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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 18:58:48 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$SNDCTL_TMR_TEMPO(0xffffffffffffffff, 0xc0045405, &(0x7f0000000000)=0x7e) 18:58:48 executing program 1: ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x5421, 0xffffffffffffffff) 18:58:48 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$VHOST_VSOCK_SET_GUEST_CID(r1, 0x4008af60, &(0x7f0000000040)={@host}) 18:58:48 executing program 5: r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) ioctl$ION_IOC_HEAP_QUERY(r0, 0xc0184908, &(0x7f0000000100)={0x34, 0x0, &(0x7f00000000c0)}) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000140), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async, rerun: 32) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000180), 0x22000, 0x0) (rerun: 32) ioctl$MON_IOCX_GET(r4, 0x40189206, &(0x7f0000000240)={&(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @iso}, &(0x7f00000002c0)=""/79, 0x4f}) (async) ioctl$NBD_SET_SIZE(r3, 0xab02, 0x3899) (async, rerun: 32) ioctl$VHOST_SET_LOG_BASE(r3, 0x4008af04, &(0x7f0000000080)) (async, rerun: 32) ioctl$NBD_DO_IT(r1, 0xab03) [ 2011.050732] block nbd5: Receive control failed (result -32) [ 2011.052007] block nbd5: shutting down sockets [ 2011.071007] block nbd3: Receive control failed (result -32) [ 2011.076382] block nbd3: shutting down sockets 18:58:48 executing program 1: ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x5421, 0xffffffffffffffff) 18:58:48 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$VHOST_VSOCK_SET_GUEST_CID(r1, 0x4008af60, &(0x7f0000000040)={@host}) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) (async) ioctl$VHOST_VSOCK_SET_GUEST_CID(r1, 0x4008af60, &(0x7f0000000040)={@host}) (async) 18:58:48 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (rerun: 32) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$SNDCTL_TMR_TEMPO(0xffffffffffffffff, 0xc0045405, &(0x7f0000000000)=0x7e) [ 2011.185138] block nbd0: shutting down sockets 18:58:48 executing program 1: ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x5421, 0xffffffffffffffff) 18:58:48 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$VHOST_VSOCK_SET_GUEST_CID(r1, 0x4008af60, &(0x7f0000000040)={@host}) [ 2011.263437] block nbd3: shutting down sockets [ 2011.359519] block nbd0: shutting down sockets 18:58:49 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x8020) r3 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x200000) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:58:49 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x3, 0x0, 0x0, 0xa0000) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:58:49 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x5421, 0xffffffffffffffff) 18:58:49 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x181a80) ioctl$VHOST_VSOCK_SET_RUNNING(0xffffffffffffffff, 0x4004af61, &(0x7f0000000000)=0x1) getresuid(&(0x7f0000000040), &(0x7f0000000080), &(0x7f00000000c0)=0x0) setreuid(0x0, r1) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r2 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x1f, 0x20000) ioctl$MON_IOCG_STATS(r2, 0x80089203, &(0x7f0000000240)) getresuid(&(0x7f0000000100), &(0x7f0000000140), &(0x7f0000000180)) 18:58:49 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$SNDCTL_TMR_TEMPO(0xffffffffffffffff, 0xc0045405, &(0x7f0000000000)=0x7e) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$SNDCTL_TMR_TEMPO(0xffffffffffffffff, 0xc0045405, &(0x7f0000000000)=0x7e) (async) [ 2011.734289] block nbd4: Receive control failed (result -32) [ 2011.735732] block nbd4: shutting down sockets 18:58:49 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x5421, 0xffffffffffffffff) [ 2011.874019] block nbd0: Device being setup by another task [ 2011.881266] block nbd0: shutting down sockets 18:58:49 executing program 5: r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) ioctl$ION_IOC_HEAP_QUERY(r0, 0xc0184908, &(0x7f0000000100)={0x34, 0x0, &(0x7f00000000c0)}) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$vcsn(&(0x7f0000000140), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000180), 0x22000, 0x0) ioctl$MON_IOCX_GET(r4, 0x40189206, &(0x7f0000000240)={&(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @iso}, &(0x7f00000002c0)=""/79, 0x4f}) ioctl$NBD_SET_SIZE(r3, 0xab02, 0x3899) ioctl$VHOST_SET_LOG_BASE(r3, 0x4008af04, &(0x7f0000000080)) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) (async) ioctl$ION_IOC_HEAP_QUERY(r0, 0xc0184908, &(0x7f0000000100)={0x34, 0x0, &(0x7f00000000c0)}) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) syz_open_dev$vcsn(&(0x7f0000000140), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000180), 0x22000, 0x0) (async) ioctl$MON_IOCX_GET(r4, 0x40189206, &(0x7f0000000240)={&(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @iso}, &(0x7f00000002c0)=""/79, 0x4f}) (async) ioctl$NBD_SET_SIZE(r3, 0xab02, 0x3899) (async) ioctl$VHOST_SET_LOG_BASE(r3, 0x4008af04, &(0x7f0000000080)) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 18:58:49 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x181a80) (async) ioctl$VHOST_VSOCK_SET_RUNNING(0xffffffffffffffff, 0x4004af61, &(0x7f0000000000)=0x1) (async) getresuid(&(0x7f0000000040), &(0x7f0000000080), &(0x7f00000000c0)=0x0) setreuid(0x0, r1) (async, rerun: 64) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async, rerun: 64) r2 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x1f, 0x20000) ioctl$MON_IOCG_STATS(r2, 0x80089203, &(0x7f0000000240)) getresuid(&(0x7f0000000100), &(0x7f0000000140), &(0x7f0000000180)) 18:58:49 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x5421, 0xffffffffffffffff) 18:58:49 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0xa000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x20000, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 2011.971098] block nbd5: Receive control failed (result -32) [ 2011.972407] block nbd5: shutting down sockets 18:58:49 executing program 1: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x5421, 0xffffffffffffffff) 18:58:49 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x181a80) (async) ioctl$VHOST_VSOCK_SET_RUNNING(0xffffffffffffffff, 0x4004af61, &(0x7f0000000000)=0x1) (async) getresuid(&(0x7f0000000040), &(0x7f0000000080), &(0x7f00000000c0)=0x0) setreuid(0x0, r1) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) r2 = syz_open_dev$vcsn(&(0x7f00000001c0), 0x1f, 0x20000) ioctl$MON_IOCG_STATS(r2, 0x80089203, &(0x7f0000000240)) getresuid(&(0x7f0000000100), &(0x7f0000000140), &(0x7f0000000180)) [ 2012.084527] block nbd0: shutting down sockets [ 2012.161494] block nbd5: shutting down sockets 18:58:50 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x8020) r3 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x200000) ioctl$NBD_DISCONNECT(r3, 0xab08) (async) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:58:50 executing program 3: r0 = getpgrp(0x0) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) getpgid(0x0) (async) getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x3, 0x0, 0x0, 0xa0000) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) 18:58:50 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0xa000) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async, rerun: 32) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x20000, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:58:50 executing program 1: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x5421, 0xffffffffffffffff) 18:58:50 executing program 2: syz_genetlink_get_family_id$ieee802154(&(0x7f0000000040), 0xffffffffffffffff) r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f00000000c0)='alarmtimer_suspend\x00', r1}, 0x10) 18:58:50 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_SIZE(r1, 0xab02, 0x8) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DO_IT(r0, 0xab03) [ 2012.637915] block nbd4: Receive control failed (result -32) [ 2012.639371] block nbd4: shutting down sockets [ 2012.644311] block nbd3: shutting down sockets 18:58:50 executing program 2: syz_genetlink_get_family_id$ieee802154(&(0x7f0000000040), 0xffffffffffffffff) (async) r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x0) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f00000000c0)='alarmtimer_suspend\x00', r1}, 0x10) 18:58:50 executing program 1: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x5421, 0xffffffffffffffff) 18:58:50 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) (async) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x3, 0x0, 0x0, 0xa0000) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:58:50 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0xa000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x20000, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0xa000) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x20000, 0x0) (async) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) 18:58:50 executing program 2: syz_genetlink_get_family_id$ieee802154(&(0x7f0000000040), 0xffffffffffffffff) (async) r0 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x0) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x0) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f00000000c0)='alarmtimer_suspend\x00', r1}, 0x10) 18:58:50 executing program 1: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x3, 0x0, 0x0, 0xa0000) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) [ 2012.999325] block nbd0: shutting down sockets 18:58:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x8020) r3 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x200000) ioctl$NBD_DISCONNECT(r3, 0xab08) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:58:51 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x20) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x800) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 18:58:51 executing program 0: syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x800002) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x240080, 0x0) bind$bt_l2cap(r0, &(0x7f0000000080)={0x1f, 0x2, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}, 0x3, 0x1}, 0xe) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) getsockopt$XDP_STATISTICS(r1, 0x11b, 0x7, &(0x7f0000000180), &(0x7f00000001c0)=0x30) openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xa080, 0x0) syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x408402) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) accept4$x25(r1, &(0x7f0000000200), &(0x7f0000000240)=0x12, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r2) [ 2013.523500] block nbd4: Receive control failed (result -32) [ 2013.524349] block nbd4: shutting down sockets 18:58:51 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 18:58:51 executing program 0: syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x800002) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x240080, 0x0) bind$bt_l2cap(r0, &(0x7f0000000080)={0x1f, 0x2, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}, 0x3, 0x1}, 0xe) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) getsockopt$XDP_STATISTICS(r1, 0x11b, 0x7, &(0x7f0000000180), &(0x7f00000001c0)=0x30) openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xa080, 0x0) syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x408402) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) accept4$x25(r1, &(0x7f0000000200), &(0x7f0000000240)=0x12, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r2) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x800002) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x240080, 0x0) (async) bind$bt_l2cap(r0, &(0x7f0000000080)={0x1f, 0x2, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}, 0x3, 0x1}, 0xe) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) getsockopt$XDP_STATISTICS(r1, 0x11b, 0x7, &(0x7f0000000180), &(0x7f00000001c0)=0x30) (async) openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xa080, 0x0) (async) syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x408402) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) accept4$x25(r1, &(0x7f0000000200), &(0x7f0000000240)=0x12, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SOCK(r2, 0xab00, r2) (async) 18:58:51 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async, rerun: 64) ioctl$NBD_SET_SIZE(r1, 0xab02, 0x8) (rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async, rerun: 32) ioctl$NBD_DO_IT(r0, 0xab03) (rerun: 32) 18:58:51 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x20) (async) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x800) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 2013.579709] block nbd5: Receive control failed (result -32) [ 2013.580055] block nbd5: shutting down sockets 18:58:51 executing program 0: syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x800002) (async, rerun: 64) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x240080, 0x0) (rerun: 64) bind$bt_l2cap(r0, &(0x7f0000000080)={0x1f, 0x2, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}, 0x3, 0x1}, 0xe) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) getsockopt$XDP_STATISTICS(r1, 0x11b, 0x7, &(0x7f0000000180), &(0x7f00000001c0)=0x30) (async) openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0xa080, 0x0) (async) syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x408402) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) accept4$x25(r1, &(0x7f0000000200), &(0x7f0000000240)=0x12, 0x0) (async, rerun: 64) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (rerun: 64) ioctl$NBD_SET_SOCK(r2, 0xab00, r2) 18:58:51 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f0000001340)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:58:51 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x20) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x800) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x20) (async) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x800) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) [ 2013.719413] block nbd3: Receive control failed (result -32) [ 2013.726342] block nbd3: shutting down sockets 18:58:51 executing program 0: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) getsockopt$XDP_MMAP_OFFSETS(0xffffffffffffffff, 0x11b, 0x1, &(0x7f0000000080), &(0x7f0000000000)=0x80) connect$vsock_stream(0xffffffffffffffff, &(0x7f0000000180)={0x28, 0x0, 0x2711}, 0x10) pipe2$9p(&(0x7f00000002c0)={0xffffffffffffffff}, 0x80000) r2 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r2, 0xaf01, 0x0) getresuid(&(0x7f0000000300), &(0x7f0000000340)=0x0, &(0x7f0000000380)) mount$9p_fd(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000280), 0x2002, &(0x7f0000000500)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r2}, 0x2c, {[{@version_u}, {@access_client}, {@version_L}, {@uname={'uname', 0x3d, '/dev/nbd#\x00'}}, {@cache_loose}], [{@fowner_eq={'fowner', 0x3d, r3}}, {@obj_user={'obj_user', 0x3d, '/dev/nbd#\x00'}}, {@smackfsroot={'smackfsroot', 0x3d, '&)+}'}}, {@appraise_type}, {@fscontext={'fscontext', 0x3d, 'system_u'}}, {@subj_type}, {@measure}, {@subj_user={'subj_user', 0x3d, '/dev/nbd#\x00'}}, {@subj_user={'subj_user', 0x3d, '{'}}]}}) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(0xffffffffffffffff, 0x28, 0x1, &(0x7f00000001c0)=0x1000, 0x8) r4 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x100) ioctl$NBD_SET_TIMEOUT(r4, 0xab09, 0xfffffffffffffffb) ioctl$NBD_SET_SOCK(r4, 0xab00, r0) [ 2013.786554] block nbd1: Receive control failed (result -32) [ 2013.793008] block nbd1: shutting down sockets [ 2013.807597] block nbd5: server does not support multiple connections per device. 18:58:51 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x8020) r3 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x200000) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:58:51 executing program 2: ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) ioctl$PPPIOCSFLAGS(0xffffffffffffffff, 0x40047459, &(0x7f0000000000)=0x84000) [ 2013.905078] block nbd5: server does not support multiple connections per device. 18:58:51 executing program 2: ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) (async) ioctl$PPPIOCSFLAGS(0xffffffffffffffff, 0x40047459, &(0x7f0000000000)=0x84000) 18:58:51 executing program 2: ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) (async, rerun: 64) ioctl$PPPIOCSFLAGS(0xffffffffffffffff, 0x40047459, &(0x7f0000000000)=0x84000) (rerun: 64) [ 2013.983666] block nbd5: server does not support multiple connections per device. [ 2013.992193] block nbd0: shutting down sockets [ 2014.053880] block nbd5: server does not support multiple connections per device. [ 2014.134133] block nbd5: server does not support multiple connections per device. [ 2014.203652] block nbd5: server does not support multiple connections per device. [ 2014.283544] block nbd5: server does not support multiple connections per device. [ 2014.363580] block nbd5: server does not support multiple connections per device. [ 2014.444704] block nbd5: server does not support multiple connections per device. 18:58:52 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) 18:58:52 executing program 0: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) (async, rerun: 64) getsockopt$XDP_MMAP_OFFSETS(0xffffffffffffffff, 0x11b, 0x1, &(0x7f0000000080), &(0x7f0000000000)=0x80) (async, rerun: 64) connect$vsock_stream(0xffffffffffffffff, &(0x7f0000000180)={0x28, 0x0, 0x2711}, 0x10) (async) pipe2$9p(&(0x7f00000002c0)={0xffffffffffffffff}, 0x80000) r2 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r2, 0xaf01, 0x0) getresuid(&(0x7f0000000300), &(0x7f0000000340)=0x0, &(0x7f0000000380)) mount$9p_fd(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000280), 0x2002, &(0x7f0000000500)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r2}, 0x2c, {[{@version_u}, {@access_client}, {@version_L}, {@uname={'uname', 0x3d, '/dev/nbd#\x00'}}, {@cache_loose}], [{@fowner_eq={'fowner', 0x3d, r3}}, {@obj_user={'obj_user', 0x3d, '/dev/nbd#\x00'}}, {@smackfsroot={'smackfsroot', 0x3d, '&)+}'}}, {@appraise_type}, {@fscontext={'fscontext', 0x3d, 'system_u'}}, {@subj_type}, {@measure}, {@subj_user={'subj_user', 0x3d, '/dev/nbd#\x00'}}, {@subj_user={'subj_user', 0x3d, '{'}}]}}) (async, rerun: 32) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(0xffffffffffffffff, 0x28, 0x1, &(0x7f00000001c0)=0x1000, 0x8) (rerun: 32) r4 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x100) ioctl$NBD_SET_TIMEOUT(r4, 0xab09, 0xfffffffffffffffb) (async) ioctl$NBD_SET_SOCK(r4, 0xab00, r0) [ 2014.501403] block nbd4: Receive control failed (result -32) [ 2014.502725] block nbd4: shutting down sockets [ 2014.523551] block nbd5: server does not support multiple connections per device. 18:58:52 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_SIZE(r1, 0xab02, 0x8) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SIZE(r1, 0xab02, 0x8) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:58:52 executing program 2: ioctl$SNDCTL_MIDI_INFO(0xffffffffffffffff, 0xc074510c, &(0x7f0000000000)={"d4b7d2fca54e9dea79dd73981c3c257d7c6e08aed13ca13cc071d7af75c9", 0xdb, 0x6, 0x2, [0x0, 0x18b8, 0x0, 0xc3, 0x8, 0x8279, 0x34, 0xffffffff, 0x4ce, 0x2000, 0x28d, 0x0, 0x1, 0x6, 0x3, 0x9, 0x7f, 0xfffffffb]}) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$MON_IOCX_GETX(r1, 0x4018920a, &(0x7f00000000c0)={&(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @iso}, &(0x7f0000000240)=""/4096, 0x1000}) ioctl$VHOST_GET_VRING_BASE(r1, 0xc008af12, &(0x7f0000000100)) sync() [ 2014.563632] block nbd5: shutting down sockets 18:58:52 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) [ 2014.598658] block nbd4: shutting down sockets [ 2014.628031] block nbd0: shutting down sockets [ 2014.700385] block nbd5: shutting down sockets 18:58:52 executing program 3: r0 = getpgrp(0x0) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f0000001340)) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async, rerun: 32) r3 = getpgrp(0x0) (rerun: 32) getpgid(0x0) (async) getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async, rerun: 32) kexec_load(0x0, 0x3e00, 0x0, 0x0) (rerun: 32) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async, rerun: 32) r4 = getpgrp(0x0) (rerun: 32) getpgid(r4) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) 18:58:52 executing program 0: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) (async) getsockopt$XDP_MMAP_OFFSETS(0xffffffffffffffff, 0x11b, 0x1, &(0x7f0000000080), &(0x7f0000000000)=0x80) connect$vsock_stream(0xffffffffffffffff, &(0x7f0000000180)={0x28, 0x0, 0x2711}, 0x10) (async) pipe2$9p(&(0x7f00000002c0)={0xffffffffffffffff}, 0x80000) (async, rerun: 64) r2 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) (rerun: 64) ioctl$VHOST_SET_OWNER(r2, 0xaf01, 0x0) (async, rerun: 64) getresuid(&(0x7f0000000300), &(0x7f0000000340)=0x0, &(0x7f0000000380)) (rerun: 64) mount$9p_fd(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000280), 0x2002, &(0x7f0000000500)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r2}, 0x2c, {[{@version_u}, {@access_client}, {@version_L}, {@uname={'uname', 0x3d, '/dev/nbd#\x00'}}, {@cache_loose}], [{@fowner_eq={'fowner', 0x3d, r3}}, {@obj_user={'obj_user', 0x3d, '/dev/nbd#\x00'}}, {@smackfsroot={'smackfsroot', 0x3d, '&)+}'}}, {@appraise_type}, {@fscontext={'fscontext', 0x3d, 'system_u'}}, {@subj_type}, {@measure}, {@subj_user={'subj_user', 0x3d, '/dev/nbd#\x00'}}, {@subj_user={'subj_user', 0x3d, '{'}}]}}) (async) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(0xffffffffffffffff, 0x28, 0x1, &(0x7f00000001c0)=0x1000, 0x8) r4 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x100) ioctl$NBD_SET_TIMEOUT(r4, 0xab09, 0xfffffffffffffffb) ioctl$NBD_SET_SOCK(r4, 0xab00, r0) 18:58:52 executing program 2: ioctl$SNDCTL_MIDI_INFO(0xffffffffffffffff, 0xc074510c, &(0x7f0000000000)={"d4b7d2fca54e9dea79dd73981c3c257d7c6e08aed13ca13cc071d7af75c9", 0xdb, 0x6, 0x2, [0x0, 0x18b8, 0x0, 0xc3, 0x8, 0x8279, 0x34, 0xffffffff, 0x4ce, 0x2000, 0x28d, 0x0, 0x1, 0x6, 0x3, 0x9, 0x7f, 0xfffffffb]}) (async, rerun: 32) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (rerun: 32) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async, rerun: 64) ioctl$MON_IOCX_GETX(r1, 0x4018920a, &(0x7f00000000c0)={&(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @iso}, &(0x7f0000000240)=""/4096, 0x1000}) (async, rerun: 64) ioctl$VHOST_GET_VRING_BASE(r1, 0xc008af12, &(0x7f0000000100)) (async) sync() 18:58:52 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x8020) r3 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x200000) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:58:52 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x246100, 0x0) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0), 0x440000, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$ION_IOC_ALLOC(r2, 0xc0184900, &(0x7f0000000080)={0x3, 0x1a}) ioctl$NBD_DO_IT(r0, 0xab03) 18:58:52 executing program 2: ioctl$SNDCTL_MIDI_INFO(0xffffffffffffffff, 0xc074510c, &(0x7f0000000000)={"d4b7d2fca54e9dea79dd73981c3c257d7c6e08aed13ca13cc071d7af75c9", 0xdb, 0x6, 0x2, [0x0, 0x18b8, 0x0, 0xc3, 0x8, 0x8279, 0x34, 0xffffffff, 0x4ce, 0x2000, 0x28d, 0x0, 0x1, 0x6, 0x3, 0x9, 0x7f, 0xfffffffb]}) (async) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) ioctl$MON_IOCX_GETX(r1, 0x4018920a, &(0x7f00000000c0)={&(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @iso}, &(0x7f0000000240)=""/4096, 0x1000}) ioctl$VHOST_GET_VRING_BASE(r1, 0xc008af12, &(0x7f0000000100)) sync() [ 2014.735753] block nbd3: Receive control failed (result -32) [ 2014.741791] block nbd3: shutting down sockets [ 2014.768797] block nbd1: Receive control failed (result -32) [ 2014.775447] block nbd1: shutting down sockets 18:58:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x492903) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) getsockopt$MISDN_TIME_STAMP(r1, 0x0, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) 18:58:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x492903) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) getsockopt$MISDN_TIME_STAMP(r1, 0x0, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) [ 2014.865618] block nbd0: shutting down sockets [ 2014.885405] block nbd3: server does not support multiple connections per device. 18:58:52 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x0) 18:58:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x492903) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async, rerun: 64) getsockopt$MISDN_TIME_STAMP(r1, 0x0, 0x1, &(0x7f0000000000), &(0x7f0000000040)=0x4) (rerun: 64) 18:58:52 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f0000000000)) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) [ 2015.007667] block nbd0: shutting down sockets 18:58:53 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$VHOST_SET_LOG_BASE(0xffffffffffffffff, 0x4008af04, &(0x7f0000000080)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 2015.465036] block nbd4: Receive control failed (result -32) [ 2015.470959] block nbd4: shutting down sockets [ 2015.513487] block nbd4: shutting down sockets 18:58:53 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f0000001340)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="14cf26bc2b90cc4366e0c8b653a6b3c585d30d1a14da62acda4adfc4dd72005ceea7169e7e3e9274a4b64184d4a102e20da0a60a9c781d76f26e5fca989503abf9c9cb4ebed2abf82c32eb7ee83fcc4cafc7db8892d48a949a1cd985a82bca77de705afb44337967617583e45571f8c918a8a7a24f7b2b17e3b7cf1ad366dbfbedaa030a10a5fee422f5e8fa5bdfbaf5b0f38e34596c016628fa07b06c2042bf22e8fcb5c4dfabf588d9d2e1f26022c8d836317664204756b5ad64f160dec23ac0949038eace5579156aeb6067f465b4a4441d331fe1216c9849b6df5a090805026773007ff986704f3fb1a4a1c815b824e80d0eeb67a8631ad44a33fbbd2097be5f1996dd39e68bf4d40c52006e62d5b9eacf138e839f3e177c677a9ffc8cb242f96b527c883b5250fc0c11dc6465a19b7faa3b79684bcbb7b34123182a9623ab8bb18fc52e0cc962b248dcd95aea45a136420c55ce229548608d134e529b3fdc92522c0ae2c745ad62485a6c2c7fde6791af016eb43eead3098e5a4a1270b7b36aa03c222b1034cb798843217f87f1dbbc5ed6604608c1d9119b3d3897a7c5323036f1d303b8b1cfac63179b844a561777834cf0c40ca83a178117032a597039da4042d3a3852cfc5697240bcbf39941768579e6c107ab9349c69bbe900407a1deae9e97bde8f13b8b4e32fdf983cc3bda60dc5a0b34f8afec37cbf6eb8e2a690b54ba117989fa83c093de2e344d4bec876b6d94b377581781e393fc19274fb408d7e7845a1a705a7fda33e28fa16b0b4271d427ef206d93a5a53a452d79c296837257064b4b8c7f2203034d98d77f6080cdccd18d10891422f04dc9b459ff15c7f36e9d211189761117e1b902172013eaad66066c8fa2908c2625cc6c886e867e302e3f0129e3a1148e63fb4df47e575a743db53fa102a32b4421d8252a80bba60b1da90c3e35f3c590837c05e4568d0db8c8c65d9753cda8320b4366fb29c67272c8806a2c6d1dbdfcd689fcf47218e17c90bdffbb68e3cb706a8ae6c7e0444481951fe4a529a17c44227b7985b5fb2f13070b992310ec433bba5240b8a5b5378f24bc0501bdd181cd2a2b19b466619a82b9da59d03fa8e7b2f4bcf16f0ee07cc0563bea2d8cc203e14a8761cecb93d23cf6c8a5c7b2ba105f343ceb95a4d27e42f0cdae5f6fac454a47025be59daba3915ebeaeaf6560c955fec06d3095de7a17ab05b718055e2074f1bb2c8913e9e5db82f13d602905de8bb6de45b4591a7f3c2aee42bfdf9e9d9e0289320d24ed31b9aa968bcde196e338a68e92709f0a09ea3a6bc10904b4eb071e7bc26accb7feb260ebcba1869681d9ded51845c0e9df3ac2aa8da344b616029e38c24463ba7673e17dbf55ff77ac1846e8f9b3a8ddb91d9ebbce3386e26b0e92e912d8a29da21be2dc27a67f3b3cb97cba233eb8e63121e60ac44af2bd4f5ad73f9d96d01d388380e9c9ad3bd55399d1558489ee41a2dc555d5f85cc953f0bbdbfaf8bb08465f5a6174395c0d6899fa0da8c6970aa4271d3b3b097023d08435d2ec0b7d07f335b9cfc02a60e5be410413291864fa8005da3d748a93226f4a884320eb91c1d49e7ac5f7c0f308641b4710ae27b3e1cc0cc60dc0badbba9df116d467fb1c09b8c5364190faf528543d7e43002f4a4a85f88bff5e1174c0499e6853e6511d120d7d6bbc77c4b1e26a438d1d2d5c18094aa6c5082fd541897ae6292e0ed3958ab9745412f392f34d1dc3bcf0bc130cbe2eaa4b3e3a6a2f613060f1493dd780b0251f6d2de5cd1d6b1278ce6b713929348a8c0c4ee1a5d9a45cbc036829e79ccc69ef9e744a217189bef5b9d3d3ac75d438f0003ea1537caf8d12922cd49f7a2cfbd339a5418c8689706a996a48690cff506fa158bbd6d373c1bac1a19604264a0bd4a7c6dd7c1834679c3959de7666c070e5717a1fdbf788f290e3b5be7f8e8e92ab938fca787521ad9e86475a21c9998dea023968c09d233688c3cd3d9ad0f1059b69406a3be68cb08144e58db24843ede7d2112787e5c97cf8bd93f16a0a04739bd476ea54778165a98a7f36efbef4b3783db72e082a93f9b95f3fd5be9aa65702c5e8de32659f6236540d8954654d7e7c13483ee19cdd16fdfc50118e51dfc9b943a3eb08839d94cac9da6037d8215ec8b6294e86185c2b94508a922e04a91fb09ab8f90a1f31b1eaa964ec75f63ab0061a474e8e7ce2e9e8e9460829e81d3b6717dc33f14ae761117121c81f1d45ced5cef69889faad3a59893a87d292e7210e8d73d313da873f698663d58182895c1a45440b7c97ed2a050023334b883a58b8e40e14f3994cb28fa63bfe5d5398bc680179782731c912596a8140052a1fe8e84b8672c4ce05cd20866c83c495851822d6a459da6fc700f66420e10aca3b79a7b7923b987da40a711be6ac66549a0a5dd958f18d86e6cbedecab5ac8b193933e4e258821108ebf30ca0d67899066b32d0096a3b9ed0390890abc08956e2e02b4bda4333419e11a85310c8f6bc8d7d845b8a1c56fd8cd2bfd1eb03b8d59d5aeba753dedf06872afb8a18dd6aa274f5fe4c8ca8e4a839a27eb08b83871f0afaf14291dea41cb8aa6a6d9955904d806c776a5424653528b58625aaf0948cf42652c03b4c3a5f51d1608c50a63b1071d632d5d7f19acc8274342d1a04b725dec68fa8e9f758cf646e2e3e8d3dfa91fb12a58f795618193266f54bc8adb788a4f7be60d52f5fea0b233bbc3b2fa4cf47a8f9a41075d46389fb08ed22c70ba1e9159bfe9a410720ec7534a5042a747cb4b20fb21c77e33116044ee26ca562af4f735addda3d176af2475523546dd24524f7da567b6f61554570772fdf7a8488aa5f22c7d7ac28a36ad94d56e986e50d95c15d4c5e53c28fd86e9d829327689604c73bccca3064ce14e66a66c45afea820d5ddc71a3460894622c0ef8874c61508e5215cd96fcf3d9f5c07bf8921cadcf7f2bb25c680f772ed288a306fb23bae491c01b2a905ac9e0f746123cbae6d16a2e0b2b55423adbf210a176835728786a26de0dd6567938ee8a11fca7be1641ad0df28331dd1de26fe02fcc29e0fdc7c64b2842352b86bc790437d0867499f8be49153aec95dce0abeb0bbce65b858d3425890d0e142b37dd780946e2b7be03336abb9f03f520b86f38dc536d838e2f7213f4150936cb178fc3fffb2a2527a9b3a15f471755cb034fc18defe3754bf7344b27c92bea7bc42b11779def81cc4dcd92c8c8c0c74532514793f9065f93289c52f3cd77017da9dcf7f7f5bec5a8db236aaa5d05ce209d33bd2c5351c70e517e253b9c01f9c456974392e61c5010ecc813ab52bc7150d9f76a7edb2801277adbc223e9669fac19583967c9bf9656ec92bce778ccfff023971cf464c2683830a708d870594342a34ea1c952f46a015fc7ba1b96d864910cd306652aa4d03016e15c122ba12c1ee97d1687095172e5c5ce9dc1cd848b7ee937c166827f8fbd693b137518efa04bc1fdb1e3c0b75a1c9caaa742d68c27b0e35f20badae73e2a0befac653a3e8982170f422cb5374d3c9de0ac7cfbaa6ab86e3def28ac75f59da1e92f976caa1d546bb5738d5192ddc24071b3e568c08930b463eba059ba503bdaef2752b27ce13953f9a491e43bada76e73cd4e1594f5348f1a11e62ec004f09dd2691877f0e734dfb1a91f619a3eeb6090ebcaa353081f18adaeb690edc4a89b92ca3018dd7f0b97778c4fdd73966200c6e196f9ce92c899a04211810c262fc7390669b41bd34ce171fdc360aa6252ba3e04e55a239f5bd7056ab0c1da40cb61de19dfe93dc5587af2a3726dbcc18dff960d0e7e83b0a34dbc05c99df4752dca678ea8ec5def556fe08de3a34d56512787363eca6b2a7c3de2af387727efc276c378a5292d05609f6d711d62990d7fd709e22f97174c7bf2073f1e46962504f2d908eeb2173117316275bfaf111fee5beb0e6a740276fdf056c12063ad186af6760ac0e37cebb10e3c6d22930168536f459ac666b79da9989cc607ff67c9dd297267d2474c500cc4530a0d0043e7aeb44f21a02fcdcbfa74a14f98f2d6e6362fabc8b4f68dcecc3a3a254ca622ba02663e5b9300e012b15cdf1b75463d16cefe53cabf1dfb4c3c95919837c056a5014331d3637f724c6070ae9e512527b8c3d0df79a0f743e7f5e31aa850cd11fb2d9375897c8c5a8eaf4fe5618eaa7ed43c59c1c9e6651e2fda0b7723cf79245b61b0875f0775dc5e12ec7cd4e2a61b859708206fb6980dadcdbaefbc022cd1293f9a20df1f7d8dbe0233a5d29bc242c91461232c0dd0c33625e9189e387fc98bfac3809ad6733d961a5ef2d8f83f2ede79197f50275a144e48fba23a91e7cdc9a5159dc8d15d1b3ddf103ef73809d13b74430baad4f4e039b4a8eab98b4f4ca457bdc5ff638cb204be3ab37bb68305e18997e3d69e4a3d1237bfe82e912bd0a936b7e38131757fce832025ea7ef6f66e94e19d811e0fe22976bb0160ffb0e3d47532bb91d044032fdb46b777b707d54742d3ac4a5b6466a72c2229be0feb54132954ccaa2cf3ff5300a391d1494e81ca86b05da5a249fb661626cc254f0240d0d5034b58b3b4f7e6c97a4d98a4cbaf4412aac6f1032349293f84ea30459d186e3fc50d15b9da375974d325907dec7dac9b1da3f0c84d42e63904e728404883c0c8aa7e21aa91916673e1eed22c3cf4f7466252398734529305faecd68c45957ff6005fbe1a9274908c2baaeab1c9c79030688e42e20e527bdd4c814c59d11741027e353b41ec315c3bbbd7f8f01174419730c6b4a17abdc94620b0632ad792f44d74a64e5aa0c13b128e7118924e444bafacb2a474be6130dccf8d487d806f59ddda8c53e7c59d8bc203811960677ac0fdf7aa9de92c940ff42e50c4880aef73fb82054c7a1920512bcd61b2b0e6c18a32d52d7190bac2bb9d4ac8de776bf89430b51be0a6926cbcb2f532416b7c190fcf38ddfa76aef1347c6b127558fb70b087547e3a60757fa999de233b657d55ec3f1f4eae0d0dc22d4c9f7b766d9fd7ab300097207d12cbe2261e6665c2bf1cc02a8a745496b8c16b61fb15be5b408856b7ddb169af6382658f72dfcf8c97cb2c78267006462830425b7be7bd1782f3072a61479dc07fcc54bf732f1d0e9c9a2bb225aa431c05226745445a1068c99d7f1527cb9d37ef10d82838f9a8a249b61c0dbcc4dda86eff0a36c4c913005017f9514d6593f19fec40410bb6c5524ebbd3ace9755148d80f5224acbd0c58ad0bd27ec3f70e1a9b31524aa7aa17479dfc791bef58a396b73b580113ec02ee8180083216665ee7107945ebb32547d57dca8d75ce4639e098bbd367c46632025f509e428acaae3e79decc8b33d2c98d2e42b384239ec99ec72c9bcbb39c2326b9807f30fbc96b91fc60c2d0ee60b4c4ff5a6e5b8da6497a7888d218f233b568038ff1d365e328199e9f8ad5af83ba8a0a84ab018eceb49ce88cc1ea69b3156ca4f5faf1753c39d08d71b515711c55a9852f8e14de620feb1355f559969b6f55826d62d6205744d4ad7b96593426764d5db0e3d1775142c19a8216d3051f75fe37b9ac2c5d7aef602d0f7b35e1af7adcd7e05861df805792540bb98cd2481096699fce51e224b74d8a244b1e0ca5bd1dccfea3033588a888c8647772fb1ad4eeda8239edc22db34457f25de6823c7e5122cd2fa4e4cadb0d58414605690b92c844d7a867f2122e0f8e147dd6e8ddc6998d104e95ed18b3dad289c2fadbf86ad47ca23e3599601", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) getpgrp(0x0) (async) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f0000001340)) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) getpgrp(0x0) (async) getpgid(0x0) (async) getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) getpgrp(0x0) (async) getpgid(r4) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 