf0 [ 462.257532] ? proc_fail_nth_write+0x95/0x1d0 [ 462.262033] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 462.266967] ? __fdget_pos+0x26f/0x310 [ 462.270868] block_ioctl+0xe9/0x130 [ 462.274498] ? blkdev_fallocate+0x3f0/0x3f0 [ 462.278822] do_vfs_ioctl+0xcdb/0x12e0 13:04:58 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x10, 0x0) 13:04:58 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x21, 0x6, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:58 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000600", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 462.282714] ? lock_downgrade+0x720/0x720 [ 462.286868] ? check_preemption_disabled+0x41/0x280 [ 462.291888] ? ioctl_preallocate+0x200/0x200 [ 462.296302] ? __fget+0x356/0x510 [ 462.299761] ? do_dup2+0x450/0x450 [ 462.303302] ? vfs_write+0x393/0x540 [ 462.307016] ? fput+0x2b/0x190 [ 462.310216] ksys_ioctl+0x9b/0xc0 [ 462.313673] __x64_sys_ioctl+0x6f/0xb0 [ 462.317563] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 462.322147] do_syscall_64+0xf9/0x620 [ 462.325955] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 462.331227] RIP: 0033:0x7fd62fa35109 [ 462.334941] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 462.353925] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 462.361638] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 462.368911] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 462.376183] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 13:04:59 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = syz_open_procfs(0x0, 0x0) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) ioctl$NBD_DO_IT(r1, 0xab03) 13:04:59 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000006000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:59 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x48, 0x0) [ 462.383451] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 462.390718] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 13:04:59 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x4c, 0x0) 13:04:59 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 20) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 462.466751] block nbd2: shutting down sockets [ 462.473251] block nbd0: Device being setup by another task 13:04:59 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x68, 0x0) 13:04:59 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000800", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 462.530501] block nbd0: shutting down sockets 13:04:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x21, 0x6, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async, rerun: 32) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (rerun: 32) 13:04:59 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000007000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:59 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000a00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 462.642176] FAULT_INJECTION: forcing a failure. [ 462.642176] name failslab, interval 1, probability 0, space 0, times 0 [ 462.673768] CPU: 1 PID: 369 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 462.681507] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 462.690863] Call Trace: [ 462.693463] dump_stack+0x1fc/0x2ef [ 462.697103] should_fail.cold+0xa/0xf [ 462.700911] ? setup_fault_attr+0x200/0x200 [ 462.705240] ? lock_acquire+0x170/0x3c0 [ 462.709241] __should_failslab+0x115/0x180 [ 462.713485] should_failslab+0x5/0x10 [ 462.717293] kmem_cache_alloc+0x277/0x370 [ 462.721453] __d_alloc+0x2b/0xa10 [ 462.724919] d_alloc+0x4a/0x230 [ 462.728210] d_alloc_parallel+0xeb/0x19e0 [ 462.732377] ? mark_held_locks+0xf0/0xf0 [ 462.736451] ? __d_lookup_rcu+0x6b0/0x6b0 13:04:59 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000c00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 462.740603] ? __lock_acquire+0x6de/0x3ff0 [ 462.744845] ? mark_held_locks+0xf0/0xf0 [ 462.748911] ? __lockdep_init_map+0x100/0x5a0 [ 462.753416] ? __lockdep_init_map+0x100/0x5a0 [ 462.757921] __lookup_slow+0x18d/0x4a0 [ 462.761811] ? check_preemption_disabled+0x41/0x280 [ 462.766838] ? follow_dotdot_rcu+0x1040/0x1040 [ 462.771435] ? __d_lookup+0x411/0x710 [ 462.775249] ? d_lookup+0x18e/0x250 [ 462.778886] lookup_one_len+0x163/0x190 [ 462.782873] ? try_lookup_one_len+0x180/0x180 [ 462.787385] start_creating+0xc9/0x220 13:04:59 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000e00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 462.791280] __debugfs_create_file+0x5e/0x480 [ 462.795788] nbd_start_device+0x50d/0xd60 [ 462.799944] ? security_capable+0x8f/0xc0 [ 462.804102] nbd_ioctl+0x62c/0xbe0 [ 462.807646] ? _copy_from_user+0xd2/0x130 [ 462.811796] ? nbd_disconnect_and_put+0x190/0x190 [ 462.816825] ? __lock_acquire+0x6de/0x3ff0 [ 462.821065] ? nbd_disconnect_and_put+0x190/0x190 [ 462.825915] blkdev_ioctl+0x5cb/0x1a80 [ 462.829804] ? blkpg_ioctl+0x9d0/0x9d0 [ 462.833699] ? get_pid_task+0xf4/0x190 [ 462.837590] ? mark_held_locks+0xf0/0xf0 [ 462.841654] ? proc_fail_nth_write+0x95/0x1d0 [ 462.846162] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 462.851095] ? __fdget_pos+0x26f/0x310 [ 462.854998] block_ioctl+0xe9/0x130 [ 462.858627] ? blkdev_fallocate+0x3f0/0x3f0 [ 462.862950] do_vfs_ioctl+0xcdb/0x12e0 [ 462.866832] ? lock_downgrade+0x720/0x720 [ 462.870971] ? check_preemption_disabled+0x41/0x280 [ 462.875976] ? ioctl_preallocate+0x200/0x200 [ 462.880365] ? __fget+0x356/0x510 [ 462.883799] ? do_dup2+0x450/0x450 [ 462.887318] ? vfs_write+0x393/0x540 [ 462.891011] ? fput+0x2b/0x190 [ 462.894187] ksys_ioctl+0x9b/0xc0 [ 462.897620] __x64_sys_ioctl+0x6f/0xb0 [ 462.901487] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 462.906047] do_syscall_64+0xf9/0x620 [ 462.909833] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 462.915009] RIP: 0033:0x7fd62fa35109 [ 462.918705] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 462.937586] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 462.945361] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 462.952611] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 462.959862] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 462.967114] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 462.974506] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 462.994453] block nbd2: shutting down sockets [ 463.072863] block nbd0: Device being setup by another task [ 463.080359] block nbd0: shutting down sockets 13:04:59 executing program 4: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r1 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DO_IT(r0, 0xab03) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000000)=0x14) ioctl$TIOCSETD(r2, 0x5423, &(0x7f00000000c0)=0x5) ioctl$TIOCVHANGUP(r2, 0x5437, 0x0) ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(0xffffffffffffffff, 0xc018937d, &(0x7f0000000000)={{0x1, 0x1, 0x18, r2, {0x455}}, './file0\x00'}) 13:04:59 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000a000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:59 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000f00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:04:59 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x6c, 0x0) 13:04:59 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 21) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:04:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async, rerun: 64) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r4 = socket(0x21, 0x6, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 463.278757] block nbd4: shutting down sockets 13:05:00 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x74, 0x0) 13:05:00 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000001000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:00 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000c000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = syz_open_procfs(0x0, 0x0) read$FUSE(r4, &(0x7f0000004300)={0x2020}, 0x2020) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) accept4$alg(r4, 0x0, 0x0, 0x80800) [ 463.448867] FAULT_INJECTION: forcing a failure. [ 463.448867] name failslab, interval 1, probability 0, space 0, times 0 [ 463.479284] CPU: 0 PID: 410 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 463.487025] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 463.496389] Call Trace: 13:05:00 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000006000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 463.498986] dump_stack+0x1fc/0x2ef [ 463.502629] should_fail.cold+0xa/0xf [ 463.506441] ? setup_fault_attr+0x200/0x200 [ 463.510774] ? lock_acquire+0x170/0x3c0 [ 463.514770] __should_failslab+0x115/0x180 [ 463.519016] should_failslab+0x5/0x10 [ 463.522826] kmem_cache_alloc+0x277/0x370 [ 463.526989] alloc_inode+0xab/0x180 [ 463.530623] new_inode+0x1d/0xf0 [ 463.534086] debugfs_get_inode+0x1a/0x130 [ 463.538237] __debugfs_create_file+0xb2/0x480 [ 463.542745] nbd_start_device+0x50d/0xd60 [ 463.546902] ? security_capable+0x8f/0xc0 [ 463.551060] nbd_ioctl+0x62c/0xbe0 [ 463.554606] ? _copy_from_user+0xd2/0x130 [ 463.558763] ? nbd_disconnect_and_put+0x190/0x190 [ 463.563623] ? __lock_acquire+0x6de/0x3ff0 [ 463.567867] ? nbd_disconnect_and_put+0x190/0x190 [ 463.572720] blkdev_ioctl+0x5cb/0x1a80 [ 463.576615] ? blkpg_ioctl+0x9d0/0x9d0 [ 463.580513] ? get_pid_task+0xf4/0x190 [ 463.584409] ? mark_held_locks+0xf0/0xf0 [ 463.588476] ? proc_fail_nth_write+0x95/0x1d0 [ 463.592989] ? proc_tgid_io_accounting+0x7f0/0x7f0 13:05:00 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000586500", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 463.597927] ? __fdget_pos+0x26f/0x310 [ 463.601836] block_ioctl+0xe9/0x130 [ 463.605473] ? blkdev_fallocate+0x3f0/0x3f0 [ 463.609811] do_vfs_ioctl+0xcdb/0x12e0 [ 463.613714] ? lock_downgrade+0x720/0x720 [ 463.617877] ? check_preemption_disabled+0x41/0x280 [ 463.622902] ? ioctl_preallocate+0x200/0x200 [ 463.627323] ? __fget+0x356/0x510 [ 463.630793] ? do_dup2+0x450/0x450 [ 463.634338] ? vfs_write+0x393/0x540 [ 463.638068] ? fput+0x2b/0x190 [ 463.641270] ksys_ioctl+0x9b/0xc0 [ 463.644734] __x64_sys_ioctl+0x6f/0xb0 [ 463.648636] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 463.653227] do_syscall_64+0xf9/0x620 [ 463.657036] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 463.662222] RIP: 0033:0x7fd62fa35109 [ 463.665932] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 463.684845] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 463.692590] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 463.699866] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 463.707138] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 463.714856] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 463.722123] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 463.751902] block nbd2: shutting down sockets [ 463.782887] block nbd0: Device being setup by another task [ 463.798234] mkiss: ax0: crc mode is auto. [ 463.803547] block nbd0: Device being setup by another task [ 463.818591] block nbd0: shutting down sockets 13:05:00 executing program 4: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r1 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DO_IT(r0, 0xab03) (async) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000000)=0x14) (async) ioctl$TIOCSETD(r2, 0x5423, &(0x7f00000000c0)=0x5) (async) ioctl$TIOCVHANGUP(r2, 0x5437, 0x0) ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(0xffffffffffffffff, 0xc018937d, &(0x7f0000000000)={{0x1, 0x1, 0x18, r2, {0x455}}, './file0\x00'}) 13:05:00 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000008100", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:00 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x7a, 0x0) 13:05:00 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000e000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 22) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = syz_open_procfs(0x0, 0x0) read$FUSE(r4, &(0x7f0000004300)={0x2020}, 0x2020) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) accept4$alg(r4, 0x0, 0x0, 0x80800) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r4, &(0x7f0000004300)={0x2020}, 0x2020) (async) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) accept4$alg(r4, 0x0, 0x0, 0x80800) (async) [ 464.235076] block nbd4: shutting down sockets 13:05:00 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000ffffa88800", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:00 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x300, 0x0) 13:05:01 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000f000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:01 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000ffffff9e00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 464.407548] FAULT_INJECTION: forcing a failure. [ 464.407548] name failslab, interval 1, probability 0, space 0, times 0 [ 464.429482] CPU: 0 PID: 489 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 464.437216] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 464.446576] Call Trace: [ 464.449169] dump_stack+0x1fc/0x2ef [ 464.452800] should_fail.cold+0xa/0xf 13:05:01 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x500, 0x0) 13:05:01 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000006558000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 464.456607] ? setup_fault_attr+0x200/0x200 [ 464.460931] ? lock_acquire+0x170/0x3c0 [ 464.464915] __should_failslab+0x115/0x180 [ 