18:58:53 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async, rerun: 64) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (rerun: 64) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x0) 18:58:53 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f0000000000)) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:58:53 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x8020) r3 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x200000) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:58:53 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$VHOST_SET_LOG_BASE(0xffffffffffffffff, 0x4008af04, &(0x7f0000000080)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:58:53 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x246100, 0x0) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0), 0x440000, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$ION_IOC_ALLOC(r2, 0xc0184900, &(0x7f0000000080)={0x3, 0x1a}) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x246100, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0), 0x440000, 0x0) (async) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) (async) ioctl$ION_IOC_ALLOC(r2, 0xc0184900, &(0x7f0000000080)={0x3, 0x1a}) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:58:53 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f0000000000)) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$SIOCX25GDTEFACILITIES(0xffffffffffffffff, 0x89ea, &(0x7f0000000000)) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) [ 2015.643464] block nbd3: shutting down sockets [ 2015.658541] block nbd5: Receive control failed (result -32) [ 2015.663063] block nbd5: shutting down sockets [ 2015.673860] block nbd1: Receive control failed (result -32) [ 2015.680538] block nbd1: shutting down sockets 18:58:53 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) setsockopt$bt_l2cap_L2CAP_OPTIONS(r0, 0x6, 0x1, &(0x7f0000000000)={0x3, 0x523, 0x8001, 0x94, 0x0, 0x1, 0x20}, 0xc) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) [ 2015.763984] block nbd4: shutting down sockets 18:58:53 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$VHOST_SET_LOG_BASE(0xffffffffffffffff, 0x4008af04, &(0x7f0000000080)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 2015.808412] block nbd3: shutting down sockets 18:58:53 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) [ 2015.870387] block nbd5: shutting down sockets 18:58:53 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x246100, 0x0) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0), 0x440000, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$ION_IOC_ALLOC(r2, 0xc0184900, &(0x7f0000000080)={0x3, 0x1a}) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x246100, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0), 0x440000, 0x0) (async) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) (async) ioctl$ION_IOC_ALLOC(r2, 0xc0184900, &(0x7f0000000080)={0x3, 0x1a}) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:58:53 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) (async) setsockopt$bt_l2cap_L2CAP_OPTIONS(r0, 0x6, 0x1, &(0x7f0000000000)={0x3, 0x523, 0x8001, 0x94, 0x0, 0x1, 0x20}, 0xc) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) 18:58:53 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_CLEAR_QUE(r2, 0xab05) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) [ 2015.894379] block nbd4: shutting down sockets [ 2016.017104] block nbd5: shutting down sockets 18:58:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x0) 18:58:54 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) setsockopt$bt_l2cap_L2CAP_OPTIONS(r0, 0x6, 0x1, &(0x7f0000000000)={0x3, 0x523, 0x8001, 0x94, 0x0, 0x1, 0x20}, 0xc) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) (async) setsockopt$bt_l2cap_L2CAP_OPTIONS(r0, 0x6, 0x1, &(0x7f0000000000)={0x3, 0x523, 0x8001, 0x94, 0x0, 0x1, 0x20}, 0xc) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) (async) [ 2016.523320] block nbd0: shutting down sockets 18:58:54 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x8020) r3 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x200000) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:58:54 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x101400) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 18:58:54 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x1a400) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:58:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0xb0040) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 2016.556240] block nbd1: Receive control failed (result -32) [ 2016.562389] block nbd1: shutting down sockets 18:58:54 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x1a400) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:58:54 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x101400) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) [ 2016.663699] block nbd1: shutting down sockets 18:58:54 executing program 3: r0 = getpgrp(0x0) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) (async) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r4 = getpgrp(0x0) getpgid(r4) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="14cf26bc2b90cc4366e0c8b653a6b3c585d30d1a14da62acda4adfc4dd72005ceea7169e7e3e9274a4b64184d4a102e20da0a60a9c781d76f26e5fca989503abf9c9cb4ebed2abf82c32eb7ee83fcc4cafc7db8892d48a949a1cd985a82bca77de705afb44337967617583e45571f8c918a8a7a24f7b2b17e3b7cf1ad366dbfbedaa030a10a5fee422f5e8fa5bdfbaf5b0f38e34596c016628fa07b06c2042bf22e8fcb5c4dfabf588d9d2e1f26022c8d836317664204756b5ad64f160dec23ac0949038eace5579156aeb6067f465b4a4441d331fe1216c9849b6df5a090805026773007ff986704f3fb1a4a1c815b824e80d0eeb67a8631ad44a33fbbd2097be5f1996dd39e68bf4d40c52006e62d5b9eacf138e839f3e177c677a9ffc8cb242f96b527c883b5250fc0c11dc6465a19b7faa3b79684bcbb7b34123182a9623ab8bb18fc52e0cc962b248dcd95aea45a136420c55ce229548608d134e529b3fdc92522c0ae2c745ad62485a6c2c7fde6791af016eb43eead3098e5a4a1270b7b36aa03c222b1034cb798843217f87f1dbbc5ed6604608c1d9119b3d3897a7c5323036f1d303b8b1cfac63179b844a561777834cf0c40ca83a178117032a597039da4042d3a3852cfc5697240bcbf39941768579e6c107ab9349c69bbe900407a1deae9e97bde8f13b8b4e32fdf983cc3bda60dc5a0b34f8afec37cbf6eb8e2a690b54ba117989fa83c093de2e344d4bec876b6d94b377581781e393fc19274fb408d7e7845a1a705a7fda33e28fa16b0b4271d427ef206d93a5a53a452d79c296837257064b4b8c7f2203034d98d77f6080cdccd18d10891422f04dc9b459ff15c7f36e9d211189761117e1b902172013eaad66066c8fa2908c2625cc6c886e867e302e3f0129e3a1148e63fb4df47e575a743db53fa102a32b4421d8252a80bba60b1da90c3e35f3c590837c05e4568d0db8c8c65d9753cda8320b4366fb29c67272c8806a2c6d1dbdfcd689fcf47218e17c90bdffbb68e3cb706a8ae6c7e0444481951fe4a529a17c44227b7985b5fb2f13070b992310ec433bba5240b8a5b5378f24bc0501bdd181cd2a2b19b466619a82b9da59d03fa8e7b2f4bcf16f0ee07cc0563bea2d8cc203e14a8761cecb93d23cf6c8a5c7b2ba105f343ceb95a4d27e42f0cdae5f6fac454a47025be59daba3915ebeaeaf6560c955fec06d3095de7a17ab05b718055e2074f1bb2c8913e9e5db82f13d602905de8bb6de45b4591a7f3c2aee42bfdf9e9d9e0289320d24ed31b9aa968bcde196e338a68e92709f0a09ea3a6bc10904b4eb071e7bc26accb7feb260ebcba1869681d9ded51845c0e9df3ac2aa8da344b616029e38c24463ba7673e17dbf55ff77ac1846e8f9b3a8ddb91d9ebbce3386e26b0e92e912d8a29da21be2dc27a67f3b3cb97cba233eb8e63121e60ac44af2bd4f5ad73f9d96d01d388380e9c9ad3bd55399d1558489ee41a2dc555d5f85cc953f0bbdbfaf8bb08465f5a6174395c0d6899fa0da8c6970aa4271d3b3b097023d08435d2ec0b7d07f335b9cfc02a60e5be410413291864fa8005da3d748a93226f4a884320eb91c1d49e7ac5f7c0f308641b4710ae27b3e1cc0cc60dc0badbba9df116d467fb1c09b8c5364190faf528543d7e43002f4a4a85f88bff5e1174c0499e6853e6511d120d7d6bbc77c4b1e26a438d1d2d5c18094aa6c5082fd541897ae6292e0ed3958ab9745412f392f34d1dc3bcf0bc130cbe2eaa4b3e3a6a2f613060f1493dd780b0251f6d2de5cd1d6b1278ce6b713929348a8c0c4ee1a5d9a45cbc036829e79ccc69ef9e744a217189bef5b9d3d3ac75d438f0003ea1537caf8d12922cd49f7a2cfbd339a5418c8689706a996a48690cff506fa158bbd6d373c1bac1a19604264a0bd4a7c6dd7c1834679c3959de7666c070e5717a1fdbf788f290e3b5be7f8e8e92ab938fca787521ad9e86475a21c9998dea023968c09d233688c3cd3d9ad0f1059b69406a3be68cb08144e58db24843ede7d2112787e5c97cf8bd93f16a0a04739bd476ea54778165a98a7f36efbef4b3783db72e082a93f9b95f3fd5be9aa65702c5e8de32659f6236540d8954654d7e7c13483ee19cdd16fdfc50118e51dfc9b943a3eb08839d94cac9da6037d8215ec8b6294e86185c2b94508a922e04a91fb09ab8f90a1f31b1eaa964ec75f63ab0061a474e8e7ce2e9e8e9460829e81d3b6717dc33f14ae761117121c81f1d45ced5cef69889faad3a59893a87d292e7210e8d73d313da873f698663d58182895c1a45440b7c97ed2a050023334b883a58b8e40e14f3994cb28fa63bfe5d5398bc680179782731c912596a8140052a1fe8e84b8672c4ce05cd20866c83c495851822d6a459da6fc700f66420e10aca3b79a7b7923b987da40a711be6ac66549a0a5dd958f18d86e6cbedecab5ac8b193933e4e258821108ebf30ca0d67899066b32d0096a3b9ed0390890abc08956e2e02b4bda4333419e11a85310c8f6bc8d7d845b8a1c56fd8cd2bfd1eb03b8d59d5aeba753dedf06872afb8a18dd6aa274f5fe4c8ca8e4a839a27eb08b83871f0afaf14291dea41cb8aa6a6d9955904d806c776a5424653528b58625aaf0948cf42652c03b4c3a5f51d1608c50a63b1071d632d5d7f19acc8274342d1a04b725dec68fa8e9f758cf646e2e3e8d3dfa91fb12a58f795618193266f54bc8adb788a4f7be60d52f5fea0b233bbc3b2fa4cf47a8f9a41075d46389fb08ed22c70ba1e9159bfe9a410720ec7534a5042a747cb4b20fb21c77e33116044ee26ca562af4f735addda3d176af2475523546dd24524f7da567b6f61554570772fdf7a8488aa5f22c7d7ac28a36ad94d56e986e50d95c15d4c5e53c28fd86e9d829327689604c73bccca3064ce14e66a66c45afea820d5ddc71a3460894622c0ef8874c61508e5215cd96fcf3d9f5c07bf8921cadcf7f2bb25c680f772ed288a306fb23bae491c01b2a905ac9e0f746123cbae6d16a2e0b2b55423adbf210a176835728786a26de0dd6567938ee8a11fca7be1641ad0df28331dd1de26fe02fcc29e0fdc7c64b2842352b86bc790437d0867499f8be49153aec95dce0abeb0bbce65b858d3425890d0e142b37dd780946e2b7be03336abb9f03f520b86f38dc536d838e2f7213f4150936cb178fc3fffb2a2527a9b3a15f471755cb034fc18defe3754bf7344b27c92bea7bc42b11779def81cc4dcd92c8c8c0c74532514793f9065f93289c52f3cd77017da9dcf7f7f5bec5a8db236aaa5d05ce209d33bd2c5351c70e517e253b9c01f9c456974392e61c5010ecc813ab52bc7150d9f76a7edb2801277adbc223e9669fac19583967c9bf9656ec92bce778ccfff023971cf464c2683830a708d870594342a34ea1c952f46a015fc7ba1b96d864910cd306652aa4d03016e15c122ba12c1ee97d1687095172e5c5ce9dc1cd848b7ee937c166827f8fbd693b137518efa04bc1fdb1e3c0b75a1c9caaa742d68c27b0e35f20badae73e2a0befac653a3e8982170f422cb5374d3c9de0ac7cfbaa6ab86e3def28ac75f59da1e92f976caa1d546bb5738d5192ddc24071b3e568c08930b463eba059ba503bdaef2752b27ce13953f9a491e43bada76e73cd4e1594f5348f1a11e62ec004f09dd2691877f0e734dfb1a91f619a3eeb6090ebcaa353081f18adaeb690edc4a89b92ca3018dd7f0b97778c4fdd73966200c6e196f9ce92c899a04211810c262fc7390669b41bd34ce171fdc360aa6252ba3e04e55a239f5bd7056ab0c1da40cb61de19dfe93dc5587af2a3726dbcc18dff960d0e7e83b0a34dbc05c99df4752dca678ea8ec5def556fe08de3a34d56512787363eca6b2a7c3de2af387727efc276c378a5292d05609f6d711d62990d7fd709e22f97174c7bf2073f1e46962504f2d908eeb2173117316275bfaf111fee5beb0e6a740276fdf056c12063ad186af6760ac0e37cebb10e3c6d22930168536f459ac666b79da9989cc607ff67c9dd297267d2474c500cc4530a0d0043e7aeb44f21a02fcdcbfa74a14f98f2d6e6362fabc8b4f68dcecc3a3a254ca622ba02663e5b9300e012b15cdf1b75463d16cefe53cabf1dfb4c3c95919837c056a5014331d3637f724c6070ae9e512527b8c3d0df79a0f743e7f5e31aa850cd11fb2d9375897c8c5a8eaf4fe5618eaa7ed43c59c1c9e6651e2fda0b7723cf79245b61b0875f0775dc5e12ec7cd4e2a61b859708206fb6980dadcdbaefbc022cd1293f9a20df1f7d8dbe0233a5d29bc242c91461232c0dd0c33625e9189e387fc98bfac3809ad6733d961a5ef2d8f83f2ede79197f50275a144e48fba23a91e7cdc9a5159dc8d15d1b3ddf103ef73809d13b74430baad4f4e039b4a8eab98b4f4ca457bdc5ff638cb204be3ab37bb68305e18997e3d69e4a3d1237bfe82e912bd0a936b7e38131757fce832025ea7ef6f66e94e19d811e0fe22976bb0160ffb0e3d47532bb91d044032fdb46b777b707d54742d3ac4a5b6466a72c2229be0feb54132954ccaa2cf3ff5300a391d1494e81ca86b05da5a249fb661626cc254f0240d0d5034b58b3b4f7e6c97a4d98a4cbaf4412aac6f1032349293f84ea30459d186e3fc50d15b9da375974d325907dec7dac9b1da3f0c84d42e63904e728404883c0c8aa7e21aa91916673e1eed22c3cf4f7466252398734529305faecd68c45957ff6005fbe1a9274908c2baaeab1c9c79030688e42e20e527bdd4c814c59d11741027e353b41ec315c3bbbd7f8f01174419730c6b4a17abdc94620b0632ad792f44d74a64e5aa0c13b128e7118924e444bafacb2a474be6130dccf8d487d806f59ddda8c53e7c59d8bc203811960677ac0fdf7aa9de92c940ff42e50c4880aef73fb82054c7a1920512bcd61b2b0e6c18a32d52d7190bac2bb9d4ac8de776bf89430b51be0a6926cbcb2f532416b7c190fcf38ddfa76aef1347c6b127558fb70b087547e3a60757fa999de233b657d55ec3f1f4eae0d0dc22d4c9f7b766d9fd7ab300097207d12cbe2261e6665c2bf1cc02a8a745496b8c16b61fb15be5b408856b7ddb169af6382658f72dfcf8c97cb2c78267006462830425b7be7bd1782f3072a61479dc07fcc54bf732f1d0e9c9a2bb225aa431c05226745445a1068c99d7f1527cb9d37ef10d82838f9a8a249b61c0dbcc4dda86eff0a36c4c913005017f9514d6593f19fec40410bb6c5524ebbd3ace9755148d80f5224acbd0c58ad0bd27ec3f70e1a9b31524aa7aa17479dfc791bef58a396b73b580113ec02ee8180083216665ee7107945ebb32547d57dca8d75ce4639e098bbd367c46632025f509e428acaae3e79decc8b33d2c98d2e42b384239ec99ec72c9bcbb39c2326b9807f30fbc96b91fc60c2d0ee60b4c4ff5a6e5b8da6497a7888d218f233b568038ff1d365e328199e9f8ad5af83ba8a0a84ab018eceb49ce88cc1ea69b3156ca4f5faf1753c39d08d71b515711c55a9852f8e14de620feb1355f559969b6f55826d62d6205744d4ad7b96593426764d5db0e3d1775142c19a8216d3051f75fe37b9ac2c5d7aef602d0f7b35e1af7adcd7e05861df805792540bb98cd2481096699fce51e224b74d8a244b1e0ca5bd1dccfea3033588a888c8647772fb1ad4eeda8239edc22db34457f25de6823c7e5122cd2fa4e4cadb0d58414605690b92c844d7a867f2122e0f8e147dd6e8ddc6998d104e95ed18b3dad289c2fadbf86ad47ca23e3599601", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) (async) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:58:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0xb0040) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:58:54 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x8020) r3 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x200000) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) [ 2016.745174] block nbd3: Receive control failed (result -32) [ 2016.750468] block nbd3: shutting down sockets [ 2016.782908] block nbd4: Receive control failed (result -32) [ 2016.783693] block nbd4: shutting down sockets 18:58:54 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_CLEAR_QUE(r2, 0xab05) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) 18:58:54 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x1a400) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x1a400) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) 18:58:54 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x101400) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x101400) (async) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:58:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0xb0040) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 2016.843837] block nbd1: shutting down sockets 18:58:54 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x8020) r3 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x200000) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:58:54 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x40002) ioctl$NBD_CLEAR_QUE(r0, 0xab05) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$MON_IOCX_GET(0xffffffffffffffff, 0x40189206, &(0x7f00000001c0)={&(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @iso}, &(0x7f0000000080)=""/196, 0xc4}) 18:58:54 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x1ff) 18:58:54 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x100) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 2016.935116] block nbd4: shutting down sockets 18:58:54 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async, rerun: 32) ioctl$NBD_CLEAR_QUE(r2, 0xab05) (rerun: 32) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) [ 2016.964070] block nbd1: shutting down sockets [ 2017.006461] block nbd0: shutting down sockets 18:58:55 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) getpgrp(0x0) (async) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) getpgrp(0x0) (async) getpgid(0x0) (async) getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) getpgrp(0x0) (async) getpgid(r4) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 18:58:55 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x8020) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x200000) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:58:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x1ff) 18:58:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x100) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:58:55 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) [ 2017.645345] block nbd3: Receive control failed (result -32) [ 2017.651315] block nbd3: shutting down sockets 18:58:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_BLKSIZE(r1, 0xab01, 0x1ff) 18:58:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x100) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 2017.733360] block nbd0: shutting down sockets 18:58:55 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x40002) ioctl$NBD_CLEAR_QUE(r0, 0xab05) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$MON_IOCX_GET(0xffffffffffffffff, 0x40189206, &(0x7f00000001c0)={&(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @iso}, &(0x7f0000000080)=""/196, 0xc4}) 18:58:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socket$vsock_stream(0x28, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:58:55 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socket$vsock_stream(0x28, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socket$vsock_stream(0x28, 0x1, 0x0) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) [ 2017.753828] block nbd5: Receive control failed (result -32) [ 2017.761130] block nbd5: shutting down sockets [ 2017.792744] block nbd3: shutting down sockets 18:58:55 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x430c00) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) getpgrp(0x0) getpgid(0x0) r3 = getpgid(0x0) ptrace$setregset(0x4205, 0x0, 0x202, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r3, 0x4, &(0x7f0000000180)={&(0x7f0000001340)="14cf26bc2b90cc4366e0c8b653a6b3c585d30d1a14da62acda4adfc4dd72005ceea7169e7e3e9274a4b64184d4a102e20da0a60a9c781d76f26e5fca989503abf9c9cb4ebed2abf82c32eb7ee83fcc4cafc7db8892d48a949a1cd985a82bca77de705afb44337967617583e45571f8c918a8a7a24f7b2b17e3b7cf1ad366dbfbedaa030a10a5fee422f5e8fa5bdfbaf5b0f38e34596c016628fa07b06c2042bf22e8fcb5c4dfabf588d9d2e1f26022c8d836317664204756b5ad64f160dec23ac0949038eace5579156aeb6067f465b4a4441d331fe1216c9849b6df5a090805026773007ff986704f3fb1a4a1c815b824e80d0eeb67a8631ad44a33fbbd2097be5f1996dd39e68bf4d40c52006e62d5b9e8cf138e839f3e177c677a9ffc8cb242f96b527c883b5250fc0c11dc6465a19b7faa3b79684bcbb7b34123182a9623ab8bb18fc52e0cc962b248dcd95aea45a136420c55ce229548608d134e529b3fdc92522c0ae2c745ad62485a6c2c7fde6791af016eb43eead3098e5a4a1270b7501b3cbc222b1034cb798843217f87f1dbbc5ed6604608c1d9119b3d3897a7c5323036f1d303b8b1cfac63179b844a561777834cf0c40ca83a178117032a597039da4042d3a3852cfc5697240bcbf39941768579e6c107ab9349c69bbe900407a1deae9e97bde8f13b8b4e32fdf983cc3bda60dc5a0b34f8afec37cbf6eb8e2a690b54ba117989fa83c093de2e344d4bec121b731965d6817fca42876b6d94b377581781e393fc19274fb408d7e7845a1a705a7fda33e28fa16b0b4271d427ef206d93a5a53a452d79c29683c3fc064b4b8c7f2203034d98d77f6080cdccd18d10891422f04dc9b459ff15c7f36e9d211189761117e1b902172013eaad66066c8fa2908c2625cc6c886e867e302e3f0129e3a1148e63fb4df47e575a743db53fa102a32b4421d8252a80bba60b1da90c3e35f3c590837c05e4568d0db8c8c65d9753cda8320b4366fb29c67272c8806a2c6d1dbdfcd689fcf47218e17c90bdffbb68e3cb706a8ae6c7e0444481951fe4a529a17c44227b7985b5fb2f13070b992310ec433bba5240b8a5b5378f24bc0501bdd181cd2a2b19b466619a82b9da59d03fa8e7b2f4bcf16f0ee07cc0563bea2d8cc203e14a8761cecb93d23cf6c8a5c7b2ba105f343ceb95a4d27e42f0cdae5f6fac454a47025be59daba3915ebeaeaf6560c955fec06d3095de7a17ab05b718055e2074f1bb2c8913e9e5db82f13d602905de8bb6de45b4591a7f3c2aee42bfdf9e9d9e0289320d24ed31b9aa968bcde196e338a68e92709f0a09ea3a6bc10904b4eb071e7bc26accb7feb260ebcba1869681d9ded51845c0e9df3ac2aa8da344b616029e38c24463ba7673e17dbf55ff77ac1846e8f9b3a8ddb91d9ebbce3386e26b0e92e912d8a29da21be2dc27a67f3b3cb97cba233eb8e63121e60ac44af2bd4f5ad73f9d96d01d388380e9c9ad3bd55399d1558489ee41a2dc555d5f85cc953f0bbdbfaf8bb08465f5a6174395c0d6899fa0da8c6970aa4271d3b3b097023d08435d2ec0b7d07f335b9cfc02a60e5be410413291864fa8005da3d748a93226f4a884320eb91c1d49e7ac5f7c0f308641b4710ae27b3e1cc0cc60dc0badbba9df116d467fb1c09b8c5364190faf528543d7e43002f4a4a85f88bff5e1174c0499e6853e6538d1d2d5c18094aa6c5082fd541897ae810fe0ed3958ab9745412f392f34d1dc3bcf0bc130cbe2eaa4b3e3a6a2f613060f1493dd780b0251f6d2de5cd1d6b1278ce6b713929348a8c0c4ee1a5d9a45cbc036829e79ccc69ef9e744a217189bef5b9d3d3ac75d438f0003ea1537caf8d12922cd49f7a2cfbd339a5418c8689706a996a48690cff506fa158bbd6d373c1bac1a19604264a0bd4a7c6dd7c1834679c3959de7666c070e5717a1fdbf788f290e3b5be7f8e8e92ab938fca787521ad9e86475a21c9998dea023968c09d233688c3cd3d9ad0f1059b69406a3be68cb08144e58db24843ede7d2112e16153bff2787e5c97cf8bd93f16a0a04739bd476ea54778165a98a7f36efbef4b3783db72e082a93f9b95f3fd5be9aa65702c5e8de32659f6236540d8954654d7e7c13483ee19cdd16fdfc50118e51dfc9b943a3eb08839d94cac9da6037d8215ec8b6294e86185c2b94508a922e04a91fb09ab8f90a1f31b1eaa964ec75f63ab0061a474e8e7ce2e9e8e9460829e01d3b6717dc33f14ae761117121c81f1d45ced5cef69889faad3a59893a87d292e7210e8d73d313da873f698663d58182895c1a45440b7c97ed2a050023334b883a58b8e40e14f3994cb28fa63bfe5d5398bc680179782731c912596a8140052a1fe8e84b8672c4ce05cd20866c83c495851822d6a459da6fc700f66420e10aca3b79a7b7923b987da40a711be6ac66549a0a5dd958f18d86e6cbedecab5ac8b193933e4e258821108ebf30ca0d67899066b32d0096a3b9ed0390890abc08956e2e02b4bda4333419e11a85310c8f6bc8d7d845b8a1c56fd8cd2bfd1eb03b8d59d5aeba753dedf06872afb8a18dd6aa274f5fe4c8ca8e4a839a27eb08b83871f0afaf14291dea41cb8aa6a6d9955904d806c776a5424653528b58625aaf0948cf42652c03b4c3a5f51d1608c50a63b1071d632d5d7f19acc8274342d1a04b725dec68fa8e9f758cf646e2e3e8d3dfa91fb12a58f795618193266f54bc8adb788a4f7be60d52f5fea0b233bbc3b2fa4cf47a8f9a41075d46389fb08ed22c70ba1e9159bfe9a410720ec7534a5042a747cb4b20fb21c77e33116044ee26ca562af4f735addda3d176af2475523546dd24524f7da567b6f61554570772fdf7a8488aa5f22c7d7ac28a36ad94d56e986e50d95c15d4c5e53c28fd86e9d829327689604c73bccca3064ce14e66a66c45afea820d5ddc71a3460894622c0ef8874c61508e5215cd96fcf3d9f5c07bf8921cadcf7f2bb25c680f772ed288a306fb23bae491c01b2a905ac9e0f746123cbae6d16a2e0b2b55423adbf210a176835728786a26de0dd6567938ee8a11fca7be1641ad0df28331dd1de26fe02fcc29e0fdc7c64b2842352b86bc790437d0867499f8be49153aec95dce0abeb0bbce65b858d3425890d0e142b37dd780946e2b7be03336abb9f03f520b86f38dc536d838e2f7213f4150936cb178fc3fffb2a2527a9b3a15f471755cb034fc18defe3754bf7344b27c92bea7bc42b11779def81cc4dcd92c8c8c0c74532514793f9065f93224c52f3cd77017da9dcf7f7f5bec5a8db236aaa5d05ce209d33bd2c5351c70e517e253b9c01f9c456974392e61c5010ecc813ab52bc7150d9f76a7edb2801277adbc223e9669fac19583967c9bf9656ec92bce778ccfff023971cf464c2683830a708d870594342a34ea1c952f46a015fc7ba1b96d864910cd306652aa4d03016e15c122ba12c1ee97d1687095172e5c5ce9dc1cd848b7ee937c166827f8fbd693b137518efa04bc1fdb1e3c0b75a1c9caaa742d68c27b0e35f20badae73e2a0befac653a3e8982170f422cb5374d3c9de0ac7cfbaa6ab86e3def28ac75f59da1e92f976caa1d546bb5738d5192ddc24071b3e568c08930b463eba059ba503bdaef2752b27ce13953f9a491e43bada76e73cd4e1594f5348f1a11e62ec004f09dd2691877f0e734dfb1a91f619a3eeb6090ebcaa353081f18adaeb690edc4a89b92ca3018dd7f0b97778c4fdd73966200c6e196f9ce92c899a04211810c262fc7390669b41bd34ce171fdc360aa6252ba3e04e55a239f5bd7056ab0c1da40cb61de19dfe93dc5587af2a3726dbcc18dff960d0e7e83b0a34dbc05c99df4752dca678ea8ec5def556fe08de3a34d56512787363e8a6b2a7c3de2af387727efc276c378a5292d05609f6d711d62990d7fd709e22f97174c7bf2073f1e46962504f2d908eeb2173117316275bfaf111fee5beb0e6a740276fdf056c12063ad186af6760ac0e37cebb10e3c6d22930168536f459ac666b79da9989cc607ff67c9dd297267d2474c500cc4530a0d0043e7aeb44f21a02fcdcbfa74a14f98f2d6e6362fabc8b4f68dcecc3a3a254ca622ba02663e5b9300e012b15cdf1b75463d16cefe53cabf1dfb4c3c95919837c056a5014331d3637f724c6070ae9e512527b8c3d0df79a0f743e7f5e31aa16ce30a174da4d850cd11fb2d9375897c8c5a8eaf4fe5618eaa7ed43c59c1c9e6651e2fda0b7723cf79245b61b0875f0775dc5e12ec7cd4e2a61b859708206fb6980dadcdbaefbc022cd1293f9a20df1f7d8dbe0233a5d29bc242c91461232c0dd0c33625e9189e387fc98bfac3809ad6733d961a5ef2d8f83f2ede79197f50275a144e48fba23a91e7cdc9a5159dc8d15d1b3ddf103ef73809d13b74430baad4f4e039b4a8eab98b4f4ca457bdc5ff638cb204be3ab37bb68305e18997e3d69e4a3d1237bfe82e912bd0a936b7e38131757fce832025eb1236f66e94e19d811e0fe22976bb0160ffb0e3d47532bb91d044032fdb46b777b707d54742d3ac4a5b6466a72c2229be0feb54132954ccaa2cf3ff5300a391d1494e81ca86b05da5a249fb661626cc254f0240d0d5034b58b3b4f7e6c97a4d98a4cbaf4412aac6f1032349293f84ea30459d186e3fc50d15b9da375974d325907dec7dac9b1da3f0c84d42e63904e728404883c0c8aa7e21aa91916673e1eed22c3cf4f7466252398734529305faecd68c45957ff6005fbe1a9274908c2baaeab1c9c79030688e42e20e527bdd4c814c59d11741027e353b41ec315c3bbbd7f8f01174419730c6b4a17abdc94620b0632ad792f44d74a64e5aa0c13b128e7118924e444bafacb2a474be6130dccf8d487d806f59ddda8c53e7c59d8bc203811960677ac0fdf7aa9de92ba40ff42e50c4880aef73fb82054c7a1920512bcd61b2b0e6c18a32d52d7190bac2bb9d4ac8de776bf89430b51be0a6926cbcb2f532416b7c190fcf38ddfa76aef1347c6b127558fb70b087547e3a60757fa999de233b657d55ec3f1f4eae0d0dc22d4c9f7b766d9fd7ab300097207d12cbe2261e6665c2bf1cc02a8a745496b8c16b61fb15be5b408856b7ddb169af6382658f72dfcf8c97cb2c78267006462830425b7be7bd1782f3072a61479dc07fcc54bf732f1d0e9c9a2bb225aa431c05226745445a1068c99d7f1527cb9d37ef10d82838f9a8a249b61c0dbcc4dda86eff0a36c4c913005017f9514d6593f19fec40410bb6c5524ebbd3ace9755148d80f5224acbd0c58ad0bd27ec3f70e1a9b31524aa7aa17479dfc791bef58a396b73b580113ec02ee8180083216665ee7107945ebb32547d57dca8d75ce4639e098bbd367c46632025f509e428acaae3e79decc8b33d2c98d2e42b384239ec99ec72c9bcbb39c2326b9807f30fbc96b91fc60c2d0ee60b4c4ff5a6e5b8da6497a7888d218f233b568038ff1d365e328199e9f8ad5af83ba8a0a84ab018eceb49ce88cc1ea69b3156ca4f5faf1753c39d08d71b515711c55a9852f8e14de620feb1355f559969b6f55826d62d6205744d4ad7b96593426764d5db0e3d1775142c19a8216d3051f75fe37b9ac2c5d7aef602d0f7b35e1af7adcd7e05861df805792540bb98cd2481096699fce51e224b74d8a25bb1e0ca5bd1dccfea3033588a888c8647772fb1ad4eeda8239edc22db34457f25de6823c7e5122cd2fa4e4cadb0d58414605690b92c844d7a867f2122e0f8e147dd6e8ddc6998d104e95ed18b3dad289c2fad", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080), 0x40, 0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:58:55 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) exit_group(0x80000001) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 2017.833112] block nbd0: shutting down sockets 18:58:55 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x430c00) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) getpgrp(0x0) getpgid(0x0) r3 = getpgid(0x0) ptrace$setregset(0x4205, 0x0, 0x202, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r3, 0x4, &(0x7f0000000180)={&(0x7f0000001340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080), 0x40, 0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) getpgrp(0x0) (async) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x430c00) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) getpgrp(0x0) (async) getpgid(0x0) (async) getpgid(0x0) (async) ptrace$setregset(0x4205, 0x0, 0x202, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) getpgrp(0x0) (async) getpgid(r4) (async) ptrace$setregset(0x4205, r3, 0x4, &(0x7f0000000180)={&(0x7f0000001340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080), 0x40, 0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 18:58:56 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x8020) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:58:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socket$vsock_stream(0x28, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:58:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) exit_group(0x80000001) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) exit_group(0x80000001) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) [ 2018.526130] block nbd4: Receive control failed (result -32) [ 2018.532097] block nbd4: shutting down sockets [ 2018.536732] block nbd1: Receive control failed (result -32) [ 2018.542819] block nbd1: shutting down sockets 18:58:56 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async, rerun: 32) ioctl$NBD_DO_IT(r0, 0xab03) (rerun: 32) 18:58:56 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x430c00) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) getpgrp(0x0) getpgid(0x0) r3 = getpgid(0x0) ptrace$setregset(0x4205, 0x0, 0x202, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r3, 0x4, &(0x7f0000000180)={&(0x7f0000001340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080), 0x40, 0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) getpgrp(0x0) (async) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x430c00) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) getpgrp(0x0) (async) getpgid(0x0) (async) getpgid(0x0) (async) ptrace$setregset(0x4205, 0x0, 0x202, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) getpgrp(0x0) (async) getpgid(r4) (async) ptrace$setregset(0x4205, r3, 0x4, &(0x7f0000000180)={&(0x7f0000001340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000080), 0x40, 0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 18:58:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) socket$pppl2tp(0x18, 0x1, 0x1) 18:58:56 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x40002) ioctl$NBD_CLEAR_QUE(r0, 0xab05) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) ioctl$MON_IOCX_GET(0xffffffffffffffff, 0x40189206, &(0x7f00000001c0)={&(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @iso}, &(0x7f0000000080)=""/196, 0xc4}) 18:58:56 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) exit_group(0x80000001) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) exit_group(0x80000001) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) 18:58:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) socket$pppl2tp(0x18, 0x1, 0x1) 18:58:56 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) r4 = getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) ptrace$setregset(0x4205, 0x0, 0x2, &(0x7f00000001c0)={&(0x7f0000001400)="cde1a71eba7e51c9eed06559080d22cd3cad7f2dfaf7ea0b9c7dc4ab14162171954369dc94b3819b41325d09a5f6b415a65f9447249e9cc01fd5e79202626bf8d39108a2aa92d06b7ac925244af8a7cb3ec119f80e3159ba670fd5963f0c69eeae4405dc3d3f7338c22db641bfd061a3171981543201e897eb3face4a248507a3364d030cf4081d4f2a30846f46a76b3f1c5f4cb3112f099fc9145a314d304753ebb33d91398b027149700f0bced3c3cb62243", 0xb3}) r5 = getpgrp(0x0) getpgid(r5) ptrace$setregset(0x4205, r5, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(r4) ioctl$NBD_DO_IT(r1, 0xab03) [ 2018.653361] block nbd5: Receive control failed (result -32) [ 2018.659518] block nbd5: shutting down sockets [ 2018.687524] block nbd4: server does not support multiple connections per device. 