464.469162] should_failslab+0x5/0x10 [ 464.472977] kmem_cache_alloc+0x277/0x370 [ 464.477143] alloc_inode+0xab/0x180 [ 464.480778] new_inode+0x1d/0xf0 [ 464.484155] debugfs_get_inode+0x1a/0x130 [ 464.488312] __debugfs_create_file+0xb2/0x480 [ 464.492817] nbd_start_device+0x50d/0xd60 [ 464.496972] ? security_capable+0x8f/0xc0 [ 464.501131] nbd_ioctl+0x62c/0xbe0 [ 464.504680] ? _copy_from_user+0xd2/0x130 [ 464.508835] ? nbd_disconnect_and_put+0x190/0x190 [ 464.513688] ? __lock_acquire+0x6de/0x3ff0 [ 464.517932] ? nbd_disconnect_and_put+0x190/0x190 [ 464.522782] blkdev_ioctl+0x5cb/0x1a80 [ 464.526673] ? blkpg_ioctl+0x9d0/0x9d0 [ 464.530564] ? get_pid_task+0xf4/0x190 [ 464.534476] ? mark_held_locks+0xf0/0xf0 [ 464.538540] ? proc_fail_nth_write+0x95/0x1d0 [ 464.543041] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 464.547977] ? __fdget_pos+0x26f/0x310 [ 464.551877] block_ioctl+0xe9/0x130 [ 464.555510] ? blkdev_fallocate+0x3f0/0x3f0 [ 464.559841] do_vfs_ioctl+0xcdb/0x12e0 [ 464.563733] ? lock_downgrade+0x720/0x720 [ 464.567888] ? check_preemption_disabled+0x41/0x280 [ 464.572905] ? ioctl_preallocate+0x200/0x200 [ 464.577311] ? __fget+0x356/0x510 [ 464.580747] ? do_dup2+0x450/0x450 [ 464.584266] ? vfs_write+0x393/0x540 [ 464.587959] ? fput+0x2b/0x190 [ 464.591142] ksys_ioctl+0x9b/0xc0 [ 464.594580] __x64_sys_ioctl+0x6f/0xb0 [ 464.598453] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 464.603015] do_syscall_64+0xf9/0x620 [ 464.606798] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 464.611966] RIP: 0033:0x7fd62fa35109 [ 464.615661] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 464.634547] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 464.642237] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 464.649494] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 464.656745] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 464.663994] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 464.671243] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 464.692821] block nbd2: shutting down sockets [ 464.713562] mkiss: ax0: crc mode is auto. [ 464.749523] block nbd0: shutting down sockets 13:05:01 executing program 4: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x3ff) (async) r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r1 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async, rerun: 32) r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (rerun: 32) ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000000)=0x14) (async) ioctl$TIOCSETD(r2, 0x5423, &(0x7f00000000c0)=0x5) (async) ioctl$TIOCVHANGUP(r2, 0x5437, 0x0) (async) ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(0xffffffffffffffff, 0xc018937d, &(0x7f0000000000)={{0x1, 0x1, 0x18, r2, {0x455}}, './file0\x00'}) 13:05:01 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x600, 0x0) 13:05:01 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000060000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 23) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:01 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000003db00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = syz_open_procfs(0x0, 0x0) read$FUSE(r4, &(0x7f0000004300)={0x2020}, 0x2020) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) accept4$alg(r4, 0x0, 0x0, 0x80800) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r4, &(0x7f0000004300)={0x2020}, 0x2020) (async) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) accept4$alg(r4, 0x0, 0x0, 0x80800) (async) [ 465.205888] block nbd4: shutting down sockets 13:05:01 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000fffffff000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:01 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x700, 0x0) 13:05:01 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000005865000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:02 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x900, 0x0) [ 465.401966] FAULT_INJECTION: forcing a failure. [ 465.401966] name failslab, interval 1, probability 0, space 0, times 0 [ 465.433383] CPU: 1 PID: 570 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 465.441120] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 465.450477] Call Trace: [ 465.453075] dump_stack+0x1fc/0x2ef [ 465.456713] should_fail.cold+0xa/0xf [ 465.460522] ? setup_fault_attr+0x200/0x200 [ 465.464855] ? lock_acquire+0x170/0x3c0 [ 465.468848] ? dev_uevent_filter+0xd0/0xd0 [ 465.473086] __should_failslab+0x115/0x180 [ 465.477325] should_failslab+0x5/0x10 [ 465.481128] kmem_cache_alloc_trace+0x284/0x380 [ 465.485801] ? dev_uevent_filter+0xd0/0xd0 [ 465.490039] kobject_uevent_env+0x236/0x1480 [ 465.494457] ? nbd_size_update+0x28a/0x660 [ 465.498694] ? queue_work_on+0x11a/0x1f0 [ 465.502760] nbd_start_device+0x811/0xd60 [ 465.506923] nbd_ioctl+0x62c/0xbe0 [ 465.510467] ? _copy_from_user+0xd2/0x130 [ 465.515142] ? nbd_disconnect_and_put+0x190/0x190 [ 465.519993] ? __lock_acquire+0x6de/0x3ff0 [ 465.524243] ? nbd_disconnect_and_put+0x190/0x190 [ 465.529089] blkdev_ioctl+0x5cb/0x1a80 [ 465.532977] ? blkpg_ioctl+0x9d0/0x9d0 [ 465.536868] ? get_pid_task+0xf4/0x190 [ 465.540758] ? mark_held_locks+0xf0/0xf0 [ 465.544819] ? proc_fail_nth_write+0x95/0x1d0 [ 465.549310] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 465.554234] ? __fdget_pos+0x26f/0x310 [ 465.558132] block_ioctl+0xe9/0x130 [ 465.561839] ? blkdev_fallocate+0x3f0/0x3f0 [ 465.566227] do_vfs_ioctl+0xcdb/0x12e0 [ 465.570097] ? lock_downgrade+0x720/0x720 [ 465.574243] ? check_preemption_disabled+0x41/0x280 [ 465.579248] ? ioctl_preallocate+0x200/0x200 [ 465.583637] ? __fget+0x356/0x510 [ 465.587072] ? do_dup2+0x450/0x450 [ 465.590677] ? vfs_write+0x393/0x540 [ 465.594384] ? fput+0x2b/0x190 [ 465.597578] ksys_ioctl+0x9b/0xc0 [ 465.601015] __x64_sys_ioctl+0x6f/0xb0 [ 465.604889] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 465.609460] do_syscall_64+0xf9/0x620 [ 465.613690] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 465.618866] RIP: 0033:0x7fd62fa35109 [ 465.622560] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 465.641463] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 13:05:02 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000fffffffc00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:02 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0xa00, 0x0) [ 465.649174] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 465.656429] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 465.663687] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 465.670936] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 465.678187] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 465.708666] block nbd2: shutting down sockets [ 465.797269] block nbd0: shutting down sockets [ 465.823103] block nbd0: Device being setup by another task 13:05:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 24) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:02 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000081000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:02 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x4800, 0x0) 13:05:02 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000088a8ffff00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x501480) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r5 = syz_open_procfs(0x0, 0x0) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) 13:05:02 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$int_in(r2, 0x5452, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) r3 = syz_open_procfs(0x0, 0x0) r4 = syz_open_procfs(0x0, 0x0) read$FUSE(r4, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) read$FUSE(r4, &(0x7f00000022c0)={0x2020}, 0x2020) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r3) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000000c0)=0x0) ioctl$BLKTRACESETUP(r3, 0xc0481273, &(0x7f0000000180)={'\x00', 0x7ff, 0x0, 0x7fff, 0x1, 0xceac, r5}) setsockopt$packet_int(r4, 0x107, 0x12, &(0x7f0000000100)=0x5, 0x4) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x1) [ 466.155683] block nbd4: shutting down sockets 13:05:02 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x4c00, 0x0) 13:05:02 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000399000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:02 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000f0ffff00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 466.344381] FAULT_INJECTION: forcing a failure. [ 466.344381] name failslab, interval 1, probability 0, space 0, times 0 [ 466.372413] CPU: 1 PID: 630 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 466.380159] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 466.389527] Call Trace: 13:05:03 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000007fffffff00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 466.392131] dump_stack+0x1fc/0x2ef [ 466.395771] should_fail.cold+0xa/0xf [ 466.399582] ? setup_fault_attr+0x200/0x200 [ 466.403920] ? lock_acquire+0x170/0x3c0 [ 466.408022] __should_failslab+0x115/0x180 [ 466.412288] should_failslab+0x5/0x10 [ 466.416093] __kmalloc+0x2ab/0x3c0 [ 466.419647] ? kobject_get_path+0xbf/0x240 [ 466.423894] kobject_get_path+0xbf/0x240 [ 466.427968] kobject_uevent_env+0x25c/0x1480 [ 466.432386] ? nbd_size_update+0x28a/0x660 [ 466.436633] ? queue_work_on+0x11a/0x1f0 [ 466.440705] nbd_start_device+0x811/0xd60 13:05:03 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000009effffff00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 466.444879] nbd_ioctl+0x62c/0xbe0 [ 466.448426] ? _copy_from_user+0xd2/0x130 [ 466.452581] ? nbd_disconnect_and_put+0x190/0x190 [ 466.457612] ? __lock_acquire+0x6de/0x3ff0 [ 466.461942] ? nbd_disconnect_and_put+0x190/0x190 [ 466.466791] blkdev_ioctl+0x5cb/0x1a80 [ 466.470693] ? blkpg_ioctl+0x9d0/0x9d0 [ 466.474587] ? get_pid_task+0xf4/0x190 [ 466.478479] ? mark_held_locks+0xf0/0xf0 [ 466.482546] ? proc_fail_nth_write+0x95/0x1d0 [ 466.487045] ? proc_tgid_io_accounting+0x7f0/0x7f0 13:05:03 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000f0ffffff00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 466.491976] ? __fdget_pos+0x26f/0x310 [ 466.495876] block_ioctl+0xe9/0x130 [ 466.499502] ? blkdev_fallocate+0x3f0/0x3f0 [ 466.503828] do_vfs_ioctl+0xcdb/0x12e0 [ 466.507722] ? lock_downgrade+0x720/0x720 [ 466.511882] ? check_preemption_disabled+0x41/0x280 [ 466.516899] ? ioctl_preallocate+0x200/0x200 [ 466.521325] ? __fget+0x356/0x510 [ 466.524787] ? do_dup2+0x450/0x450 [ 466.528331] ? vfs_write+0x393/0x540 [ 466.532051] ? fput+0x2b/0x190 [ 466.535251] ksys_ioctl+0x9b/0xc0 [ 466.538711] __x64_sys_ioctl+0x6f/0xb0 [ 466.542600] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 466.547195] do_syscall_64+0xf9/0x620 [ 466.551013] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 466.556202] RIP: 0033:0x7fd62fa35109 [ 466.559916] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 466.578910] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 466.586599] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 466.593856] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 466.601109] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 466.608359] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 466.615612] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 13:05:03 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 25) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:03 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000fcffffff00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:03 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000f0000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:03 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x6800, 0x0) 13:05:03 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x501480) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r5 = syz_open_procfs(0x0, 0x0) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x501480) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) (async) [ 466.645395] block nbd2: shutting down sockets [ 466.662537] block nbd0: shutting down sockets [ 466.817822] FAULT_INJECTION: forcing a failure. [ 466.817822] name failslab, interval 1, probability 0, space 0, times 0 [ 466.829298] CPU: 0 PID: 670 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 466.837001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 466.846334] Call Trace: [ 466.848920] dump_stack+0x1fc/0x2ef [ 466.852529] should_fail.cold+0xa/0xf [ 466.856557] ? setup_fault_attr+0x200/0x200 [ 466.860863] ? lock_acquire+0x170/0x3c0 [ 466.864919] __should_failslab+0x115/0x180 [ 466.869140] should_failslab+0x5/0x10 [ 466.872918] __kmalloc+0x2ab/0x3c0 [ 466.876437] ? kobject_get_path+0xbf/0x240 [ 466.880651] kobject_get_path+0xbf/0x240 [ 466.884696] kobject_uevent_env+0x25c/0x1480 [ 466.889098] ? nbd_size_update+0x28a/0x660 [ 466.893325] ? queue_work_on+0x11a/0x1f0 [ 466.897370] nbd_start_device+0x811/0xd60 [ 466.901501] nbd_ioctl+0x62c/0xbe0 [ 466.905024] ? _copy_from_user+0xd2/0x130 [ 466.909149] ? nbd_disconnect_and_put+0x190/0x190 [ 466.913972] ? __lock_acquire+0x6de/0x3ff0 [ 466.918199] ? nbd_disconnect_and_put+0x190/0x190 [ 466.923133] blkdev_ioctl+0x5cb/0x1a80 [ 466.926998] ? blkpg_ioctl+0x9d0/0x9d0 [ 466.930886] ? get_pid_task+0xf4/0x190 [ 466.934767] ? mark_held_locks+0xf0/0xf0 [ 466.938831] ? proc_fail_nth_write+0x95/0x1d0 [ 466.943308] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 466.948218] ? __fdget_pos+0x26f/0x310 [ 466.952103] block_ioctl+0xe9/0x130 [ 466.955708] ? blkdev_fallocate+0x3f0/0x3f0 [ 466.960008] do_vfs_ioctl+0xcdb/0x12e0 [ 466.963877] ? lock_downgrade+0x720/0x720 [ 466.968007] ? check_preemption_disabled+0x41/0x280 [ 466.973002] ? ioctl_preallocate+0x200/0x200 [ 466.977394] ? __fget+0x356/0x510 [ 466.980828] ? do_dup2+0x450/0x450 [ 466.984356] ? vfs_write+0x393/0x540 [ 466.988062] ? fput+0x2b/0x190 [ 466.991238] ksys_ioctl+0x9b/0xc0 [ 466.994675] __x64_sys_ioctl+0x6f/0xb0 [ 466.998554] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 467.003123] do_syscall_64+0xf9/0x620 [ 467.006913] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 467.012084] RIP: 0033:0x7fd62fa35109 [ 467.015783] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 467.034678] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 467.042381] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 467.049647] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 467.056897] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 467.064210] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 467.071483] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 467.082231] block nbd2: shutting down sockets 13:05:03 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$int_in(r2, 0x5452, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) r3 = syz_open_procfs(0x0, 0x0) (async) r4 = syz_open_procfs(0x0, 0x0) read$FUSE(r4, &(0x7f0000000280), 0xfffffed3) (async, rerun: 64) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) (async, rerun: 64) read$FUSE(r4, &(0x7f00000022c0)={0x2020}, 0x2020) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r3) (async, rerun: 32) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000000c0)=0x0) (rerun: 32) ioctl$BLKTRACESETUP(r3, 0xc0481273, &(0x7f0000000180)={'\x00', 0x7ff, 0x0, 0x7fff, 0x1, 0xceac, r5}) setsockopt$packet_int(r4, 0x107, 0x12, &(0x7f0000000100)=0x5, 0x4) (async) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x1) 13:05:03 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000ffffffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:03 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000fffff00000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:03 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x6c00, 0x0) 13:05:03 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 26) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:03 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async, rerun: 32) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async, rerun: 32) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async, rerun: 64) r4 = socket(0x40000000002, 0x3, 0x2) (rerun: 64) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x501480) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) r5 = syz_open_procfs(0x0, 0x0) read$FUSE(r5, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r5, 0x107, 0x12, &(0x7f0000000140), 0x4) (async, rerun: 32) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) (rerun: 32) [ 467.120391] block nbd4: shutting down sockets [ 467.132803] block nbd0: Device being setup by another task [ 467.138673] block nbd0: Could not allocate knbd recv work queue. [ 467.152917] block nbd0: shutting down sockets 13:05:03 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:03 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000100", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:03 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x7400, 0x0) [ 467.307804] FAULT_INJECTION: forcing a failure. [ 467.307804] name failslab, interval 1, probability 0, space 0, times 0 [ 467.327041] CPU: 0 PID: 706 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 467.334773] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 467.344127] Call Trace: [ 467.346720] dump_stack+0x1fc/0x2ef [ 467.350359] should_fail.cold+0xa/0xf [ 467.354170] ? setup_fault_attr+0x200/0x200 [ 467.358500] ? lock_acquire+0x170/0x3c0 [ 467.362485] __should_failslab+0x115/0x180 [ 467.366732] should_failslab+0x5/0x10 [ 467.370548] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 467.375672] __kmalloc_node_track_caller+0x38/0x70 [ 467.380614] __alloc_skb+0xae/0x560 [ 467.384257] alloc_uevent_skb+0x7b/0x210 [ 467.388325] kobject_uevent_env+0xa90/0x1480 [ 467.392720] ? nbd_size_update+0x28a/0x660 [ 467.396999] ? queue_work_on+0x11a/0x1f0 [ 467.401046] nbd_start_device+0x811/0xd60 [ 467.405195] nbd_ioctl+0x62c/0xbe0 [ 467.408726] ? _copy_from_user+0xd2/0x130 [ 467.412872] ? nbd_disconnect_and_put+0x190/0x190 [ 467.417711] ? __lock_acquire+0x6de/0x3ff0 [ 467.421930] ? nbd_disconnect_and_put+0x190/0x190 [ 467.426755] blkdev_ioctl+0x5cb/0x1a80 [ 467.430634] ? blkpg_ioctl+0x9d0/0x9d0 [ 467.434500] ? get_pid_task+0xf4/0x190 [ 467.438366] ? mark_held_locks+0xf0/0xf0 [ 467.442405] ? proc_fail_nth_write+0x95/0x1d0 [ 467.446905] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 467.451823] ? __fdget_pos+0x26f/0x310 [ 467.456390] block_ioctl+0xe9/0x130 [ 467.459993] ? blkdev_fallocate+0x3f0/0x3f0 [ 467.464302] do_vfs_ioctl+0xcdb/0x12e0 [ 467.468170] ? lock_downgrade+0x720/0x720 [ 467.472302] ? check_preemption_disabled+0x41/0x280 [ 467.477298] ? ioctl_preallocate+0x200/0x200 [ 467.481704] ? __fget+0x356/0x510 [ 467.485144] ? do_dup2+0x450/0x450 [ 467.488668] ? vfs_write+0x393/0x540 [ 467.492364] ? fput+0x2b/0x190 [ 467.495548] ksys_ioctl+0x9b/0xc0 [ 467.498990] __x64_sys_ioctl+0x6f/0xb0 [ 467.502862] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 467.507424] do_syscall_64+0xf9/0x620 [ 467.511207] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 467.516388] RIP: 0033:0x7fd62fa35109 [ 467.520091] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 467.539033] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 467.546721] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 13:05:04 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000200", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:04 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:04 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x7a00, 0x0) [ 467.553972] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 467.561234] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 467.568482] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 467.575745] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 467.601524] block nbd2: shutting down sockets [ 467.650931] block nbd0: shutting down sockets 13:05:04 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$int_in(r2, 0x5452, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) r3 = syz_open_procfs(0x0, 0x0) (async) r4 = syz_open_procfs(0x0, 0x0) read$FUSE(r4, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r4, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) read$FUSE(r4, &(0x7f00000022c0)={0x2020}, 0x2020) (async) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r3) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000000c0)=0x0) ioctl$BLKTRACESETUP(r3, 0xc0481273, &(0x7f0000000180)={'\x00', 0x7ff, 0x0, 0x7fff, 0x1, 0xceac, r5}) (async) setsockopt$packet_int(r4, 0x107, 0x12, &(0x7f0000000100)=0x5, 0x4) (async) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x1) 13:05:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x991a75d39e0bc186) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000), 0x101000, 0x0) ioctl$NBD_SET_TIMEOUT(r3, 0xab09, 0xa53) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:04 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 27) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:04 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x1000000, 0x0) 13:05:04 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000300", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:04 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 468.098220] block nbd4: shutting down sockets 13:05:04 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:04 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x2000000, 0x0) 13:05:04 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000400", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 468.253304] block nbd4: Could not allocate knbd recv work queue. [ 468.269552] FAULT_INJECTION: forcing a failure. [ 468.269552] name failslab, interval 1, probability 0, space 0, times 0 [ 468.295558] block nbd4: shutting down sockets [ 468.302543] CPU: 1 PID: 753 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 468.310267] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 468.319631] Call Trace: [ 468.322243] dump_stack+0x1fc/0x2ef [ 468.325889] should_fail.cold+0xa/0xf [ 468.329706] ? setup_fault_attr+0x200/0x200 [ 468.334035] ? lock_acquire+0x170/0x3c0 [ 468.338024] __should_failslab+0x115/0x180 [ 468.342264] should_failslab+0x5/0x10 [ 468.346069] kmem_cache_alloc+0x277/0x370 [ 468.350225] skb_clone+0x151/0x3d0 [ 468.353774] netlink_broadcast_filtered+0x8e5/0xbc0 [ 468.358805] netlink_broadcast+0x35/0x40 [ 468.362867] kobject_uevent_env+0xa56/0x1480 [ 468.367263] ? nbd_size_update+0x28a/0x660 [ 468.371478] ? queue_work_on+0x11a/0x1f0 [ 468.375524] nbd_start_device+0x811/0xd60 [ 468.379666] nbd_ioctl+0x62c/0xbe0 [ 468.383206] ? _copy_from_user+0xd2/0x130 [ 468.387340] ? nbd_disconnect_and_put+0x190/0x190 [ 468.392265] ? __lock_acquire+0x6de/0x3ff0 [ 468.396502] ? nbd_disconnect_and_put+0x190/0x190 [ 468.401332] blkdev_ioctl+0x5cb/0x1a80 [ 468.405203] ? blkpg_ioctl+0x9d0/0x9d0 [ 468.409072] ? get_pid_task+0xf4/0x190 [ 468.412955] ? mark_held_locks+0xf0/0xf0 [ 468.417011] ? proc_fail_nth_write+0x95/0x1d0 [ 468.421485] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 468.426398] ? __fdget_pos+0x26f/0x310 [ 468.430271] block_ioctl+0xe9/0x130 [ 468.433876] ? blkdev_fallocate+0x3f0/0x3f0 [ 468.438181] do_vfs_ioctl+0xcdb/0x12e0 [ 468.442062] ? lock_downgrade+0x720/0x720 [ 468.446196] ? check_preemption_disabled+0x41/0x280 [ 468.451204] ? ioctl_preallocate+0x200/0x200 [ 468.455610] ? __fget+0x356/0x510 [ 468.459064] ? do_dup2+0x450/0x450 [ 468.462595] ? vfs_write+0x393/0x540 [ 468.466289] ? fput+0x2b/0x190 [ 468.469467] ksys_ioctl+0x9b/0xc0 [ 468.472905] __x64_sys_ioctl+0x6f/0xb0 [ 468.476771] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 468.481346] do_syscall_64+0xf9/0x620 [ 468.485229] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 468.490397] RIP: 0033:0x7fd62fa35109 [ 468.494104] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 468.512986] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 468.520672] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 468.527930] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 468.535188] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 468.542444] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 13:05:05 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x3000000, 0x0) 13:05:05 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) [ 468.549702] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 13:05:05 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:05 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000600", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 468.581394] block nbd2: shutting down sockets [ 468.582747] block nbd0: server does not support multiple connections per device. 13:05:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x991a75d39e0bc186) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000), 0x101000, 0x0) ioctl$NBD_SET_TIMEOUT(r3, 0xab09, 0xa53) (async) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:05 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 28) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 468.635275] block nbd0: shutting down sockets 13:05:05 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x4000000, 0x0) 13:05:05 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000700", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:05 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:05 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x5000000, 0x0) 13:05:05 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000800", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 468.850124] FAULT_INJECTION: forcing a failure. [ 468.850124] name failslab, interval 1, probability 0, space 0, times 0 [ 468.861683] block nbd0: Device being setup by another task [ 468.882205] CPU: 0 PID: 800 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 468.889947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 468.899303] Call Trace: [ 468.901905] dump_stack+0x1fc/0x2ef [ 468.905550] should_fail.cold+0xa/0xf [ 468.909362] ? setup_fault_attr+0x200/0x200 [ 468.913800] ? lock_acquire+0x170/0x3c0 [ 468.917786] __should_failslab+0x115/0x180 [ 468.922038] should_failslab+0x5/0x10 [ 468.925850] kmem_cache_alloc_trace+0x284/0x380 [ 468.930613] ? wait_for_completion_io+0x10/0x10 [ 468.935289] ? kobj_ns_initial+0x90/0x90 [ 468.939359] call_usermodehelper_setup+0x84/0x300 [ 468.944208] kobject_uevent_env+0xe83/0x1480 [ 468.948715] ? nbd_size_update+0x28a/0x660 [ 468.952955] ? queue_work_on+0x11a/0x1f0 [ 468.957028] nbd_start_device+0x811/0xd60 [ 468.961193] nbd_ioctl+0x62c/0xbe0 [ 468.964839] ? _copy_from_user+0xd2/0x130 [ 468.969261] ? nbd_disconnect_and_put+0x190/0x190 [ 468.974119] ? __lock_acquire+0x6de/0x3ff0 [ 468.978454] ? nbd_disconnect_and_put+0x190/0x190 [ 468.983306] blkdev_ioctl+0x5cb/0x1a80 [ 468.987195] ? blkpg_ioctl+0x9d0/0x9d0 [ 468.991084] ? get_pid_task+0xf4/0x190 [ 468.994978] ? mark_held_locks+0xf0/0xf0 13:05:05 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x6000000, 0x0) 