18:58:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) socket$pppl2tp(0x18, 0x1, 0x1) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) 18:58:56 executing program 0: sendmsg$IEEE802154_LLSEC_DEL_DEVKEY(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x34, 0x0, 0x20, 0x70bd25, 0x25dfdbfc, {}, [@IEEE802154_ATTR_LLSEC_KEY_ID={0x5, 0x2e, 0x2}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0xc040}, 0x14) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x30102) pipe2$9p(&(0x7f0000000100)={0xffffffffffffffff}, 0x84000) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) read$sequencer(r2, &(0x7f0000000440)=""/213, 0xd5) getresuid(&(0x7f0000000140), &(0x7f0000000180), &(0x7f00000001c0)=0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000580), 0xffffffffffffffff) sendmsg$IEEE802154_LLSEC_LIST_SECLEVEL(r4, &(0x7f0000000640)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r5, 0x2, 0x70bd2b, 0x25dfdbff, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4c000}, 0x24004000) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000000c0), 0x11, &(0x7f0000000680)=ANY=[@ANYBLOB="7462616e733d66642c7266646e3d74015b55e581721bfd0557bf45c8656f3d5196c72cddd5d61ee75e3998540b28a312c8bbb0b419b6530b04dac4d6055397e014168564626ea603835c52cd0200389c399abeda8591e998aae4d6b7d784b220552c20dc6862f6db08186a23e520838caa7b2567ab57750338e01efa2829d18ebfc49af8e65f3b8f78ae3749252a216fdab497b462a9f731a00c35ad", @ANYRESHEX=r1, @ANYBLOB=',wfdno=', @ANYRESHEX=r0, @ANYBLOB=',fscache,dfltgid=', @ANYRESHEX=0xee00, @ANYBLOB=',msize=0x0000000000000007,cache=fscache,fowner=', @ANYRESDEC=r3, @ANYBLOB=',\x00']) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r6) r7 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r7, 0x4008af14, 0x0) ioctl$SIOCSIFMTU(r7, 0x8922, &(0x7f0000000000)={'veth1_to_hsr\x00'}) [ 2018.796290] block nbd4: server does not support multiple connections per device. [ 2018.873190] block nbd4: server does not support multiple connections per device. [ 2018.942969] block nbd4: server does not support multiple connections per device. [ 2019.023700] block nbd4: server does not support multiple connections per device. [ 2019.102951] block nbd4: server does not support multiple connections per device. [ 2019.192905] block nbd4: server does not support multiple connections per device. [ 2019.272945] block nbd4: server does not support multiple connections per device. [ 2019.372903] block nbd4: server does not support multiple connections per device. [ 2019.380555] block nbd4: server does not support multiple connections per device. 18:58:57 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:58:57 executing program 0: sendmsg$IEEE802154_LLSEC_DEL_DEVKEY(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x34, 0x0, 0x20, 0x70bd25, 0x25dfdbfc, {}, [@IEEE802154_ATTR_LLSEC_KEY_ID={0x5, 0x2e, 0x2}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0xc040}, 0x14) (async) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x30102) (async) pipe2$9p(&(0x7f0000000100)={0xffffffffffffffff}, 0x84000) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) read$sequencer(r2, &(0x7f0000000440)=""/213, 0xd5) (async) getresuid(&(0x7f0000000140), &(0x7f0000000180), &(0x7f00000001c0)=0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000580), 0xffffffffffffffff) sendmsg$IEEE802154_LLSEC_LIST_SECLEVEL(r4, &(0x7f0000000640)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r5, 0x2, 0x70bd2b, 0x25dfdbff, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4c000}, 0x24004000) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000000c0), 0x11, &(0x7f0000000680)=ANY=[@ANYBLOB="7462616e733d66642c7266646e3d74015b55e581721bfd0557bf45c8656f3d5196c72cddd5d61ee75e3998540b28a312c8bbb0b419b6530b04dac4d6055397e014168564626ea603835c52cd0200389c399abeda8591e998aae4d6b7d784b220552c20dc6862f6db08186a23e520838caa7b2567ab57750338e01efa2829d18ebfc49af8e65f3b8f78ae3749252a216fdab497b462a9f731a00c35ad", @ANYRESHEX=r1, @ANYBLOB=',wfdno=', @ANYRESHEX=r0, @ANYBLOB=',fscache,dfltgid=', @ANYRESHEX=0xee00, @ANYBLOB=',msize=0x0000000000000007,cache=fscache,fowner=', @ANYRESDEC=r3, @ANYBLOB=',\x00']) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r6) r7 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r7, 0x4008af14, 0x0) (async) ioctl$SIOCSIFMTU(r7, 0x8922, &(0x7f0000000000)={'veth1_to_hsr\x00'}) 18:58:57 executing program 2: syz_open_dev$vcsn(&(0x7f00000000c0), 0x9, 0x408002) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) r1 = socket$xdp(0x2c, 0x3, 0x0) mmap$xdp(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0xb, 0x1010, r1, 0x180000000) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x70042, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x50) r3 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x48a482) r4 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_TX_RING(r4, 0x11b, 0x3, &(0x7f0000000100)=0x1204600, 0x4) setsockopt$bt_rfcomm_RFCOMM_LM(r2, 0x12, 0x3, &(0x7f0000000040)=0xa, 0x4) ioctl$NBD_SET_SOCK(r3, 0x1263, 0xffffffffffffffff) 18:58:57 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) [ 2019.433758] block nbd1: Receive control failed (result -32) [ 2019.435222] block nbd1: shutting down sockets [ 2019.462879] block nbd4: server does not support multiple connections per device. [ 2019.475696] block nbd4: shutting down sockets 18:58:57 executing program 2: syz_open_dev$vcsn(&(0x7f00000000c0), 0x9, 0x408002) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) r1 = socket$xdp(0x2c, 0x3, 0x0) mmap$xdp(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0xb, 0x1010, r1, 0x180000000) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x70042, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x50) r3 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x48a482) r4 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_TX_RING(r4, 0x11b, 0x3, &(0x7f0000000100)=0x1204600, 0x4) setsockopt$bt_rfcomm_RFCOMM_LM(r2, 0x12, 0x3, &(0x7f0000000040)=0xa, 0x4) ioctl$NBD_SET_SOCK(r3, 0x1263, 0xffffffffffffffff) syz_open_dev$vcsn(&(0x7f00000000c0), 0x9, 0x408002) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) (async) socket$xdp(0x2c, 0x3, 0x0) (async) mmap$xdp(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0xb, 0x1010, r1, 0x180000000) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x70042, 0x0) (async) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x50) (async) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x48a482) (async) socket$xdp(0x2c, 0x3, 0x0) (async) setsockopt$XDP_TX_RING(r4, 0x11b, 0x3, &(0x7f0000000100)=0x1204600, 0x4) (async) setsockopt$bt_rfcomm_RFCOMM_LM(r2, 0x12, 0x3, &(0x7f0000000040)=0xa, 0x4) (async) ioctl$NBD_SET_SOCK(r3, 0x1263, 0xffffffffffffffff) (async) 18:58:57 executing program 0: sendmsg$IEEE802154_LLSEC_DEL_DEVKEY(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x34, 0x0, 0x20, 0x70bd25, 0x25dfdbfc, {}, [@IEEE802154_ATTR_LLSEC_KEY_ID={0x5, 0x2e, 0x2}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0xc040}, 0x14) (async) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x30102) pipe2$9p(&(0x7f0000000100)={0xffffffffffffffff}, 0x84000) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) read$sequencer(r2, &(0x7f0000000440)=""/213, 0xd5) (async) getresuid(&(0x7f0000000140), &(0x7f0000000180), &(0x7f00000001c0)=0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000580), 0xffffffffffffffff) (rerun: 64) sendmsg$IEEE802154_LLSEC_LIST_SECLEVEL(r4, &(0x7f0000000640)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, r5, 0x2, 0x70bd2b, 0x25dfdbff, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4c000}, 0x24004000) (async, rerun: 64) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000000c0), 0x11, &(0x7f0000000680)=ANY=[@ANYBLOB="7462616e733d66642c7266646e3d74015b55e581721bfd0557bf45c8656f3d5196c72cddd5d61ee75e3998540b28a312c8bbb0b419b6530b04dac4d6055397e014168564626ea603835c52cd0200389c399abeda8591e998aae4d6b7d784b220552c20dc6862f6db08186a23e520838caa7b2567ab57750338e01efa2829d18ebfc49af8e65f3b8f78ae3749252a216fdab497b462a9f731a00c35ad", @ANYRESHEX=r1, @ANYBLOB=',wfdno=', @ANYRESHEX=r0, @ANYBLOB=',fscache,dfltgid=', @ANYRESHEX=0xee00, @ANYBLOB=',msize=0x0000000000000007,cache=fscache,fowner=', @ANYRESDEC=r3, @ANYBLOB=',\x00']) (rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r6) r7 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r7, 0x4008af14, 0x0) ioctl$SIOCSIFMTU(r7, 0x8922, &(0x7f0000000000)={'veth1_to_hsr\x00'}) [ 2019.572456] block nbd5: Receive control failed (result -32) [ 2019.572476] block nbd5: shutting down sockets [ 2019.578578] block nbd3: Receive control failed (result -32) [ 2019.592861] block nbd3: shutting down sockets 18:58:57 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x0) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x601) ioctl$NBD_DO_IT(r0, 0xab03) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x400) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) 18:58:57 executing program 3: r0 = getpgrp(0x0) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) getpgid(0x0) (async) r4 = getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) ptrace$setregset(0x4205, 0x0, 0x2, &(0x7f00000001c0)={&(0x7f0000001400)="cde1a71eba7e51c9eed06559080d22cd3cad7f2dfaf7ea0b9c7dc4ab14162171954369dc94b3819b41325d09a5f6b415a65f9447249e9cc01fd5e79202626bf8d39108a2aa92d06b7ac925244af8a7cb3ec119f80e3159ba670fd5963f0c69eeae4405dc3d3f7338c22db641bfd061a3171981543201e897eb3face4a248507a3364d030cf4081d4f2a30846f46a76b3f1c5f4cb3112f099fc9145a314d304753ebb33d91398b027149700f0bced3c3cb62243", 0xb3}) (async) r5 = getpgrp(0x0) getpgid(r5) ptrace$setregset(0x4205, r5, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(r4) ioctl$NBD_DO_IT(r1, 0xab03) 18:58:57 executing program 2: syz_open_dev$vcsn(&(0x7f00000000c0), 0x9, 0x408002) (async) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) (async) r1 = socket$xdp(0x2c, 0x3, 0x0) mmap$xdp(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0xb, 0x1010, r1, 0x180000000) (async) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x70042, 0x0) ioctl$NBD_SET_FLAGS(r2, 0xab0a, 0x50) (async) r3 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x48a482) r4 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_TX_RING(r4, 0x11b, 0x3, &(0x7f0000000100)=0x1204600, 0x4) (async, rerun: 64) setsockopt$bt_rfcomm_RFCOMM_LM(r2, 0x12, 0x3, &(0x7f0000000040)=0xa, 0x4) (async, rerun: 64) ioctl$NBD_SET_SOCK(r3, 0x1263, 0xffffffffffffffff) 18:58:57 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x0) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x601) (async, rerun: 64) ioctl$NBD_DO_IT(r0, 0xab03) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x400) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) [ 2019.783355] block nbd5: shutting down sockets 18:58:57 executing program 0: prctl$PR_SET_NO_NEW_PRIVS(0x7, 0x1) r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x272401) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x420780, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0xc0000000000000) ioctl$SIOCX25GDTEFACILITIES(r2, 0x89ea, &(0x7f00000000c0)) 18:58:57 executing program 2: connect$pppoe(0xffffffffffffffff, &(0x7f0000000000)={0x18, 0x0, {0x3, @empty, 'ip6gre0\x00'}}, 0x1e) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x410400) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = getpgid(0x0) ptrace$cont(0x9, r1, 0x2d7a2d66, 0x0) [ 2019.901336] block nbd5: shutting down sockets 18:58:57 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:58:57 executing program 0: prctl$PR_SET_NO_NEW_PRIVS(0x7, 0x1) (async) r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x272401) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x420780, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0xc0000000000000) ioctl$SIOCX25GDTEFACILITIES(r2, 0x89ea, &(0x7f00000000c0)) 18:58:57 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x0) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x601) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async, rerun: 64) r2 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x400) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) (async, rerun: 64) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) (rerun: 64) [ 2020.334057] block nbd1: Receive control failed (result -32) [ 2020.335512] block nbd1: shutting down sockets 18:58:58 executing program 2: connect$pppoe(0xffffffffffffffff, &(0x7f0000000000)={0x18, 0x0, {0x3, @empty, 'ip6gre0\x00'}}, 0x1e) (async) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x410400) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) r1 = getpgid(0x0) ptrace$cont(0x9, r1, 0x2d7a2d66, 0x0) 18:58:58 executing program 0: prctl$PR_SET_NO_NEW_PRIVS(0x7, 0x1) (async) r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x272401) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x420780, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0xc0000000000000) ioctl$SIOCX25GDTEFACILITIES(r2, 0x89ea, &(0x7f00000000c0)) 18:58:58 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x900) setsockopt$bt_rfcomm_RFCOMM_LM(0xffffffffffffffff, 0x12, 0x3, &(0x7f0000000080)=0x10, 0x4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_CLEAR_QUE(r2, 0xab05) ioctl$NBD_DO_IT(r0, 0xab03) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x401, 0x420100) ioctl$SIOCX25GCAUSEDIAG(r3, 0x89e6, &(0x7f00000000c0)={0x5, 0x9}) 18:58:58 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xf4900) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x155202) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r0, 0xab03) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) ioctl$IOCTL_CONFIG_SYS_RESOURCE_PARAMETERS(r3, 0x40096100, &(0x7f00000003c0)={{&(0x7f0000000340)={'Accelerator\x00', {&(0x7f00000001c0)=@adf_str={@format={'Dc', '4', 'BankNumber\x00'}, {"951ff8469cbfeff1669d0e5a75ff9e834124e476812971ce850082228ca6a3e5359f36e7c42e67b9f11bc4cdf2f9339db79ed453cfcbe6415f8e827663ba590b"}, {&(0x7f0000000100)=@adf_hex={@normal='NumberDcInstances\x00', {0xff}}}}}, {&(0x7f00000002c0)={'GENERAL\x00'}}}}, 0x3}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) 18:58:58 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (rerun: 32) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) (async, rerun: 64) getpgid(0x0) (async, rerun: 64) r4 = getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async, rerun: 32) kexec_load(0x0, 0x3e00, 0x0, 0x0) (rerun: 32) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) ptrace$setregset(0x4205, 0x0, 0x2, &(0x7f00000001c0)={&(0x7f0000001400)="cde1a71eba7e51c9eed06559080d22cd3cad7f2dfaf7ea0b9c7dc4ab14162171954369dc94b3819b41325d09a5f6b415a65f9447249e9cc01fd5e79202626bf8d39108a2aa92d06b7ac925244af8a7cb3ec119f80e3159ba670fd5963f0c69eeae4405dc3d3f7338c22db641bfd061a3171981543201e897eb3face4a248507a3364d030cf4081d4f2a30846f46a76b3f1c5f4cb3112f099fc9145a314d304753ebb33d91398b027149700f0bced3c3cb62243", 0xb3}) r5 = getpgrp(0x0) getpgid(r5) (async) ptrace$setregset(0x4205, r5, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(r4) (async, rerun: 32) ioctl$NBD_DO_IT(r1, 0xab03) (rerun: 32) [ 2020.569998] block nbd4: shutting down sockets [ 2020.576180] block nbd3: Receive control failed (result -32) [ 2020.582261] block nbd3: shutting down sockets 18:58:58 executing program 2: connect$pppoe(0xffffffffffffffff, &(0x7f0000000000)={0x18, 0x0, {0x3, @empty, 'ip6gre0\x00'}}, 0x1e) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x410400) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = getpgid(0x0) ptrace$cont(0x9, r1, 0x2d7a2d66, 0x0) connect$pppoe(0xffffffffffffffff, &(0x7f0000000000)={0x18, 0x0, {0x3, @empty, 'ip6gre0\x00'}}, 0x1e) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x410400) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) getpgid(0x0) (async) ptrace$cont(0x9, r1, 0x2d7a2d66, 0x0) (async) 18:58:58 executing program 0: prctl$PR_SET_MM_MAP_SIZE(0x23, 0xf, &(0x7f0000000000)) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0xb2, 0xd, 0x1}) r0 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) r1 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r0}, 0x8) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$MON_IOCT_RING_SIZE(r2, 0x9204, 0xe0b9b) ioctl$NBD_SET_SOCK(r0, 0xab00, r0) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) bpf$BPF_LINK_CREATE(0x1c, &(0x7f0000000180)={r1, r3, 0x6}, 0x10) syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0) 18:58:58 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xf4900) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) r1 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x155202) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r0, 0xab03) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) ioctl$IOCTL_CONFIG_SYS_RESOURCE_PARAMETERS(r3, 0x40096100, &(0x7f00000003c0)={{&(0x7f0000000340)={'Accelerator\x00', {&(0x7f00000001c0)=@adf_str={@format={'Dc', '4', 'BankNumber\x00'}, {"951ff8469cbfeff1669d0e5a75ff9e834124e476812971ce850082228ca6a3e5359f36e7c42e67b9f11bc4cdf2f9339db79ed453cfcbe6415f8e827663ba590b"}, {&(0x7f0000000100)=@adf_hex={@normal='NumberDcInstances\x00', {0xff}}}}}, {&(0x7f00000002c0)={'GENERAL\x00'}}}}, 0x3}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) 18:58:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x480980) bind$bt_l2cap(0xffffffffffffffff, &(0x7f0000000000)={0x1f, 0xff, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x11}, 0x7}, 0xe) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:58:58 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:58:58 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xf4900) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x155202) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r0, 0xab03) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) ioctl$IOCTL_CONFIG_SYS_RESOURCE_PARAMETERS(r3, 0x40096100, &(0x7f00000003c0)={{&(0x7f0000000340)={'Accelerator\x00', {&(0x7f00000001c0)=@adf_str={@format={'Dc', '4', 'BankNumber\x00'}, {"951ff8469cbfeff1669d0e5a75ff9e834124e476812971ce850082228ca6a3e5359f36e7c42e67b9f11bc4cdf2f9339db79ed453cfcbe6415f8e827663ba590b"}, {&(0x7f0000000100)=@adf_hex={@normal='NumberDcInstances\x00', {0xff}}}}}, {&(0x7f00000002c0)={'GENERAL\x00'}}}}, 0x3}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xf4900) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x155202) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) ioctl$IOCTL_CONFIG_SYS_RESOURCE_PARAMETERS(r3, 0x40096100, &(0x7f00000003c0)={{&(0x7f0000000340)={'Accelerator\x00', {&(0x7f00000001c0)=@adf_str={@format={'Dc', '4', 'BankNumber\x00'}, {"951ff8469cbfeff1669d0e5a75ff9e834124e476812971ce850082228ca6a3e5359f36e7c42e67b9f11bc4cdf2f9339db79ed453cfcbe6415f8e827663ba590b"}, {&(0x7f0000000100)=@adf_hex={@normal='NumberDcInstances\x00', {0xff}}}}}, {&(0x7f00000002c0)={'GENERAL\x00'}}}}, 0x3}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) 18:58:58 executing program 0: prctl$PR_SET_MM_MAP_SIZE(0x23, 0xf, &(0x7f0000000000)) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async, rerun: 64) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0xb2, 0xd, 0x1}) r0 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) r1 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r0}, 0x8) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$MON_IOCT_RING_SIZE(r2, 0x9204, 0xe0b9b) ioctl$NBD_SET_SOCK(r0, 0xab00, r0) (async) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) bpf$BPF_LINK_CREATE(0x1c, &(0x7f0000000180)={r1, r3, 0x6}, 0x10) (async) syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0) 18:58:58 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x480980) bind$bt_l2cap(0xffffffffffffffff, &(0x7f0000000000)={0x1f, 0xff, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x11}, 0x7}, 0xe) (async, rerun: 64) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (rerun: 64) [ 2021.216160] block nbd1: Receive control failed (result -32) [ 2021.222103] block nbd1: shutting down sockets 18:58:58 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x10001) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 18:58:59 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x900) setsockopt$bt_rfcomm_RFCOMM_LM(0xffffffffffffffff, 0x12, 0x3, &(0x7f0000000080)=0x10, 0x4) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async, rerun: 32) ioctl$NBD_CLEAR_QUE(r2, 0xab05) (async, rerun: 32) ioctl$NBD_DO_IT(r0, 0xab03) (async, rerun: 64) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x401, 0x420100) (rerun: 64) ioctl$SIOCX25GCAUSEDIAG(r3, 0x89e6, &(0x7f00000000c0)={0x5, 0x9}) 18:58:59 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x480980) (async) bind$bt_l2cap(0xffffffffffffffff, &(0x7f0000000000)={0x1f, 0xff, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x11}, 0x7}, 0xe) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:58:59 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:58:59 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x3, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="14cf26bc2b90cc4366e0c8b653a6b3c585d30d1a14da62acda4adfc4dd72005ceea7169e7e3e9274a4b64184d4a102e20da0a60a9c781d76f26e5fca989503abf9c9cb4ebed2abf82c32eb7ee83fcc4cafc7db8892d48a949a1cd985a82bca77de705afb44337967617583e45571f8c918a8a7a24f7b2b17e3b7cf1ad366dbfbedaa030a10a5fee422f5e8fa5bdfbaf5b0f38e34596c016628fa07b06c2042bf22e8fcb5c4dfabf588d9d2e1f26022c8d836317664204756b5ad64f160dec23ac0949038eace5579156aeb6067f465b4a4441d331fe1216c9849b6df5a090805026773007ff986704f3fb1a4a1c815b824e80d0eeb67a8631ad44a33fbbd2097be5f1996dd39e68bf4d40c52006e62d5b9eacf138e839f3e177c677a9ffc8cb242f96b527c883b5250fc0c11dc6465a19b7faa3b79684bcbb7b34123182a9623ab8bb18fc52e0cc962b248dcd95aea45a136420c55ce229548608d134e529b3fdc92522c0ae2c745ad62485a6c2c7fde6791af016eb43eead3098e5a4a1270b7b36aa03c222b1034cb798843217f87f1dbbc5ed6604608c1d9119b3d3897a7c5323036f1d303b8b1cfac63179b844a561777834cf0c40ca83a178117032a597039da4042d3a3852cfc5697240bcbf39941768579e6c107ab9349c69bbe900407a1deae9e97bde8f13b8b4e32fdf983cc3bda60dc5a0b34f8afec37cbf6eb8e2a690b54ba117989fa83c093de2e344d4bec876b6d94b377581781e393fc19274fb408d7e7845a1a705a7fda33e28fa16b0b4271d427ef206d93a5a53a452d79c296837257064b4b8c7f2203034d98d77f6080cdccd18d10891422f04dc9b459ff15c7f36e9d211189761117e1b902172013eaad66066c8fa2908c2625cc6c886e867e302e3f0129e3a1148e63fb4df47e575a743db53fa102a32b4421d8252a80bba60b1da90c3e35f3c590837c05e4568d0db8c8c65d9753cda8320b4366fb29c67272c8806a2c6d1dbdfcd689fcf47218e17c90bdffbb68e3cb706a8ae6c7e0444481951fe4a529a17c44227b7985b5fb2f13070b992310ec433bba5240b8a5b5378f24bc0501bdd181cd2a2b19b466619a82b9da59d03fa8e7b2f4bcf16f0ee07cc0563bea2d8cc203e14a8761cecb93d23cf6c8a5c7b2ba105f343ceb95a4d27e42f0cdae5f6fac454a47025be59daba3915ebeaeaf6560c955fec06d3095de7a17ab05b718055e2074f1bb2c8913e9e5db82f13d602905de8bb6de45b4591a7f3c2aee42bfdf9e9d9e0289320d24ed31b9aa968bcde196e338a68e92709f0a09ea3a6bc10904b4eb071e7bc26accb7feb260ebcba1869681d9ded51845c0e9df3ac2aa8da344b616029e38c24463ba7673e17dbf55ff77ac1846e8f9b3a8ddb91d9ebbce3386e26b0e92e912d8a29da21be2dc27a67f3b3cb97cba233eb8e63121e60ac44af2bd4f5ad73f9d96d01d388380e9c9ad3bd55399d1558489ee41a2dc555d5f85cc953f0bbdbfaf8bb08465f5a6174395c0d6899fa0da8c6970aa4271d3b3b097023d08435d2ec0b7d07f335b9cfc02a60e5be410413291864fa8005da3d748a93226f4a884320eb91c1d49e7ac5f7c0f308641b4710ae27b3e1cc0cc60dc0badbba9df116d467fb1c09b8c5364190faf528543d7e43002f4a4a85f88bff5e1174c0499e6853e6511d120d7d6bbc77c4b1e26a438d1d2d5c18094aa6c5082fd541897ae6292e0ed3958ab9745412f392f34d1dc3bcf0bc130cbe2eaa4b3e3a6a2f613060f1493dd780b0251f6d2de5cd1d6b1278ce6b713929348a8c0c4ee1a5d9a45cbc036829e79ccc69ef9e744a217189bef5b9d3d3ac75d438f0003ea1537caf8d12922cd49f7a2cfbd339a5418c8689706a996a48690cff506fa158bbd6d373c1bac1a19604264a0bd4a7c6dd7c1834679c3959de7666c070e5717a1fdbf788f290e3b5be7f8e8e92ab938fca787521ad9e86475a21c9998dea023968c09d233688c3cd3d9ad0f1059b69406a3be68cb08144e58db24843ede7d2112787e5c97cf8bd93f16a0a04739bd476ea54778165a98a7f36efbef4b3783db72e082a93f9b95f3fd5be9aa65702c5e8de32659f6236540d8954654d7e7c13483ee19cdd16fdfc50118e51dfc9b943a3eb08839d94cac9da6037d8215ec8b6294e86185c2b94508a922e04a91fb09ab8f90a1f31b1eaa964ec75f63ab0061a474e8e7ce2e9e8e9460829e81d3b6717dc33f14ae761117121c81f1d45ced5cef69889faad3a59893a87d292e7210e8d73d313da873f698663d58182895c1a45440b7c97ed2a050023334b883a58b8e40e14f3994cb28fa63bfe5d5398bc680179782731c912596a8140052a1fe8e84b8672c4ce05cd20866c83c495851822d6a459da6fc700f66420e10aca3b79a7b7923b987da40a711be6ac66549a0a5dd958f18d86e6cbedecab5ac8b193933e4e258821108ebf30ca0d67899066b32d0096a3b9ed0390890abc08956e2e02b4bda4333419e11a85310c8f6bc8d7d845b8a1c56fd8cd2bfd1eb03b8d59d5aeba753dedf06872afb8a18dd6aa274f5fe4c8ca8e4a839a27eb08b83871f0afaf14291dea41cb8aa6a6d9955904d806c776a5424653528b58625aaf0948cf42652c03b4c3a5f51d1608c50a63b1071d632d5d7f19acc8274342d1a04b725dec68fa8e9f758cf646e2e3e8d3dfa91fb12a58f795618193266f54bc8adb788a4f7be60d52f5fea0b233bbc3b2fa4cf47a8f9a41075d46389fb08ed22c70ba1e9159bfe9a410720ec7534a5042a747cb4b20fb21c77e33116044ee26ca562af4f735addda3d176af2475523546dd24524f7da567b6f61554570772fdf7a8488aa5f22c7d7ac28a36ad94d56e986e50d95c15d4c5e53c28fd86e9d829327689604c73bccca3064ce14e66a66c45afea820d5ddc71a3460894622c0ef8874c61508e5215cd96fcf3d9f5c07bf8921cadcf7f2bb25c680f772ed288a306fb23bae491c01b2a905ac9e0f746123cbae6d16a2e0b2b55423adbf210a176835728786a26de0dd6567938ee8a11fca7be1641ad0df28331dd1de26fe02fcc29e0fdc7c64b2842352b86bc790437d0867499f8be49153aec95dce0abeb0bbce65b858d3425890d0e142b37dd780946e2b7be03336abb9f03f520b86f38dc536d838e2f7213f4150936cb178fc3fffb2a2527a9b3a15f471755cb034fc18defe3754bf7344b27c92bea7bc42b11779def81cc4dcd92c8c8c0c74532514793f9065f93289c52f3cd77017da9dcf7f7f5bec5a8db236aaa5d05ce209d33bd2c5351c70e517e253b9c01f9c456974392e61c5010ecc813ab52bc7150d9f76a7edb2801277adbc223e9669fac19583967c9bf9656ec92bce778ccfff023971cf464c2683830a708d870594342a34ea1c952f46a015fc7ba1b96d864910cd306652aa4d03016e15c122ba12c1ee97d1687095172e5c5ce9dc1cd848b7ee937c166827f8fbd693b137518efa04bc1fdb1e3c0b75a1c9caaa742d68c27b0e35f20badae73e2a0befac653a3e8982170f422cb5374d3c9de0ac7cfbaa6ab86e3def28ac75f59da1e92f976caa1d546bb5738d5192ddc24071b3e568c08930b463eba059ba503bdaef2752b27ce13953f9a491e43bada76e73cd4e1594f5348f1a11e62ec004f09dd2691877f0e734dfb1a91f619a3eeb6090ebcaa353081f18adaeb690edc4a89b92ca3018dd7f0b97778c4fdd73966200c6e196f9ce92c899a04211810c262fc7390669b41bd34ce171fdc360aa6252ba3e04e55a239f5bd7056ab0c1da40cb61de19dfe93dc5587af2a3726dbcc18dff960d0e7e83b0a34dbc05c99df4752dca678ea8ec5def556fe08de3a34d56512787363eca6b2a7c3de2af387727efc276c378a5292d05609f6d711d62990d7fd709e22f97174c7bf2073f1e46962504f2d908eeb2173117316275bfaf111fee5beb0e6a740276fdf056c12063ad186af6760ac0e37cebb10e3c6d22930168536f459ac666b79da9989cc607ff67c9dd297267d2474c500cc4530a0d0043e7aeb44f21a02fcdcbfa74a14f98f2d6e6362fabc8b4f68dcecc3a3a254ca622ba02663e5b9300e012b15cdf1b75463d16cefe53cabf1dfb4c3c95919837c056a5014331d3637f724c6070ae9e512527b8c3d0df79a0f743e7f5e31aa850cd11fb2d9375897c8c5a8eaf4fe5618eaa7ed43c59c1c9e6651e2fda0b7723cf79245b61b0875f0775dc5e12ec7cd4e2a61b859708206fb6980dadcdbaefbc022cd1293f9a20df1f7d8dbe0233a5d29bc242c91461232c0dd0c33625e9189e387fc98bfac3809ad6733d961a5ef2d8f83f2ede79197f50275a144e48fba23a91e7cdc9a5159dc8d15d1b3ddf103ef73809d13b74430baad4f4e039b4a8eab98b4f4ca457bdc5ff638cb204be3ab37bb68305e18997e3d69e4a3d1237bfe82e912bd0a936b7e38131757fce832025ea7ef6f66e94e19d811e0fe22976bb0160ffb0e3d47532bb91d044032fdb46b777b707d54742d3ac4a5b6466a72c2229be0feb54132954ccaa2cf3ff5300a391d1494e81ca86b05da5a249fb661626cc254f0240d0d5034b58b3b4f7e6c97a4d98a4cbaf4412aac6f1032349293f84ea30459d186e3fc50d15b9da375974d325907dec7dac9b1da3f0c84d42e63904e728404883c0c8aa7e21aa91916673e1eed22c3cf4f7466252398734529305faecd68c45957ff6005fbe1a9274908c2baaeab1c9c79030688e42e20e527bdd4c814c59d11741027e353b41ec315c3bbbd7f8f01174419730c6b4a17abdc94620b0632ad792f44d74a64e5aa0c13b128e7118924e444bafacb2a474be6130dccf8d487d806f59ddda8c53e7c59d8bc203811960677ac0fdf7aa9de92c940ff42e50c4880aef73fb82054c7a1920512bcd61b2b0e6c18a32d52d7190bac2bb9d4ac8de776bf89430b51be0a6926cbcb2f532416b7c190fcf38ddfa76aef1347c6b127558fb70b087547e3a60757fa999de233b657d55ec3f1f4eae0d0dc22d4c9f7b766d9fd7ab300097207d12cbe2261e6665c2bf1cc02a8a745496b8c16b61fb15be5b408856b7ddb169af6382658f72dfcf8c97cb2c78267006462830425b7be7bd1782f3072a61479dc07fcc54bf732f1d0e9c9a2bb225aa431c05226745445a1068c99d7f1527cb9d37ef10d82838f9a8a249b61c0dbcc4dda86eff0a36c4c913005017f9514d6593f19fec40410bb6c5524ebbd3ace9755148d80f5224acbd0c58ad0bd27ec3f70e1a9b31524aa7aa17479dfc791bef58a396b73b580113ec02ee8180083216665ee7107945ebb32547d57dca8d75ce4639e098bbd367c46632025f509e428acaae3e79decc8b33d2c98d2e42b384239ec99ec72c9bcbb39c2326b9807f30fbc96b91fc60c2d0ee60b4c4ff5a6e5b8da6497a7888d218f233b568038ff1d365e328199e9f8ad5af83ba8a0a84ab018eceb49ce88cc1ea69b3156ca4f5faf1753c39d08d71b515711c55a9852f8e14de620feb1355f559969b6f55826d62d6205744d4ad7b96593426764d5db0e3d1775142c19a8216d3051f75fe37b9ac2c5d7aef602d0f7b35e1af7adcd7e05861df805792540bb98cd2481096699fce51e224b74d8a244b1e0ca5bd1dccfea3033588a888c8647772fb1ad4eeda8239edc22db34457f25de6823c7e5122cd2fa4e4cadb0d58414605690b92c844d7a867f2122e0f8e147dd6e8ddc6998d104e95ed18b3dad289c2fadbf86ad47ca23e3599601", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:58:59 executing program 0: prctl$PR_SET_MM_MAP_SIZE(0x23, 0xf, &(0x7f0000000000)) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0xb2, 0xd, 0x1}) r0 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) r1 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r0}, 0x8) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$MON_IOCT_RING_SIZE(r2, 0x9204, 0xe0b9b) ioctl$NBD_SET_SOCK(r0, 0xab00, r0) r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) bpf$BPF_LINK_CREATE(0x1c, &(0x7f0000000180)={r1, r3, 0x6}, 0x10) syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0) prctl$PR_SET_MM_MAP_SIZE(0x23, 0xf, &(0x7f0000000000)) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0xb2, 0xd, 0x1}) (async) bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) (async) bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r0}, 0x8) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$MON_IOCT_RING_SIZE(r2, 0x9204, 0xe0b9b) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r0) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000140)='./cgroup.cpu/syz0\x00', 0x200002, 0x0) (async) bpf$BPF_LINK_CREATE(0x1c, &(0x7f0000000180)={r1, r3, 0x6}, 0x10) (async) syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0) (async) 18:58:59 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x10001) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x10001) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) [ 2021.491586] block nbd4: Receive control failed (result -32) [ 2021.493873] block nbd4: shutting down sockets [ 2021.501868] block nbd3: shutting down sockets 18:58:59 executing program 2: ioctl$NBD_SET_SIZE(0xffffffffffffffff, 0xab02, 0x7) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0xffffffffffffffc0) 18:58:59 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:58:59 