13:05:05 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x7000000, 0x0) [ 468.999038] ? proc_fail_nth_write+0x95/0x1d0 [ 469.003541] ? proc_tgid_io_accounting+0x7f0/0x7f0 [ 469.008476] ? __fdget_pos+0x26f/0x310 [ 469.012373] block_ioctl+0xe9/0x130 [ 469.016001] ? blkdev_fallocate+0x3f0/0x3f0 [ 469.020327] do_vfs_ioctl+0xcdb/0x12e0 [ 469.024222] ? lock_downgrade+0x720/0x720 [ 469.028374] ? check_preemption_disabled+0x41/0x280 [ 469.033398] ? ioctl_preallocate+0x200/0x200 [ 469.037818] ? __fget+0x356/0x510 [ 469.041278] ? do_dup2+0x450/0x450 [ 469.044818] ? vfs_write+0x393/0x540 [ 469.048533] ? fput+0x2b/0x190 [ 469.051733] ksys_ioctl+0x9b/0xc0 [ 469.055205] __x64_sys_ioctl+0x6f/0xb0 [ 469.059101] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 469.063688] do_syscall_64+0xf9/0x620 [ 469.067495] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 469.072677] RIP: 0033:0x7fd62fa35109 [ 469.076389] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 469.095290] RSP: 002b:00007fd62e3aa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 469.103005] RAX: ffffffffffffffda RBX: 00007fd62fb47f60 RCX: 00007fd62fa35109 [ 469.110279] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 469.117553] RBP: 00007fd62e3aa1d0 R08: 0000000000000000 R09: 0000000000000000 [ 469.124821] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 [ 469.132182] R13: 00007fff352b5dff R14: 00007fd62e3aa300 R15: 0000000000022000 [ 469.149991] block nbd2: shutting down sockets [ 469.154973] block nbd0: Device being setup by another task [ 469.172514] block nbd0: shutting down sockets 13:05:06 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) (async, rerun: 32) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) (async, rerun: 32) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) 13:05:06 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x9000000, 0x0) 13:05:06 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:06 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000a00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:06 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) (fail_nth: 29) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x991a75d39e0bc186) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000), 0x101000, 0x0) ioctl$NBD_SET_TIMEOUT(r3, 0xab09, 0xa53) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x991a75d39e0bc186) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000), 0x101000, 0x0) (async) ioctl$NBD_SET_TIMEOUT(r3, 0xab09, 0xa53) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) [ 469.531497] block nbd4: shutting down sockets 13:05:06 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000c00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:06 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:06 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0xa000000, 0x0) 13:05:06 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:06 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 469.727156] block nbd2: shutting down sockets 13:05:06 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000e00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 469.792590] block nbd0: server does not support multiple connections per device. [ 469.813086] block nbd0: shutting down sockets [ 469.874952] block nbd0: Device being setup by another task [ 469.948182] block nbd2: shutting down sockets 13:05:07 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x10000000, 0x0) 13:05:07 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) 13:05:07 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:07 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000000f00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:07 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_FAIL(0xffffffffffffffff, 0xc0189377, &(0x7f0000000100)={{0x1, 0x1, 0x18, r0, {0x9, 0x6}}, './file0\x00'}) r2 = syz_open_procfs(0x0, 0x0) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x7fffffff) r3 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) r5 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) r6 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$BLKROTATIONAL(0xffffffffffffffff, 0x127e, &(0x7f00000000c0)) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) 13:05:07 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x2) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 470.506662] block nbd4: shutting down sockets 13:05:07 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x48000000, 0x0) 13:05:07 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000001000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:07 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:07 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x301) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 470.706911] block nbd2: shutting down sockets 13:05:07 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000006000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:07 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x4c000000, 0x0) [ 470.732475] block nbd0: server does not support multiple connections per device. [ 470.754237] block nbd0: shutting down sockets 13:05:07 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_FAIL(0xffffffffffffffff, 0xc0189377, &(0x7f0000000100)={{0x1, 0x1, 0x18, r0, {0x9, 0x6}}, './file0\x00'}) r2 = syz_open_procfs(0x0, 0x0) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x7fffffff) r3 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) r5 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) r6 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$BLKROTATIONAL(0xffffffffffffffff, 0x127e, &(0x7f00000000c0)) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$AUTOFS_DEV_IOCTL_FAIL(0xffffffffffffffff, 0xc0189377, &(0x7f0000000100)={{0x1, 0x1, 0x18, r0, {0x9, 0x6}}, './file0\x00'}) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x7fffffff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) (async) ioctl$NBD_DO_IT(r5, 0xab03) (async) ioctl$BLKROTATIONAL(0xffffffffffffffff, 0x127e, &(0x7f00000000c0)) (async) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) (async) [ 470.913756] block nbd2: shutting down sockets [ 470.982279] block nbd0: server does not support multiple connections per device. [ 470.990797] block nbd0: shutting down sockets [ 471.032458] block nbd0: Device being setup by another task [ 471.038246] block nbd0: server does not support multiple connections per device. 13:05:08 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x60e000, 0x40) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f00000000c0)={0x0, 0xfa, "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"}, &(0x7f0000000200)=0x102) setsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000240)={r1, 0x9, 0x752, 0x4}, 0x10) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x3ff) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) 13:05:08 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:08 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000586500", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:08 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x68000000, 0x0) 13:05:08 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x125d) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:08 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_FAIL(0xffffffffffffffff, 0xc0189377, &(0x7f0000000100)={{0x1, 0x1, 0x18, r0, {0x9, 0x6}}, './file0\x00'}) (async) r2 = syz_open_procfs(0x0, 0x0) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x7fffffff) (async) r3 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) r5 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) r6 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) (async) ioctl$NBD_DO_IT(r5, 0xab03) ioctl$BLKROTATIONAL(0xffffffffffffffff, 0x127e, &(0x7f00000000c0)) (async) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) [ 471.470352] block nbd4: shutting down sockets 13:05:08 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x6c000000, 0x0) 13:05:08 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000008100", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:08 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 471.644921] block nbd2: shutting down sockets 13:05:08 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x125e) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 471.672294] block nbd0: Device being setup by another task 13:05:08 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000ffffa88800", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:08 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_procfs(0x0, 0x0) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 471.726025] block nbd0: Device being setup by another task [ 471.735936] block nbd0: shutting down sockets [ 471.852711] block nbd2: shutting down sockets [ 472.001470] block nbd0: shutting down sockets 13:05:09 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x60e000, 0x40) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f00000000c0)={0x0, 0xfa, "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"}, &(0x7f0000000200)=0x102) setsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000240)={r1, 0x9, 0x752, 0x4}, 0x10) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x3ff) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) 13:05:09 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x74000000, 0x0) 13:05:09 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:09 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000039900", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:09 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x125f) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) r2 = syz_open_procfs(0x0, 0x0) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 472.439355] block nbd4: shutting down sockets 13:05:09 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x7a000000, 0x0) 13:05:09 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000ffffff9e00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:09 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000000000ff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:09 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x1260) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 472.597301] block nbd2: shutting down sockets 13:05:09 executing program 4: r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x60e000, 0x40) (async) getsockopt$inet_sctp6_SCTP_LOCAL_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1b, &(0x7f00000000c0)={0x0, 0xfa, "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"}, &(0x7f0000000200)=0x102) setsockopt$inet_sctp_SCTP_RTOINFO(r0, 0x84, 0x0, &(0x7f0000000240)={r1, 0x9, 0x752, 0x4}, 0x10) (async) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x3ff) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) [ 472.634580] block nbd4: shutting down sockets 13:05:09 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x0) 13:05:09 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000fffffff000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 472.681955] block nbd0: Device being setup by another task 13:05:09 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000000000ff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) r2 = syz_open_procfs(0x0, 0x0) read$FUSE(r2, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r2, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) (async) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async) ioctl$NBD_DO_IT(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:09 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x1261) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 472.772909] block nbd0: shutting down sockets [ 472.792395] block nbd2: shutting down sockets 13:05:09 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x2) 13:05:09 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(0xffffffffffffffff, 0xc0189374, &(0x7f0000000080)={{0x1, 0x1, 0x18, r1, {0x8fa4e3a}}, './file0\x00'}) sendmmsg$alg(r3, &(0x7f00000059c0)=[{0x0, 0x0, &(0x7f0000001200)=[{&(0x7f00000000c0)="20174ef5bf80497e1fa16fefdee66482db78331ccb5bab861b268c45f6eb4676fcdf1c54b032ac91f43ad8eaed1be07b2fccb2841bcdb95dba94646ef6800d2926d4be984ff59b70fa768135a141ab81b318244c866bd151ae7227f762f752e8ac1020af89624e3a19ecec35fc92d8f912470c5f4ec605f7de36ef79459d0da54326e9b52b89e6e3522713191a81060bb199081692afecbbd3f4278e6a873ee094e36770943b36b8c85194cbe32671a136c9a69f02f6dfea69df7e0b832d211d32e71ccf05393a13989fb92dadea95d736e8bb37ae3b44c970b961e0a375312387cabd7dcb077dcd80066951d37c6d52b39ce2bd44d37c1b", 0xf8}, {&(0x7f00000001c0)="3d33b366dfe0eed7ce480aeda13db6eb6ae6ae94f52bd1bc", 0x18}, {&(0x7f0000000200)="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"a55e7d39e1dac4fdc8e1d3372d80b092722dca4db996617b1e8527760b2b263d873c91a2ee"}, @assoc={0x18, 0x117, 0x4, 0x800}, @iv={0xf0, 0x117, 0x2, 0xd5, "85fe5a76907d639f61de76a277ee925d6149e00919815fbd505caadfb1f2173fc1e9a14fee0343c414cfe5668aa7cb2d7f24e8465969b197e6bbd61b047abc43d669b17973bc0988b0bd595c1a4a1746f45d9b715a3bf2ea556fb21b023495e200ae660bd62d0f98b9e3688f1e805d01801219bb015c56501af602d451178e65ca232744738c4d743d80600f0cba335923c6c63e49b5d7ab41c99137aac52f538de559e7bdbef05b9725916985e05a4d84ef007e5338ccf697df97e2dc650e16e596c74a0a2bf44b7892e29d3db899977c3815c7db"}], 0x250}, {0x0, 0x0, &(0x7f0000005300)=[{&(0x7f0000004e00)}, {&(0x7f0000004e40)="37220176c46da64f2ed46080b557e6ab0df02dc3df700f9faf7b30a8c8d8c1bf30ea6a77b7921d94f0afeadfa2f3cdda180d46b8a51d058b663fe2317aa1d8fa8c5f1614557f84f1035b8015fd214c591256631fc71559db0d001e6d8d9a0cd3818f48a2b7ba999a6258f4621d22e236fe5f5f0c6c4bf1ade16f441de5d06adcaa201cfb7cb87a94d9cf75fea8fc5601f25f5975caf5a51710908a9cc2ee7f9fdcecbd36bf6b70d2f5d180fc71df2b1e47b3e9de508f5e7cb322b457ba2ae402fc", 0xc1}, {&(0x7f0000004f40)="044144c9a7c7370a4660ac3ef94f894efe9d4483432e67cb48ea7582f0814eb70cbbea8d7d159e37b4f3d4b4ad905ea5880ab8c670fbd2cf9bb5", 0x3a}, {&(0x7f0000004f80)="c28489d8262b01da76831e1c815d5228ae4574c384d77aeb49a5246273022247be36", 0x22}, {&(0x7f0000004fc0)="1a3f38658acf0c29f7cb6fe3fef0c33714338a4305c120858f899eb38d31953b24cdde4c6a1350b33afd9feadd4ff52f4481b9e52fb7437ed2dfcb4021b1d85d76d5f992289579b9c04a5abd21eb90baa500c8b801ee11eef7673459d6f089d0ea528c5712bb0b782dcc268a2a367cdc75cbf083ae26f0c03c17eb93ae47790db9bae7f5f714438e1bfec4c53217a0700356", 0x92}, {&(0x7f0000005080)="85772d230288f82d5d9b5a170f3a0d7fcea1d270d95f9867de75f72c99395ae2393edb43adec605b607b0d36fd67abbd854ba5ecf5950a3d5014630c048480e9ef4f43589fd7d5d5d132d67ef546d00ade89cf0e24c2e900cd3fafd16ccb6bae2de34cd5ea3881950232b3df6fa07cb22a05bcc18612483d8a880388b11fd04766341a3fdc62362d081cb7828cc56ce14379ba1d0cc2b47b68ed587bfa82888e12929074721fa160a2bc9b7f73551a65e50f2929e0cff9040022e8fc25512a3af16d3a79f034c535d97dae4e95afb298a4e2dec910757a117c0d8e5b50926e888c5ce473b92b3c9f80b601cd79", 0xed}, {&(0x7f0000005180)="ac483c194e6e4fb3755dd2e9c6bb066385ae4f619c8e0d67e9d1390b65af812e0aa759632262e70599a88c08f87e7e2a649e0cae1bfa7c93e496f08b0569ae588b3695dd350c46d525552125468ef1488074ca45c8e15341fcbb843501d6057d5acf7b61a052c0b3266091523218fa27c5086ed10a1a4623050e837979340275f58e908acf3ac1cf949f7737229e0747fa147a3fb10860ff49", 0x99}, {&(0x7f0000005240)="06c7bd07fb5a08cfec6cc0dcb513d47ef287973c7cf87ab640ce463e538f185a567005a6ab93efe39c206416232694166abcfa3fc858114b719e05493a933c28358adbf9471a6405e8d332b5f81091e1d9d8b574b82a716867c302aca6b7325c3a9dfc81d83f97e212a4098b94affa82875e5628dc2a1a1be58f8f008cd3d3a8e359e49cdc3f6e99bc5aaff8f8a3773ad3", 0x91}], 0x8, &(0x7f0000005380)=[@iv={0xb8, 0x117, 0x2, 0x9f, "c1987b38d88f6992de9450903936dcccd8d4a624b210c00cbb7c8818d5484b72adc9c9bb8e4f330fdc0d3c86058b0f8fc8098d146ae16cbfdbc2cdc38bf488f37dea997f1d4e8178a08c3f97c9c997794731a2822599fc3b1db2d3173bb4d1d23e772f95224ba1d5749ece5c8d93a00170d4bc45b013ac51781586b0ad573eb2a8a7c241920e8c91cac5c39176c54c069f7829cf137d02608525c11f338af7"}, @op={0x18, 0x117, 0x3, 0x1}], 0xd0, 0x4000000}, {0x0, 0x0, &(0x7f00000054c0)=[{&(0x7f0000005480)}], 0x1, &(0x7f0000005500)=[@iv={0xa8, 0x117, 0x2, 0x90, "d23e1bee4706d1412d625941681f013bd1b0921da746b9f8ed72477e2a1c3e6b99ff332cdec22b0f1469b30901b405ab48302f6ed8a1c43b380554faebdf93902274d0f9f90d94d50a17b85fce828f8976a6f20ce986b654511ec2af36138cb5e51ec5e37102d91d961a4f86041145a468118d85e3ed22c41d8565c11b187c31ec211dd69814a00bb4db712c5717f5fd"}, @assoc={0x18}, @iv={0xe8, 0x117, 0x2, 0xce, "334eec15e0d19e19c5db89701f0b6afc68d5469441ae3666bc8a884087612ba27249ae084bbe05bb776dc71c039016dd015ee6c95227fd426c98e1534e1b040b7dd2a053fa677568f39fdec4e2bfea567e331e11babf4dd522017bdab9273614c21a823815ddee4907c00f28a2be2f693abfc4cba1beb924d546cf22b5050ecd9b363146ad28fbb74ea62e85a53f8236f06829874d715b91fab259899de469d6a2044d502966ca29d2dd479a2ad3e08c944951c699f129ce245e9d0584d507dbf06f1da033013887990788cbe59e"}, @op={0x18, 0x117, 0x3, 0x1}, @assoc={0x18, 0x117, 0x4, 0xcca}, @assoc={0x18, 0x117, 0x4, 0x7}, @iv={0x110, 0x117, 0x2, 0xfc, "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"}, @iv={0xe0, 0x117, 0x2, 0xc6, "42b146b1a359329f4459c2ac7c991b1037fe162fb9e40b84d16cb5a8754e0444328b2ae33c3b7dd5b9c40ec452ba94028344b01590859494bf3fd1fa90065b898146981dce8f4c483b2b209acddbbb28bab12b800bc957b34d29f2eb6353f953a612904e3839760c5de2e9fa954a7e5ebd7e064c64cdf92650fee81ce0d9478086305d8b934b9f72dc5f766f76f189348cbcfee9a2a071599da68fd973d534949ca4b86c6777a7b3f9383e0ddb4e20f00582c0842adb65b27a0c00ad713137ada1d9407e58ae"}, @iv={0xc0, 0x117, 0x2, 0xa5, "52b3338d347ba009c260fef2a7da1035f1a681d1d90e5045f4465c29d4d4100084bdb00333e4d679846d39995641db6201ea1a23b26b70905daebbec8bb066b2ca6f94d588510b4d8f23a1439e0b8b29e23d2b831f9d69606165e1588bc1521efc3f96350998560acb7c53b1609a1adb3d99159f4229b1a3b645e89d298d1d60a4decb690fc9e2b3f47f58503aa7c647bc99a54c2909b88be4bfc85a602decc8326308e953"}, @op={0x18, 0x117, 0x3, 0x1}], 0x4b8, 0x8004}], 0x5, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 13:05:09 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000fffffffc00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:09 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:09 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000088a8ffff00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:09 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x1262) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 472.992527] block nbd2: shutting down sockets 13:05:09 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x3) 13:05:09 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000000000ff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:09 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000f0ffff00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) r6 = syz_open_procfs(0x0, 0x0) read$FUSE(r6, &(0x7f0000000280), 0xfffffed3) pipe(&(0x7f0000000200)) r7 = syz_mount_image$tmpfs(&(0x7f00000000c0), &(0x7f0000000140)='./file0\x00', 0x4, 0x3, &(0x7f0000000380)=[{&(0x7f0000000200)="fd51c2ef0a06bcca72f1754bd394867330790033444cf42803dabcd8dc475172c9fa74f38d2b29259b94a61b13561bd5e0560e8c0532e71ac28cf806", 0x3c, 0x7}, {&(0x7f0000000280)="adf23a5c56ec04fa59170d", 0xb, 0xffffffff}, {&(0x7f00000002c0)="2505a68831aabc1b542a1ed8c8cfdc95037974b9ea5639b4faee1f4c015a4473b284b20326847d91ebc7d14966f9d274b10902e9d19664e0e03ce90c0964e345748662815bd7aa401c21dcb3533098ac2e2ed03e1ae7bb28dd73e92b3d5fc7e00a724b406856468670168ad42c5792d8e1d81845857d6de16ed3709eade847d96c932bf91113a020f38dd60bfd86e30e44f53c62d47933214e86cfa3c17d8c9d9837066d1d", 0xa5, 0x1000}], 0x111000, &(0x7f0000000400)={[{@huge_always}], [{@obj_user}]}) unlinkat(r7, &(0x7f0000000440)='./file0\x00', 0x0) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f00000001c0)) socket$key(0xf, 0x3, 0x2) sendmsg$key(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB="020b000102"], 0x10}}, 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f00000001c0)={0x40000000, 0x0, &(0x7f0000000140)={&(0x7f0000000280)=ANY=[], 0x80}}, 0x0) [ 473.045341] block nbd0: Device being setup by another task [ 473.072039] block nbd0: Device being setup by another task [ 473.084538] block nbd0: shutting down sockets 13:05:09 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x4) 13:05:09 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000000000ff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:09 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x1263) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 473.212389] block nbd2: shutting down sockets [ 473.313611] block nbd2: shutting down sockets [ 473.364037] block nbd0: shutting down sockets 13:05:10 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(0xffffffffffffffff, 0xc0189374, &(0x7f0000000080)={{0x1, 0x1, 0x18, r1, {0x8fa4e3a}}, './file0\x00'}) sendmmsg$alg(r3, &(0x7f00000059c0)=[{0x0, 0x0, &(0x7f0000001200)=[{&(0x7f00000000c0)="20174ef5bf80497e1fa16fefdee66482db78331ccb5bab861b268c45f6eb4676fcdf1c54b032ac91f43ad8eaed1be07b2fccb2841bcdb95dba94646ef6800d2926d4be984ff59b70fa768135a141ab81b318244c866bd151ae7227f762f752e8ac1020af89624e3a19ecec35fc92d8f912470c5f4ec605f7de36ef79459d0da54326e9b52b89e6e3522713191a81060bb199081692afecbbd3f4278e6a873ee094e36770943b36b8c85194cbe32671a136c9a69f02f6dfea69df7e0b832d211d32e71ccf05393a13989fb92dadea95d736e8bb37ae3b44c970b961e0a375312387cabd7dcb077dcd80066951d37c6d52b39ce2bd44d37c1b", 0xf8}, {&(0x7f00000001c0)="3d33b366dfe0eed7ce480aeda13db6eb6ae6ae94f52bd1bc", 0x18}, {&(0x7f0000000200)="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", 0x1000}], 0x3, &(0x7f0000001240)=[@assoc={0x18, 0x117, 0x4, 0xacd}, @op={0x18}, @assoc={0x18, 0x117, 0x4, 0x40}, @iv={0xa8, 0x117, 0x2, 0x8e, "68c4a9cb005fda514b6d34c0b9f0e7db53a962a37129cbeaf46890cb56139ec442d76db557753a9bcd5d58bfdfa6efab91280966ba51e48646dab12f2d5ce01516ba7b89bb3a0fa07c2b46c33a3a3f84945f6d1084814b3f59c6fb654566f77e71f61706b6a83ccae97e2baed6fbcb6c3d1d75c0a081d337b501a736b2843cf08665ba39c3db15ba1f900b81944b"}, @assoc={0x18, 0x117, 0x4, 0xb4}], 0x108, 0x8}, {0x0, 0x0, &(0x7f00000028c0)=[{&(0x7f0000001380)="98f82dbdd8a381d630ea4132f828424a35ef1ea6f40b60fbcfc92e64cab117f2a237f3f1ecb62e0937035dcbd1ab2d2921eafe304c7d7198746fff411d9f7ab876beaebc4d710cadcc525b246f348441eadf9d8321f09d4a74a74afaccb60e77066bbb8e1435334dbe96b0e53826497ddd9903a77ceda83ef50ca4e96cad28e040efc7fa7369ae9d5a168fa25c6337a83a8e0304801848744966c7f0437fdb3772f6fa077367965bb314d4bdc2fd6f1c8b0455f4a3ed9386ab73307870a7b6f9952f", 0xc2}, {&(0x7f0000001480)="2f208f85c09d3fa676ffa1b352c0e1beca8fa4cc23b6118889ae878dc2f842c41d1ed92b02479e1fe735c8f3aeb0cdb68019a9668776896229a307330880f15ce942f09002e0239a9913227f5945f10b97503db511c9a58a4063a66ea41be64a2a73b944de361835aed066bb1af352720b3767b54b8cdee15348d67ff96d599799f09fce7d47eaf629257d9004dcfcdefa8f1f2e18b3101a7a34f522d70a420f41c9d2fc2946ebf52caa498a47e3fa946d71872b91542a44fb402ca1e1f86779c6fe3c9cde254843d333771bb418a6d6a819bb48e5c2e59f5a", 0xd9}, 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{&(0x7f0000004e40)="37220176c46da64f2ed46080b557e6ab0df02dc3df700f9faf7b30a8c8d8c1bf30ea6a77b7921d94f0afeadfa2f3cdda180d46b8a51d058b663fe2317aa1d8fa8c5f1614557f84f1035b8015fd214c591256631fc71559db0d001e6d8d9a0cd3818f48a2b7ba999a6258f4621d22e236fe5f5f0c6c4bf1ade16f441de5d06adcaa201cfb7cb87a94d9cf75fea8fc5601f25f5975caf5a51710908a9cc2ee7f9fdcecbd36bf6b70d2f5d180fc71df2b1e47b3e9de508f5e7cb322b457ba2ae402fc", 0xc1}, {&(0x7f0000004f40)="044144c9a7c7370a4660ac3ef94f894efe9d4483432e67cb48ea7582f0814eb70cbbea8d7d159e37b4f3d4b4ad905ea5880ab8c670fbd2cf9bb5", 0x3a}, {&(0x7f0000004f80)="c28489d8262b01da76831e1c815d5228ae4574c384d77aeb49a5246273022247be36", 0x22}, {&(0x7f0000004fc0)="1a3f38658acf0c29f7cb6fe3fef0c33714338a4305c120858f899eb38d31953b24cdde4c6a1350b33afd9feadd4ff52f4481b9e52fb7437ed2dfcb4021b1d85d76d5f992289579b9c04a5abd21eb90baa500c8b801ee11eef7673459d6f089d0ea528c5712bb0b782dcc268a2a367cdc75cbf083ae26f0c03c17eb93ae47790db9bae7f5f714438e1bfec4c53217a0700356", 0x92}, {&(0x7f0000005080)="85772d230288f82d5d9b5a170f3a0d7fcea1d270d95f9867de75f72c99395ae2393edb43adec605b607b0d36fd67abbd854ba5ecf5950a3d5014630c048480e9ef4f43589fd7d5d5d132d67ef546d00ade89cf0e24c2e900cd3fafd16ccb6bae2de34cd5ea3881950232b3df6fa07cb22a05bcc18612483d8a880388b11fd04766341a3fdc62362d081cb7828cc56ce14379ba1d0cc2b47b68ed587bfa82888e12929074721fa160a2bc9b7f73551a65e50f2929e0cff9040022e8fc25512a3af16d3a79f034c535d97dae4e95afb298a4e2dec910757a117c0d8e5b50926e888c5ce473b92b3c9f80b601cd79", 0xed}, {&(0x7f0000005180)="ac483c194e6e4fb3755dd2e9c6bb066385ae4f619c8e0d67e9d1390b65af812e0aa759632262e70599a88c08f87e7e2a649e0cae1bfa7c93e496f08b0569ae588b3695dd350c46d525552125468ef1488074ca45c8e15341fcbb843501d6057d5acf7b61a052c0b3266091523218fa27c5086ed10a1a4623050e837979340275f58e908acf3ac1cf949f7737229e0747fa147a3fb10860ff49", 0x99}, {&(0x7f0000005240)="06c7bd07fb5a08cfec6cc0dcb513d47ef287973c7cf87ab640ce463e538f185a567005a6ab93efe39c206416232694166abcfa3fc858114b719e05493a933c28358adbf9471a6405e8d332b5f81091e1d9d8b574b82a716867c302aca6b7325c3a9dfc81d83f97e212a4098b94affa82875e5628dc2a1a1be58f8f008cd3d3a8e359e49cdc3f6e99bc5aaff8f8a3773ad3", 0x91}], 0x8, &(0x7f0000005380)=[@iv={0xb8, 0x117, 0x2, 0x9f, "c1987b38d88f6992de9450903936dcccd8d4a624b210c00cbb7c8818d5484b72adc9c9bb8e4f330fdc0d3c86058b0f8fc8098d146ae16cbfdbc2cdc38bf488f37dea997f1d4e8178a08c3f97c9c997794731a2822599fc3b1db2d3173bb4d1d23e772f95224ba1d5749ece5c8d93a00170d4bc45b013ac51781586b0ad573eb2a8a7c241920e8c91cac5c39176c54c069f7829cf137d02608525c11f338af7"}, @op={0x18, 0x117, 0x3, 0x1}], 0xd0, 0x4000000}, {0x0, 0x0, &(0x7f00000054c0)=[{&(0x7f0000005480)}], 0x1, &(0x7f0000005500)=[@iv={0xa8, 0x117, 0x2, 0x90, "d23e1bee4706d1412d625941681f013bd1b0921da746b9f8ed72477e2a1c3e6b99ff332cdec22b0f1469b30901b405ab48302f6ed8a1c43b380554faebdf93902274d0f9f90d94d50a17b85fce828f8976a6f20ce986b654511ec2af36138cb5e51ec5e37102d91d961a4f86041145a468118d85e3ed22c41d8565c11b187c31ec211dd69814a00bb4db712c5717f5fd"}, @assoc={0x18}, @iv={0xe8, 0x117, 0x2, 0xce, "334eec15e0d19e19c5db89701f0b6afc68d5469441ae3666bc8a884087612ba27249ae084bbe05bb776dc71c039016dd015ee6c95227fd426c98e1534e1b040b7dd2a053fa677568f39fdec4e2bfea567e331e11babf4dd522017bdab9273614c21a823815ddee4907c00f28a2be2f693abfc4cba1beb924d546cf22b5050ecd9b363146ad28fbb74ea62e85a53f8236f06829874d715b91fab259899de469d6a2044d502966ca29d2dd479a2ad3e08c944951c699f129ce245e9d0584d507dbf06f1da033013887990788cbe59e"}, @op={0x18, 0x117, 0x3, 0x1}, @assoc={0x18, 0x117, 0x4, 0xcca}, @assoc={0x18, 0x117, 0x4, 0x7}, @iv={0x110, 0x117, 0x2, 0xfc, "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"}, @iv={0xe0, 0x117, 0x2, 0xc6, "42b146b1a359329f4459c2ac7c991b1037fe162fb9e40b84d16cb5a8754e0444328b2ae33c3b7dd5b9c40ec452ba94028344b01590859494bf3fd1fa90065b898146981dce8f4c483b2b209acddbbb28bab12b800bc957b34d29f2eb6353f953a612904e3839760c5de2e9fa954a7e5ebd7e064c64cdf92650fee81ce0d9478086305d8b934b9f72dc5f766f76f189348cbcfee9a2a071599da68fd973d534949ca4b86c6777a7b3f9383e0ddb4e20f00582c0842adb65b27a0c00ad713137ada1d9407e58ae"}, @iv={0xc0, 0x117, 0x2, 