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x10001) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 18:58:59 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x100) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8de) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(r2, 0x28, 0x6, &(0x7f0000000000)={0x0, 0x2710}, 0x10) r3 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r4}, 0x8) ioctl$VHOST_RESET_OWNER(r3, 0xaf02, 0x0) 18:58:59 executing program 2: ioctl$NBD_SET_SIZE(0xffffffffffffffff, 0xab02, 0x7) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0xffffffffffffffc0) ioctl$NBD_SET_SIZE(0xffffffffffffffff, 0xab02, 0x7) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) (async) ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0xffffffffffffffc0) (async) 18:58:59 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) [ 2021.756935] block nbd0: shutting down sockets 18:59:00 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x900) setsockopt$bt_rfcomm_RFCOMM_LM(0xffffffffffffffff, 0x12, 0x3, &(0x7f0000000080)=0x10, 0x4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_CLEAR_QUE(r2, 0xab05) ioctl$NBD_DO_IT(r0, 0xab03) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x401, 0x420100) ioctl$SIOCX25GCAUSEDIAG(r3, 0x89e6, &(0x7f00000000c0)={0x5, 0x9}) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x900) (async) setsockopt$bt_rfcomm_RFCOMM_LM(0xffffffffffffffff, 0x12, 0x3, &(0x7f0000000080)=0x10, 0x4) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_CLEAR_QUE(r2, 0xab05) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x401, 0x420100) (async) ioctl$SIOCX25GCAUSEDIAG(r3, 0x89e6, &(0x7f00000000c0)={0x5, 0x9}) (async) 18:59:00 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x2, 0x20000) ioctl$SIOCX25GCALLUSERDATA(r2, 0x89e4, &(0x7f0000000080)={0xe, "740923fc06ee4a360cdf9a1adc96b74c418f064953e7b7da443b08c6947b548b1f599de8fd0120ef2d1bd2de19503f3fb1ade91c2981013fed60f7a17c5b3b2f14043fdffc9b5d6000a076b1a8f164b76d2df0ace3ada865c0040211163604de9c5d72371ca64e414ec5127f4be4453919b64deff6a32e75f1a077a0a872d5e0"}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x100) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8de) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(r2, 0x28, 0x6, &(0x7f0000000000)={0x0, 0x2710}, 0x10) r3 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r4}, 0x8) ioctl$VHOST_RESET_OWNER(r3, 0xaf02, 0x0) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x100) (async) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8de) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(r2, 0x28, 0x6, &(0x7f0000000000)={0x0, 0x2710}, 0x10) (async) openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) (async) bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r4}, 0x8) (async) ioctl$VHOST_RESET_OWNER(r3, 0xaf02, 0x0) (async) 18:59:00 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x3, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) getpgrp(0x0) (async) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x3, &(0x7f00000000c0)) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) getpgrp(0x0) (async) getpgid(0x0) (async) getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) getpgrp(0x0) (async) getpgid(r4) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 18:59:00 executing program 2: ioctl$NBD_SET_SIZE(0xffffffffffffffff, 0xab02, 0x7) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) (async) ioctl$NBD_SET_BLKSIZE(0xffffffffffffffff, 0xab01, 0xffffffffffffffc0) 18:59:00 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) [ 2022.411462] block nbd4: Receive control failed (result -32) [ 2022.416544] block nbd4: shutting down sockets [ 2022.425881] block nbd3: Receive control failed (result -32) [ 2022.431957] block nbd3: shutting down sockets 18:59:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x54080) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:00 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:59:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x54080) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x100) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8de) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(r2, 0x28, 0x6, &(0x7f0000000000)={0x0, 0x2710}, 0x10) (async, rerun: 32) r3 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) (rerun: 32) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) (async) bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r4}, 0x8) ioctl$VHOST_RESET_OWNER(r3, 0xaf02, 0x0) [ 2022.627086] block nbd0: shutting down sockets [ 2022.634812] block nbd3: shutting down sockets [ 2022.642241] block nbd4: shutting down sockets 18:59:00 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_SET_SIZE(0xffffffffffffffff, 0xab02, 0x8) 18:59:00 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x3, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async, rerun: 64) r3 = getpgrp(0x0) (rerun: 64) getpgid(0x0) (async) getpgid(0x0) (async, rerun: 32) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async, rerun: 32) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:00 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) [ 2022.672607] block nbd4: Device being setup by another task [ 2022.793394] block nbd0: shutting down sockets [ 2022.882964] block nbd3: server does not support multiple connections per device. 18:59:00 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x2, 0x20000) ioctl$SIOCX25GCALLUSERDATA(r2, 0x89e4, &(0x7f0000000080)={0xe, "740923fc06ee4a360cdf9a1adc96b74c418f064953e7b7da443b08c6947b548b1f599de8fd0120ef2d1bd2de19503f3fb1ade91c2981013fed60f7a17c5b3b2f14043fdffc9b5d6000a076b1a8f164b76d2df0ace3ada865c0040211163604de9c5d72371ca64e414ec5127f4be4453919b64deff6a32e75f1a077a0a872d5e0"}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x2, 0x20000) (async) ioctl$SIOCX25GCALLUSERDATA(r2, 0x89e4, &(0x7f0000000080)={0xe, "740923fc06ee4a360cdf9a1adc96b74c418f064953e7b7da443b08c6947b548b1f599de8fd0120ef2d1bd2de19503f3fb1ade91c2981013fed60f7a17c5b3b2f14043fdffc9b5d6000a076b1a8f164b76d2df0ace3ada865c0040211163604de9c5d72371ca64e414ec5127f4be4453919b64deff6a32e75f1a077a0a872d5e0"}) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:59:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x54080) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:00 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_SET_SIZE(0xffffffffffffffff, 0xab02, 0x8) 18:59:00 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x204003) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x80000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 2023.303001] block nbd5: Receive control failed (result -32) [ 2023.304326] block nbd5: shutting down sockets 18:59:00 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x7fff, 0x1c3080) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000040)={r1}, 0x8) ioctl$NBD_DO_IT(r2, 0xab03) 18:59:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x204003) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x80000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x204003) (async) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x80000) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) 18:59:01 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_SET_SIZE(0xffffffffffffffff, 0xab02, 0x8) 18:59:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x7fff, 0x1c3080) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000040)={r1}, 0x8) ioctl$NBD_DO_IT(r2, 0xab03) 18:59:01 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x7fff, 0x1c3080) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000040)={r1}, 0x8) ioctl$NBD_DO_IT(r2, 0xab03) 18:59:01 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) [ 2023.480335] block nbd5: shutting down sockets 18:59:01 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(0x0) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) [ 2023.624035] block nbd3: shutting down sockets 18:59:01 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) (async) 18:59:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x204003) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x80000) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:01 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x2, 0x20000) ioctl$SIOCX25GCALLUSERDATA(r2, 0x89e4, &(0x7f0000000080)={0xe, "740923fc06ee4a360cdf9a1adc96b74c418f064953e7b7da443b08c6947b548b1f599de8fd0120ef2d1bd2de19503f3fb1ade91c2981013fed60f7a17c5b3b2f14043fdffc9b5d6000a076b1a8f164b76d2df0ace3ada865c0040211163604de9c5d72371ca64e414ec5127f4be4453919b64deff6a32e75f1a077a0a872d5e0"}) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:01 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:59:01 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GCALLUSERDATA(r0, 0x89e4, &(0x7f0000000700)={0x0, "07f1c1b4e270eb86c55832e526ee3f4f1152e9d9ae9b5549bdf1f583b8e9c23afd2aeaa67e0a90e414b4b3db00850687f3c41b460bd03701c5600c757ca0e7255430f17af45cc72ac93b2ea35e0f09a886c8431ad313332bc59569e0e7975e80fd5c124c14afd13730d8f51198cce4e47b55be400874070cb895120a05b8b112"}) ioctl$sock_x25_SIOCDELRT(r0, 0x890c, &(0x7f0000000000)={@null, 0xc, 'batadv_slave_0\x00'}) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) [ 2023.651393] block nbd4: Receive control failed (result -32) [ 2023.662195] block nbd4: shutting down sockets 18:59:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x40) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:01 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:59:01 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GCALLUSERDATA(r0, 0x89e4, &(0x7f0000000700)={0x0, "07f1c1b4e270eb86c55832e526ee3f4f1152e9d9ae9b5549bdf1f583b8e9c23afd2aeaa67e0a90e414b4b3db00850687f3c41b460bd03701c5600c757ca0e7255430f17af45cc72ac93b2ea35e0f09a886c8431ad313332bc59569e0e7975e80fd5c124c14afd13730d8f51198cce4e47b55be400874070cb895120a05b8b112"}) (async) ioctl$sock_x25_SIOCDELRT(r0, 0x890c, &(0x7f0000000000)={@null, 0xc, 'batadv_slave_0\x00'}) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) 18:59:01 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x40) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 2023.834900] block nbd0: shutting down sockets 18:59:01 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:59:01 executing program 2: r0 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GCALLUSERDATA(r0, 0x89e4, &(0x7f0000000700)={0x0, "07f1c1b4e270eb86c55832e526ee3f4f1152e9d9ae9b5549bdf1f583b8e9c23afd2aeaa67e0a90e414b4b3db00850687f3c41b460bd03701c5600c757ca0e7255430f17af45cc72ac93b2ea35e0f09a886c8431ad313332bc59569e0e7975e80fd5c124c14afd13730d8f51198cce4e47b55be400874070cb895120a05b8b112"}) (async) ioctl$sock_x25_SIOCDELRT(r0, 0x890c, &(0x7f0000000000)={@null, 0xc, 'batadv_slave_0\x00'}) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) [ 2023.892725] block nbd4: Device being setup by another task [ 2023.952652] block nbd0: shutting down sockets 18:59:02 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async, rerun: 32) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async, rerun: 32) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) (async) getpgid(0x0) (async) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async, rerun: 64) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async, rerun: 64) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r4 = getpgrp(0x0) getpgid(0x0) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, 0x0) (async, rerun: 64) ioctl$NBD_DO_IT(r1, 0xab03) (rerun: 64) [ 2024.506497] block nbd3: Receive control failed (result -32) [ 2024.512605] block nbd3: shutting down sockets 18:59:02 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) 18:59:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:59:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x400400) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x24a800) 18:59:02 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x40) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x40) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) 18:59:02 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x80) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$NBD_DO_IT(r0, 0xab03) [ 2024.583003] block nbd5: Receive control failed (result -32) [ 2024.587164] block nbd5: shutting down sockets [ 2024.596779] block nbd4: shutting down sockets 18:59:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x400400) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x24a800) 18:59:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:59:02 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x400400) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x24a800) 18:59:02 executing program 0: r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0xfffffffffffffffc, 0x753942) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) [ 2024.742224] block nbd0: Device being setup by another task [ 2024.749427] block nbd0: shutting down sockets 18:59:02 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:59:02 executing program 2: bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000000)={0xdfa}, 0x8) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:03 executing program 3: r0 = getpgrp(0x0) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async, rerun: 32) r3 = getpgrp(0x0) (rerun: 32) getpgid(0x0) (async) getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r4 = getpgrp(0x0) getpgid(0x0) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) (async, rerun: 64) setpgid(0x0, 0x0) (async, rerun: 64) ioctl$NBD_DO_IT(r1, 0xab03) [ 2025.383981] block nbd3: shutting down sockets 18:59:03 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0xffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000080), 0x5, 0x84000) r4 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r4, 0xaf01, 0x0) r5 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r5, 0xaf01, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) sendto$isdn(r2, &(0x7f0000000000)={0x7fffffff, 0xfff, "058b989e9e5f61c532c637a3e5762db8b3a543251016d953f0c8"}, 0x22, 0x20000000, &(0x7f00000000c0)={0x22, 0x49, 0x3f, 0x3, 0x40}, 0x6) 18:59:03 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:59:03 executing program 0: r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0xfffffffffffffffc, 0x753942) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) syz_open_dev$vcsn(&(0x7f0000000280), 0xfffffffffffffffc, 0x753942) (async) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) (async) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000040)) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_DO_IT(r2, 0xab03) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) (async) 18:59:03 executing program 2: bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000000)={0xdfa}, 0x8) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:03 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x80) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_DISCONNECT(r2, 0xab08) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x80) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_DISCONNECT(r2, 0xab08) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) [ 2025.492628] block nbd3: server does not support multiple connections per device. [ 2025.508355] block nbd5: Receive control failed (result -32) [ 2025.508723] block nbd5: shutting down sockets [ 2025.520576] block nbd4: Receive control failed (result -32) [ 2025.520733] block nbd4: shutting down sockets 18:59:03 executing program 2: bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000000)={0xdfa}, 0x8) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:03 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:59:03 executing program 0: r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0xfffffffffffffffc, 0x753942) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) ioctl$PPPIOCGMRU(r0, 0x80047453, &(0x7f0000000040)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) 18:59:03 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x1) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:03 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) [ 2025.718110] block nbd5: shutting down sockets 18:59:03 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x80) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async, rerun: 64) ioctl$NBD_DISCONNECT(r2, 0xab08) (async, rerun: 64) ioctl$NBD_DO_IT(r0, 0xab03) [ 2025.752096] block nbd5: Device being setup by another task 18:59:03 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) r4 = getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r5 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r5, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) [ 2026.282131] block nbd3: shutting down sockets 18:59:04 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0xffffffff) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000080), 0x5, 0x84000) (async) r4 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r4, 0xaf01, 0x0) (async) r5 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r5, 0xaf01, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) sendto$isdn(r2, &(0x7f0000000000)={0x7fffffff, 0xfff, "058b989e9e5f61c532c637a3e5762db8b3a543251016d953f0c8"}, 0x22, 0x20000000, &(0x7f00000000c0)={0x22, 0x49, 0x3f, 0x3, 0x40}, 0x6) 18:59:04 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x1) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x1, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000100), 0x20001, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=@bloom_filter={0x1e, 0x6, 0x7, 0x4, 0x65, r2, 0x7fff, '\x00', 0x0, r4, 0x2, 0x0, 0x3, 0xb}, 0x48) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:04 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) [ 2026.441646] block nbd4: Receive control failed (result -32) [ 2026.447765] block nbd4: shutting down sockets 18:59:04 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x1) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x1) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) 18:59:04 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:59:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x1, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000100), 0x20001, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=@bloom_filter={0x1e, 0x6, 0x7, 0x4, 0x65, r2, 0x7fff, '\x00', 0x0, r4, 0x2, 0x0, 0x3, 0xb}, 0x48) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:04 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0xffffffff) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000080), 0x5, 0x84000) (async) r4 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r4, 0xaf01, 0x0) (async) r5 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r5, 0xaf01, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) sendto$isdn(r2, &(0x7f0000000000)={0x7fffffff, 0xfff, "058b989e9e5f61c532c637a3e5762db8b3a543251016d953f0c8"}, 0x22, 0x20000000, &(0x7f00000000c0)={0x22, 0x49, 0x3f, 0x3, 0x40}, 0x6) [ 2026.542258] block nbd0: shutting down sockets 18:59:04 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:59:04 executing program 2: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) 18:59:04 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DO_IT(r0, 0xab03) [ 2026.640188] block nbd5: Receive control failed (result -32) [ 2026.640941] block nbd5: shutting down sockets [ 2026.662363] block nbd0: shutting down sockets [ 2026.716595] block nbd4: shutting down sockets [ 2026.772215] block nbd1: shutting down sockets 18:59:04 executing program 3: r0 = getpgrp(0x0) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (rerun: 32) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) (async) getpgid(0x0) (async) r4 = getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async, rerun: 32) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (rerun: 32) r5 = getpgrp(0x0) getpgid(r4) (async) ptrace$setregset(0x4205, r5, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async, rerun: 64) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async, rerun: 64) getpgid(0x0) (async, rerun: 64) setpgid(0x0, 0x0) (async, rerun: 64) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x1, 0x0) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000100), 0x20001, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000080)=@bloom_filter={0x1e, 0x6, 0x7, 0x4, 0x65, r2, 0x7fff, '\x00', 0x0, r4, 0x2, 0x0, 0x3, 0xb}, 0x48) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:04 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x0) r1 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) accept4$x25(r1, &(0x7f0000000100)={0x9, @remote}, &(0x7f0000000140)=0x12, 0x80800) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x0, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r3, 0xab07, 0x77) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DO_IT(r0, 0xab03) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x7ff, 0x1) connect$bt_rfcomm(r3, &(0x7f0000000200)={0x1f, @none, 0x9}, 0xa) r5 = syz_open_dev$vcsn(&(0x7f0000000180), 0x9, 0x109100) bpf$LINK_DETACH(0x22, &(0x7f00000001c0)=r5, 0x4) ioctl$VHOST_SET_OWNER(r4, 0xaf01, 0x0) 18:59:04 executing program 2: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) 18:59:04 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) [ 2027.152936] block nbd3: Receive control failed (result -32) [ 2027.153323] block nbd3: shutting down sockets 18:59:04 executing program 2: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) 18:59:04 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_LIST_PHY(r1, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000640)={0x0}}, 0x0) sendmsg$IEEE802154_ASSOCIATE_RESP(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x5c, 0x0, 0x4, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa2}, @IEEE802154_ATTR_STATUS={0x5, 0x3, 0xcf}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xfffe}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6}, @IEEE802154_ATTR_STATUS={0x5, 0x3, 0x81}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa0}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa2}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa2}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xfffe}]}, 0x5c}, 0x1, 0x0, 0x0, 0x20000000}, 0x80) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) [ 2027.272297] block nbd1: shutting down sockets [ 2027.272302] block nbd0: shutting down sockets 18:59:04 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:59:04 executing program 3: r0 = getpgrp(0x0) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) getpgid(0x0) r4 = getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r5 = getpgrp(0x0) (async) getpgid(r4) ptrace$setregset(0x4205, r5, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) [ 2027.351615] block nbd3: shutting down sockets 18:59:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_LIST_PHY(r1, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000640)={0x0}}, 0x0) (async) sendmsg$IEEE802154_ASSOCIATE_RESP(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x5c, 0x0, 0x4, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa2}, @IEEE802154_ATTR_STATUS={0x5, 0x3, 0xcf}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xfffe}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6}, @IEEE802154_ATTR_STATUS={0x5, 0x3, 0x81}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa0}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa2}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa2}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xfffe}]}, 0x5c}, 0x1, 0x0, 0x0, 0x20000000}, 0x80) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) [ 2027.392055] block nbd0: shutting down sockets 18:59:05 executing program 2: ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x90b00) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) bpf$ITER_CREATE(0x21, &(0x7f00000001c0), 0x8) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x14f040) openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) ioctl$IOCTL_GET_NUM_DEVICES(0xffffffffffffffff, 0x40046104, &(0x7f0000000100)) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) getsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x2000, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(r1, 0xc01064c1, &(0x7f00000002c0)={0x0, 0x0, r3}) ioctl$DRM_IOCTL_SYNCOBJ_DESTROY(r2, 0xc00864c0, &(0x7f0000000180)={r4}) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x4) [ 2027.473780] block nbd1: shutting down sockets 18:59:05 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (async) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(0xffffffffffffffff, 0xab02, 0x8) 18:59:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_LIST_PHY(r1, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000640)={0x0}}, 0x0) sendmsg$IEEE802154_ASSOCIATE_RESP(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x5c, 0x0, 0x4, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa2}, @IEEE802154_ATTR_STATUS={0x5, 0x3, 0xcf}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xfffe}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6}, @IEEE802154_ATTR_STATUS={0x5, 0x3, 0x81}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa0}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa2}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa2}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xfffe}]}, 0x5c}, 0x1, 0x0, 0x0, 0x20000000}, 0x80) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$IEEE802154_LIST_PHY(r1, &(0x7f0000000680)={0x0, 0x0, &(0x7f0000000640)={0x0}}, 0x0) (async) sendmsg$IEEE802154_ASSOCIATE_RESP(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x5c, 0x0, 0x4, 0x70bd2d, 0x25dfdbfe, {}, [@IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa2}, @IEEE802154_ATTR_STATUS={0x5, 0x3, 0xcf}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xfffe}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6}, @IEEE802154_ATTR_STATUS={0x5, 0x3, 0x81}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa0}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa2}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xaaa2}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xfffe}]}, 0x5c}, 0x1, 0x0, 0x0, 0x20000000}, 0x80) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async) [ 2027.603676] block nbd5: Receive control failed (result -32) [ 2027.606850] block nbd5: shutting down sockets [ 2027.716114] block nbd0: Device being setup by another task [ 2027.727370] block nbd0: shutting down sockets 18:59:05 executing program 2: ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x90b00) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) bpf$ITER_CREATE(0x21, &(0x7f00000001c0), 0x8) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x14f040) openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) ioctl$IOCTL_GET_NUM_DEVICES(0xffffffffffffffff, 0x40046104, &(0x7f0000000100)) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) getsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x2000, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(r1, 0xc01064c1, &(0x7f00000002c0)={0x0, 0x0, r3}) ioctl$DRM_IOCTL_SYNCOBJ_DESTROY(r2, 0xc00864c0, &(0x7f0000000180)={r4}) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x4) ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x90b00) (async) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) (async) bpf$ITER_CREATE(0x21, &(0x7f00000001c0), 0x8) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x14f040) (async) openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) (async) ioctl$IOCTL_GET_NUM_DEVICES(0xffffffffffffffff, 0x40046104, &(0x7f0000000100)) (async) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) getsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x2000, 0x0) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(r1, 0xc01064c1, &(0x7f00000002c0)={0x0, 0x0, r3}) (async) ioctl$DRM_IOCTL_SYNCOBJ_DESTROY(r2, 0xc00864c0, &(0x7f0000000180)={r4}) (async) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x4) (async) 18:59:05 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x0) r1 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) accept4$x25(r1, &(0x7f0000000100)={0x9, @remote}, &(0x7f0000000140)=0x12, 0x80800) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x0, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SIZE_BLOCKS(r3, 0xab07, 0x77) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async, rerun: 64) ioctl$NBD_DO_IT(r0, 0xab03) (async, rerun: 64) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x7ff, 0x1) (async) connect$bt_rfcomm(r3, &(0x7f0000000200)={0x1f, @none, 0x9}, 0xa) r5 = syz_open_dev$vcsn(&(0x7f0000000180), 0x9, 0x109100) bpf$LINK_DETACH(0x22, &(0x7f00000001c0)=r5, 0x4) (async) ioctl$VHOST_SET_OWNER(r4, 0xaf01, 0x0) 18:59:05 executing program 0: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x111800) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) ioctl$NBD_CLEAR_QUE(r0, 0xab05) r1 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x8c000) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x4) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r2 = getegid() ioctl$TUNSETGROUP(r0, 0x400454ce, r2) r3 = socket$bt_rfcomm(0x1f, 0x1, 0x3) connect$bt_rfcomm(r3, &(0x7f0000000000)={0x1f, @none, 0x3}, 0xa) [ 2028.071484] block nbd4: Receive control failed (result -32) [ 2028.076817] block nbd4: shutting down sockets 18:59:05 executing program 0: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x111800) (async) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) (async) ioctl$NBD_CLEAR_QUE(r0, 0xab05) r1 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x8c000) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x4) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) (async) r2 = getegid() ioctl$TUNSETGROUP(r0, 0x400454ce, r2) (async) r3 = socket$bt_rfcomm(0x1f, 0x1, 0x3) connect$bt_rfcomm(r3, &(0x7f0000000000)={0x1f, @none, 0x3}, 0xa) 18:59:05 executing program 2: ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x90b00) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) bpf$ITER_CREATE(0x21, &(0x7f00000001c0), 0x8) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x14f040) openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) ioctl$IOCTL_GET_NUM_DEVICES(0xffffffffffffffff, 0x40046104, &(0x7f0000000100)) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) getsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x2000, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(r1, 0xc01064c1, &(0x7f00000002c0)={0x0, 0x0, r3}) ioctl$DRM_IOCTL_SYNCOBJ_DESTROY(r2, 0xc00864c0, &(0x7f0000000180)={r4}) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x4) ioctl$NBD_CLEAR_QUE(0xffffffffffffffff, 0xab05) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x90b00) (async) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) (async) bpf$ITER_CREATE(0x21, &(0x7f00000001c0), 0x8) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x14f040) (async) openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) (async) ioctl$IOCTL_GET_NUM_DEVICES(0xffffffffffffffff, 0x40046104, &(0x7f0000000100)) (async) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) getsockopt$bt_l2cap_L2CAP_LM(r1, 0x6, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x2000, 0x0) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(r1, 0xc01064c1, &(0x7f00000002c0)={0x0, 0x0, r3}) (async) ioctl$DRM_IOCTL_SYNCOBJ_DESTROY(r2, 0xc00864c0, &(0x7f0000000180)={r4}) (async) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x4) (async) 18:59:05 executing program 0: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x111800) (async) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) (async) ioctl$NBD_CLEAR_QUE(r0, 0xab05) r1 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x8c000) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x4) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) (async) r2 = getegid() ioctl$TUNSETGROUP(r0, 