0xa5, "52b3338d347ba009c260fef2a7da1035f1a681d1d90e5045f4465c29d4d4100084bdb00333e4d679846d39995641db6201ea1a23b26b70905daebbec8bb066b2ca6f94d588510b4d8f23a1439e0b8b29e23d2b831f9d69606165e1588bc1521efc3f96350998560acb7c53b1609a1adb3d99159f4229b1a3b645e89d298d1d60a4decb690fc9e2b3f47f58503aa7c647bc99a54c2909b88be4bfc85a602decc8326308e953"}, @op={0x18, 0x117, 0x3, 0x1}], 0x4b8, 0x8004}], 0x5, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(0xffffffffffffffff, 0xc0189374, &(0x7f0000000080)={{0x1, 0x1, 0x18, r1, {0x8fa4e3a}}, './file0\x00'}) (async) sendmmsg$alg(r3, &(0x7f00000059c0)=[{0x0, 0x0, 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"a55e7d39e1dac4fdc8e1d3372d80b092722dca4db996617b1e8527760b2b263d873c91a2ee"}, @assoc={0x18, 0x117, 0x4, 0x800}, @iv={0xf0, 0x117, 0x2, 0xd5, "85fe5a76907d639f61de76a277ee925d6149e00919815fbd505caadfb1f2173fc1e9a14fee0343c414cfe5668aa7cb2d7f24e8465969b197e6bbd61b047abc43d669b17973bc0988b0bd595c1a4a1746f45d9b715a3bf2ea556fb21b023495e200ae660bd62d0f98b9e3688f1e805d01801219bb015c56501af602d451178e65ca232744738c4d743d80600f0cba335923c6c63e49b5d7ab41c99137aac52f538de559e7bdbef05b9725916985e05a4d84ef007e5338ccf697df97e2dc650e16e596c74a0a2bf44b7892e29d3db899977c3815c7db"}], 0x250}, {0x0, 0x0, &(0x7f0000005300)=[{&(0x7f0000004e00)}, {&(0x7f0000004e40)="37220176c46da64f2ed46080b557e6ab0df02dc3df700f9faf7b30a8c8d8c1bf30ea6a77b7921d94f0afeadfa2f3cdda180d46b8a51d058b663fe2317aa1d8fa8c5f1614557f84f1035b8015fd214c591256631fc71559db0d001e6d8d9a0cd3818f48a2b7ba999a6258f4621d22e236fe5f5f0c6c4bf1ade16f441de5d06adcaa201cfb7cb87a94d9cf75fea8fc5601f25f5975caf5a51710908a9cc2ee7f9fdcecbd36bf6b70d2f5d180fc71df2b1e47b3e9de508f5e7cb322b457ba2ae402fc", 0xc1}, {&(0x7f0000004f40)="044144c9a7c7370a4660ac3ef94f894efe9d4483432e67cb48ea7582f0814eb70cbbea8d7d159e37b4f3d4b4ad905ea5880ab8c670fbd2cf9bb5", 0x3a}, {&(0x7f0000004f80)="c28489d8262b01da76831e1c815d5228ae4574c384d77aeb49a5246273022247be36", 0x22}, {&(0x7f0000004fc0)="1a3f38658acf0c29f7cb6fe3fef0c33714338a4305c120858f899eb38d31953b24cdde4c6a1350b33afd9feadd4ff52f4481b9e52fb7437ed2dfcb4021b1d85d76d5f992289579b9c04a5abd21eb90baa500c8b801ee11eef7673459d6f089d0ea528c5712bb0b782dcc268a2a367cdc75cbf083ae26f0c03c17eb93ae47790db9bae7f5f714438e1bfec4c53217a0700356", 0x92}, {&(0x7f0000005080)="85772d230288f82d5d9b5a170f3a0d7fcea1d270d95f9867de75f72c99395ae2393edb43adec605b607b0d36fd67abbd854ba5ecf5950a3d5014630c048480e9ef4f43589fd7d5d5d132d67ef546d00ade89cf0e24c2e900cd3fafd16ccb6bae2de34cd5ea3881950232b3df6fa07cb22a05bcc18612483d8a880388b11fd04766341a3fdc62362d081cb7828cc56ce14379ba1d0cc2b47b68ed587bfa82888e12929074721fa160a2bc9b7f73551a65e50f2929e0cff9040022e8fc25512a3af16d3a79f034c535d97dae4e95afb298a4e2dec910757a117c0d8e5b50926e888c5ce473b92b3c9f80b601cd79", 0xed}, {&(0x7f0000005180)="ac483c194e6e4fb3755dd2e9c6bb066385ae4f619c8e0d67e9d1390b65af812e0aa759632262e70599a88c08f87e7e2a649e0cae1bfa7c93e496f08b0569ae588b3695dd350c46d525552125468ef1488074ca45c8e15341fcbb843501d6057d5acf7b61a052c0b3266091523218fa27c5086ed10a1a4623050e837979340275f58e908acf3ac1cf949f7737229e0747fa147a3fb10860ff49", 0x99}, {&(0x7f0000005240)="06c7bd07fb5a08cfec6cc0dcb513d47ef287973c7cf87ab640ce463e538f185a567005a6ab93efe39c206416232694166abcfa3fc858114b719e05493a933c28358adbf9471a6405e8d332b5f81091e1d9d8b574b82a716867c302aca6b7325c3a9dfc81d83f97e212a4098b94affa82875e5628dc2a1a1be58f8f008cd3d3a8e359e49cdc3f6e99bc5aaff8f8a3773ad3", 0x91}], 0x8, &(0x7f0000005380)=[@iv={0xb8, 0x117, 0x2, 0x9f, "c1987b38d88f6992de9450903936dcccd8d4a624b210c00cbb7c8818d5484b72adc9c9bb8e4f330fdc0d3c86058b0f8fc8098d146ae16cbfdbc2cdc38bf488f37dea997f1d4e8178a08c3f97c9c997794731a2822599fc3b1db2d3173bb4d1d23e772f95224ba1d5749ece5c8d93a00170d4bc45b013ac51781586b0ad573eb2a8a7c241920e8c91cac5c39176c54c069f7829cf137d02608525c11f338af7"}, @op={0x18, 0x117, 0x3, 0x1}], 0xd0, 0x4000000}, {0x0, 0x0, &(0x7f00000054c0)=[{&(0x7f0000005480)}], 0x1, &(0x7f0000005500)=[@iv={0xa8, 0x117, 0x2, 0x90, "d23e1bee4706d1412d625941681f013bd1b0921da746b9f8ed72477e2a1c3e6b99ff332cdec22b0f1469b30901b405ab48302f6ed8a1c43b380554faebdf93902274d0f9f90d94d50a17b85fce828f8976a6f20ce986b654511ec2af36138cb5e51ec5e37102d91d961a4f86041145a468118d85e3ed22c41d8565c11b187c31ec211dd69814a00bb4db712c5717f5fd"}, @assoc={0x18}, @iv={0xe8, 0x117, 0x2, 0xce, "334eec15e0d19e19c5db89701f0b6afc68d5469441ae3666bc8a884087612ba27249ae084bbe05bb776dc71c039016dd015ee6c95227fd426c98e1534e1b040b7dd2a053fa677568f39fdec4e2bfea567e331e11babf4dd522017bdab9273614c21a823815ddee4907c00f28a2be2f693abfc4cba1beb924d546cf22b5050ecd9b363146ad28fbb74ea62e85a53f8236f06829874d715b91fab259899de469d6a2044d502966ca29d2dd479a2ad3e08c944951c699f129ce245e9d0584d507dbf06f1da033013887990788cbe59e"}, @op={0x18, 0x117, 0x3, 0x1}, @assoc={0x18, 0x117, 0x4, 0xcca}, @assoc={0x18, 0x117, 0x4, 0x7}, @iv={0x110, 0x117, 0x2, 0xfc, "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"}, @iv={0xe0, 0x117, 0x2, 0xc6, "42b146b1a359329f4459c2ac7c991b1037fe162fb9e40b84d16cb5a8754e0444328b2ae33c3b7dd5b9c40ec452ba94028344b01590859494bf3fd1fa90065b898146981dce8f4c483b2b209acddbbb28bab12b800bc957b34d29f2eb6353f953a612904e3839760c5de2e9fa954a7e5ebd7e064c64cdf92650fee81ce0d9478086305d8b934b9f72dc5f766f76f189348cbcfee9a2a071599da68fd973d534949ca4b86c6777a7b3f9383e0ddb4e20f00582c0842adb65b27a0c00ad713137ada1d9407e58ae"}, @iv={0xc0, 0x117, 0x2, 0xa5, "52b3338d347ba009c260fef2a7da1035f1a681d1d90e5045f4465c29d4d4100084bdb00333e4d679846d39995641db6201ea1a23b26b70905daebbec8bb066b2ca6f94d588510b4d8f23a1439e0b8b29e23d2b831f9d69606165e1588bc1521efc3f96350998560acb7c53b1609a1adb3d99159f4229b1a3b645e89d298d1d60a4decb690fc9e2b3f47f58503aa7c647bc99a54c2909b88be4bfc85a602decc8326308e953"}, @op={0x18, 0x117, 0x3, 0x1}], 0x4b8, 0x8004}], 0x5, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 13:05:10 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x5) 13:05:10 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000007fffffff00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:10 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000000007f", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:10 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x1264) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) (async) r6 = syz_open_procfs(0x0, 0x0) read$FUSE(r6, &(0x7f0000000280), 0xfffffed3) (async) pipe(&(0x7f0000000200)) (async) r7 = syz_mount_image$tmpfs(&(0x7f00000000c0), &(0x7f0000000140)='./file0\x00', 0x4, 0x3, &(0x7f0000000380)=[{&(0x7f0000000200)="fd51c2ef0a06bcca72f1754bd394867330790033444cf42803dabcd8dc475172c9fa74f38d2b29259b94a61b13561bd5e0560e8c0532e71ac28cf806", 0x3c, 0x7}, {&(0x7f0000000280)="adf23a5c56ec04fa59170d", 0xb, 0xffffffff}, {&(0x7f00000002c0)="2505a68831aabc1b542a1ed8c8cfdc95037974b9ea5639b4faee1f4c015a4473b284b20326847d91ebc7d14966f9d274b10902e9d19664e0e03ce90c0964e345748662815bd7aa401c21dcb3533098ac2e2ed03e1ae7bb28dd73e92b3d5fc7e00a724b406856468670168ad42c5792d8e1d81845857d6de16ed3709eade847d96c932bf91113a020f38dd60bfd86e30e44f53c62d47933214e86cfa3c17d8c9d9837066d1d", 0xa5, 0x1000}], 0x111000, &(0x7f0000000400)={[{@huge_always}], [{@obj_user}]}) unlinkat(r7, &(0x7f0000000440)='./file0\x00', 0x0) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f00000001c0)) (async) socket$key(0xf, 0x3, 0x2) sendmsg$key(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB="020b000102"], 0x10}}, 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f00000001c0)={0x40000000, 0x0, &(0x7f0000000140)={&(0x7f0000000280)=ANY=[], 0x80}}, 0x0) [ 473.797704] block nbd4: shutting down sockets 13:05:10 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x6) 13:05:10 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000009effffff00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:10 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x1265) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 473.952545] block nbd2: shutting down sockets 13:05:10 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000f0ffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:10 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000f0ffffff00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:10 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) (async) ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(0xffffffffffffffff, 0xc0189374, &(0x7f0000000080)={{0x1, 0x1, 0x18, r1, {0x8fa4e3a}}, './file0\x00'}) sendmmsg$alg(r3, &(0x7f00000059c0)=[{0x0, 0x0, &(0x7f0000001200)=[{&(0x7f00000000c0)="20174ef5bf80497e1fa16fefdee66482db78331ccb5bab861b268c45f6eb4676fcdf1c54b032ac91f43ad8eaed1be07b2fccb2841bcdb95dba94646ef6800d2926d4be984ff59b70fa768135a141ab81b318244c866bd151ae7227f762f752e8ac1020af89624e3a19ecec35fc92d8f912470c5f4ec605f7de36ef79459d0da54326e9b52b89e6e3522713191a81060bb199081692afecbbd3f4278e6a873ee094e36770943b36b8c85194cbe32671a136c9a69f02f6dfea69df7e0b832d211d32e71ccf05393a13989fb92dadea95d736e8bb37ae3b44c970b961e0a375312387cabd7dcb077dcd80066951d37c6d52b39ce2bd44d37c1b", 0xf8}, {&(0x7f00000001c0)="3d33b366dfe0eed7ce480aeda13db6eb6ae6ae94f52bd1bc", 0x18}, {&(0x7f0000000200)="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"a55e7d39e1dac4fdc8e1d3372d80b092722dca4db996617b1e8527760b2b263d873c91a2ee"}, @assoc={0x18, 0x117, 0x4, 0x800}, @iv={0xf0, 0x117, 0x2, 0xd5, "85fe5a76907d639f61de76a277ee925d6149e00919815fbd505caadfb1f2173fc1e9a14fee0343c414cfe5668aa7cb2d7f24e8465969b197e6bbd61b047abc43d669b17973bc0988b0bd595c1a4a1746f45d9b715a3bf2ea556fb21b023495e200ae660bd62d0f98b9e3688f1e805d01801219bb015c56501af602d451178e65ca232744738c4d743d80600f0cba335923c6c63e49b5d7ab41c99137aac52f538de559e7bdbef05b9725916985e05a4d84ef007e5338ccf697df97e2dc650e16e596c74a0a2bf44b7892e29d3db899977c3815c7db"}], 0x250}, {0x0, 0x0, &(0x7f0000005300)=[{&(0x7f0000004e00)}, {&(0x7f0000004e40)="37220176c46da64f2ed46080b557e6ab0df02dc3df700f9faf7b30a8c8d8c1bf30ea6a77b7921d94f0afeadfa2f3cdda180d46b8a51d058b663fe2317aa1d8fa8c5f1614557f84f1035b8015fd214c591256631fc71559db0d001e6d8d9a0cd3818f48a2b7ba999a6258f4621d22e236fe5f5f0c6c4bf1ade16f441de5d06adcaa201cfb7cb87a94d9cf75fea8fc5601f25f5975caf5a51710908a9cc2ee7f9fdcecbd36bf6b70d2f5d180fc71df2b1e47b3e9de508f5e7cb322b457ba2ae402fc", 0xc1}, {&(0x7f0000004f40)="044144c9a7c7370a4660ac3ef94f894efe9d4483432e67cb48ea7582f0814eb70cbbea8d7d159e37b4f3d4b4ad905ea5880ab8c670fbd2cf9bb5", 0x3a}, {&(0x7f0000004f80)="c28489d8262b01da76831e1c815d5228ae4574c384d77aeb49a5246273022247be36", 0x22}, {&(0x7f0000004fc0)="1a3f38658acf0c29f7cb6fe3fef0c33714338a4305c120858f899eb38d31953b24cdde4c6a1350b33afd9feadd4ff52f4481b9e52fb7437ed2dfcb4021b1d85d76d5f992289579b9c04a5abd21eb90baa500c8b801ee11eef7673459d6f089d0ea528c5712bb0b782dcc268a2a367cdc75cbf083ae26f0c03c17eb93ae47790db9bae7f5f714438e1bfec4c53217a0700356", 0x92}, {&(0x7f0000005080)="85772d230288f82d5d9b5a170f3a0d7fcea1d270d95f9867de75f72c99395ae2393edb43adec605b607b0d36fd67abbd854ba5ecf5950a3d5014630c048480e9ef4f43589fd7d5d5d132d67ef546d00ade89cf0e24c2e900cd3fafd16ccb6bae2de34cd5ea3881950232b3df6fa07cb22a05bcc18612483d8a880388b11fd04766341a3fdc62362d081cb7828cc56ce14379ba1d0cc2b47b68ed587bfa82888e12929074721fa160a2bc9b7f73551a65e50f2929e0cff9040022e8fc25512a3af16d3a79f034c535d97dae4e95afb298a4e2dec910757a117c0d8e5b50926e888c5ce473b92b3c9f80b601cd79", 0xed}, {&(0x7f0000005180)="ac483c194e6e4fb3755dd2e9c6bb066385ae4f619c8e0d67e9d1390b65af812e0aa759632262e70599a88c08f87e7e2a649e0cae1bfa7c93e496f08b0569ae588b3695dd350c46d525552125468ef1488074ca45c8e15341fcbb843501d6057d5acf7b61a052c0b3266091523218fa27c5086ed10a1a4623050e837979340275f58e908acf3ac1cf949f7737229e0747fa147a3fb10860ff49", 0x99}, {&(0x7f0000005240)="06c7bd07fb5a08cfec6cc0dcb513d47ef287973c7cf87ab640ce463e538f185a567005a6ab93efe39c206416232694166abcfa3fc858114b719e05493a933c28358adbf9471a6405e8d332b5f81091e1d9d8b574b82a716867c302aca6b7325c3a9dfc81d83f97e212a4098b94affa82875e5628dc2a1a1be58f8f008cd3d3a8e359e49cdc3f6e99bc5aaff8f8a3773ad3", 0x91}], 0x8, &(0x7f0000005380)=[@iv={0xb8, 0x117, 0x2, 0x9f, "c1987b38d88f6992de9450903936dcccd8d4a624b210c00cbb7c8818d5484b72adc9c9bb8e4f330fdc0d3c86058b0f8fc8098d146ae16cbfdbc2cdc38bf488f37dea997f1d4e8178a08c3f97c9c997794731a2822599fc3b1db2d3173bb4d1d23e772f95224ba1d5749ece5c8d93a00170d4bc45b013ac51781586b0ad573eb2a8a7c241920e8c91cac5c39176c54c069f7829cf137d02608525c11f338af7"}, @op={0x18, 0x117, 0x3, 0x1}], 0xd0, 0x4000000}, {0x0, 0x0, &(0x7f00000054c0)=[{&(0x7f0000005480)}], 0x1, &(0x7f0000005500)=[@iv={0xa8, 0x117, 0x2, 0x90, "d23e1bee4706d1412d625941681f013bd1b0921da746b9f8ed72477e2a1c3e6b99ff332cdec22b0f1469b30901b405ab48302f6ed8a1c43b380554faebdf93902274d0f9f90d94d50a17b85fce828f8976a6f20ce986b654511ec2af36138cb5e51ec5e37102d91d961a4f86041145a468118d85e3ed22c41d8565c11b187c31ec211dd69814a00bb4db712c5717f5fd"}, @assoc={0x18}, @iv={0xe8, 0x117, 0x2, 0xce, "334eec15e0d19e19c5db89701f0b6afc68d5469441ae3666bc8a884087612ba27249ae084bbe05bb776dc71c039016dd015ee6c95227fd426c98e1534e1b040b7dd2a053fa677568f39fdec4e2bfea567e331e11babf4dd522017bdab9273614c21a823815ddee4907c00f28a2be2f693abfc4cba1beb924d546cf22b5050ecd9b363146ad28fbb74ea62e85a53f8236f06829874d715b91fab259899de469d6a2044d502966ca29d2dd479a2ad3e08c944951c699f129ce245e9d0584d507dbf06f1da033013887990788cbe59e"}, @op={0x18, 0x117, 0x3, 0x1}, @assoc={0x18, 0x117, 0x4, 0xcca}, @assoc={0x18, 0x117, 0x4, 0x7}, @iv={0x110, 0x117, 0x2, 0xfc, "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"}, @iv={0xe0, 0x117, 0x2, 