0x400454ce, r2) (async) r3 = socket$bt_rfcomm(0x1f, 0x1, 0x3) connect$bt_rfcomm(r3, &(0x7f0000000000)={0x1f, @none, 0x3}, 0xa) 18:59:05 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x88800) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:05 executing program 2: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x3a000) syz_open_dev$vcsn(&(0x7f0000000000), 0x10001, 0x410000) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r0, 0x28, 0x0, &(0x7f0000000040)=0x1, 0x8) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) bpf$BPF_LINK_CREATE(0x1c, &(0x7f00000000c0)={r2, r3, 0x2}, 0x10) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) 18:59:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xfff) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x400100, 0x0) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0), 0x200200, 0x0) syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x8080) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) r4 = syz_open_dev$vcsn(&(0x7f0000000140), 0x0, 0x400) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000180)={0x6, 0x4, 0x1}) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$NBD_CLEAR_QUE(r1, 0xab05) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x2000, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r1) ioctl$VHOST_RESET_OWNER(r1, 0xaf02, 0x0) r6 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r6, 0x4008af14, 0x0) ioctl$NBD_SET_BLKSIZE(r6, 0xab01, 0x48d) ioctl$NBD_CLEAR_QUE(r2, 0xab05) [ 2028.276009] block nbd3: Receive control failed (result -32) [ 2028.282343] block nbd3: shutting down sockets 18:59:06 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:59:06 executing program 2: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x3a000) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x10001, 0x410000) (async) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) (async) setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r0, 0x28, 0x0, &(0x7f0000000040)=0x1, 0x8) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) bpf$BPF_LINK_CREATE(0x1c, &(0x7f00000000c0)={r2, r3, 0x2}, 0x10) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) 18:59:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xfff) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x400100, 0x0) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0), 0x200200, 0x0) syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x8080) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) r4 = syz_open_dev$vcsn(&(0x7f0000000140), 0x0, 0x400) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000180)={0x6, 0x4, 0x1}) ioctl$NBD_DISCONNECT(r3, 0xab08) ioctl$NBD_CLEAR_QUE(r1, 0xab05) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x2000, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r1) ioctl$VHOST_RESET_OWNER(r1, 0xaf02, 0x0) r6 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r6, 0x4008af14, 0x0) ioctl$NBD_SET_BLKSIZE(r6, 0xab01, 0x48d) ioctl$NBD_CLEAR_QUE(r2, 0xab05) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xfff) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x400100, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0), 0x200200, 0x0) (async) syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x8080) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) syz_open_dev$vcsn(&(0x7f0000000140), 0x0, 0x400) (async) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000180)={0x6, 0x4, 0x1}) (async) ioctl$NBD_DISCONNECT(r3, 0xab08) (async) ioctl$NBD_CLEAR_QUE(r1, 0xab05) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x2000, 0x0) (async) ioctl$NBD_SET_SOCK(r5, 0xab00, r1) (async) ioctl$VHOST_RESET_OWNER(r1, 0xaf02, 0x0) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r6, 0x4008af14, 0x0) (async) ioctl$NBD_SET_BLKSIZE(r6, 0xab01, 0x48d) (async) ioctl$NBD_CLEAR_QUE(r2, 0xab05) (async) 18:59:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(0xffffffffffffffff, 0xab02, 0x8) [ 2028.488213] block nbd1: Receive control failed (result -32) [ 2028.494310] block nbd1: shutting down sockets [ 2028.495890] block nbd5: shutting down sockets [ 2028.701803] block nbd5: Device being setup by another task 18:59:06 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x0) r1 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) accept4$x25(r1, &(0x7f0000000100)={0x9, @remote}, &(0x7f0000000140)=0x12, 0x80800) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x0, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SIZE_BLOCKS(r3, 0xab07, 0x77) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x7ff, 0x1) (async) connect$bt_rfcomm(r3, &(0x7f0000000200)={0x1f, @none, 0x9}, 0xa) (async) r5 = syz_open_dev$vcsn(&(0x7f0000000180), 0x9, 0x109100) bpf$LINK_DETACH(0x22, &(0x7f00000001c0)=r5, 0x4) (async) ioctl$VHOST_SET_OWNER(r4, 0xaf01, 0x0) 18:59:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0xfff) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x400100, 0x0) (async, rerun: 64) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0), 0x200200, 0x0) (async, rerun: 64) syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0x8080) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async, rerun: 32) r4 = syz_open_dev$vcsn(&(0x7f0000000140), 0x0, 0x400) (rerun: 32) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000180)={0x6, 0x4, 0x1}) (async) ioctl$NBD_DISCONNECT(r3, 0xab08) (async) ioctl$NBD_CLEAR_QUE(r1, 0xab05) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x2000, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r1) ioctl$VHOST_RESET_OWNER(r1, 0xaf02, 0x0) r6 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r6, 0x4008af14, 0x0) ioctl$NBD_SET_BLKSIZE(r6, 0xab01, 0x48d) ioctl$NBD_CLEAR_QUE(r2, 0xab05) 18:59:06 executing program 2: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x3a000) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x10001, 0x410000) (async, rerun: 64) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (rerun: 64) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r0, 0x28, 0x0, &(0x7f0000000040)=0x1, 0x8) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x2, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) bpf$BPF_LINK_CREATE(0x1c, &(0x7f00000000c0)={r2, r3, 0x2}, 0x10) (async) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) [ 2028.991982] block nbd4: shutting down sockets 18:59:06 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$SIOCX25SDTEFACILITIES(0xffffffffffffffff, 0x89eb, &(0x7f0000000040)={0x8, 0x3ff, 0xffc1, 0x5, 0x3f, 0x1b, 0x1b, "a7e7ad8660d7b07bfb3da58bb1c24ad6ce4477af", "861cddfd556ea176a44dac8f3d22be5d98864175"}) 18:59:06 executing program 3: r0 = getpgrp(0x0) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x88800) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) (async) getpgid(0x0) getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r4 = getpgrp(0x0) getpgid(r4) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:06 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) 18:59:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$SIOCX25SDTEFACILITIES(0xffffffffffffffff, 0x89eb, &(0x7f0000000040)={0x8, 0x3ff, 0xffc1, 0x5, 0x3f, 0x1b, 0x1b, "a7e7ad8660d7b07bfb3da58bb1c24ad6ce4477af", "861cddfd556ea176a44dac8f3d22be5d98864175"}) [ 2029.172017] block nbd0: shutting down sockets [ 2029.184824] block nbd3: Receive control failed (result -32) [ 2029.189590] block nbd3: shutting down sockets [ 2029.296951] block nbd0: shutting down sockets 18:59:07 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:07 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$SIOCX25SDTEFACILITIES(0xffffffffffffffff, 0x89eb, &(0x7f0000000040)={0x8, 0x3ff, 0xffc1, 0x5, 0x3f, 0x1b, 0x1b, "a7e7ad8660d7b07bfb3da58bb1c24ad6ce4477af", "861cddfd556ea176a44dac8f3d22be5d98864175"}) 18:59:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(0xffffffffffffffff, 0xab02, 0x8) 18:59:07 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) setsockopt$MISDN_TIME_STAMP(0xffffffffffffffff, 0x0, 0x1, &(0x7f00000001c0), 0x4) r1 = syz_open_dev$ndb(&(0x7f0000000180), 0x0, 0x151003) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) sendmsg$DEVLINK_CMD_TRAP_GROUP_GET(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x6c, 0x0, 0x10, 0x70bd25, 0x25dfdbff, {}, [{@pci={{0x8}, {0x11}}, {0xd}}, {@pci={{0x8}, {0x11}}, {0xd}}]}, 0x6c}, 0x1, 0x0, 0x0, 0x24040080}, 0x8010) ioctl$NBD_DO_IT(r0, 0xab03) [ 2029.415951] block nbd1: Receive control failed (result -32) [ 2029.416306] block nbd1: shutting down sockets [ 2029.424831] block nbd5: Receive control failed (result -32) [ 2029.432559] block nbd5: shutting down sockets [ 2029.524757] block nbd0: shutting down sockets 18:59:07 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x8e00) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:07 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x454143) r1 = syz_open_dev$vcsn(&(0x7f0000000040), 0x8, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:07 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x3) [ 2029.857455] block nbd4: Receive control failed (result -32) [ 2029.857886] block nbd4: shutting down sockets 18:59:07 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x454143) r1 = syz_open_dev$vcsn(&(0x7f0000000040), 0x8, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x454143) (async) syz_open_dev$vcsn(&(0x7f0000000040), 0x8, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) ioctl$NBD_DISCONNECT(r1, 0xab08) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) 18:59:07 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x8e00) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 2029.941985] block nbd4: shutting down sockets [ 2029.946796] block nbd0: shutting down sockets [ 2030.052082] block nbd4: shutting down sockets 18:59:07 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async, rerun: 64) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x88800) (rerun: 64) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async, rerun: 32) r3 = getpgrp(0x0) (async, rerun: 32) getpgid(0x0) getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) (async, rerun: 64) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="14cf26bc2b90cc4366e0c8b653a6b3c585d30d1a14da62acda4adfc4dd72005ceea7169e7e3e9274a4b64184d4a102e20da0a60a9c781d76f26e5fca989503abf9c9cb4ebed2abf82c32eb7ee83fcc4cafc7db8892d48a949a1cd985a82bca77de705afb44337967617583e45571f8c918a8a7a24f7b2b17e3b7cf1ad366dbfbedaa030a10a5fee422f5e8fa5bdfbaf5b0f38e34596c016628fa07b06c2042bf22e8fcb5c4dfabf588d9d2e1f26022c8d836317664204756b5ad64f160dec23ac0949038eace5579156aeb6067f465b4a4441d331fe1216c9849b6df5a090805026773007ff986704f3fb1a4a1c815b824e80d0eeb67a8631ad44a33fbbd2097be5f1996dd39e68bf4d40c52006e62d5b9eacf138e839f3e177c677a9ffc8cb242f96b527c883b5250fc0c11dc6465a19b7faa3b79684bcbb7b34123182a9623ab8bb18fc52e0cc962b248dcd95aea45a136420c55ce229548608d134e529b3fdc92522c0ae2c745ad62485a6c2c7fde6791af016eb43eead3098e5a4a1270b7b36aa03c222b1034cb798843217f87f1dbbc5ed6604608c1d9119b3d3897a7c5323036f1d303b8b1cfac63179b844a561777834cf0c40ca83a178117032a597039da4042d3a3852cfc5697240bcbf39941768579e6c107ab9349c69bbe900407a1deae9e97bde8f13b8b4e32fdf983cc3bda60dc5a0b34f8afec37cbf6eb8e2a690b54ba117989fa83c093de2e344d4bec876b6d94b377581781e393fc19274fb408d7e7845a1a705a7fda33e28fa16b0b4271d427ef206d93a5a53a452d79c296837257064b4b8c7f2203034d98d77f6080cdccd18d10891422f04dc9b459ff15c7f36e9d211189761117e1b902172013eaad66066c8fa2908c2625cc6c886e867e302e3f0129e3a1148e63fb4df47e575a743db53fa102a32b4421d8252a80bba60b1da90c3e35f3c590837c05e4568d0db8c8c65d9753cda8320b4366fb29c67272c8806a2c6d1dbdfcd689fcf47218e17c90bdffbb68e3cb706a8ae6c7e0444481951fe4a529a17c44227b7985b5fb2f13070b992310ec433bba5240b8a5b5378f24bc0501bdd181cd2a2b19b466619a82b9da59d03fa8e7b2f4bcf16f0ee07cc0563bea2d8cc203e14a8761cecb93d23cf6c8a5c7b2ba105f343ceb95a4d27e42f0cdae5f6fac454a47025be59daba3915ebeaeaf6560c955fec06d3095de7a17ab05b718055e2074f1bb2c8913e9e5db82f13d602905de8bb6de45b4591a7f3c2aee42bfdf9e9d9e0289320d24ed31b9aa968bcde196e338a68e92709f0a09ea3a6bc10904b4eb071e7bc26accb7feb260ebcba1869681d9ded51845c0e9df3ac2aa8da344b616029e38c24463ba7673e17dbf55ff77ac1846e8f9b3a8ddb91d9ebbce3386e26b0e92e912d8a29da21be2dc27a67f3b3cb97cba233eb8e63121e60ac44af2bd4f5ad73f9d96d01d388380e9c9ad3bd55399d1558489ee41a2dc555d5f85cc953f0bbdbfaf8bb08465f5a6174395c0d6899fa0da8c6970aa4271d3b3b097023d08435d2ec0b7d07f335b9cfc02a60e5be410413291864fa8005da3d748a93226f4a884320eb91c1d49e7ac5f7c0f308641b4710ae27b3e1cc0cc60dc0badbba9df116d467fb1c09b8c5364190faf528543d7e43002f4a4a85f88bff5e1174c0499e6853e6511d120d7d6bbc77c4b1e26a438d1d2d5c18094aa6c5082fd541897ae6292e0ed3958ab9745412f392f34d1dc3bcf0bc130cbe2eaa4b3e3a6a2f613060f1493dd780b0251f6d2de5cd1d6b1278ce6b713929348a8c0c4ee1a5d9a45cbc036829e79ccc69ef9e744a217189bef5b9d3d3ac75d438f0003ea1537caf8d12922cd49f7a2cfbd339a5418c8689706a996a48690cff506fa158bbd6d373c1bac1a19604264a0bd4a7c6dd7c1834679c3959de7666c070e5717a1fdbf788f290e3b5be7f8e8e92ab938fca787521ad9e86475a21c9998dea023968c09d233688c3cd3d9ad0f1059b69406a3be68cb08144e58db24843ede7d2112787e5c97cf8bd93f16a0a04739bd476ea54778165a98a7f36efbef4b3783db72e082a93f9b95f3fd5be9aa65702c5e8de32659f6236540d8954654d7e7c13483ee19cdd16fdfc50118e51dfc9b943a3eb08839d94cac9da6037d8215ec8b6294e86185c2b94508a922e04a91fb09ab8f90a1f31b1eaa964ec75f63ab0061a474e8e7ce2e9e8e9460829e81d3b6717dc33f14ae761117121c81f1d45ced5cef69889faad3a59893a87d292e7210e8d73d313da873f698663d58182895c1a45440b7c97ed2a050023334b883a58b8e40e14f3994cb28fa63bfe5d5398bc680179782731c912596a8140052a1fe8e84b8672c4ce05cd20866c83c495851822d6a459da6fc700f66420e10aca3b79a7b7923b987da40a711be6ac66549a0a5dd958f18d86e6cbedecab5ac8b193933e4e258821108ebf30ca0d67899066b32d0096a3b9ed0390890abc08956e2e02b4bda4333419e11a85310c8f6bc8d7d845b8a1c56fd8cd2bfd1eb03b8d59d5aeba753dedf06872afb8a18dd6aa274f5fe4c8ca8e4a839a27eb08b83871f0afaf14291dea41cb8aa6a6d9955904d806c776a5424653528b58625aaf0948cf42652c03b4c3a5f51d1608c50a63b1071d632d5d7f19acc8274342d1a04b725dec68fa8e9f758cf646e2e3e8d3dfa91fb12a58f795618193266f54bc8adb788a4f7be60d52f5fea0b233bbc3b2fa4cf47a8f9a41075d46389fb08ed22c70ba1e9159bfe9a410720ec7534a5042a747cb4b20fb21c77e33116044ee26ca562af4f735addda3d176af2475523546dd24524f7da567b6f61554570772fdf7a8488aa5f22c7d7ac28a36ad94d56e986e50d95c15d4c5e53c28fd86e9d829327689604c73bccca3064ce14e66a66c45afea820d5ddc71a3460894622c0ef8874c61508e5215cd96fcf3d9f5c07bf8921cadcf7f2bb25c680f772ed288a306fb23bae491c01b2a905ac9e0f746123cbae6d16a2e0b2b55423adbf210a176835728786a26de0dd6567938ee8a11fca7be1641ad0df28331dd1de26fe02fcc29e0fdc7c64b2842352b86bc790437d0867499f8be49153aec95dce0abeb0bbce65b858d3425890d0e142b37dd780946e2b7be03336abb9f03f520b86f38dc536d838e2f7213f4150936cb178fc3fffb2a2527a9b3a15f471755cb034fc18defe3754bf7344b27c92bea7bc42b11779def81cc4dcd92c8c8c0c74532514793f9065f93289c52f3cd77017da9dcf7f7f5bec5a8db236aaa5d05ce209d33bd2c5351c70e517e253b9c01f9c456974392e61c5010ecc813ab52bc7150d9f76a7edb2801277adbc223e9669fac19583967c9bf9656ec92bce778ccfff023971cf464c2683830a708d870594342a34ea1c952f46a015fc7ba1b96d864910cd306652aa4d03016e15c122ba12c1ee97d1687095172e5c5ce9dc1cd848b7ee937c166827f8fbd693b137518efa04bc1fdb1e3c0b75a1c9caaa742d68c27b0e35f20badae73e2a0befac653a3e8982170f422cb5374d3c9de0ac7cfbaa6ab86e3def28ac75f59da1e92f976caa1d546bb5738d5192ddc24071b3e568c08930b463eba059ba503bdaef2752b27ce13953f9a491e43bada76e73cd4e1594f5348f1a11e62ec004f09dd2691877f0e734dfb1a91f619a3eeb6090ebcaa353081f18adaeb690edc4a89b92ca3018dd7f0b97778c4fdd73966200c6e196f9ce92c899a04211810c262fc7390669b41bd34ce171fdc360aa6252ba3e04e55a239f5bd7056ab0c1da40cb61de19dfe93dc5587af2a3726dbcc18dff960d0e7e83b0a34dbc05c99df4752dca678ea8ec5def556fe08de3a34d56512787363eca6b2a7c3de2af387727efc276c378a5292d05609f6d711d62990d7fd709e22f97174c7bf2073f1e46962504f2d908eeb2173117316275bfaf111fee5beb0e6a740276fdf056c12063ad186af6760ac0e37cebb10e3c6d22930168536f459ac666b79da9989cc607ff67c9dd297267d2474c500cc4530a0d0043e7aeb44f21a02fcdcbfa74a14f98f2d6e6362fabc8b4f68dcecc3a3a254ca622ba02663e5b9300e012b15cdf1b75463d16cefe53cabf1dfb4c3c95919837c056a5014331d3637f724c6070ae9e512527b8c3d0df79a0f743e7f5e31aa850cd11fb2d9375897c8c5a8eaf4fe5618eaa7ed43c59c1c9e6651e2fda0b7723cf79245b61b0875f0775dc5e12ec7cd4e2a61b859708206fb6980dadcdbaefbc022cd1293f9a20df1f7d8dbe0233a5d29bc242c91461232c0dd0c33625e9189e387fc98bfac3809ad6733d961a5ef2d8f83f2ede79197f50275a144e48fba23a91e7cdc9a5159dc8d15d1b3ddf103ef73809d13b74430baad4f4e039b4a8eab98b4f4ca457bdc5ff638cb204be3ab37bb68305e18997e3d69e4a3d1237bfe82e912bd0a936b7e38131757fce832025ea7ef6f66e94e19d811e0fe22976bb0160ffb0e3d47532bb91d044032fdb46b777b707d54742d3ac4a5b6466a72c2229be0feb54132954ccaa2cf3ff5300a391d1494e81ca86b05da5a249fb661626cc254f0240d0d5034b58b3b4f7e6c97a4d98a4cbaf4412aac6f1032349293f84ea30459d186e3fc50d15b9da375974d325907dec7dac9b1da3f0c84d42e63904e728404883c0c8aa7e21aa91916673e1eed22c3cf4f7466252398734529305faecd68c45957ff6005fbe1a9274908c2baaeab1c9c79030688e42e20e527bdd4c814c59d11741027e353b41ec315c3bbbd7f8f01174419730c6b4a17abdc94620b0632ad792f44d74a64e5aa0c13b128e7118924e444bafacb2a474be6130dccf8d487d806f59ddda8c53e7c59d8bc203811960677ac0fdf7aa9de92c940ff42e50c4880aef73fb82054c7a1920512bcd61b2b0e6c18a32d52d7190bac2bb9d4ac8de776bf89430b51be0a6926cbcb2f532416b7c190fcf38ddfa76aef1347c6b127558fb70b087547e3a60757fa999de233b657d55ec3f1f4eae0d0dc22d4c9f7b766d9fd7ab300097207d12cbe2261e6665c2bf1cc02a8a745496b8c16b61fb15be5b408856b7ddb169af6382658f72dfcf8c97cb2c78267006462830425b7be7bd1782f3072a61479dc07fcc54bf732f1d0e9c9a2bb225aa431c05226745445a1068c99d7f1527cb9d37ef10d82838f9a8a249b61c0dbcc4dda86eff0a36c4c913005017f9514d6593f19fec40410bb6c5524ebbd3ace9755148d80f5224acbd0c58ad0bd27ec3f70e1a9b31524aa7aa17479dfc791bef58a396b73b580113ec02ee8180083216665ee7107945ebb32547d57dca8d75ce4639e098bbd367c46632025f509e428acaae3e79decc8b33d2c98d2e42b384239ec99ec72c9bcbb39c2326b9807f30fbc96b91fc60c2d0ee60b4c4ff5a6e5b8da6497a7888d218f233b568038ff1d365e328199e9f8ad5af83ba8a0a84ab018eceb49ce88cc1ea69b3156ca4f5faf1753c39d08d71b515711c55a9852f8e14de620feb1355f559969b6f55826d62d6205744d4ad7b96593426764d5db0e3d1775142c19a8216d3051f75fe37b9ac2c5d7aef602d0f7b35e1af7adcd7e05861df805792540bb98cd2481096699fce51e224b74d8a244b1e0ca5bd1dccfea3033588a888c8647772fb1ad4eeda8239edc22db34457f25de6823c7e5122cd2fa4e4cadb0d58414605690b92c844d7a867f2122e0f8e147dd6e8ddc6998d104e95ed18b3dad289c2fadbf86ad47ca23e3599601", 0x1000}) (async, rerun: 64) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async, rerun: 64) getpgid(0x0) (async, rerun: 64) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:07 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x3) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x3) (async) 18:59:07 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x454143) (async, rerun: 64) r1 = syz_open_dev$vcsn(&(0x7f0000000040), 0x8, 0x0) (rerun: 64) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async, rerun: 64) ioctl$NBD_DISCONNECT(r1, 0xab08) (async, rerun: 64) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:07 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x8e00) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 2030.095421] block nbd3: Receive control failed (result -32) [ 2030.097712] block nbd3: shutting down sockets 18:59:07 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) r2 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) sendto$isdn(r2, &(0x7f00000002c0)={0x7, 0xffff0001, "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0x1008, 0x20004040, 0x0, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) connect$bt_l2cap(r3, &(0x7f0000000000)={0x1f, 0x4b58, @any, 0x2}, 0xe) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) ioctl$NBD_CLEAR_QUE(r0, 0xab05) setsockopt$XDP_UMEM_COMPLETION_RING(r1, 0x11b, 0x6, &(0x7f0000000080)=0x8810, 0x4) [ 2030.216588] block nbd4: shutting down sockets [ 2030.261783] block nbd0: Device being setup by another task [ 2030.261798] block nbd3: server does not support multiple connections per device. [ 2030.268869] block nbd0: shutting down sockets 18:59:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x0) [ 2030.341068] block nbd1: Receive control failed (result -32) [ 2030.347186] block nbd1: shutting down sockets [ 2030.355047] block nbd5: Receive control failed (result -32) [ 2030.355353] block nbd5: shutting down sockets 18:59:08 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) setsockopt$MISDN_TIME_STAMP(0xffffffffffffffff, 0x0, 0x1, &(0x7f00000001c0), 0x4) r1 = syz_open_dev$ndb(&(0x7f0000000180), 0x0, 0x151003) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) sendmsg$DEVLINK_CMD_TRAP_GROUP_GET(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x6c, 0x0, 0x10, 0x70bd25, 0x25dfdbff, {}, [{@pci={{0x8}, {0x11}}, {0xd}}, {@pci={{0x8}, {0x11}}, {0xd}}]}, 0x6c}, 0x1, 0x0, 0x0, 0x24040080}, 0x8010) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) setsockopt$MISDN_TIME_STAMP(0xffffffffffffffff, 0x0, 0x1, &(0x7f00000001c0), 0x4) (async) syz_open_dev$ndb(&(0x7f0000000180), 0x0, 0x151003) (async) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async) sendmsg$DEVLINK_CMD_TRAP_GROUP_GET(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x6c, 0x0, 0x10, 0x70bd25, 0x25dfdbff, {}, [{@pci={{0x8}, {0x11}}, {0xd}}, {@pci={{0x8}, {0x11}}, {0xd}}]}, 0x6c}, 0x1, 0x0, 0x0, 0x24040080}, 0x8010) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:59:08 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x140) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:08 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) r2 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) sendto$isdn(r2, &(0x7f00000002c0)={0x7, 0xffff0001, "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0x1008, 0x20004040, 0x0, 0x0) (async) ioctl$NBD_DISCONNECT(r1, 0xab08) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) connect$bt_l2cap(r3, &(0x7f0000000000)={0x1f, 0x4b58, @any, 0x2}, 0xe) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) ioctl$NBD_CLEAR_QUE(r0, 0xab05) (async) setsockopt$XDP_UMEM_COMPLETION_RING(r1, 0x11b, 0x6, &(0x7f0000000080)=0x8810, 0x4) 18:59:08 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x3) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x3) (async) 18:59:08 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) (async) r2 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) sendto$isdn(r2, &(0x7f00000002c0)={0x7, 0xffff0001, "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0x1008, 0x20004040, 0x0, 0x0) (async) ioctl$NBD_DISCONNECT(r1, 0xab08) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) connect$bt_l2cap(r3, &(0x7f0000000000)={0x1f, 0x4b58, @any, 0x2}, 0xe) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) ioctl$NBD_CLEAR_QUE(r0, 0xab05) (async) setsockopt$XDP_UMEM_COMPLETION_RING(r1, 0x11b, 0x6, &(0x7f0000000080)=0x8810, 0x4) 18:59:08 executing program 2: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0x4008af12, &(0x7f0000000040)={0x0, 0x1}) ioctl$VHOST_VSOCK_SET_RUNNING(r0, 0x4004af61, &(0x7f0000000140)=0x1) ioctl$PPPIOCGCHAN(0xffffffffffffffff, 0x80047437, &(0x7f00000000c0)) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f0000000080)={0x1, 0xfffffffa}) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$VHOST_GET_VRING_BASE(r0, 0xc008af12, &(0x7f0000000100)) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$MON_IOCH_MFLUSH(r2, 0x9208, 0x91c8) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) [ 2030.521699] block nbd0: Device being setup by another task [ 2030.528654] block nbd0: shutting down sockets [ 2030.554968] block nbd5: shutting down sockets 18:59:08 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1000000000000001, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x10000, 0x0, 0x0, 0x30000) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(0x0) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="14cf26bc2b90cc4366e0c8b653a6b3c585d30d1a14da62acda4adfc4dd72005ceea7169e7e3e9274a4b64184d4a102e20da0a60a9c781d76f26e5fca989503abf9c9cb4ebed2abf82c32eb7ee83fcc4cafc7db8892d48a949a1cd985a82bca77de705afb44337967617583e45571f8c918a8a7a24f7b2b17e3b7cf1ad366dbfbedaa030a10a5fee422f5e8fa5bdfbaf5b0f38e34596c016628fa07b06c2042bf22e8fcb5c4dfabf588d9d2e1f26022c8d836317664204756b5ad64f160dec23ac0949038eace5579156aeb6067f465b4a4441d331fe1216c9849b6df5a090805026773007ff986704f3fb1a4a1c815b824e80d0eeb67a8631ad44a33fbbd2097be5f1996dd39e68bf4d40c52006e62d5b9eacf138e839f3e177c677a9ffc8cb242f96b527c883b5250fc0c11dc6465a19b7faa3b79684bcbb7b34123182a9623ab8bb18fc52e0cc962b248dcd95aea45a136420c55ce229548608d134e529b3fdc92522c0ae2c745ad62485a6c2c7fde6791af016eb43eead3098e5a4a1270b7b36aa03c222b1034cb798843217f87f1dbbc5ed6604608c1d9119b3d3897a7c5323036f1d303b8b1cfac63179b844a561777834cf0c40ca83a178117032a597039da4042d3a3852cfc5697240bcbf39941768579e6c107ab9349c69bbe900407a1deae9e97bde8f13b8b4e32fdf983cc3bda60dc5a0b34f8afec37cbf6eb8e2a690b54ba117989fa83c093de2e344d4bec876b6d94b377581781e393fc19274fb408d7e7845a1a705a7fda33e28fa16b0b4271d427ef206d93a5a53a452d79c296837257064b4b8c7f2203034d98d77f6080cdccd18d10891422f04dc9b459ff15c7f36e9d211189761117e1b902172013eaad66066c8fa2908c2625cc6c886e867e302e3f0129e3a1148e63fb4df47e575a743db53fa102a32b4421d8252a80bba60b1da90c3e35f3c590837c05e4568d0db8c8c65d9753cda8320b4366fb29c67272c8806a2c6d1dbdfcd689fcf47218e17c90bdffbb68e3cb706a8ae6c7e0444481951fe4a529a17c44227b7985b5fb2f13070b992310ec433bba5240b8a5b5378f24bc0501bdd181cd2a2b19b466619a82b9da59d03fa8e7b2f4bcf16f0ee07cc0563bea2d8cc203e14a8761cecb93d23cf6c8a5c7b2ba105f343ceb95a4d27e42f0cdae5f6fac454a47025be59daba3915ebeaeaf6560c955fec06d3095de7a17ab05b718055e2074f1bb2c8913e9e5db82f13d602905de8bb6de45b4591a7f3c2aee42bfdf9e9d9e0289320d24ed31b9aa968bcde196e338a68e92709f0a09ea3a6bc10904b4eb071e7bc26accb7feb260ebcba1869681d9ded51845c0e9df3ac2aa8da344b616029e38c24463ba7673e17dbf55ff77ac1846e8f9b3a8ddb91d9ebbce3386e26b0e92e912d8a29da21be2dc27a67f3b3cb97cba233eb8e63121e60ac44af2bd4f5ad73f9d96d01d388380e9c9ad3bd55399d1558489ee41a2dc555d5f85cc953f0bbdbfaf8bb08465f5a6174395c0d6899fa0da8c6970aa4271d3b3b097023d08435d2ec0b7d07f335b9cfc02a60e5be410413291864fa8005da3d748a93226f4a884320eb91c1d49e7ac5f7c0f308641b4710ae27b3e1cc0cc60dc0badbba9df116d467fb1c09b8c5364190faf528543d7e43002f4a4a85f88bff5e1174c0499e6853e6511d120d7d6bbc77c4b1e26a438d1d2d5c18094aa6c5082fd541897ae6292e0ed3958ab9745412f392f34d1dc3bcf0bc130cbe2eaa4b3e3a6a2f613060f1493dd780b0251f6d2de5cd1d6b1278ce6b713929348a8c0c4ee1a5d9a45cbc036829e79ccc69ef9e744a217189bef5b9d3d3ac75d438f0003ea1537caf8d12922cd49f7a2cfbd339a5418c8689706a996a48690cff506fa158bbd6d373c1bac1a19604264a0bd4a7c6dd7c1834679c3959de7666c070e5717a1fdbf788f290e3b5be7f8e8e92ab938fca787521ad9e86475a21c9998dea023968c09d233688c3cd3d9ad0f1059b69406a3be68cb08144e58db24843ede7d2112787e5c97cf8bd93f16a0a04739bd476ea54778165a98a7f36efbef4b3783db72e082a93f9b95f3fd5be9aa65702c5e8de32659f6236540d8954654d7e7c13483ee19cdd16fdfc50118e51dfc9b943a3eb08839d94cac9da6037d8215ec8b6294e86185c2b94508a922e04a91fb09ab8f90a1f31b1eaa964ec75f63ab0061a474e8e7ce2e9e8e9460829e81d3b6717dc33f14ae761117121c81f1d45ced5cef69889faad3a59893a87d292e7210e8d73d313da873f698663d58182895c1a45440b7c97ed2a050023334b883a58b8e40e14f3994cb28fa63bfe5d5398bc680179782731c912596a8140052a1fe8e84b8672c4ce05cd20866c83c495851822d6a459da6fc700f66420e10aca3b79a7b7923b987da40a711be6ac66549a0a5dd958f18d86e6cbedecab5ac8b193933e4e258821108ebf30ca0d67899066b32d0096a3b9ed0390890abc08956e2e02b4bda4333419e11a85310c8f6bc8d7d845b8a1c56fd8cd2bfd1eb03b8d59d5aeba753dedf06872afb8a18dd6aa274f5fe4c8ca8e4a839a27eb08b83871f0afaf14291dea41cb8aa6a6d9955904d806c776a5424653528b58625aaf0948cf42652c03b4c3a5f51d1608c50a63b1071d632d5d7f19acc8274342d1a04b725dec68fa8e9f758cf646e2e3e8d3dfa91fb12a58f795618193266f54bc8adb788a4f7be60d52f5fea0b233bbc3b2fa4cf47a8f9a41075d46389fb08ed22c70ba1e9159bfe9a410720ec7534a5042a747cb4b20fb21c77e33116044ee26ca562af4f735addda3d176af2475523546dd24524f7da567b6f61554570772fdf7a8488aa5f22c7d7ac28a36ad94d56e986e50d95c15d4c5e53c28fd86e9d829327689604c73bccca3064ce14e66a66c45afea820d5ddc71a3460894622c0ef8874c61508e5215cd96fcf3d9f5c07bf8921cadcf7f2bb25c680f772ed288a306fb23bae491c01b2a905ac9e0f746123cbae6d16a2e0b2b55423adbf210a176835728786a26de0dd6567938ee8a11fca7be1641ad0df28331dd1de26fe02fcc29e0fdc7c64b2842352b86bc790437d0867499f8be49153aec95dce0abeb0bbce65b858d3425890d0e142b37dd780946e2b7be03336abb9f03f520b86f38dc536d838e2f7213f4150936cb178fc3fffb2a2527a9b3a15f471755cb034fc18defe3754bf7344b27c92bea7bc42b11779def81cc4dcd92c8c8c0c74532514793f9065f93289c52f3cd77017da9dcf7f7f5bec5a8db236aaa5d05ce209d33bd2c5351c70e517e253b9c01f9c456974392e61c5010ecc813ab52bc7150d9f76a7edb2801277adbc223e9669fac19583967c9bf9656ec92bce778ccfff023971cf464c2683830a708d870594342a34ea1c952f46a015fc7ba1b96d864910cd306652aa4d03016e15c122ba12c1ee97d1687095172e5c5ce9dc1cd848b7ee937c166827f8fbd693b137518efa04bc1fdb1e3c0b75a1c9caaa742d68c27b0e35f20badae73e2a0befac653a3e8982170f422cb5374d3c9de0ac7cfbaa6ab86e3def28ac75f59da1e92f976caa1d546bb5738d5192ddc24071b3e568c08930b463eba059ba503bdaef2752b27ce13953f9a491e43bada76e73cd4e1594f5348f1a11e62ec004f09dd2691877f0e734dfb1a91f619a3eeb6090ebcaa353081f18adaeb690edc4a89b92ca3018dd7f0b97778c4fdd73966200c6e196f9ce92c899a04211810c262fc7390669b41bd34ce171fdc360aa6252ba3e04e55a239f5bd7056ab0c1da40cb61de19dfe93dc5587af2a3726dbcc18dff960d0e7e83b0a34dbc05c99df4752dca678ea8ec5def556fe08de3a34d56512787363eca6b2a7c3de2af387727efc276c378a5292d05609f6d711d62990d7fd709e22f97174c7bf2073f1e46962504f2d908eeb2173117316275bfaf111fee5beb0e6a740276fdf056c12063ad186af6760ac0e37cebb10e3c6d22930168536f459ac666b79da9989cc607ff67c9dd297267d2474c500cc4530a0d0043e7aeb44f21a02fcdcbfa74a14f98f2d6e6362fabc8b4f68dcecc3a3a254ca622ba02663e5b9300e012b15cdf1b75463d16cefe53cabf1dfb4c3c95919837c056a5014331d3637f724c6070ae9e512527b8c3d0df79a0f743e7f5e31aa850cd11fb2d9375897c8c5a8eaf4fe5618eaa7ed43c59c1c9e6651e2fda0b7723cf79245b61b0875f0775dc5e12ec7cd4e2a61b859708206fb6980dadcdbaefbc022cd1293f9a20df1f7d8dbe0233a5d29bc242c91461232c0dd0c33625e9189e387fc98bfac3809ad6733d961a5ef2d8f83f2ede79197f50275a144e48fba23a91e7cdc9a5159dc8d15d1b3ddf103ef73809d13b74430baad4f4e039b4a8eab98b4f4ca457bdc5ff638cb204be3ab37bb68305e18997e3d69e4a3d1237bfe82e912bd0a936b7e38131757fce832025ea7ef6f66e94e19d811e0fe22976bb0160ffb0e3d47532bb91d044032fdb46b777b707d54742d3ac4a5b6466a72c2229be0feb54132954ccaa2cf3ff5300a391d1494e81ca86b05da5a249fb661626cc254f0240d0d5034b58b3b4f7e6c97a4d98a4cbaf4412aac6f1032349293f84ea30459d186e3fc50d15b9da375974d325907dec7dac9b1da3f0c84d42e63904e728404883c0c8aa7e21aa91916673e1eed22c3cf4f7466252398734529305faecd68c45957ff6005fbe1a9274908c2baaeab1c9c79030688e42e20e527bdd4c814c59d11741027e353b41ec315c3bbbd7f8f01174419730c6b4a17abdc94620b0632ad792f44d74a64e5aa0c13b128e7118924e444bafacb2a474be6130dccf8d487d806f59ddda8c53e7c59d8bc203811960677ac0fdf7aa9de92c940ff42e50c4880aef73fb82054c7a1920512bcd61b2b0e6c18a32d52d7190bac2bb9d4ac8de776bf89430b51be0a6926cbcb2f532416b7c190fcf38ddfa76aef1347c6b127558fb70b087547e3a60757fa999de233b657d55ec3f1f4eae0d0dc22d4c9f7b766d9fd7ab300097207d12cbe2261e6665c2bf1cc02a8a745496b8c16b61fb15be5b408856b7ddb169af6382658f72dfcf8c97cb2c78267006462830425b7be7bd1782f3072a61479dc07fcc54bf732f1d0e9c9a2bb225aa431c05226745445a1068c99d7f1527cb9d37ef10d82838f9a8a249b61c0dbcc4dda86eff0a36c4c913005017f9514d6593f19fec40410bb6c5524ebbd3ace9755148d80f5224acbd0c58ad0bd27ec3f70e1a9b31524aa7aa17479dfc791bef58a396b73b580113ec02ee8180083216665ee7107945ebb32547d57dca8d75ce4639e098bbd367c46632025f509e428acaae3e79decc8b33d2c98d2e42b384239ec99ec72c9bcbb39c2326b9807f30fbc96b91fc60c2d0ee60b4c4ff5a6e5b8da6497a7888d218f233b568038ff1d365e328199e9f8ad5af83ba8a0a84ab018eceb49ce88cc1ea69b3156ca4f5faf1753c39d08d71b515711c55a9852f8e14de620feb1355f559969b6f55826d62d6205744d4ad7b96593426764d5db0e3d1775142c19a8216d3051f75fe37b9ac2c5d7aef602d0f7b35e1af7adcd7e05861df805792540bb98cd2481096699fce51e224b74d8a244b1e0ca5bd1dccfea3033588a888c8647772fb1ad4eeda8239edc22db34457f25de6823c7e5122cd2fa4e4cadb0d58414605690b92c844d7a867f2122e0f8e147dd6e8ddc6998d104e95ed18b3dad289c2fadbf86ad47ca23e3599601", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:08 