0xc6, "42b146b1a359329f4459c2ac7c991b1037fe162fb9e40b84d16cb5a8754e0444328b2ae33c3b7dd5b9c40ec452ba94028344b01590859494bf3fd1fa90065b898146981dce8f4c483b2b209acddbbb28bab12b800bc957b34d29f2eb6353f953a612904e3839760c5de2e9fa954a7e5ebd7e064c64cdf92650fee81ce0d9478086305d8b934b9f72dc5f766f76f189348cbcfee9a2a071599da68fd973d534949ca4b86c6777a7b3f9383e0ddb4e20f00582c0842adb65b27a0c00ad713137ada1d9407e58ae"}, @iv={0xc0, 0x117, 0x2, 0xa5, "52b3338d347ba009c260fef2a7da1035f1a681d1d90e5045f4465c29d4d4100084bdb00333e4d679846d39995641db6201ea1a23b26b70905daebbec8bb066b2ca6f94d588510b4d8f23a1439e0b8b29e23d2b831f9d69606165e1588bc1521efc3f96350998560acb7c53b1609a1adb3d99159f4229b1a3b645e89d298d1d60a4decb690fc9e2b3f47f58503aa7c647bc99a54c2909b88be4bfc85a602decc8326308e953"}, @op={0x18, 0x117, 0x3, 0x1}], 0x4b8, 0x8004}], 0x5, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) 13:05:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) r6 = syz_open_procfs(0x0, 0x0) read$FUSE(r6, &(0x7f0000000280), 0xfffffed3) pipe(&(0x7f0000000200)) r7 = syz_mount_image$tmpfs(&(0x7f00000000c0), &(0x7f0000000140)='./file0\x00', 0x4, 0x3, &(0x7f0000000380)=[{&(0x7f0000000200)="fd51c2ef0a06bcca72f1754bd394867330790033444cf42803dabcd8dc475172c9fa74f38d2b29259b94a61b13561bd5e0560e8c0532e71ac28cf806", 0x3c, 0x7}, {&(0x7f0000000280)="adf23a5c56ec04fa59170d", 0xb, 0xffffffff}, {&(0x7f00000002c0)="2505a68831aabc1b542a1ed8c8cfdc95037974b9ea5639b4faee1f4c015a4473b284b20326847d91ebc7d14966f9d274b10902e9d19664e0e03ce90c0964e345748662815bd7aa401c21dcb3533098ac2e2ed03e1ae7bb28dd73e92b3d5fc7e00a724b406856468670168ad42c5792d8e1d81845857d6de16ed3709eade847d96c932bf91113a020f38dd60bfd86e30e44f53c62d47933214e86cfa3c17d8c9d9837066d1d", 0xa5, 0x1000}], 0x111000, &(0x7f0000000400)={[{@huge_always}], [{@obj_user}]}) unlinkat(r7, &(0x7f0000000440)='./file0\x00', 0x0) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f00000001c0)) socket$key(0xf, 0x3, 0x2) sendmsg$key(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB="020b000102"], 0x10}}, 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f00000001c0)={0x40000000, 0x0, &(0x7f0000000140)={&(0x7f0000000280)=ANY=[], 0x80}}, 0x0) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f00000000c0)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r4, 0xab00, r2) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r5) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r6, &(0x7f0000000280), 0xfffffed3) (async) pipe(&(0x7f0000000200)) (async) syz_mount_image$tmpfs(&(0x7f00000000c0), &(0x7f0000000140)='./file0\x00', 0x4, 0x3, &(0x7f0000000380)=[{&(0x7f0000000200)="fd51c2ef0a06bcca72f1754bd394867330790033444cf42803dabcd8dc475172c9fa74f38d2b29259b94a61b13561bd5e0560e8c0532e71ac28cf806", 0x3c, 0x7}, {&(0x7f0000000280)="adf23a5c56ec04fa59170d", 0xb, 0xffffffff}, {&(0x7f00000002c0)="2505a68831aabc1b542a1ed8c8cfdc95037974b9ea5639b4faee1f4c015a4473b284b20326847d91ebc7d14966f9d274b10902e9d19664e0e03ce90c0964e345748662815bd7aa401c21dcb3533098ac2e2ed03e1ae7bb28dd73e92b3d5fc7e00a724b406856468670168ad42c5792d8e1d81845857d6de16ed3709eade847d96c932bf91113a020f38dd60bfd86e30e44f53c62d47933214e86cfa3c17d8c9d9837066d1d", 0xa5, 0x1000}], 0x111000, &(0x7f0000000400)={[{@huge_always}], [{@obj_user}]}) (async) unlinkat(r7, &(0x7f0000000440)='./file0\x00', 0x0) (async) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f00000001c0)) (async) socket$key(0xf, 0x3, 0x2) (async) sendmsg$key(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB="020b000102"], 0x10}}, 0x0) (async) sendmsg$key(0xffffffffffffffff, &(0x7f00000001c0)={0x40000000, 0x0, &(0x7f0000000140)={&(0x7f0000000280)=ANY=[], 0x80}}, 0x0) (async) [ 474.022099] block nbd0: Device being setup by another task [ 474.023397] block nbd4: shutting down sockets [ 474.051892] block nbd0: Device being setup by another task [ 474.059338] block nbd0: shutting down sockets 13:05:10 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x7) 13:05:10 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000002000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:10 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000003000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:10 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000fcffffff00", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:10 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x9) 13:05:10 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x1267) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 474.232572] block nbd2: shutting down sockets 13:05:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) r5 = dup(r1) r6 = openat$sw_sync_info(0xffffffffffffff9c, &(0x7f00000000c0), 0x30600, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) fcntl$setstatus(r5, 0x4, 0x6000) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:10 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000004000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 474.313622] block nbd0: shutting down sockets 13:05:10 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000ffffffffff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:11 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0xa) [ 474.402133] block nbd2: shutting down sockets [ 474.622830] block nbd0: shutting down sockets 13:05:11 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x301000) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_procfs(0x0, 0x0) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x1000) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x410000) r3 = socket(0x28, 0x800, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) 13:05:11 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000006000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:11 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:11 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x1268) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:11 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x10) 13:05:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) (async) r5 = dup(r1) (async) r6 = openat$sw_sync_info(0xffffffffffffff9c, &(0x7f00000000c0), 0x30600, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) fcntl$setstatus(r5, 0x4, 0x6000) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 474.984185] block nbd4: shutting down sockets 13:05:11 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x48) 13:05:11 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:11 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000008000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 475.133498] block nbd2: shutting down sockets 13:05:11 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x301000) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_procfs(0x0, 0x0) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x1000) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x410000) r3 = socket(0x28, 0x800, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x301000) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x1000) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x410000) (async) socket(0x28, 0x800, 0x0) (async) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) (async) ioctl$NBD_DO_IT(r2, 0xab03) (async) 13:05:11 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x1269) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 475.206785] block nbd0: Device being setup by another task 13:05:11 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:11 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x301000) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_procfs(0x0, 0x0) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x1000) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x410000) r3 = socket(0x28, 0x800, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) ioctl$NBD_DO_IT(r2, 0xab03) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x301000) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_procfs(0x0, 0x0) (async) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) (async) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) (async) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x1000) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x410000) (async) socket(0x28, 0x800, 0x0) (async) ioctl$NBD_SET_SOCK(r2, 0xab00, r3) (async) ioctl$NBD_DO_IT(r2, 0xab03) (async) [ 475.251683] block nbd0: Device being setup by another task 13:05:11 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x4c) 13:05:11 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000a000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async, rerun: 32) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (rerun: 32) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) r5 = dup(r1) (async) r6 = openat$sw_sync_info(0xffffffffffffff9c, &(0x7f00000000c0), 0x30600, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r6) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async, rerun: 64) ioctl$NBD_DO_IT(r3, 0xab03) (rerun: 64) fcntl$setstatus(r5, 0x4, 0x6000) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 475.332566] block nbd0: shutting down sockets 13:05:12 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x1274) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 475.392067] block nbd2: shutting down sockets 13:05:12 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:12 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000c000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:12 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x68) 13:05:12 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000000000)=0x14) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000000c0)=0x5) ioctl$TIOCVHANGUP(r3, 0x5437, 0x0) r4 = getpid() sched_setscheduler(r4, 0x5, &(0x7f0000000380)) fcntl$setown(r3, 0x8, r4) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) 13:05:12 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:12 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000e000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 475.635119] block nbd2: shutting down sockets 13:05:12 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x1276) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 475.666890] mkiss: ax0: crc mode is auto. 13:05:12 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x6c) [ 475.699278] block nbd0: shutting down sockets 13:05:12 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:12 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400000000000000000f000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 475.862228] block nbd2: shutting down sockets 13:05:12 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$AUTOFS_IOC_EXPIRE(r3, 0x810c9365, &(0x7f00000000c0)={{0x2, 0x9}, 0x100, './file0\x00'}) 13:05:12 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x74) 13:05:12 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x1277) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:12 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:12 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000010000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:13 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000000000)=0x14) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000000c0)=0x5) ioctl$TIOCVHANGUP(r3, 0x5437, 0x0) r4 = getpid() sched_setscheduler(r4, 0x5, &(0x7f0000000380)) fcntl$setown(r3, 0x8, r4) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x40000000002, 0x3, 0x2) (async) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000000000)=0x14) (async) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000000c0)=0x5) (async) ioctl$TIOCVHANGUP(r3, 0x5437, 0x0) (async) getpid() (async) sched_setscheduler(r4, 0x5, &(0x7f0000000380)) (async) fcntl$setown(r3, 0x8, r4) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 13:05:13 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:13 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000060000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:13 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x7a) [ 476.466727] block nbd4: shutting down sockets 13:05:13 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x1278) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 476.505161] block nbd2: shutting down sockets 13:05:13 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:13 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000f0000000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 476.617477] block nbd0: shutting down sockets 13:05:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$AUTOFS_IOC_EXPIRE(r3, 0x810c9365, &(0x7f00000000c0)={{0x2, 0x9}, 0x100, './file0\x00'}) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) socket(0x40000000002, 0x3, 0x2) (async) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) ioctl$AUTOFS_IOC_EXPIRE(r3, 0x810c9365, &(0x7f00000000c0)={{0x2, 0x9}, 0x100, './file0\x00'}) (async) 13:05:13 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x300) 13:05:13 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x1279) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:13 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 476.705045] mkiss: ax0: crc mode is auto. [ 476.712261] block nbd2: shutting down sockets 13:05:13 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000030000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 476.884606] block nbd2: shutting down sockets [ 476.941482] block nbd4: Device being setup by another task [ 476.960613] block nbd0: shutting down sockets [ 477.011511] block nbd0: Device being setup by another task 13:05:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r2 = socket(0x40000000002, 0x3, 