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) prctl$PR_GET_NAME(0x10, &(0x7f0000000240)=""/4096) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:08 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) setsockopt$MISDN_TIME_STAMP(0xffffffffffffffff, 0x0, 0x1, &(0x7f00000001c0), 0x4) r1 = syz_open_dev$ndb(&(0x7f0000000180), 0x0, 0x151003) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x1) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async) sendmsg$DEVLINK_CMD_TRAP_GROUP_GET(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x6c, 0x0, 0x10, 0x70bd25, 0x25dfdbff, {}, [{@pci={{0x8}, {0x11}}, {0xd}}, {@pci={{0x8}, {0x11}}, {0xd}}]}, 0x6c}, 0x1, 0x0, 0x0, 0x24040080}, 0x8010) (async) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:08 executing program 2: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0x4008af12, &(0x7f0000000040)={0x0, 0x1}) (async) ioctl$VHOST_VSOCK_SET_RUNNING(r0, 0x4004af61, &(0x7f0000000140)=0x1) ioctl$PPPIOCGCHAN(0xffffffffffffffff, 0x80047437, &(0x7f00000000c0)) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f0000000080)={0x1, 0xfffffffa}) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$VHOST_GET_VRING_BASE(r0, 0xc008af12, &(0x7f0000000100)) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$MON_IOCH_MFLUSH(r2, 0x9208, 0x91c8) (async) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) [ 2031.036454] block nbd3: shutting down sockets 18:59:08 executing program 2: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0x4008af12, &(0x7f0000000040)={0x0, 0x1}) ioctl$VHOST_VSOCK_SET_RUNNING(r0, 0x4004af61, &(0x7f0000000140)=0x1) ioctl$PPPIOCGCHAN(0xffffffffffffffff, 0x80047437, &(0x7f00000000c0)) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f0000000080)={0x1, 0xfffffffa}) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$VHOST_GET_VRING_BASE(r0, 0xc008af12, &(0x7f0000000100)) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$MON_IOCH_MFLUSH(r2, 0x9208, 0x91c8) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) (async) ioctl$VHOST_SET_VRING_BASE(r0, 0x4008af12, &(0x7f0000000040)={0x0, 0x1}) (async) ioctl$VHOST_VSOCK_SET_RUNNING(r0, 0x4004af61, &(0x7f0000000140)=0x1) (async) ioctl$PPPIOCGCHAN(0xffffffffffffffff, 0x80047437, &(0x7f00000000c0)) (async) ioctl$VHOST_SET_VRING_NUM(r0, 0x4008af10, &(0x7f0000000080)={0x1, 0xfffffffa}) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$VHOST_GET_VRING_BASE(r0, 0xc008af12, &(0x7f0000000100)) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$MON_IOCH_MFLUSH(r2, 0x9208, 0x91c8) (async) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) (async) [ 2031.161686] block nbd0: shutting down sockets 18:59:08 executing program 2: socket$pppl2tp(0x18, 0x1, 0x1) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_CLEAR_QUE(r0, 0xab05) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:08 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) prctl$PR_GET_NAME(0x10, &(0x7f0000000240)=""/4096) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 2031.250365] block nbd1: Receive control failed (result -32) [ 2031.250725] block nbd1: shutting down sockets 18:59:08 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x140) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x140) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:59:08 executing program 1: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) [ 2031.291109] block nbd4: Receive control failed (result -32) [ 2031.297623] block nbd4: shutting down sockets 18:59:08 executing program 2: socket$pppl2tp(0x18, 0x1, 0x1) (async) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_CLEAR_QUE(r0, 0xab05) (async, rerun: 64) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (rerun: 64) [ 2031.341634] block nbd0: shutting down sockets 18:59:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) prctl$PR_GET_NAME(0x10, &(0x7f0000000240)=""/4096) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:09 executing program 2: socket$pppl2tp(0x18, 0x1, 0x1) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_CLEAR_QUE(r0, 0xab05) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) socket$pppl2tp(0x18, 0x1, 0x1) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_CLEAR_QUE(r0, 0xab05) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) [ 2031.501592] block nbd0: shutting down sockets [ 2031.531750] block nbd4: Device being setup by another task 18:59:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:59:09 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000040), 0x6, 0x4080) syz_open_dev$vcsn(&(0x7f0000000080), 0x6, 0x2b0cc0) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000100)={r0}, 0x8) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(0xffffffffffffffff, 0xc01064c1, &(0x7f0000000000)={0x0, 0x1, r0}) r2 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0x1263, 0xffffffffffffffff) 18:59:09 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_SET_TIMEOUT(0xffffffffffffffff, 0xab09, 0x8001) ioctl$SNDCTL_TMR_SELECT(0xffffffffffffffff, 0x40045408) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 18:59:09 executing program 3: r0 = getpgrp(0x0) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1000000000000001, &(0x7f00000000c0)) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x10000, 0x0, 0x0, 0x30000) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r4 = getpgrp(0x0) getpgid(0x0) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:09 executing program 0: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0xcf0, 0x2000) r3 = socket$isdn(0x22, 0x3, 0x2) getsockopt$MISDN_TIME_STAMP(r3, 0x0, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) [ 2031.940506] block nbd3: Receive control failed (result -32) [ 2031.944347] block nbd5: shutting down sockets [ 2031.946567] block nbd3: shutting down sockets 18:59:09 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000040), 0x6, 0x4080) (async) syz_open_dev$vcsn(&(0x7f0000000080), 0x6, 0x2b0cc0) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000100)={r0}, 0x8) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(0xffffffffffffffff, 0xc01064c1, &(0x7f0000000000)={0x0, 0x1, r0}) r2 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0x1263, 0xffffffffffffffff) 18:59:09 executing program 0: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0xcf0, 0x2000) r3 = socket$isdn(0x22, 0x3, 0x2) getsockopt$MISDN_TIME_STAMP(r3, 0x0, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) 18:59:09 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x140) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x140) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:59:09 executing program 1: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1000000000000001, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x10000, 0x0, 0x0, 0x30000) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(0x0) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:09 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) (async) ioctl$NBD_SET_TIMEOUT(0xffffffffffffffff, 0xab09, 0x8001) ioctl$SNDCTL_TMR_SELECT(0xffffffffffffffff, 0x40045408) (async) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 18:59:09 executing program 0: syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async, rerun: 32) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (rerun: 32) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0xcf0, 0x2000) (async, rerun: 32) r3 = socket$isdn(0x22, 0x3, 0x2) (rerun: 32) getsockopt$MISDN_TIME_STAMP(r3, 0x0, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) 18:59:09 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000040), 0x6, 0x4080) syz_open_dev$vcsn(&(0x7f0000000080), 0x6, 0x2b0cc0) (async) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000100)={r0}, 0x8) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(0xffffffffffffffff, 0xc01064c1, &(0x7f0000000000)={0x0, 0x1, r0}) (async) r2 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0x1263, 0xffffffffffffffff) [ 2032.249294] block nbd4: Receive control failed (result -32) [ 2032.249877] block nbd4: shutting down sockets 18:59:09 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_SET_TIMEOUT(0xffffffffffffffff, 0xab09, 0x8001) ioctl$SNDCTL_TMR_SELECT(0xffffffffffffffff, 0x40045408) (async) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) 18:59:09 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x4b0dc3) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = accept4$x25(0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000180)=0x12, 0x0) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f00000001c0)={0x5, 0x6, 0x7e32, 0x1, 0x7, 0x8, 0xb, "d724eb85c89aa54f62886efb02e34691182b1008", "e18a92ed8f6984f7c2428c7f921e900b22c1ae95"}) openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) r4 = accept4$vsock_stream(r3, &(0x7f0000000080)={0x28, 0x0, 0x2711}, 0x10, 0x800) accept4$vsock_stream(r4, &(0x7f0000000000)={0x28, 0x0, 0x2711, @host}, 0x10, 0x80800) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) r5 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) getsockopt$bt_l2cap_L2CAP_OPTIONS(r5, 0x6, 0x1, &(0x7f00000000c0), &(0x7f0000000100)=0xc) [ 2032.471471] block nbd4: Device being setup by another task [ 2032.512008] block nbd0: shutting down sockets 18:59:10 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1000000000000001, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) (async) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x10000, 0x0, 0x0, 0x30000) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r4 = getpgrp(0x0) getpgid(0x0) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:10 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) pipe2$9p(&(0x7f00000000c0)={0xffffffffffffffff}, 0x800) r3 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000001c0)={0xffffffffffffffff}, 0x4) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) bpf$BPF_LINK_CREATE(0x1c, &(0x7f0000000240)={r3, r4, 0x16}, 0x10) r5 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r5, 0xaf01, 0x0) mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x2, &(0x7f0000000100)={'trans=fd,', {'rfdno', 0x3d, r2}, 0x2c, {'wfdno', 0x3d, r5}, 0x2c, {[{@access_client}], [{@uid_eq={'uid', 0x3d, 0xffffffffffffffff}}, {@smackfsroot={'smackfsroot', 0x3d, '/dev/nbd#\x00'}}, {@seclabel}, {@smackfshat={'smackfshat', 0x3d, '@@)'}}, {@smackfstransmute={'smackfstransmute', 0x3d, '+'}}, {@mask={'mask', 0x3d, 'MAY_READ'}}, {@dont_measure}]}}) 18:59:10 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x4b0dc3) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) r1 = accept4$x25(0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000180)=0x12, 0x0) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f00000001c0)={0x5, 0x6, 0x7e32, 0x1, 0x7, 0x8, 0xb, "d724eb85c89aa54f62886efb02e34691182b1008", "e18a92ed8f6984f7c2428c7f921e900b22c1ae95"}) openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) r4 = accept4$vsock_stream(r3, &(0x7f0000000080)={0x28, 0x0, 0x2711}, 0x10, 0x800) accept4$vsock_stream(r4, &(0x7f0000000000)={0x28, 0x0, 0x2711, @host}, 0x10, 0x80800) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async) r5 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) (async) getsockopt$bt_l2cap_L2CAP_OPTIONS(r5, 0x6, 0x1, &(0x7f00000000c0), &(0x7f0000000100)=0xc) [ 2032.894901] block nbd3: Receive control failed (result -32) [ 2032.897846] block nbd3: shutting down sockets [ 2033.019638] block nbd0: shutting down sockets 18:59:10 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x18c80) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) r3 = syz_open_dev$vcsn(&(0x7f00000000c0), 0x1, 0x181000) ioctl$NBD_SET_FLAGS(r3, 0xab0a, 0x7525) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:10 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x4b0dc3) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = accept4$x25(0xffffffffffffffff, &(0x7f0000000140), &(0x7f0000000180)=0x12, 0x0) ioctl$SIOCX25SDTEFACILITIES(r1, 0x89eb, &(0x7f00000001c0)={0x5, 0x6, 0x7e32, 0x1, 0x7, 0x8, 0xb, "d724eb85c89aa54f62886efb02e34691182b1008", "e18a92ed8f6984f7c2428c7f921e900b22c1ae95"}) openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) r4 = accept4$vsock_stream(r3, &(0x7f0000000080)={0x28, 0x0, 0x2711}, 0x10, 0x800) accept4$vsock_stream(r4, &(0x7f0000000000)={0x28, 0x0, 0x2711, @host}, 0x10, 0x80800) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async, rerun: 32) r5 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (rerun: 32) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) (async) getsockopt$bt_l2cap_L2CAP_OPTIONS(r5, 0x6, 0x1, &(0x7f00000000c0), &(0x7f0000000100)=0xc) 18:59:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) [ 2033.174648] block nbd1: Receive control failed (result -32) [ 2033.181742] block nbd1: shutting down sockets [ 2033.186205] block nbd4: Receive control failed (result -32) [ 2033.193088] block nbd4: shutting down sockets 18:59:10 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@bloom_filter={0x1e, 0xffffff01, 0x81, 0x81, 0x26, r1, 0x401, '\x00', 0x0, r1, 0x3, 0x5, 0x2, 0x4}, 0x48) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@bloom_filter={0x1e, 0x5, 0x8, 0x80, 0x10, 0xffffffffffffffff, 0x8, '\x00', 0x0, r1, 0x2, 0x1, 0x0, 0x5}, 0x48) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r1, 0x3f, '\x00', 0x0, r1, 0x0, 0x1}, 0x48) r6 = bpf$MAP_CREATE(0x0, &(0x7f0000000340)=@base={0x17, 0x8001, 0x7fffffff, 0x922, 0x202, r1, 0x1, '\x00', 0x0, r1, 0x2, 0x2}, 0x48) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f00000003c0)={0x18, 0x3, &(0x7f0000000000)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x2}, @alu={0x7, 0x0, 0x1, 0x9, 0xd101f9e385c13060, 0xfffffffffffffffc, 0xfffffffffffffffc}], &(0x7f0000000040)='GPL\x00', 0xfff, 0x0, 0x0, 0x41000, 0x10, '\x00', 0x0, 0x0, r1, 0x8, &(0x7f0000000080)={0xa, 0x3}, 0x8, 0x10, &(0x7f00000000c0)={0x5, 0xf, 0x400, 0x6}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000240)=[r1, r1, r2, r3, r1, r4, r5, r6]}, 0x80) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x40) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:59:10 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x18c80) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) r3 = syz_open_dev$vcsn(&(0x7f00000000c0), 0x1, 0x181000) ioctl$NBD_SET_FLAGS(r3, 0xab0a, 0x7525) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x18c80) (async) bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async) syz_open_dev$vcsn(&(0x7f00000000c0), 0x1, 0x181000) (async) ioctl$NBD_SET_FLAGS(r3, 0xab0a, 0x7525) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:59:11 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@bloom_filter={0x1e, 0xffffff01, 0x81, 0x81, 0x26, r1, 0x401, '\x00', 0x0, r1, 0x3, 0x5, 0x2, 0x4}, 0x48) (async) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@bloom_filter={0x1e, 0x5, 0x8, 0x80, 0x10, 0xffffffffffffffff, 0x8, '\x00', 0x0, r1, 0x2, 0x1, 0x0, 0x5}, 0x48) (async) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) (async) syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r1, 0x3f, '\x00', 0x0, r1, 0x0, 0x1}, 0x48) (async) r6 = bpf$MAP_CREATE(0x0, &(0x7f0000000340)=@base={0x17, 0x8001, 0x7fffffff, 0x922, 0x202, r1, 0x1, '\x00', 0x0, r1, 0x2, 0x2}, 0x48) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f00000003c0)={0x18, 0x3, &(0x7f0000000000)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x2}, @alu={0x7, 0x0, 0x1, 0x9, 0xd101f9e385c13060, 0xfffffffffffffffc, 0xfffffffffffffffc}], &(0x7f0000000040)='GPL\x00', 0xfff, 0x0, 0x0, 0x41000, 0x10, '\x00', 0x0, 0x0, r1, 0x8, &(0x7f0000000080)={0xa, 0x3}, 0x8, 0x10, &(0x7f00000000c0)={0x5, 0xf, 0x400, 0x6}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000240)=[r1, r1, r2, r3, r1, r4, r5, r6]}, 0x80) (async) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x40) (async, rerun: 64) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (rerun: 64) 18:59:11 executing program 3: getpgid(0x0) ptrace$getsig(0x4202, 0x0, 0x1, &(0x7f00000000c0)) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r2, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r3 = getpgrp(0x0) getpgid(r3) ptrace$setregset(0x4205, r3, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:11 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x18c80) (async) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async) r3 = syz_open_dev$vcsn(&(0x7f00000000c0), 0x1, 0x181000) ioctl$NBD_SET_FLAGS(r3, 0xab0a, 0x7525) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:11 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@bloom_filter={0x1e, 0xffffff01, 0x81, 0x81, 0x26, r1, 0x401, '\x00', 0x0, r1, 0x3, 0x5, 0x2, 0x4}, 0x48) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@bloom_filter={0x1e, 0x5, 0x8, 0x80, 0x10, 0xffffffffffffffff, 0x8, '\x00', 0x0, r1, 0x2, 0x1, 0x0, 0x5}, 0x48) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r1, 0x3f, '\x00', 0x0, r1, 0x0, 0x1}, 0x48) r6 = bpf$MAP_CREATE(0x0, &(0x7f0000000340)=@base={0x17, 0x8001, 0x7fffffff, 0x922, 0x202, r1, 0x1, '\x00', 0x0, r1, 0x2, 0x2}, 0x48) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f00000003c0)={0x18, 0x3, &(0x7f0000000000)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x2}, @alu={0x7, 0x0, 0x1, 0x9, 0xd101f9e385c13060, 0xfffffffffffffffc, 0xfffffffffffffffc}], &(0x7f0000000040)='GPL\x00', 0xfff, 0x0, 0x0, 0x41000, 0x10, '\x00', 0x0, 0x0, r1, 0x8, &(0x7f0000000080)={0xa, 0x3}, 0x8, 0x10, &(0x7f00000000c0)={0x5, 0xf, 0x400, 0x6}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000240)=[r1, r1, r2, r3, r1, r4, r5, r6]}, 0x80) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x40) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@bloom_filter={0x1e, 0xffffff01, 0x81, 0x81, 0x26, r1, 0x401, '\x00', 0x0, r1, 0x3, 0x5, 0x2, 0x4}, 0x48) (async) bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@bloom_filter={0x1e, 0x5, 0x8, 0x80, 0x10, 0xffffffffffffffff, 0x8, '\x00', 0x0, r1, 0x2, 0x1, 0x0, 0x5}, 0x48) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) (async) syz_init_net_socket$x25(0x9, 0x5, 0x0) (async) bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r1, 0x3f, '\x00', 0x0, r1, 0x0, 0x1}, 0x48) (async) bpf$MAP_CREATE(0x0, &(0x7f0000000340)=@base={0x17, 0x8001, 0x7fffffff, 0x922, 0x202, r1, 0x1, '\x00', 0x0, r1, 0x2, 0x2}, 0x48) (async) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f00000003c0)={0x18, 0x3, &(0x7f0000000000)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x2}, @alu={0x7, 0x0, 0x1, 0x9, 0xd101f9e385c13060, 0xfffffffffffffffc, 0xfffffffffffffffc}], &(0x7f0000000040)='GPL\x00', 0xfff, 0x0, 0x0, 0x41000, 0x10, '\x00', 0x0, 0x0, r1, 0x8, &(0x7f0000000080)={0xa, 0x3}, 0x8, 0x10, &(0x7f00000000c0)={0x5, 0xf, 0x400, 0x6}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000240)=[r1, r1, r2, r3, r1, r4, r5, r6]}, 0x80) (async) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x40) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) 18:59:11 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) pipe2$9p(&(0x7f00000000c0)={0xffffffffffffffff}, 0x800) (async, rerun: 64) r3 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000001c0)={0xffffffffffffffff}, 0x4) (rerun: 64) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) (async) bpf$BPF_LINK_CREATE(0x1c, &(0x7f0000000240)={r3, r4, 0x16}, 0x10) (async) r5 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r5, 0xaf01, 0x0) (async) mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x2, &(0x7f0000000100)={'trans=fd,', {'rfdno', 0x3d, r2}, 0x2c, {'wfdno', 0x3d, r5}, 0x2c, {[{@access_client}], [{@uid_eq={'uid', 0x3d, 0xffffffffffffffff}}, {@smackfsroot={'smackfsroot', 0x3d, '/dev/nbd#\x00'}}, {@seclabel}, {@smackfshat={'smackfshat', 0x3d, '@@)'}}, {@smackfstransmute={'smackfstransmute', 0x3d, '+'}}, {@mask={'mask', 0x3d, 'MAY_READ'}}, {@dont_measure}]}}) [ 2033.795487] block nbd5: Receive control failed (result -32) [ 2033.801709] block nbd5: shutting down sockets [ 2033.808658] block nbd3: Receive control failed (result -32) [ 2033.814935] block nbd3: shutting down sockets 18:59:11 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r0) r1 = syz_open_dev$vcsn(&(0x7f0000000100), 0x8000, 0x111100) ioctl$SIOCX25SENDCALLACCPT(r1, 0x89e9) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) r4 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) ioctl$VHOST_SET_VRING_NUM(r4, 0x4008af10, &(0x7f0000000080)={0x1, 0xffffffff}) bind$isdn(r3, &(0x7f0000000000)={0x22, 0x81, 0x7f}, 0x6) ioctl$NBD_SET_SOCK(r2, 0x1263, 0xffffffffffffffff) r5 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) ioctl$IMHOLD_L1(r5, 0x80044948, &(0x7f00000000c0)=0x5) 18:59:11 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) connect$vsock_stream(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2711, @my=0x1}, 0x10) 18:59:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r2, 0x89eb, &(0x7f0000000000)={0x85a6, 0x3, 0xdb00, 0x8, 0x3, 0x10, 0x5, "e2a3bf36e8569f702a6ca97f1ce4ce6a280e9c43", "cf88dfe62e73373dc1f2ac085072d7a4997ac9c3"}) ioctl$NBD_DISCONNECT(r1, 0xab08) 18:59:11 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r0) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000100), 0x8000, 0x111100) ioctl$SIOCX25SENDCALLACCPT(r1, 0x89e9) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) r4 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) ioctl$VHOST_SET_VRING_NUM(r4, 0x4008af10, &(0x7f0000000080)={0x1, 0xffffffff}) (async) bind$isdn(r3, &(0x7f0000000000)={0x22, 0x81, 0x7f}, 0x6) (async) ioctl$NBD_SET_SOCK(r2, 0x1263, 0xffffffffffffffff) r5 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) (async) ioctl$IMHOLD_L1(r5, 0x80044948, &(0x7f00000000c0)=0x5) [ 2034.101326] block nbd0: shutting down sockets 18:59:11 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r0) r1 = syz_open_dev$vcsn(&(0x7f0000000100), 0x8000, 0x111100) ioctl$SIOCX25SENDCALLACCPT(r1, 0x89e9) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) r4 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) ioctl$VHOST_SET_VRING_NUM(r4, 0x4008af10, &(0x7f0000000080)={0x1, 0xffffffff}) bind$isdn(r3, &(0x7f0000000000)={0x22, 0x81, 0x7f}, 0x6) ioctl$NBD_SET_SOCK(r2, 0x1263, 0xffffffffffffffff) r5 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) ioctl$IMHOLD_L1(r5, 0x80044948, &(0x7f00000000c0)=0x5) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r0) (async) syz_open_dev$vcsn(&(0x7f0000000100), 0x8000, 0x111100) (async) ioctl$SIOCX25SENDCALLACCPT(r1, 0x89e9) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) (async) ioctl$VHOST_SET_VRING_NUM(r4, 0x4008af10, &(0x7f0000000080)={0x1, 0xffffffff}) (async) bind$isdn(r3, &(0x7f0000000000)={0x22, 0x81, 0x7f}, 0x6) (async) ioctl$NBD_SET_SOCK(r2, 0x1263, 0xffffffffffffffff) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) (async) ioctl$IMHOLD_L1(r5, 0x80044948, &(0x7f00000000c0)=0x5) (async) 18:59:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:59:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async, rerun: 32) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (rerun: 32) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) (async) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r2, 0x89eb, &(0x7f0000000000)={0x85a6, 0x3, 0xdb00, 0x8, 0x3, 0x10, 0x5, "e2a3bf36e8569f702a6ca97f1ce4ce6a280e9c43", "cf88dfe62e73373dc1f2ac085072d7a4997ac9c3"}) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 2034.223077] block nbd1: Receive control failed (result -32) [ 2034.229537] block nbd1: shutting down sockets 18:59:11 executing program 2: ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) 18:59:12 executing program 3: getpgid(0x0) ptrace$getsig(0x4202, 0x0, 0x1, &(0x7f00000000c0)) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r2, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r3 = getpgrp(0x0) getpgid(r3) ptrace$setregset(0x4205, r3, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="14cf26bc2b90cc4366e0c8b653a6b3c585d30d1a14da62acda4adfc4dd72005ceea7169e7e3e9274a4b64184d4a102e20da0a60a9c781d76f26e5fca989503abf9c9cb4ebed2abf82c32eb7ee83fcc4cafc7db8892d48a949a1cd985a82bca77de705afb44337967617583e45571f8c918a8a7a24f7b2b17e3b7cf1ad366dbfbedaa030a10a5fee422f5e8fa5bdfbaf5b0f38e34596c016628fa07b06c2042bf22e8fcb5c4dfabf588d9d2e1f26022c8d836317664204756b5ad64f160dec23ac0949038eace5579156aeb6067f465b4a4441d331fe1216c9849b6df5a090805026773007ff986704f3fb1a4a1c815b824e80d0eeb67a8631ad44a33fbbd2097be5f1996dd39e68bf4d40c52006e62d5b9eacf138e839f3e177c677a9ffc8cb242f96b527c883b5250fc0c11dc6465a19b7faa3b79684bcbb7b34123182a9623ab8bb18fc52e0cc962b248dcd95aea45a136420c55ce229548608d134e529b3fdc92522c0ae2c745ad62485a6c2c7fde6791af016eb43eead3098e5a4a1270b7b36aa03c222b1034cb798843217f87f1dbbc5ed6604608c1d9119b3d3897a7c5323036f1d303b8b1cfac63179b844a561777834cf0c40ca83a178117032a597039da4042d3a3852cfc5697240bcbf39941768579e6c107ab9349c69bbe900407a1deae9e97bde8f13b8b4e32fdf983cc3bda60dc5a0b34f8afec37cbf6eb8e2a690b54ba117989fa83c093de2e344d4bec876b6d94b377581781e393fc19274fb408d7e7845a1a705a7fda33e28fa16b0b4271d427ef206d93a5a53a452d79c296837257064b4b8c7f2203034d98d77f6080cdccd18d10891422f04dc9b459ff15c7f36e9d211189761117e1b902172013eaad66066c8fa2908c2625cc6c886e867e302e3f0129e3a1148e63fb4df47e575a743db53fa102a32b4421d8252a80bba60b1da90c3e35f3c590837c05e4568d0db8c8c65d9753cda8320b4366fb29c67272c8806a2c6d1dbdfcd689fcf47218e17c90bdffbb68e3cb706a8ae6c7e0444481951fe4a529a17c44227b7985b5fb2f13070b992310ec433bba5240b8a5b5378f24bc0501bdd181cd2a2b19b466619a82b9da59d03fa8e7b2f4bcf16f0ee07cc0563bea2d8cc203e14a8761cecb93d23cf6c8a5c7b2ba105f343ceb95a4d27e42f0cdae5f6fac454a47025be59daba3915ebeaeaf6560c955fec06d3095de7a17ab05b718055e2074f1bb2c8913e9e5db82f13d602905de8bb6de45b4591a7f3c2aee42bfdf9e9d9e0289320d24ed31b9aa968bcde196e338a68e92709f0a09ea3a6bc10904b4eb071e7bc26accb7feb260ebcba1869681d9ded51845c0e9df3ac2aa8da344b616029e38c24463ba7673e17dbf55ff77ac1846e8f9b3a8ddb91d9ebbce3386e26b0e92e912d8a29da21be2dc27a67f3b3cb97cba233eb8e63121e60ac44af2bd4f5ad73f9d96d01d388380e9c9ad3bd55399d1558489ee41a2dc555d5f85cc953f0bbdbfaf8bb08465f5a6174395c0d6899fa0da8c6970aa4271d3b3b097023d08435d2ec0b7d07f335b9cfc02a60e5be410413291864fa8005da3d748a93226f4a884320eb91c1d49e7ac5f7c0f308641b4710ae27b3e1cc0cc60dc0badbba9df116d467fb1c09b8c5364190faf528543d7e43002f4a4a85f88bff5e1174c0499e6853e6511d120d7d6bbc77c4b1e26a438d1d2d5c18094aa6c5082fd541897ae6292e0ed3958ab9745412f392f34d1dc3bcf0bc130cbe2eaa4b3e3a6a2f613060f1493dd780b0251f6d2de5cd1d6b1278ce6b713929348a8c0c4ee1a5d9a45cbc036829e79ccc69ef9e744a217189bef5b9d3d3ac75d438f0003ea1537caf8d12922cd49f7a2cfbd339a5418c8689706a996a48690cff506fa158bbd6d373c1bac1a19604264a0bd4a7c6dd7c1834679c3959de7666c070e5717a1fdbf788f290e3b5be7f8e8e92ab938fca787521ad9e86475a21c9998dea023968c09d233688c3cd3d9ad0f1059b69406a3be68cb08144e58db24843ede7d2112787e5c97cf8bd93f16a0a04739bd476ea54778165a98a7f36efbef4b3783db72e082a93f9b95f3fd5be9aa65702c5e8de32659f6236540d8954654d7e7c13483ee19cdd16fdfc50118e51dfc9b943a3eb08839d94cac9da6037d8215ec8b6294e86185c2b94508a922e04a91fb09ab8f90a1f31b1eaa964ec75f63ab0061a474e8e7ce2e9e8e9460829e81d3b6717dc33f14ae761117121c81f1d45ced5cef69889faad3a59893a87d292e7210e8d73d313da873f698663d58182895c1a45440b7c97ed2a050023334b883a58b8e40e14f3994cb28fa63bfe5d5398bc680179782731c912596a8140052a1fe8e84b8672c4ce05cd20866c83c495851822d6a459da6fc700f66420e10aca3b79a7b7923b987da40a711be6ac66549a0a5dd958f18d86e6cbedecab5ac8b193933e4e258821108ebf30ca0d67899066b32d0096a3b9ed0390890abc08956e2e02b4bda4333419e11a85310c8f6bc8d7d845b8a1c56fd8cd2bfd1eb03b8d59d5aeba753dedf06872afb8a18dd6aa274f5fe4c8ca8e4a839a27eb08b83871f0afaf14291dea41cb8aa6a6d9955904d806c776a5424653528b58625aaf0948cf42652c03b4c3a5f51d1608c50a63b1071d632d5d7f19acc8274342d1a04b725dec68fa8e9f758cf646e2e3e8d3dfa91fb12a58f795618193266f54bc8adb788a4f7be60d52f5fea0b233bbc3b2fa4cf47a8f9a41075d46389fb08ed22c70ba1e9159bfe9a410720ec7534a5042a747cb4b20fb21c77e33116044ee26ca562af4f735addda3d176af2475523546dd24524f7da567b6f61554570772fdf7a8488aa5f22c7d7ac28a36ad94d56e986e50d95c15d4c5e53c28fd86e9d829327689604c73bccca3064ce14e66a66c45afea820d5ddc71a3460894622c0ef8874c61508e5215cd96fcf3d9f5c07bf8921cadcf7f2bb25c680f772ed288a306fb23bae491c01b2a905ac9e0f746123cbae6d16a2e0b2b55423adbf210a176835728786a26de0dd6567938ee8a11fca7be1641ad0df28331dd1de26fe02fcc29e0fdc7c64b2842352b86bc790437d0867499f8be49153aec95dce0abeb0bbce65b858d3425890d0e142b37dd780946e2b7be03336abb9f03f520b86f38dc536d838e2f7213f4150936cb178fc3fffb2a2527a9b3a15f471755cb034fc18defe3754bf7344b27c92bea7bc42b11779def81cc4dcd92c8c8c0c74532514793f9065f93289c52f3cd77017da9dcf7f7f5bec5a8db236aaa5d05ce209d33bd2c5351c70e517e253b9c01f9c456974392e61c5010ecc813ab52bc7150d9f76a7edb2801277adbc223e9669fac19583967c9bf9656ec92bce778ccfff023971cf464c2683830a708d870594342a34ea1c952f46a015fc7ba1b96d864910cd306652aa4d03016e15c122ba12c1ee97d1687095172e5c5ce9dc1cd848b7ee937c166827f8fbd693b137518efa04bc1fdb1e3c0b75a1c9caaa742d68c27b0e35f20badae73e2a0befac653a3e8982170f422cb5374d3c9de0ac7cfbaa6ab86e3def28ac75f59da1e92f976caa1d546bb5738d5192ddc24071b3e568c08930b463eba059ba503bdaef2752b27ce13953f9a491e43bada76e73cd4e1594f5348f1a11e62ec004f09dd2691877f0e734dfb1a91f619a3eeb6090ebcaa353081f18adaeb690edc4a89b92ca3018dd7f0b97778c4fdd73966200c6e196f9ce92c899a04211810c262fc7390669b41bd34ce171fdc360aa6252ba3e04e55a239f5bd7056ab0c1da40cb61de19dfe93dc5587af2a3726dbcc18dff960d0e7e83b0a34dbc05c99df4752dca678ea8ec5def556fe08de3a34d56512787363eca6b2a7c3de2af387727efc276c378a5292d05609f6d711d62990d7fd709e22f97174c7bf2073f1e46962504f2d908eeb2173117316275bfaf111fee5beb0e6a740276fdf056c12063ad186af6760ac0e37cebb10e3c6d22930168536f459ac666b79da9989cc607ff67c9dd297267d2474c500cc4530a0d0043e7aeb44f21a02fcdcbfa74a14f98f2d6e6362fabc8b4f68dcecc3a3a254ca622ba02663e5b9300e012b15cdf1b75463d16cefe53cabf1dfb4c3c95919837c056a5014331d3637f724c6070ae9e512527b8c3d0df79a0f743e7f5e31aa850cd11fb2d9375897c8c5a8eaf4fe5618eaa7ed43c59c1c9e6651e2fda0b7723cf79245b61b0875f0775dc5e12ec7cd4e2a61b859708206fb6980dadcdbaefbc022cd1293f9a20df1f7d8dbe0233a5d29bc242c91461232c0dd0c33625e9189e387fc98bfac3809ad6733d961a5ef2d8f83f2ede79197f50275a144e48fba23a91e7cdc9a5159dc8d15d1b3ddf103ef73809d13b74430baad4f4e039b4a8eab98b4f4ca457bdc5ff638cb204be3ab37bb68305e18997e3d69e4a3d1237bfe82e912bd0a936b7e38131757fce832025ea7ef6f66e94e19d811e0fe22976bb0160ffb0e3d47532bb91d044032fdb46b777b707d54742d3ac4a5b6466a72c2229be0feb54132954ccaa2cf3ff5300a391d1494e81ca86b05da5a249fb661626cc254f0240d0d5034b58b3b4f7e6c97a4d98a4cbaf4412aac6f1032349293f84ea30459d186e3fc50d15b9da375974d325907dec7dac9b1da3f0c84d42e63904e728404883c0c8aa7e21aa91916673e1eed22c3cf4f7466252398734529305faecd68c45957ff6005fbe1a9274908c2baaeab1c9c79030688e42e20e527bdd4c814c59d11741027e353b41ec315c3bbbd7f8f01174419730c6b4a17abdc94620b0632ad792f44d74a64e5aa0c13b128e7118924e444bafacb2a474be6130dccf8d487d806f59ddda8c53e7c59d8bc203811960677ac0fdf7aa9de92c940ff42e50c4880aef73fb82054c7a1920512bcd61b2b0e6c18a32d52d7190bac2bb9d4ac8de776bf89430b51be0a6926cbcb2f532416b7c190fcf38ddfa76aef1347c6b127558fb70b087547e3a60757fa999de233b657d55ec3f1f4eae0d0dc22d4c9f7b766d9fd7ab300097207d12cbe2261e6665c2bf1cc02a8a745496b8c16b61fb15be5b408856b7ddb169af6382658f72dfcf8c97cb2c78267006462830425b7be7bd1782f3072a61479dc07fcc54bf732f1d0e9c9a2bb225aa431c05226745445a1068c99d7f1527cb9d37ef10d82838f9a8a249b61c0dbcc4dda86eff0a36c4c913005017f9514d6593f19fec40410bb6c5524ebbd3ace9755148d80f5224acbd0c58ad0bd27ec3f70e1a9b31524aa7aa17479dfc791bef58a396b73b580113ec02ee8180083216665ee7107945ebb32547d57dca8d75ce4639e098bbd367c46632025f509e428acaae3e79decc8b33d2c98d2e42b384239ec99ec72c9bcbb39c2326b9807f30fbc96b91fc60c2d0ee60b4c4ff5a6e5b8da6497a7888d218f233b568038ff1d365e328199e9f8ad5af83ba8a0a84ab018eceb49ce88cc1ea69b3156ca4f5faf1753c39d08d71b515711c55a9852f8e14de620feb1355f559969b6f55826d62d6205744d4ad7b96593426764d5db0e3d1775142c19a8216d3051f75fe37b9ac2c5d7aef602d0f7b35e1af7adcd7e05861df805792540bb98cd2481096699fce51e224b74d8a244b1e0ca5bd1dccfea3033588a888c8647772fb1ad4eeda8239edc22db34457f25de6823c7e5122cd2fa4e4cadb0d58414605690b92c844d7a867f2122e0f8e147dd6e8ddc6998d104e95ed18b3dad289c2fadbf86ad47ca23e3599601", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) getpgid(0x0) (async) ptrace$getsig(0x4202, 0x0, 0x1, &(0x7f00000000c0)) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) getpgrp(0x0) (async) getpgid(0x0) (async) getpgid(0x0) (async) ptrace$setregset(0x4205, r2, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) getpgrp(0x0) (async) getpgid(r3) (async) ptrace$setregset(0x4205, r3, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="14cf26bc2b90cc4366e0c8b653a6b3c585d30d1a14da62acda4adfc4dd72005ceea7169e7e3e9274a4b64184d4a102e20da0a60a9c781d76f26e5fca989503abf9c9cb4ebed2abf82c32eb7ee83fcc4cafc7db8892d48a949a1cd985a82bca77de705afb44337967617583e45571f8c918a8a7a24f7b2b17e3b7cf1ad366dbfbedaa030a10a5fee422f5e8fa5bdfbaf5b0f38e34596c016628fa07b06c2042bf22e8fcb5c4dfabf588d9d2e1f26022c8d836317664204756b5ad64f160dec23ac0949038eace5579156aeb6067f465b4a4441d331fe1216c9849b6df5a090805026773007ff986704f3fb1a4a1c815b824e80d0eeb67a8631ad44a33fbbd2097be5f1996dd39e68bf4d40c52006e62d5b9eacf138e839f3e177c677a9ffc8cb242f96b527c883b5250fc0c11dc6465a19b7faa3b79684bcbb7b34123182a9623ab8bb18fc52e0cc962b248dcd95aea45a136420c55ce229548608d134e529b3fdc92522c0ae2c745ad62485a6c2c7fde6791af016eb43eead3098e5a4a1270b7b36aa03c222b1034cb798843217f87f1dbbc5ed6604608c1d9119b3d3897a7c5323036f1d303b8b1cfac63179b844a561777834cf0c40ca83a178117032a597039da4042d3a3852cfc5697240bcbf39941768579e6c107ab9349c69bbe900407a1deae9e97bde8f13b8b4e32fdf983cc3bda60dc5a0b34f8afec37cbf6eb8e2a690b54ba117989fa83c093de2e344d4bec876b6d94b377581781e393fc19274fb408d7e7845a1a705a7fda33e28fa16b0b4271d427ef206d93a5a53a452d79c296837257064b4b8c7f2203034d98d77f6080cdccd18d10891422f04dc9b459ff15c7f36e9d211189761117e1b902172013eaad66066c8fa2908c2625cc6c886e867e302e3f0129e3a1148e63fb4df47e575a743db53fa102a32b4421d8252a80bba60b1da90c3e35f3c590837c05e4568d0db8c8c65d9753cda8320b4366fb29c67272c8806a2c6d1dbdfcd689fcf47218e17c90bdffbb68e3cb706a8ae6c7e0444481951fe4a529a17c44227b7985b5fb2f13070b992310ec433bba5240b8a5b5378f24bc0501bdd181cd2a2b19b466619a82b9da59d03fa8e7b2f4bcf16f0ee07cc0563bea2d8cc203e14a8761cecb93d23cf6c8a5c7b2ba105f343ceb95a4d27e42f0cdae5f6fac454a47025be59daba3915ebeaeaf6560c955fec06d3095de7a17ab05b718055e2074f1bb2c8913e9e5db82f13d602905de8bb6de45b4591a7f3c2aee42bfdf9e9d9e0289320d24ed31b9aa968bcde196e338a68e92709f0a09ea3a6bc10904b4eb071e7bc26accb7feb260ebcba1869681d9ded51845c0e9df3ac2aa8da344b616029e38c24463ba7673e17dbf55ff77ac1846e8f9b3a8ddb91d9ebbce3386e26b0e92e912d8a29da21be2dc27a67f3b3cb97cba233eb8e63121e60ac44af2bd4f5ad73f9d96d01d388380e9c9ad3bd55399d1558489ee41a2dc555d5f85cc953f0bbdbfaf8bb08465f5a6174395c0d6899fa0da8c6970aa4271d3b3b097023d08435d2ec0b7d07f335b9cfc02a60e5be410413291864fa8005da3d748a93226f4a884320eb91c1d49e7ac5f7c0f308641b4710ae27b3e1cc0cc60dc0badbba9df116d467fb1c09b8c5364190faf528543d7e43002f4a4a85f88bff5e1174c0499e6853e6511d120d7d6bbc77c4b1e26a438d1d2d5c18094aa6c5082fd541897ae6292e0ed3958ab9745412f392f34d1dc3bcf0bc130cbe2eaa4b3e3a6a2f613060f1493dd780b0251f6d2de5cd1d6b1278ce6b713929348a8c0c4ee1a5d9a45cbc036829e79ccc69ef9e744a217189bef5b9d3d3ac75d438f0003ea1537caf8d12922cd49f7a2cfbd339a5418c8689706a996a48690cff506fa158bbd6d373c1bac1a19604264a0bd4a7c6dd7c1834679c3959de7666c070e5717a1fdbf788f290e3b5be7f8e8e92ab938fca787521ad9e86475a21c9998dea023968c09d233688c3cd3d9ad0f1059b69406a3be68cb08144e58db24843ede7d2112787e5c97cf8bd93f16a0a04739bd476ea54778165a98a7f36efbef4b3783db72e082a93f9b95f3fd5be9aa65702c5e8de32659f6236540d8954654d7e7c13483ee19cdd16fdfc50118e51dfc9b943a3eb08839d94cac9da6037d8215ec8b6294e86185c2b94508a922e04a91fb09ab8f90a1f31b1eaa964ec75f63ab0061a474e8e7ce2e9e8e9460829e81d3b6717dc33f14ae761117121c81f1d45ced5cef69889faad3a59893a87d292e7210e8d73d313da873f698663d58182895c1a45440b7c97ed2a050023334b883a58b8e40e14f3994cb28fa63bfe5d5398bc680179782731c912596a8140052a1fe8e84b8672c4ce05cd20866c83c495851822d6a459da6fc700f66420e10aca3b79a7b7923b987da40a711be6ac66549a0a5dd958f18d86e6cbedecab5ac8b193933e4e258821108ebf30ca0d67899066b32d0096a3b9ed0390890abc08956e2e02b4bda4333419e11a85310c8f6bc8d7d845b8a1c56fd8cd2bfd1eb03b8d59d5aeba753dedf06872afb8a18dd6aa274f5fe4c8ca8e4a839a27eb08b83871f0afaf14291dea41cb8aa6a6d9955904d806c776a5424653528b58625aaf0948cf42652c03b4c3a5f51d1608c50a63b1071d632d5d7f19acc8274342d1a04b725dec68fa8e9f758cf646e2e3e8d3dfa91fb12a58f795618193266f54bc8adb788a4f7be60d52f5fea0b233bbc3b2fa4cf47a8f9a41075d46389fb08ed22c70ba1e9159bfe9a410720ec7534a5042a747cb4b20fb21c77e33116044ee26ca562af4f735addda3d176af2475523546dd24524f7da567b6f61554570772fdf7a8488aa5f22c7d7ac28a36ad94d56e986e50d95c15d4c5e53c28fd86e9d829327689604c73bccca3064ce14e66a66c45afea820d5ddc71a3460894622c0ef8874c61508e5215cd96fcf3d9f5c07bf8921cadcf7f2bb25c680f772ed288a306fb23bae491c01b2a905ac9e0f746123cbae6d16a2e0b2b55423adbf210a176835728786a26de0dd6567938ee8a11fca7be1641ad0df28331dd1de26fe02fcc29e0fdc7c64b2842352b86bc790437d0867499f8be49153aec95dce0abeb0bbce65b858d3425890d0e142b37dd780946e2b7be03336abb9f03f520b86f38dc536d838e2f7213f4150936cb178fc3fffb2a2527a9b3a15f471755cb034fc18defe3754bf7344b27c92bea7bc42b11779def81cc4dcd92c8c8c0c74532514793f9065f93289c52f3cd77017da9dcf7f7f5bec5a8db236aaa5d05ce209d33bd2c5351c70e517e253b9c01f9c456974392e61c5010ecc813ab52bc7150d9f76a7edb2801277adbc223e9669fac19583967c9bf9656ec92bce778ccfff023971cf464c2683830a708d870594342a34ea1c952f46a015fc7ba1b96d864910cd306652aa4d03016e15c122ba12c1ee97d1687095172e5c5ce9dc1cd848b7ee937c166827f8fbd693b137518efa04bc1fdb1e3c0b75a1c9caaa742d68c27b0e35f20badae73e2a0befac653a3e8982170f422cb5374d3c9de0ac7cfbaa6ab86e3def28ac75f59da1e92f976caa1d546bb5738d5192ddc24071b3e568c08930b463eba059ba503bdaef2752b27ce13953f9a491e43bada76e73cd4e1594f5348f1a11e62ec004f09dd2691877f0e734dfb1a91f619a3eeb6090ebcaa353081f18adaeb690edc4a89b92ca3018dd7f0b97778c4fdd73966200c6e196f9ce92c899a04211810c262fc7390669b41bd34ce171fdc360aa6252ba3e04e55a239f5bd7056ab0c1da40cb61de19dfe93dc5587af2a3726dbcc18dff960d0e7e83b0a34dbc05c99df4752dca678ea8ec5def556fe08de3a34d56512787363eca6b2a7c3de2af387727efc276c378a5292d05609f6d711d62990d7fd709e22f97174c7bf2073f1e46962504f2d908eeb2173117316275bfaf111fee5beb0e6a740276fdf056c12063ad186af6760ac0e37cebb10e3c6d22930168536f459ac666b79da9989cc607ff67c9dd297267d2474c500cc4530a0d0043e7aeb44f21a02fcdcbfa74a14f98f2d6e6362fabc8b4f68dcecc3a3a254ca622ba02663e5b9300e012b15cdf1b75463d16cefe53cabf1dfb4c3c95919837c056a5014331d3637f724c6070ae9e512527b8c3d0df79a0f743e7f5e31aa850cd11fb2d9375897c8c5a8eaf4fe5618eaa7ed43c59c1c9e6651e2fda0b7723cf79245b61b0875f0775dc5e12ec7cd4e2a61b859708206fb6980dadcdbaefbc022cd1293f9a20df1f7d8dbe0233a5d29bc242c91461232c0dd0c33625e9189e387fc98bfac3809ad6733d961a5ef2d8f83f2ede79197f50275a144e48fba23a91e7cdc9a5159dc8d15d1b3ddf103ef73809d13b74430baad4f4e039b4a8eab98b4f4ca457bdc5ff638cb204be3ab37bb68305e18997e3d69e4a3d1237bfe82e912bd0a936b7e38131757fce832025ea7ef6f66e94e19d811e0fe22976bb0160ffb0e3d47532bb91d044032fdb46b777b707d54742d3ac4a5b6466a72c2229be0feb54132954ccaa2cf3ff5300a391d1494e81ca86b05da5a249fb661626cc254f0240d0d5034b58b3b4f7e6c97a4d98a4cbaf4412aac6f1032349293f84ea30459d186e3fc50d15b9da375974d325907dec7dac9b1da3f0c84d42e63904e728404883c0c8aa7e21aa91916673e1eed22c3cf4f7466252398734529305faecd68c45957ff6005fbe1a9274908c2baaeab1c9c79030688e42e20e527bdd4c814c59d11741027e353b41ec315c3bbbd7f8f01174419730c6b4a17abdc94620b0632ad792f44d74a64e5aa0c13b128e7118924e444bafacb2a474be6130dccf8d487d806f59ddda8c53e7c59d8bc203811960677ac0fdf7aa9de92c940ff42e50c4880aef73fb82054c7a1920512bcd61b2b0e6c18a32d52d7190bac2bb9d4ac8de776bf89430b51be0a6926cbcb2f532416b7c190fcf38ddfa76aef1347c6b127558fb70b087547e3a60757fa999de233b657d55ec3f1f4eae0d0dc22d4c9f7b766d9fd7ab300097207d12cbe2261e6665c2bf1cc02a8a745496b8c16b61fb15be5b408856b7ddb169af6382658f72dfcf8c97cb2c78267006462830425b7be7bd1782f3072a61479dc07fcc54bf732f1d0e9c9a2bb225aa431c05226745445a1068c99d7f1527cb9d37ef10d82838f9a8a249b61c0dbcc4dda86eff0a36c4c913005017f9514d6593f19fec40410bb6c5524ebbd3ace9755148d80f5224acbd0c58ad0bd27ec3f70e1a9b31524aa7aa17479dfc791bef58a396b73b580113ec02ee8180083216665ee7107945ebb32547d57dca8d75ce4639e098bbd367c46632025f509e428acaae3e79decc8b33d2c98d2e42b384239ec99ec72c9bcbb39c2326b9807f30fbc96b91fc60c2d0ee60b4c4ff5a6e5b8da6497a7888d218f233b568038ff1d365e328199e9f8ad5af83ba8a0a84ab018eceb49ce88cc1ea69b3156ca4f5faf1753c39d08d71b515711c55a9852f8e14de620feb1355f559969b6f55826d62d6205744d4ad7b96593426764d5db0e3d1775142c19a8216d3051f75fe37b9ac2c5d7aef602d0f7b35e1af7adcd7e05861df805792540bb98cd2481096699fce51e224b74d8a244b1e0ca5bd1dccfea3033588a888c8647772fb1ad4eeda8239edc22db34457f25de6823c7e5122cd2fa4e4cadb0d58414605690b92c844d7a867f2122e0f8e147dd6e8ddc6998d104e95ed18b3dad289c2fadbf86ad47ca23e3599601", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:59:12 executing program 2: ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) 18:59:12 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) (async) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r2, 0x89eb, &(0x7f0000000000)={0x85a6, 0x3, 0xdb00, 0x8, 0x3, 0x10, 0x5, "e2a3bf36e8569f702a6ca97f1ce4ce6a280e9c43", "cf88dfe62e73373dc1f2ac085072d7a4997ac9c3"}) (async) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 2034.717493] block nbd3: Receive control failed (result -32) [ 2034.723548] block nbd3: shutting down sockets [ 2034.738878] block nbd5: Receive control failed (result -32) [ 2034.744980] block nbd5: shutting down sockets 18:59:12 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) pipe2$9p(&(0x7f00000000c0)={0xffffffffffffffff}, 0x800) (async) r3 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000001c0)={0xffffffffffffffff}, 0x4) (async) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) bpf$BPF_LINK_CREATE(0x1c, &(0x7f0000000240)={r3, r4, 0x16}, 0x10) r5 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r5, 0xaf01, 0x0) (async) mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x2, &(0x7f0000000100)={'trans=fd,', {'rfdno', 0x3d, r2}, 0x2c, {'wfdno', 0x3d, r5}, 0x2c, {[{@access_client}], [{@uid_eq={'uid', 0x3d, 0xffffffffffffffff}}, {@smackfsroot={'smackfsroot', 0x3d, '/dev/nbd#\x00'}}, {@seclabel}, {@smackfshat={'smackfshat', 0x3d, '@@)'}}, {@smackfstransmute={'smackfstransmute', 0x3d, '+'}}, {@mask={'mask', 0x3d, 'MAY_READ'}}, {@dont_measure}]}}) 18:59:12 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 18:59:12 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) connect$vsock_stream(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2711, @my=0x1}, 0x10) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) (async) connect$vsock_stream(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2711, @my=0x1}, 0x10) (async) 18:59:12 executing program 2: ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) (async) [ 2034.849714] block nbd4: Receive control failed (result -32) [ 2034.856458] block nbd4: shutting down sockets 18:59:12 executing program 3: getpgid(0x0) ptrace$getsig(0x4202, 0x0, 0x1, &(0x7f00000000c0)) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = getpgrp(0x0) (async) getpgid(0x0) (async) getpgid(0x0) ptrace$setregset(0x4205, r2, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r3 = getpgrp(0x0) getpgid(r3) (async) ptrace$setregset(0x4205, r3, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) [ 2034.908835] block nbd3: shutting down sockets 18:59:12 executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_TRAP_GROUP_GET(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000140)={&(0x7f0000000040)=ANY=[@ANYBLOB="f8000000", @ANYRES16=0x0, @ANYBLOB="000227bd7000fcdbdf2541000000080001007063690011000200303030303a30303a31302e30000000000d0087006c325f64726f707300000000080001007063690011000200303030303a30303a31302e30000000000d0087006c325f64726f7073000000000e0001006e657464657673696d0000000f0002006e65746465765e696d3000000d0087006c325f64726f707300000000080001007063690011000200303030303a30303a31302e3000000087006c325f64726f7073000000000e0001006e657464657673696d0000000f0002006e657464657673696d3000000d0087006c325f64726f707300000000"], 0xf8}}, 0x20044000) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000240), r1) sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_SET(r1, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x60, r2, 0x100, 0x70bd28, 0x25dfdbff, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x8, 0xb, 0x80000001}, {0x6, 0x16, 0x9}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0x6}, {0x8, 0xb, 0x1}}]}, 0x60}, 0x1, 0x0, 0x0, 0x40804}, 0x40000) r3 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0x1263, 0xffffffffffffffff) syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), r0) [ 2034.975966] block nbd0: shutting down sockets [ 2035.044874] block nbd4: shutting down sockets 18:59:12 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x8) 18:59:12 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 18:59:12 executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_TRAP_GROUP_GET(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000140)={&(0x7f0000000040)=ANY=[@ANYBLOB="f8000000", @ANYRES16=0x0, @ANYBLOB="000227bd7000fcdbdf2541000000080001007063690011000200303030303a30303a31302e30000000000d0087006c325f64726f707300000000080001007063690011000200303030303a30303a31302e30000000000d0087006c325f64726f7073000000000e0001006e657464657673696d0000000f0002006e65746465765e696d3000000d0087006c325f64726f707300000000080001007063690011000200303030303a30303a31302e3000000087006c325f64726f7073000000000e0001006e657464657673696d0000000f0002006e657464657673696d3000000d0087006c325f64726f707300000000"], 0xf8}}, 0x20044000) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000240), r1) sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_SET(r1, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x60, r2, 0x100, 0x70bd28, 0x25dfdbff, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x8, 0xb, 0x80000001}, {0x6, 0x16, 0x9}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0x6}, {0x8, 0xb, 0x1}}]}, 0x60}, 0x1, 0x0, 0x0, 0x40804}, 0x40000) r3 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0x1263, 0xffffffffffffffff) syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), r0) socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$DEVLINK_CMD_TRAP_GROUP_GET(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000140)={&(0x7f0000000040)=ANY=[@ANYBLOB="f8000000", @ANYRES16=0x0, @ANYBLOB="000227bd7000fcdbdf2541000000080001007063690011000200303030303a30303a31302e30000000000d0087006c325f64726f707300000000080001007063690011000200303030303a30303a31302e30000000000d0087006c325f64726f7073000000000e0001006e657464657673696d0000000f0002006e65746465765e696d3000000d0087006c325f64726f707300000000080001007063690011000200303030303a30303a31302e3000000087006c325f64726f7073000000000e0001006e657464657673696d0000000f0002006e657464657673696d3000000d0087006c325f64726f707300000000"], 0xf8}}, 0x20044000) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$devlink(&(0x7f0000000240), r1) (async) sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_SET(r1, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x60, r2, 0x100, 0x70bd28, 0x25dfdbff, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x8, 0xb, 0x80000001}, {0x6, 0x16, 0x9}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0x6}, {0x8, 0xb, 0x1}}]}, 0x60}, 0x1, 0x0, 0x0, 0x40804}, 0x40000) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r3, 0x1263, 0xffffffffffffffff) (async) syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), r0) (async) 18:59:12 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) connect$vsock_stream(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2711, @my=0x1}, 0x10) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) (async) connect$vsock_stream(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2711, @my=0x1}, 0x10) (async) [ 2035.148508] block nbd1: Receive control failed (result -32) [ 2035.154663] block nbd1: shutting down sockets 18:59:12 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) (async) 18:59:12 executing program 2: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_TRAP_GROUP_GET(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000140)={&(0x7f0000000040)=ANY=[@ANYBLOB="f8000000", @ANYRES16=0x0, @ANYBLOB="000227bd7000fcdbdf2541000000080001007063690011000200303030303a30303a31302e30000000000d0087006c325f64726f707300000000080001007063690011000200303030303a30303a31302e30000000000d0087006c325f64726f7073000000000e0001006e657464657673696d0000000f0002006e65746465765e696d3000000d0087006c325f64726f707300000000080001007063690011000200303030303a30303a31302e3000000087006c325f64726f7073000000000e0001006e657464657673696d0000000f0002006e657464657673696d3000000d0087006c325f64726f707300000000"], 0xf8}}, 0x20044000) (async) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$devlink(&(0x7f0000000240), r1) sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_SET(r1, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x60, r2, 0x100, 0x70bd28, 0x25dfdbff, {}, [{{@pci={{0x8}, {0x11}}, {0x8}}, {0x8, 0xb, 0x80000001}, {0x6, 0x16, 0x9}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0x6}, {0x8, 0xb, 0x1}}]}, 0x60}, 0x1, 0x0, 0x0, 0x40804}, 0x40000) r3 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0x1263, 0xffffffffffffffff) (async) syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), r0) [ 2035.333263] block nbd0: shutting down sockets [ 2035.348072] block nbd4: shutting down sockets 18:59:13 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:13 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$VHOST_GET_VRING_BASE(0xffffffffffffffff, 0xc008af12, &(0x7f0000000000)) setsockopt$MISDN_TIME_STAMP(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000040), 0x4) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:13 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x36) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GCALLUSERDATA(r2, 0x89e4, &(0x7f0000000700)={0x0, "07f1c1b4e270eb86c55832e526ee3f4f1152e9d9ae9b5549bdf1f583b8e9c23afd2aeaa67e0a90e414b4b3db00850687f3c41b460bd03701c5600c757ca0e7255430f17af45cc72ac93b2ea35e0f09a886c8431ad313332bc59569e0e7975e80fd5c124c14afd13730d8f51198cce4e47b55be400874070cb895120a05b8b112"}) ioctl$SIOCX25GCAUSEDIAG(r2, 0x89e6, &(0x7f0000000080)={0x23, 0x1a}) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) setsockopt$XDP_RX_RING(r3, 0x11b, 0x2, &(0x7f0000000000)=0x4002, 0x4) 18:59:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x250400) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = socket$vsock_stream(0x28, 0x1, 0x0) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r2, 0x28, 0x1, &(0x7f0000000000)=0x6, 0x8) [ 2035.691129] block nbd5: Receive control failed (result -32) [ 2035.698297] block nbd5: shutting down sockets 18:59:13 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000001340)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xfffffffffffffc35}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x250400) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) r2 = socket$vsock_stream(0x28, 0x1, 0x0) (async) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r2, 0x28, 0x1, &(0x7f0000000000)=0x6, 0x8) [ 2035.853884] block nbd3: Receive control failed (result -32) [ 2035.859898] block nbd3: shutting down sockets 18:59:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) connect$vsock_stream(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2711, @my=0x1}, 0x10) 18:59:13 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$VHOST_GET_VRING_BASE(0xffffffffffffffff, 0xc008af12, &(0x7f0000000000)) setsockopt$MISDN_TIME_STAMP(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000040), 0x4) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$VHOST_GET_VRING_BASE(0xffffffffffffffff, 0xc008af12, &(0x7f0000000000)) (async) setsockopt$MISDN_TIME_STAMP(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000040), 0x4) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) 18:59:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x250400) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (rerun: 64) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) r2 = socket$vsock_stream(0x28, 0x1, 0x0) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r2, 0x28, 0x1, &(0x7f0000000000)=0x6, 0x8) [ 2036.076037] block nbd1: Receive control failed (result -32) [ 2036.082027] block nbd1: shutting down sockets 18:59:13 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$VHOST_GET_VRING_BASE(0xffffffffffffffff, 0xc008af12, &(0x7f0000000000)) setsockopt$MISDN_TIME_STAMP(0xffffffffffffffff, 0x0, 0x1, &(0x7f0000000040), 0x4) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:13 executing program 0: socket$inet6_udp(0xa, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:13 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0x1263, r5) r6 = syz_open_dev$vcsn(&(0x7f0000000040), 0x7, 0x80) ioctl$NBD_SET_FLAGS(r6, 0xab0a, 0x5) [ 2036.211097] Bluetooth: hci1: command 0x0406 tx timeout [ 2036.216642] Bluetooth: hci2: command 0x0406 tx timeout [ 2036.234223] Bluetooth: hci5: command 0x0406 tx timeout [ 2036.254966] Bluetooth: hci0: command 0x0406 tx timeout [ 2036.297591] block nbd0: shutting down sockets 18:59:14 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:14 executing program 0: socket$inet6_udp(0xa, 0x2, 0x0) (async) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:14 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0x1263, r5) (async) r6 = syz_open_dev$vcsn(&(0x7f0000000040), 0x7, 0x80) ioctl$NBD_SET_FLAGS(r6, 0xab0a, 0x5) 18:59:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x36) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GCALLUSERDATA(r2, 0x89e4, &(0x7f0000000700)={0x0, "07f1c1b4e270eb86c55832e526ee3f4f1152e9d9ae9b5549bdf1f583b8e9c23afd2aeaa67e0a90e414b4b3db00850687f3c41b460bd03701c5600c757ca0e7255430f17af45cc72ac93b2ea35e0f09a886c8431ad313332bc59569e0e7975e80fd5c124c14afd13730d8f51198cce4e47b55be400874070cb895120a05b8b112"}) (async) ioctl$SIOCX25GCAUSEDIAG(r2, 0x89e6, &(0x7f0000000080)={0x23, 0x1a}) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) setsockopt$XDP_RX_RING(r3, 0x11b, 0x2, &(0x7f0000000000)=0x4002, 0x4) [ 2036.586893] block nbd4: Receive control failed (result -32) [ 2036.591485] block nbd4: shutting down sockets [ 2036.605464] block nbd5: Receive control failed (result -32) [ 2036.611570] block nbd5: shutting down sockets [ 2036.725065] block nbd0: shutting down sockets 18:59:14 executing program 3: r0 = getpgrp(0x0) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) (async, rerun: 32) getpgid(0x0) (async, rerun: 32) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000001340)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xfffffffffffffc35}) (async) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r4 = getpgrp(0x0) getpgid(r4) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) setpgid(0x0, 0x0) (async, rerun: 32) ioctl$NBD_DO_IT(r1, 0xab03) (rerun: 32) 18:59:14 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0x1263, r5) (async) r6 = syz_open_dev$vcsn(&(0x7f0000000040), 0x7, 0x80) ioctl$NBD_SET_FLAGS(r6, 0xab0a, 0x5) [ 2036.756567] block nbd3: Receive control failed (result -32) [ 2036.762810] block nbd3: shutting down sockets 18:59:14 executing program 0: socket$inet6_udp(0xa, 0x2, 0x0) (async, rerun: 64) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:14 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x2a200) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x40183, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) getsockopt$bt_rfcomm_RFCOMM_LM(r2, 0x12, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) openat$ion(0xffffffffffffff9c, &(0x7f00000000c0), 0x1, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 18:59:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) connect$vsock_stream(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2711, @my=0x1}, 0x10) [ 2036.983798] block nbd1: Receive control failed (result -32) [ 2036.984916] block nbd1: shutting down sockets 18:59:14 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x2a200) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x40183, 0x0) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) getsockopt$bt_rfcomm_RFCOMM_LM(r2, 0x12, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) (async) openat$ion(0xffffffffffffff9c, &(0x7f00000000c0), 0x1, 0x0) (async) ioctl$NBD_DISCONNECT(r1, 0xab08) 18:59:14 executing program 0: getsockopt$XDP_MMAP_OFFSETS(0xffffffffffffffff, 0x11b, 0x1, &(0x7f0000000080), &(0x7f0000000000)=0x80) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x40841) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_TIMEOUT(0xffffffffffffffff, 0xab09, 0x8) 18:59:14 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x2a200) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x40183, 0x0) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async, rerun: 32) getsockopt$bt_rfcomm_RFCOMM_LM(r2, 0x12, 0x3, &(0x7f0000000040), &(0x7f0000000080)=0x4) (async, rerun: 32) openat$ion(0xffffffffffffff9c, &(0x7f00000000c0), 0x1, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 2037.201178] block nbd0: shutting down sockets 18:59:15 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:15 executing program 0: getsockopt$XDP_MMAP_OFFSETS(0xffffffffffffffff, 0x11b, 0x1, &(0x7f0000000080), &(0x7f0000000000)=0x80) (async, rerun: 32) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x40841) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_SET_TIMEOUT(0xffffffffffffffff, 0xab09, 0x8) 18:59:15 executing program 2: accept4$x25(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000080)=0x12, 0x800) r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x92ec0) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x800) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:15 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x36) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (async, rerun: 64) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) (rerun: 64) ioctl$SIOCX25GCALLUSERDATA(r2, 0x89e4, &(0x7f0000000700)={0x0, "07f1c1b4e270eb86c55832e526ee3f4f1152e9d9ae9b5549bdf1f583b8e9c23afd2aeaa67e0a90e414b4b3db00850687f3c41b460bd03701c5600c757ca0e7255430f17af45cc72ac93b2ea35e0f09a886c8431ad313332bc59569e0e7975e80fd5c124c14afd13730d8f51198cce4e47b55be400874070cb895120a05b8b112"}) (async) ioctl$SIOCX25GCAUSEDIAG(r2, 0x89e6, &(0x7f0000000080)={0x23, 0x1a}) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) setsockopt$XDP_RX_RING(r3, 0x11b, 0x2, &(0x7f0000000000)=0x4002, 0x4) [ 2037.509276] block nbd5: Receive control failed (result -32) [ 2037.509817] block nbd5: shutting down sockets [ 2037.519597] block nbd4: Receive control failed (result -32) [ 2037.525606] block nbd4: shutting down sockets 18:59:15 executing program 3: r0 = getpgrp(0x0) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) (async) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000001340)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xfffffffffffffc35}) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:15 executing program 2: accept4$x25(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000080)=0x12, 0x800) (async) r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x92ec0) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x800) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) [ 2037.665408] block nbd3: Receive control failed (result -32) [ 2037.671578] block nbd3: shutting down sockets 18:59:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) connect$vsock_stream(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2711, @my=0x1}, 0x10) 18:59:15 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0xb8242) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(0xffffffffffffffff, 0x28, 0x6, &(0x7f0000000000)={0x77359400}, 0x10) 18:59:15 executing program 0: getsockopt$XDP_MMAP_OFFSETS(0xffffffffffffffff, 0x11b, 0x1, &(0x7f0000000080), &(0x7f0000000000)=0x80) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x40841) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_SET_TIMEOUT(0xffffffffffffffff, 0xab09, 0x8) 18:59:15 executing program 2: accept4$x25(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000080)=0x12, 0x800) r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x92ec0) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x800) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) accept4$x25(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000080)=0x12, 0x800) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x92ec0) (async) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x800) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) [ 2037.895161] block nbd1: Receive control failed (result -32) [ 2037.897192] block nbd1: shutting down sockets 18:59:15 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0xb8242) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(0xffffffffffffffff, 0x28, 0x6, &(0x7f0000000000)={0x77359400}, 0x10) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0xb8242) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(0xffffffffffffffff, 0x28, 0x6, &(0x7f0000000000)={0x77359400}, 0x10) (async) 18:59:15 executing program 2: set_tid_address(&(0x7f0000000000)) socket$vsock_stream(0x28, 0x1, 0x0) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) setsockopt$bt_rfcomm_RFCOMM_LM(r0, 0x12, 0x3, &(0x7f0000000040), 0x4) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x2000) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) 18:59:15 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$apparmor_exec(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="008461636b205c"], 0x9) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$MON_IOCQ_RING_SIZE(r2, 0x9205) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) [ 2038.031448] block nbd0: shutting down sockets 18:59:15 executing program 2: set_tid_address(&(0x7f0000000000)) (async) socket$vsock_stream(0x28, 0x1, 0x0) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) (async) setsockopt$bt_rfcomm_RFCOMM_LM(r0, 0x12, 0x3, &(0x7f0000000040), 0x4) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x2000) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) 18:59:15 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0xb8242) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async, rerun: 32) ioctl$NBD_DO_IT(r0, 0xab03) (async, rerun: 32) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(0xffffffffffffffff, 0x28, 0x6, &(0x7f0000000000)={0x77359400}, 0x10) [ 2038.194347] block nbd0: shutting down sockets 18:59:16 executing program 4: r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000000080), 0x301000, 0x0) ioctl$ION_IOC_HEAP_QUERY(r0, 0xc0184908, &(0x7f0000000100)={0x34, 0x0, &(0x7f00000000c0)}) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) r3 = bpf$ITER_CREATE(0x21, &(0x7f0000000180), 0x8) fanotify_mark(0xffffffffffffffff, 0x81, 0x28, r3, &(0x7f00000001c0)='./file0\x00') r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r5 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GCALLUSERDATA(r5, 0x89e4, &(0x7f0000000700)={0x0, "07f1c1b4e270eb86c55832e526ee3f4f1152e9d9ae9b5549bdf1f583b8e9c23afd2aeaa67e0a90e414b4b3db00850687f3c41b460bd03701c5600c757ca0e7255430f17af45cc72ac93b2ea35e0f09a886c8431ad313332bc59569e0e7975e80fd5c124c14afd13730d8f51198cce4e47b55be400874070cb895120a05b8b112"}) ioctl$sock_x25_SIOCADDRT(r5, 0x890b, &(0x7f0000000240)={@null, 0x1, 'vlan0\x00'}) ioctl$NBD_SET_TIMEOUT(r4, 0xab09, 0x6) r6 = syz_open_dev$vcsn(&(0x7f0000000340), 0xfffffffffffffff7, 0x80) getsockopt$bt_l2cap_L2CAP_LM(r6, 0x6, 0x3, &(0x7f0000000380), &(0x7f00000003c0)=0x4) r7 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x149880) ioctl$NBD_DISCONNECT(r7, 