0x2) r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000000000)=0x14) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000000c0)=0x5) ioctl$TIOCVHANGUP(r3, 0x5437, 0x0) r4 = getpid() sched_setscheduler(r4, 0x5, &(0x7f0000000380)) fcntl$setown(r3, 0x8, r4) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) socket(0x40000000002, 0x3, 0x2) (async) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000280), 0x0, 0x0) (async) ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000000000)=0x14) (async) ioctl$TIOCSETD(r3, 0x5423, &(0x7f00000000c0)=0x5) (async) ioctl$TIOCVHANGUP(r3, 0x5437, 0x0) (async) getpid() (async) sched_setscheduler(r4, 0x5, &(0x7f0000000380)) (async) fcntl$setown(r3, 0x8, r4) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 13:05:14 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x500) 13:05:14 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:14 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000db030000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:14 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x127a) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) (async) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) ioctl$AUTOFS_IOC_EXPIRE(r3, 0x810c9365, &(0x7f00000000c0)={{0x2, 0x9}, 0x100, './file0\x00'}) [ 477.476114] block nbd4: shutting down sockets 13:05:14 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x600) 13:05:14 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4400000010000104000000000000000000060000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:14 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:14 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x127b) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 477.646123] mkiss: ax0: crc mode is auto. [ 477.651937] block nbd2: shutting down sockets [ 477.683365] block nbd0: shutting down sockets 13:05:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r4 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r3, 0xab00, r4) ioctl$NBD_DO_IT(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:14 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 477.821700] block nbd2: shutting down sockets [ 477.941975] block nbd0: shutting down sockets [ 477.953246] block nbd4: Device being setup by another task 13:05:15 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x700) 13:05:15 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x127c) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 13:05:15 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000000a0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:15 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 478.424847] block nbd4: shutting down sockets 13:05:15 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) r1 = syz_open_procfs(0x0, 0x0) read$FUSE(r1, &(0x7f0000000280), 0xfffffed3) setsockopt$packet_fanout(r1, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) setsockopt$packet_fanout(0xffffffffffffffff, 0x107, 0x12, &(0x7f0000000140), 0x4) perf_event_open(&(0x7f0000002600)={0x2, 0x80, 0x1, 0x4, 0x6, 0x7, 0x0, 0x72, 0x8, 0x2, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x3, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x7, 0x0, @perf_bp={&(0x7f0000000100), 0x1}, 0x4408, 0x7, 0x2, 0x6, 0x3, 0x1, 0x9335, 0x0, 0x7f, 0x0, 0xffffffffffffff01}, 0x0, 0xe, 0xffffffffffffffff, 0x3) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r3 = syz_open_procfs(0x0, 0x0) read$FUSE(r3, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x0, 0x0}, 0xfffffed3) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000140), 0x4) ioctl$NBD_SET_SOCK(r3, 0xab00, 0xffffffffffffffff) r5 = socket(0x40000000002, 0x3, 0x2) ioctl$NBD_SET_SOCK(r2, 0xab00, r5) ioctl$NBD_DO_IT(r2, 0xab03) read$FUSE(0xffffffffffffffff, &(0x7f00000005c0)={0x2020, 0x0, 0x0, 0x0}, 0x2020) fchown(0xffffffffffffffff, r6, 0x0) syz_mount_image$fuse(&(0x7f0000000080), &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x2000, &(0x7f0000000180)=ANY=[@ANYBLOB="72d8bd", @ANYRESHEX=r3, @ANYBLOB=',rootmode=01021224504064075445272,user_id=', @ANYRESDEC=r6, @ANYBLOB=',group_id=', @ANYRESDEC=r4, @ANYBLOB="2c626c6b73697a653d3078303030303030303030303030313830302c646f6e745f6d6561737572652c61707072616973652c6673757569643d66663737630333022d323363362d326233652d336230612d37653565375338322c00"]) 13:05:15 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="440000001000010400"/20, @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:15 executing program 3: r0 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='net/igmp\x00') preadv(r0, &(0x7f0000000140)=[{&(0x7f0000000180)=""/4100, 0x1004}], 0x1, 0x0, 0x900) 13:05:15 executing program 1: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000000c0000", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) 13:05:15 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x3ff) r1 = syz_open_dev$ndb(&(0x7f0000000700), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_DO_IT(r3, 0x127d) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 478.582460] block nbd2: shutting down sockets 13:05:15 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'bridge_slave_1\x00', 0x0}) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB="44000000100001040000000000000000000000ff", @ANYRES32=r1, @ANYBLOB="00000000e5ffffff24001280110001006272696467655f736c617665000000000c0005800500090001"], 0x44}}, 0x0) [ 478.712095] block nbd2: shutting down sockets [ 479.394173] block nbd4: shutting down sockets [ 502.709634] ieee802154 phy0 wpan0: encryption failed: -22 [ 502.715244] ieee802154 phy1 wpan1: encryption failed: -22 [ 564.145111] ieee802154 phy0 wpan0: encryption failed: -22 [ 564.150721] ieee802154 phy1 wpan1: encryption failed: -22 [ 625.580604] ieee802154 phy0 wpan0: encryption failed: -22 [ 625.586208] ieee802154 phy1 wpan1: encryption failed: -22 [ 626.218967] INFO: task syz-executor.0:1448 blocked for more than 140 seconds. [ 626.226277] Not tainted 4.19.211-syzkaller #0 [ 626.231686] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 626.240009] syz-executor.0 D27808 1448 8141 0x00000004 [ 626.245639] Call Trace: [ 626.248219] __schedule+0x887/0x2040 [ 626.252315] ? io_schedule_timeout+0x140/0x140 [ 626.256917] ? mark_held_locks+0xf0/0xf0 [ 626.261396] schedule+0x8d/0x1b0 [ 626.264771] schedule_timeout+0x92d/0xfe0 [ 626.269352] ? usleep_range+0x170/0x170 [ 626.273344] ? wait_for_common+0x294/0x470 [ 626.277569] ? lock_downgrade+0x720/0x720 [ 626.282090] ? lock_acquire+0x170/0x3c0 [ 626.286506] ? wait_for_common+0x9e/0x470 [ 626.291016] ? _raw_spin_unlock_irq+0x24/0x80 [ 626.295521] wait_for_common+0x29c/0x470 [ 626.299973] ? bit_wait_io_timeout+0x100/0x100 [ 626.304566] ? __mutex_unlock_slowpath+0xea/0x610 [ 626.309775] ? wake_up_q+0xe0/0xe0 [ 626.313335] ? check_flush_dependency+0x86/0x400 [ 626.318090] flush_workqueue+0x40b/0x13e0 [ 626.322610] ? lock_downgrade+0x720/0x720 [ 626.326765] ? lock_acquire+0x170/0x3c0 [ 626.331080] ? check_flush_dependency+0x400/0x400 [ 626.335956] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 626.341417] ? prepare_to_wait_exclusive+0x2d0/0x2d0 [ 626.346522] ? sock_shutdown+0x97/0x240 [ 626.350829] nbd_ioctl+0x75b/0xbe0 [ 626.354376] ? nbd_disconnect_and_put+0x190/0x190 [ 626.359567] ? wait_woken+0x250/0x250 [ 626.363371] ? __lock_acquire+0x6de/0x3ff0 [ 626.367590] ? nbd_disconnect_and_put+0x190/0x190 [ 626.372887] blkdev_ioctl+0x5cb/0x1a80 [ 626.376783] ? blkpg_ioctl+0x9d0/0x9d0 [ 626.381155] ? do_futex+0x171/0x1880 [ 626.384861] ? mark_held_locks+0xf0/0xf0 [ 626.389272] ? check_preemption_disabled+0x41/0x280 [ 626.394298] ? mark_held_locks+0xf0/0xf0 [ 626.398354] ? percpu_counter_add_batch+0x126/0x180 [ 626.403745] ? futex_exit_release+0x220/0x220 [ 626.408247] block_ioctl+0xe9/0x130 [ 626.412206] ? blkdev_fallocate+0x3f0/0x3f0 [ 626.416546] do_vfs_ioctl+0xcdb/0x12e0 [ 626.420786] ? lock_downgrade+0x720/0x720 [ 626.424952] ? check_preemption_disabled+0x41/0x280 [ 626.430398] ? ioctl_preallocate+0x200/0x200 [ 626.434803] ? __fget+0x356/0x510 [ 626.438235] ? do_dup2+0x450/0x450 [ 626.442103] ? __se_sys_futex+0x298/0x3b0 [ 626.446267] ksys_ioctl+0x9b/0xc0 [ 626.450220] __x64_sys_ioctl+0x6f/0xb0 [ 626.454135] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 626.459054] do_syscall_64+0xf9/0x620 [ 626.462872] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 626.468043] RIP: 0033:0x7fa45c9b6109 [ 626.472086] Code: Bad RIP value. [ 626.475455] RSP: 002b:00007fa45b32b168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 626.483539] RAX: ffffffffffffffda RBX: 00007fa45cac8f60 RCX: 00007fa45c9b6109 [ 626.491090] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000007 [ 626.498352] RBP: 00007fa45ca1005d R08: 0000000000000000 R09: 0000000000000000 [ 626.505992] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 626.513540] R13: 00007ffc093663df R14: 00007fa45b32b300 R15: 0000000000022000 [ 626.522074] [ 626.522074] Showing all locks held in the system: [ 626.528407] 1 lock held by khungtaskd/1560: [ 626.533041] #0: 00000000f6f78d1f (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 [ 626.541766] 1 lock held by in:imklog/7760: [ 626.546010] #0: 00000000d8c2cd1d (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 [ 626.554076] 2 locks held by kworker/u5:3/8161: [ 626.558713] #0: 000000005ae59318 ((wq_completion)"knbd%d-recv"nbd->index){+.+.}, at: process_one_work+0x767/0x1570 [ 626.558745] #1: 00000000586fc839 ((work_completion)(&args->work)){+.+.}, at: process_one_work+0x79c/0x1570 [ 626.558776] 3 locks held by kworker/0:4/9359: [ 626.558789] [ 626.558795] ============================================= [ 626.558795] [ 626.558801] NMI backtrace for cpu 1 [ 626.558814] CPU: 1 PID: 1560 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 [ 626.558821] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 626.558829] Call Trace: [ 626.615353] dump_stack+0x1fc/0x2ef [ 626.618963] nmi_cpu_backtrace.cold+0x63/0xa2 [ 626.623441] ? lapic_can_unplug_cpu+0x80/0x80 [ 626.627933] nmi_trigger_cpumask_backtrace+0x1a6/0x1f0 [ 626.633193] watchdog+0x991/0xe60 [ 626.636629] ? reset_hung_task_detector+0x30/0x30 [ 626.641470] kthread+0x33f/0x460 [ 626.644816] ? kthread_park+0x180/0x180 [ 626.648771] ret_from_fork+0x24/0x30 [ 626.653421] Sending NMI from CPU 1 to CPUs 0: [ 626.658329] NMI backtrace for cpu 0 [ 626.658336] CPU: 0 PID: 163 Comm: kworker/u4:3 Not tainted 4.19.211-syzkaller #0 [ 626.658342] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 626.658347] Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet [ 626.658354] RIP: 0010:check_memory_region+0xcb/0x170 [ 626.658365] Code: 0e 80 38 00 74 f2 48 85 c0 0f 85 9c 00 00 00 5b 5d 41 5c c3 48 85 d2 74 f6 48 01 ea eb 09 48 83 c0 01 48 39 d0 74 e8 80 38 00 <74> f2 eb d8 41 bc 08 00 00 00 48 89 ea 45 29 dc 4e 8d 5c 25 00 eb [ 626.658369] RSP: 0018:ffff8880b4c37958 EFLAGS: 00000046 [ 626.658376] RAX: fffffbfff19ac639 RBX: fffffbfff19ac63a RCX: ffffffff814afa31 [ 626.658381] RDX: fffffbfff19ac63a RSI: 0000000000000004 RDI: ffffffff8cd631c8 [ 626.658386] RBP: fffffbfff19ac639 R08: 0000000000000001 R09: fffffbfff19ac639 [ 626.658392] R10: ffffffff8cd631cb R11: 0000000000000000 R12: 0000000000000000 [ 626.658397] R13: ffff8880b53fc0c0 R14: ffffffff89f85fa0 R15: 0000000000000000 [ 626.658402] FS: 0000000000000000(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 626.658406] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 626.658411] CR2: 00007f2929aa4020 CR3: 00000000b0c1d000 CR4: 00000000003406f0 [ 626.658416] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 626.658421] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 626.658424] Call Trace: [ 626.658428] __lock_acquire+0x251/0x3ff0 [ 626.658431] ? mark_held_locks+0xf0/0xf0 [ 626.658435] ? check_preemption_disabled+0x41/0x280 [ 626.658439] ? check_preemption_disabled+0x41/0x280 [ 626.658443] ? mark_held_locks+0xf0/0xf0 [ 626.658446] ? mark_held_locks+0xa6/0xf0 [ 626.658450] ? __local_bh_enable_ip+0x159/0x270 [ 626.658454] ? batadv_iv_ogm_schedule_buff+0x787/0x1340 [ 626.658457] lock_acquire+0x170/0x3c0 [ 626.658461] ? batadv_iv_ogm_schedule_buff+0x581/0x1340 [ 626.658465] batadv_iv_ogm_schedule_buff+0x5bb/0x1340 [ 626.658470] ? batadv_iv_ogm_schedule_buff+0x581/0x1340 [ 626.658474] ? batadv_iv_ogm_neigh_dump+0x730/0x730 [ 626.658477] ? batadv_send_skb_packet+0x4e7/0x600 [ 626.658482] batadv_iv_send_outstanding_bat_ogm_packet+0x68c/0x7a0 [ 626.658486] process_one_work+0x864/0x1570 [ 626.658489] ? pwq_dec_nr_in_flight+0x2d0/0x2d0 [ 626.658493] worker_thread+0x64c/0x1130 [ 626.658497] ? process_one_work+0x1570/0x1570 [ 626.658500] kthread+0x33f/0x460 [ 626.658503] ? kthread_park+0x180/0x180 [ 626.658507] ret_from_fork+0x24/0x30 [ 626.658939] Kernel panic - not syncing: hung_task: blocked tasks [ 626.896036] CPU: 1 PID: 1560 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 [ 626.903458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 626.912789] Call Trace: [ 626.915361] dump_stack+0x1fc/0x2ef [ 626.918986] panic+0x26a/0x50e [ 626.922162] ? __warn_printk+0xf3/0xf3 [ 626.926032] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 626.931119] ? cpumask_next+0x3c/0x40 [ 626.934899] ? printk_safe_flush+0xd6/0x120 [ 626.939202] ? watchdog+0x991/0xe60 [ 626.942809] ? nmi_trigger_cpumask_backtrace+0x15e/0x1f0 [ 626.948255] watchdog+0x9a2/0xe60 [ 626.951690] ? reset_hung_task_detector+0x30/0x30 [ 626.956525] kthread+0x33f/0x460 [ 626.959869] ? kthread_park+0x180/0x180 [ 626.963826] ret_from_fork+0x24/0x30 [ 626.967872] Kernel Offset: disabled [ 626.971506] Rebooting in 86400 seconds..