0xab08) [ 2038.436344] block nbd4: Receive control failed (result -32) [ 2038.440172] block nbd4: shutting down sockets 18:59:16 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) r5 = getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ptrace$poke(0x5, r5, &(0x7f00000001c0), 0xfffffffffffffff8) 18:59:16 executing program 2: set_tid_address(&(0x7f0000000000)) socket$vsock_stream(0x28, 0x1, 0x0) (async) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) (async) setsockopt$bt_rfcomm_RFCOMM_LM(r0, 0x12, 0x3, &(0x7f0000000040), 0x4) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x2000) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) [ 2038.554583] block nbd4: NBD_DISCONNECT [ 2038.562013] block nbd3: Receive control failed (result -32) [ 2038.568021] block nbd3: shutting down sockets 18:59:16 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) connect$vsock_stream(0xffffffffffffffff, &(0x7f0000000000)={0x28, 0x0, 0x2711, @my=0x1}, 0x10) 18:59:16 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x490000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$apparmor_exec(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="008461636b205c"], 0x9) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$MON_IOCQ_RING_SIZE(r2, 0x9205) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) (async) write$apparmor_exec(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="008461636b205c"], 0x9) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$MON_IOCQ_RING_SIZE(r2, 0x9205) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) (async) 18:59:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000040), 0x5, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$TUNSETNOCSUM(r1, 0x400454c8, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) accept4$x25(r1, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000080)=0x12, 0x80000) [ 2038.815894] block nbd1: Receive control failed (result -32) [ 2038.821940] block nbd1: shutting down sockets 18:59:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000040), 0x5, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) ioctl$TUNSETNOCSUM(r1, 0x400454c8, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) accept4$x25(r1, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000080)=0x12, 0x80000) 18:59:16 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x490000) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) write$apparmor_exec(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="008461636b205c"], 0x9) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$MON_IOCQ_RING_SIZE(r2, 0x9205) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) (async) write$apparmor_exec(r1, &(0x7f0000000080)=ANY=[@ANYBLOB="008461636b205c"], 0x9) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$MON_IOCQ_RING_SIZE(r2, 0x9205) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) (async) [ 2038.935423] block nbd0: shutting down sockets 18:59:16 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000040), 0x5, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$TUNSETNOCSUM(r1, 0x400454c8, 0x0) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) accept4$x25(r1, &(0x7f0000000000)={0x9, @remote}, &(0x7f0000000080)=0x12, 0x80000) 18:59:16 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x490000) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (rerun: 32) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) [ 2039.083092] block nbd0: shutting down sockets [ 2039.253062] ieee802154 phy0 wpan0: encryption failed: -22 [ 2039.258741] ieee802154 phy1 wpan1: encryption failed: -22 18:59:16 executing program 4: r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000000080), 0x301000, 0x0) ioctl$ION_IOC_HEAP_QUERY(r0, 0xc0184908, &(0x7f0000000100)={0x34, 0x0, &(0x7f00000000c0)}) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) r3 = bpf$ITER_CREATE(0x21, &(0x7f0000000180), 0x8) fanotify_mark(0xffffffffffffffff, 0x81, 0x28, r3, &(0x7f00000001c0)='./file0\x00') (async) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r5 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GCALLUSERDATA(r5, 0x89e4, &(0x7f0000000700)={0x0, "07f1c1b4e270eb86c55832e526ee3f4f1152e9d9ae9b5549bdf1f583b8e9c23afd2aeaa67e0a90e414b4b3db00850687f3c41b460bd03701c5600c757ca0e7255430f17af45cc72ac93b2ea35e0f09a886c8431ad313332bc59569e0e7975e80fd5c124c14afd13730d8f51198cce4e47b55be400874070cb895120a05b8b112"}) (async) ioctl$sock_x25_SIOCADDRT(r5, 0x890b, &(0x7f0000000240)={@null, 0x1, 'vlan0\x00'}) (async) ioctl$NBD_SET_TIMEOUT(r4, 0xab09, 0x6) r6 = syz_open_dev$vcsn(&(0x7f0000000340), 0xfffffffffffffff7, 0x80) getsockopt$bt_l2cap_L2CAP_LM(r6, 0x6, 0x3, &(0x7f0000000380), &(0x7f00000003c0)=0x4) (async) r7 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x149880) ioctl$NBD_DISCONNECT(r7, 0xab08) [ 2039.307264] block nbd4: Disconnected due to user request. 18:59:17 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) r5 = getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ptrace$poke(0x5, r5, &(0x7f00000001c0), 0xfffffffffffffff8) getpgrp(0x0) (async) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) getpgrp(0x0) (async) getpgid(0x0) (async) getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) getpgrp(0x0) (async) getpgid(r4) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) ptrace$poke(0x5, r5, &(0x7f00000001c0), 0xfffffffffffffff8) (async) 18:59:17 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x140c03) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) ioctl$NBD_DISCONNECT(r1, 0xab08) ioctl$IMCLEAR_L2(0xffffffffffffffff, 0x80044946, &(0x7f0000000000)=0x9) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) [ 2039.445085] block nbd4: NBD_DISCONNECT [ 2039.452105] block nbd3: Receive control failed (result -32) [ 2039.452441] block nbd3: shutting down sockets [ 2039.606820] block nbd3: shutting down sockets [ 2039.630685] block nbd3: Device being setup by another task 18:59:17 executing program 1: r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000000080), 0x301000, 0x0) ioctl$ION_IOC_HEAP_QUERY(r0, 0xc0184908, &(0x7f0000000100)={0x34, 0x0, &(0x7f00000000c0)}) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) ioctl$NBD_DO_IT(r1, 0xab03) r3 = bpf$ITER_CREATE(0x21, &(0x7f0000000180), 0x8) fanotify_mark(0xffffffffffffffff, 0x81, 0x28, r3, &(0x7f00000001c0)='./file0\x00') r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r5 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GCALLUSERDATA(r5, 0x89e4, &(0x7f0000000700)={0x0, "07f1c1b4e270eb86c55832e526ee3f4f1152e9d9ae9b5549bdf1f583b8e9c23afd2aeaa67e0a90e414b4b3db00850687f3c41b460bd03701c5600c757ca0e7255430f17af45cc72ac93b2ea35e0f09a886c8431ad313332bc59569e0e7975e80fd5c124c14afd13730d8f51198cce4e47b55be400874070cb895120a05b8b112"}) ioctl$sock_x25_SIOCADDRT(r5, 0x890b, &(0x7f0000000240)={@null, 0x1, 'vlan0\x00'}) ioctl$NBD_SET_TIMEOUT(r4, 0xab09, 0x6) r6 = syz_open_dev$vcsn(&(0x7f0000000340), 0xfffffffffffffff7, 0x80) getsockopt$bt_l2cap_L2CAP_LM(r6, 0x6, 0x3, &(0x7f0000000380), &(0x7f00000003c0)=0x4) r7 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x149880) ioctl$NBD_DISCONNECT(r7, 0xab08) 18:59:17 executing program 0: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) ioctl$VHOST_SET_VRING_BASE(r0, 0x4008af12, &(0x7f0000000040)={0x2, 0x2a4fdb6f}) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) ioctl$PPPIOCSFLAGS(r3, 0x40047459, &(0x7f0000000080)=0x402096) 18:59:17 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0xc0800) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) setsockopt$XDP_UMEM_REG(r3, 0x11b, 0x4, &(0x7f00000001c0)={&(0x7f0000000100)=""/137, 0x120a000, 0x800, 0x0, 0x1}, 0x20) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0xc0, 0x0) syz_open_dev$vcsn(&(0x7f00000000c0), 0x83d6, 0x321000) r5 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) r6 = syz_open_dev$vcsn(&(0x7f0000000300), 0x1, 0x20000) ioctl$VHOST_SET_LOG_BASE(r1, 0x4008af04, &(0x7f00000002c0)=&(0x7f0000000240)) ioctl$VHOST_GET_VRING_ENDIAN(r6, 0x4008af14, 0x0) mmap$xdp(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x0, 0x20010, r6, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:17 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x140c03) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) ioctl$NBD_DISCONNECT(r1, 0xab08) ioctl$IMCLEAR_L2(0xffffffffffffffff, 0x80044946, &(0x7f0000000000)=0x9) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:17 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) r5 = getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ptrace$poke(0x5, r5, &(0x7f00000001c0), 0xfffffffffffffff8) getpgrp(0x0) (async) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) getpgrp(0x0) (async) getpgid(0x0) (async) getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) getpgrp(0x0) (async) getpgid(r4) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) ptrace$poke(0x5, r5, &(0x7f00000001c0), 0xfffffffffffffff8) (async) [ 2039.707704] block nbd1: Receive control failed (result -32) [ 2039.708821] block nbd1: shutting down sockets 18:59:17 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0xc0800) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) setsockopt$XDP_UMEM_REG(r3, 0x11b, 0x4, &(0x7f00000001c0)={&(0x7f0000000100)=""/137, 0x120a000, 0x800, 0x0, 0x1}, 0x20) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0xc0, 0x0) syz_open_dev$vcsn(&(0x7f00000000c0), 0x83d6, 0x321000) r5 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) r6 = syz_open_dev$vcsn(&(0x7f0000000300), 0x1, 0x20000) ioctl$VHOST_SET_LOG_BASE(r1, 0x4008af04, &(0x7f00000002c0)=&(0x7f0000000240)) ioctl$VHOST_GET_VRING_ENDIAN(r6, 0x4008af14, 0x0) mmap$xdp(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x0, 0x20010, r6, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0xc0800) (async) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) setsockopt$XDP_UMEM_REG(r3, 0x11b, 0x4, &(0x7f00000001c0)={&(0x7f0000000100)=""/137, 0x120a000, 0x800, 0x0, 0x1}, 0x20) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0xc0, 0x0) (async) syz_open_dev$vcsn(&(0x7f00000000c0), 0x83d6, 0x321000) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async) syz_open_dev$vcsn(&(0x7f0000000300), 0x1, 0x20000) (async) ioctl$VHOST_SET_LOG_BASE(r1, 0x4008af04, &(0x7f00000002c0)=&(0x7f0000000240)) (async) ioctl$VHOST_GET_VRING_ENDIAN(r6, 0x4008af14, 0x0) (async) mmap$xdp(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x0, 0x20010, r6, 0x0) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:59:17 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x140c03) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) ioctl$NBD_DISCONNECT(r1, 0xab08) ioctl$IMCLEAR_L2(0xffffffffffffffff, 0x80044946, &(0x7f0000000000)=0x9) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x140c03) (async) bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) (async) ioctl$NBD_DISCONNECT(r1, 0xab08) (async) ioctl$IMCLEAR_L2(0xffffffffffffffff, 0x80044946, &(0x7f0000000000)=0x9) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) 18:59:17 executing program 0: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) (async) ioctl$VHOST_SET_VRING_BASE(r0, 0x4008af12, &(0x7f0000000040)={0x2, 0x2a4fdb6f}) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) ioctl$PPPIOCSFLAGS(r3, 0x40047459, &(0x7f0000000080)=0x402096) [ 2039.843370] block nbd0: shutting down sockets [ 2039.901223] block nbd1: NBD_DISCONNECT 18:59:17 executing program 2: ptrace$getenv(0x4201, 0x0, 0x81, &(0x7f0000000000)) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r0 = bpf$ITER_CREATE(0x21, &(0x7f0000000040), 0x2b) r1 = fork() sched_rr_get_interval(r1, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) write$apparmor_exec(r2, &(0x7f0000000140)=ANY=[@ANYBLOB="65786563200062af385fdec17300f232bd000dba137d4c3372a9b42b514b843fb52ce7102856d5c07def4218f3af727daf96a55577cf16a0196dcda0a68e90a7739a86b0c8569bf4b6ee6f60"], 0x6) [ 2039.956768] block nbd3: shutting down sockets [ 2039.995185] block nbd0: shutting down sockets 18:59:17 executing program 4: r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000000080), 0x301000, 0x0) ioctl$ION_IOC_HEAP_QUERY(r0, 0xc0184908, &(0x7f0000000100)={0x34, 0x0, &(0x7f00000000c0)}) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) ioctl$NBD_DO_IT(r1, 0xab03) r3 = bpf$ITER_CREATE(0x21, &(0x7f0000000180), 0x8) fanotify_mark(0xffffffffffffffff, 0x81, 0x28, r3, &(0x7f00000001c0)='./file0\x00') (async) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) r5 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GCALLUSERDATA(r5, 0x89e4, &(0x7f0000000700)={0x0, "07f1c1b4e270eb86c55832e526ee3f4f1152e9d9ae9b5549bdf1f583b8e9c23afd2aeaa67e0a90e414b4b3db00850687f3c41b460bd03701c5600c757ca0e7255430f17af45cc72ac93b2ea35e0f09a886c8431ad313332bc59569e0e7975e80fd5c124c14afd13730d8f51198cce4e47b55be400874070cb895120a05b8b112"}) (async) ioctl$sock_x25_SIOCADDRT(r5, 0x890b, &(0x7f0000000240)={@null, 0x1, 'vlan0\x00'}) (async) ioctl$NBD_SET_TIMEOUT(r4, 0xab09, 0x6) (async) r6 = syz_open_dev$vcsn(&(0x7f0000000340), 0xfffffffffffffff7, 0x80) getsockopt$bt_l2cap_L2CAP_LM(r6, 0x6, 0x3, &(0x7f0000000380), &(0x7f00000003c0)=0x4) r7 = syz_open_dev$ndb(&(0x7f0000000140), 0x0, 0x149880) ioctl$NBD_DISCONNECT(r7, 0xab08) 18:59:17 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x0, 0x0, 0x2) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f00000001c0)={&(0x7f0000000340)="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"/4083, 0xff3}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:17 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0xc0800) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) setsockopt$XDP_UMEM_REG(r3, 0x11b, 0x4, &(0x7f00000001c0)={&(0x7f0000000100)=""/137, 0x120a000, 0x800, 0x0, 0x1}, 0x20) (async) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0xc0, 0x0) (async) syz_open_dev$vcsn(&(0x7f00000000c0), 0x83d6, 0x321000) r5 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r5) (async) r6 = syz_open_dev$vcsn(&(0x7f0000000300), 0x1, 0x20000) ioctl$VHOST_SET_LOG_BASE(r1, 0x4008af04, &(0x7f00000002c0)=&(0x7f0000000240)) (async) ioctl$VHOST_GET_VRING_ENDIAN(r6, 0x4008af14, 0x0) (async) mmap$xdp(&(0x7f0000ffc000/0x1000)=nil, 0x1000, 0x0, 0x20010, r6, 0x0) (async) ioctl$NBD_DO_IT(r0, 0xab03) [ 2040.171439] block nbd4: Disconnected due to user request. [ 2040.283112] block nbd4: NBD_DISCONNECT 18:59:18 executing program 1: ptrace$getenv(0x4201, 0x0, 0x81, &(0x7f0000000000)) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r0 = bpf$ITER_CREATE(0x21, &(0x7f0000000040), 0x2b) r1 = fork() sched_rr_get_interval(r1, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) write$apparmor_exec(r2, &(0x7f0000000140)=ANY=[@ANYBLOB="65786563200062af385fdec17300f232bd000dba137d4c3372a9b42b514b843fb52ce7102856d5c07def4218f3af727daf96a55577cf16a0196dcda0a68e90a7739a86b0c8569bf4b6ee6f60"], 0x6) 18:59:18 executing program 2: ptrace$getenv(0x4201, 0x0, 0x81, &(0x7f0000000000)) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r0 = bpf$ITER_CREATE(0x21, &(0x7f0000000040), 0x2b) r1 = fork() sched_rr_get_interval(r1, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) write$apparmor_exec(r2, &(0x7f0000000140)=ANY=[@ANYBLOB="65786563200062af385fdec17300f232bd000dba137d4c3372a9b42b514b843fb52ce7102856d5c07def4218f3af727daf96a55577cf16a0196dcda0a68e90a7739a86b0c8569bf4b6ee6f60"], 0x6) ptrace$getenv(0x4201, 0x0, 0x81, &(0x7f0000000000)) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) bpf$ITER_CREATE(0x21, &(0x7f0000000040), 0x2b) (async) fork() (async) sched_rr_get_interval(r1, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) write$apparmor_exec(r2, &(0x7f0000000140)=ANY=[@ANYBLOB="65786563200062af385fdec17300f232bd000dba137d4c3372a9b42b514b843fb52ce7102856d5c07def4218f3af727daf96a55577cf16a0196dcda0a68e90a7739a86b0c8569bf4b6ee6f60"], 0x6) (async) 18:59:18 executing program 0: r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) (async) ioctl$VHOST_SET_VRING_BASE(r0, 0x4008af12, &(0x7f0000000040)={0x2, 0x2a4fdb6f}) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async, rerun: 64) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (rerun: 64) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) ioctl$PPPIOCSFLAGS(r3, 0x40047459, &(0x7f0000000080)=0x402096) 18:59:18 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000640), 0x0, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(0xffffffffffffffff, 0xc01064c1, &(0x7f0000000000)={0x0, 0x1, 0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) r4 = bpf$ITER_CREATE(0x21, &(0x7f0000000580), 0x8) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(0xffffffffffffffff, 0xc01064c1, &(0x7f00000005c0)={r1, 0x1, r2}) r6 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r6, 0x4008af12, &(0x7f0000000680)={0x3, 0x900}) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(r4, 0xc01064c1, &(0x7f0000000600)={r5, 0x1, r2}) syz_open_dev$vcsn(&(0x7f0000000540), 0x80, 0x2) ioctl$NBD_DO_IT(r0, 0xab03) r7 = syz_open_dev$vcsn(&(0x7f0000000080), 0x3, 0x400a00) ioctl$NBD_SET_SOCK(r7, 0xab00, r3) r8 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r8, 0x4008af14, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r8, 0xab07, 0x10001) r9 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r9, 0x4008af14, 0x0) ioctl$NBD_SET_SIZE(r9, 0xab02, 0x6) ioctl$IOCTL_CONFIG_SYS_RESOURCE_PARAMETERS(r7, 0x40096100, &(0x7f0000000500)={{&(0x7f0000000480)={'KERNEL\x00', {&(0x7f0000000240)=@adf_hex={@format={'Dc', '1', 'NumConcurrentAsymRequests\x00'}, {0x9}, {&(0x7f00000000c0)=@adf_dec={@format={'Cy', '5', 'RingRx\x00'}, {0xa1b4}}}}}, {&(0x7f0000000180)={'Accelerator\x00', {&(0x7f00000003c0)=@adf_dec={@bank={'Bank', '2', 'InterruptCoalescingTimerNs\x00'}, {0x28d}, {&(0x7f0000000300)=@adf_str={@format={'Cy', '0', 'RingAsymTx\x00'}, {"c2549ca86397509bb4cffd1bd8ec854ed087a3bb031a2259daf00bca4588bbd9b2388cc34702d6a8bb8e74967632a6031a851d15e296524abfa05bfcccb8f0de"}}}}}}}}}, 0x3f}) [ 2040.625393] block nbd1: Disconnected due to user request. 18:59:18 executing program 2: ptrace$getenv(0x4201, 0x0, 0x81, &(0x7f0000000000)) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async, rerun: 64) r0 = bpf$ITER_CREATE(0x21, &(0x7f0000000040), 0x2b) (async, rerun: 64) r1 = fork() sched_rr_get_interval(r1, &(0x7f0000000080)) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) write$apparmor_exec(r2, &(0x7f0000000140)=ANY=[@ANYBLOB="65786563200062af385fdec17300f232bd000dba137d4c3372a9b42b514b843fb52ce7102856d5c07def4218f3af727daf96a55577cf16a0196dcda0a68e90a7739a86b0c8569bf4b6ee6f60"], 0x6) 18:59:18 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SDTEFACILITIES(r2, 0x89eb, &(0x7f0000000000)={0x85a6, 0x3, 0xdb00, 0x8, 0x3, 0x10, 0x5, "e2a3bf36e8569f702a6ca97f1ce4ce6a280e9c43", "cf88dfe62e73373dc1f2ac085072d7a4997ac9c3"}) ioctl$NBD_DISCONNECT(r1, 0xab08) 18:59:18 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) pipe2$9p(&(0x7f00000000c0)={0xffffffffffffffff}, 0x800) r3 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f00000001c0)={0xffffffffffffffff}, 0x4) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) bpf$BPF_LINK_CREATE(0x1c, &(0x7f0000000240)={r3, r4, 0x16}, 0x10) r5 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r5, 0xaf01, 0x0) mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x2, &(0x7f0000000100)={'trans=fd,', {'rfdno', 0x3d, r2}, 0x2c, {'wfdno', 0x3d, r5}, 0x2c, {[{@access_client}], [{@uid_eq={'uid', 0x3d, 0xffffffffffffffff}}, {@smackfsroot={'smackfsroot', 0x3d, '/dev/nbd#\x00'}}, {@seclabel}, {@smackfshat={'smackfshat', 0x3d, '@@)'}}, {@smackfstransmute={'smackfstransmute', 0x3d, '+'}}, {@mask={'mask', 0x3d, 'MAY_READ'}}, {@dont_measure}]}}) 18:59:18 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000), 0x40000, 0x0) tkill(0x0, 0x2c) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:18 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000), 0x40000, 0x0) tkill(0x0, 0x2c) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000), 0x40000, 0x0) (async) tkill(0x0, 0x2c) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) 18:59:18 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$MON_IOCQ_URB_LEN(r2, 0x9201) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:18 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000), 0x40000, 0x0) tkill(0x0, 0x2c) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000), 0x40000, 0x0) (async) tkill(0x0, 0x2c) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) 18:59:18 executing program 3: r0 = getpgrp(0x0) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async, rerun: 32) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async, rerun: 32) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) getpgid(0x0) (async) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x0, 0x0, 0x2) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async, rerun: 32) r4 = getpgrp(0x0) (rerun: 32) getpgid(r4) (async, rerun: 64) ptrace$setregset(0x4205, r4, 0x201, &(0x7f00000001c0)={&(0x7f0000000340)="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"/4083, 0xff3}) (rerun: 64) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async, rerun: 64) getpgid(0x0) (async, rerun: 64) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) [ 2041.046452] block nbd3: Receive control failed (result -32) [ 2041.052569] block nbd3: shutting down sockets [ 2041.062902] block nbd4: Disconnected due to user request. 18:59:18 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 18:59:18 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) ioctl$NBD_DISCONNECT(r1, 0xab08) (async) 18:59:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x801) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) syz_open_dev$vcsn(&(0x7f0000000000), 0x3f, 0x32600) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0), 0x2040, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x1) bind$x25(r2, &(0x7f0000000080), 0x12) fanotify_init(0x10, 0x800) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:19 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) ioctl$NBD_DISCONNECT(r1, 0xab08) 18:59:19 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000640), 0x0, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(0xffffffffffffffff, 0xc01064c1, &(0x7f0000000000)={0x0, 0x1, 0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) r4 = bpf$ITER_CREATE(0x21, &(0x7f0000000580), 0x8) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(0xffffffffffffffff, 0xc01064c1, &(0x7f00000005c0)={r1, 0x1, r2}) r6 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r6, 0x4008af12, &(0x7f0000000680)={0x3, 0x900}) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(r4, 0xc01064c1, &(0x7f0000000600)={r5, 0x1, r2}) syz_open_dev$vcsn(&(0x7f0000000540), 0x80, 0x2) ioctl$NBD_DO_IT(r0, 0xab03) r7 = syz_open_dev$vcsn(&(0x7f0000000080), 0x3, 0x400a00) ioctl$NBD_SET_SOCK(r7, 0xab00, r3) r8 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r8, 0x4008af14, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r8, 0xab07, 0x10001) r9 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r9, 0x4008af14, 0x0) ioctl$NBD_SET_SIZE(r9, 0xab02, 0x6) ioctl$IOCTL_CONFIG_SYS_RESOURCE_PARAMETERS(r7, 0x40096100, &(0x7f0000000500)={{&(0x7f0000000480)={'KERNEL\x00', {&(0x7f0000000240)=@adf_hex={@format={'Dc', '1', 'NumConcurrentAsymRequests\x00'}, {0x9}, {&(0x7f00000000c0)=@adf_dec={@format={'Cy', '5', 'RingRx\x00'}, {0xa1b4}}}}}, {&(0x7f0000000180)={'Accelerator\x00', {&(0x7f00000003c0)=@adf_dec={@bank={'Bank', '2', 'InterruptCoalescingTimerNs\x00'}, {0x28d}, {&(0x7f0000000300)=@adf_str={@format={'Cy', '0', 'RingAsymTx\x00'}, {"c2549ca86397509bb4cffd1bd8ec854ed087a3bb031a2259daf00bca4588bbd9b2388cc34702d6a8bb8e74967632a6031a851d15e296524abfa05bfcccb8f0de"}}}}}}}}}, 0x3f}) syz_open_dev$ndb(&(0x7f0000000640), 0x0, 0x0) (async) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(0xffffffffffffffff, 0xc01064c1, &(0x7f0000000000)={0x0, 0x1}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) (async) bpf$ITER_CREATE(0x21, &(0x7f0000000580), 0x8) (async) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(0xffffffffffffffff, 0xc01064c1, &(0x7f00000005c0)={r1, 0x1, r2}) (async) openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) (async) ioctl$VHOST_SET_VRING_BASE(r6, 0x4008af12, &(0x7f0000000680)={0x3, 0x900}) (async) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(r4, 0xc01064c1, &(0x7f0000000600)={r5, 0x1, r2}) (async) syz_open_dev$vcsn(&(0x7f0000000540), 0x80, 0x2) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) syz_open_dev$vcsn(&(0x7f0000000080), 0x3, 0x400a00) (async) ioctl$NBD_SET_SOCK(r7, 0xab00, r3) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r8, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SIZE_BLOCKS(r8, 0xab07, 0x10001) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r9, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SIZE(r9, 0xab02, 0x6) (async) ioctl$IOCTL_CONFIG_SYS_RESOURCE_PARAMETERS(r7, 0x40096100, &(0x7f0000000500)={{&(0x7f0000000480)={'KERNEL\x00', {&(0x7f0000000240)=@adf_hex={@format={'Dc', '1', 'NumConcurrentAsymRequests\x00'}, {0x9}, {&(0x7f00000000c0)=@adf_dec={@format={'Cy', '5', 'RingRx\x00'}, {0xa1b4}}}}}, {&(0x7f0000000180)={'Accelerator\x00', {&(0x7f00000003c0)=@adf_dec={@bank={'Bank', '2', 'InterruptCoalescingTimerNs\x00'}, {0x28d}, {&(0x7f0000000300)=@adf_str={@format={'Cy', '0', 'RingAsymTx\x00'}, {"c2549ca86397509bb4cffd1bd8ec854ed087a3bb031a2259daf00bca4588bbd9b2388cc34702d6a8bb8e74967632a6031a851d15e296524abfa05bfcccb8f0de"}}}}}}}}}, 0x3f}) (async) [ 2041.530807] block nbd5: Receive control failed (result -32) [ 2041.536856] block nbd5: shutting down sockets [ 2041.570694] block nbd0: shutting down sockets 18:59:19 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) sendto$isdn(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="010000000300000083dc0d87ba010074ccdd94d8bc380d"], 0x27, 0x0, &(0x7f0000000040)={0x22, 0x80, 0x2, 0x0, 0x86}, 0x6) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000002c0), 0x400, 0x0) ioctl$SNDCTL_TMR_SELECT(r1, 0x40045408) r2 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000200), 0x440000, 0x0) ioctl$IOCTL_START_ACCEL_DEV(r2, 0x40096102, &(0x7f0000000240)={{&(0x7f0000000680)={'Accelerator0\x00', {&(0x7f00000003c0)=@adf_hex={@bank={'Bank', '4', 'InterruptCoalescingNumResponses\x00'}, {0x5}}}, {&(0x7f0000000600)={'KERNEL\x00', {&(0x7f0000000540)=@adf_dec={@bank={'Bank', '1', 'CoreAffinity\x00'}, {0xff}, {&(0x7f0000000480)=@adf_dec={@normal='NumberCyInstances\x00', {0x8}}}}}}}}}, 0x4}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) r3 = syz_open_dev$vcsn(&(0x7f0000000100), 0x1000, 0x200) r4 = getgid() getresuid(&(0x7f0000000140), &(0x7f0000000180)=0x0, &(0x7f00000001c0)) mount$9p_fd(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x321000, &(0x7f0000000700)={'trans=fd,', {'rfdno', 0x3d, r3}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[{@fscache}, {@posixacl}, {@dfltgid={'dfltgid', 0x3d, r4}}, {@access_uid={'access', 0x3d, r5}}, {@aname}, {@noextend}]}}) [ 2041.690851] block nbd0: shutting down sockets 18:59:19 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000640), 0x0, 0x0) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(0xffffffffffffffff, 0xc01064c1, &(0x7f0000000000)={0x0, 0x1, 0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) r4 = bpf$ITER_CREATE(0x21, &(0x7f0000000580), 0x8) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(0xffffffffffffffff, 0xc01064c1, &(0x7f00000005c0)={r1, 0x1, r2}) r6 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r6, 0x4008af12, &(0x7f0000000680)={0x3, 0x900}) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(r4, 0xc01064c1, &(0x7f0000000600)={r5, 0x1, r2}) syz_open_dev$vcsn(&(0x7f0000000540), 0x80, 0x2) ioctl$NBD_DO_IT(r0, 0xab03) r7 = syz_open_dev$vcsn(&(0x7f0000000080), 0x3, 0x400a00) ioctl$NBD_SET_SOCK(r7, 0xab00, r3) r8 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r8, 0x4008af14, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r8, 0xab07, 0x10001) r9 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r9, 0x4008af14, 0x0) ioctl$NBD_SET_SIZE(r9, 0xab02, 0x6) ioctl$IOCTL_CONFIG_SYS_RESOURCE_PARAMETERS(r7, 0x40096100, &(0x7f0000000500)={{&(0x7f0000000480)={'KERNEL\x00', {&(0x7f0000000240)=@adf_hex={@format={'Dc', '1', 'NumConcurrentAsymRequests\x00'}, {0x9}, {&(0x7f00000000c0)=@adf_dec={@format={'Cy', '5', 'RingRx\x00'}, {0xa1b4}}}}}, {&(0x7f0000000180)={'Accelerator\x00', {&(0x7f00000003c0)=@adf_dec={@bank={'Bank', '2', 'InterruptCoalescingTimerNs\x00'}, {0x28d}, {&(0x7f0000000300)=@adf_str={@format={'Cy', '0', 'RingAsymTx\x00'}, {"c2549ca86397509bb4cffd1bd8ec854ed087a3bb031a2259daf00bca4588bbd9b2388cc34702d6a8bb8e74967632a6031a851d15e296524abfa05bfcccb8f0de"}}}}}}}}}, 0x3f}) 18:59:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x801) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) syz_open_dev$vcsn(&(0x7f0000000000), 0x3f, 0x32600) (async) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0), 0x2040, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x1) (async) bind$x25(r2, &(0x7f0000000080), 0x12) (async) fanotify_init(0x10, 0x800) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:19 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000640), 0x0, 0x0) (async) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(0xffffffffffffffff, 0xc01064c1, &(0x7f0000000000)={0x0, 0x1, 0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) (async) r4 = bpf$ITER_CREATE(0x21, &(0x7f0000000580), 0x8) (async) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(0xffffffffffffffff, 0xc01064c1, &(0x7f00000005c0)={r1, 0x1, r2}) (async) r6 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) ioctl$VHOST_SET_VRING_BASE(r6, 0x4008af12, &(0x7f0000000680)={0x3, 0x900}) (async) ioctl$DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD(r4, 0xc01064c1, &(0x7f0000000600)={r5, 0x1, r2}) syz_open_dev$vcsn(&(0x7f0000000540), 0x80, 0x2) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) r7 = syz_open_dev$vcsn(&(0x7f0000000080), 0x3, 0x400a00) ioctl$NBD_SET_SOCK(r7, 0xab00, r3) (async) r8 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r8, 0x4008af14, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r8, 0xab07, 0x10001) (async) r9 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r9, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SIZE(r9, 0xab02, 0x6) (async) ioctl$IOCTL_CONFIG_SYS_RESOURCE_PARAMETERS(r7, 0x40096100, &(0x7f0000000500)={{&(0x7f0000000480)={'KERNEL\x00', {&(0x7f0000000240)=@adf_hex={@format={'Dc', '1', 'NumConcurrentAsymRequests\x00'}, {0x9}, {&(0x7f00000000c0)=@adf_dec={@format={'Cy', '5', 'RingRx\x00'}, {0xa1b4}}}}}, {&(0x7f0000000180)={'Accelerator\x00', {&(0x7f00000003c0)=@adf_dec={@bank={'Bank', '2', 'InterruptCoalescingTimerNs\x00'}, {0x28d}, {&(0x7f0000000300)=@adf_str={@format={'Cy', '0', 'RingAsymTx\x00'}, {"c2549ca86397509bb4cffd1bd8ec854ed087a3bb031a2259daf00bca4588bbd9b2388cc34702d6a8bb8e74967632a6031a851d15e296524abfa05bfcccb8f0de"}}}}}}}}}, 0x3f}) [ 2041.720468] block nbd1: Receive control failed (result -32) [ 2041.758294] block nbd5: shutting down sockets [ 2041.840652] block nbd0: shutting down sockets [ 2041.910535] block nbd1: Device being setup by another task 18:59:19 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$MON_IOCQ_URB_LEN(r2, 0x9201) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:19 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) (async, rerun: 64) sendto$isdn(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="010000000300000083dc0d87ba010074ccdd94d8bc380d"], 0x27, 0x0, &(0x7f0000000040)={0x22, 0x80, 0x2, 0x0, 0x86}, 0x6) (rerun: 64) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000002c0), 0x400, 0x0) ioctl$SNDCTL_TMR_SELECT(r1, 0x40045408) (async) r2 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000200), 0x440000, 0x0) ioctl$IOCTL_START_ACCEL_DEV(r2, 0x40096102, &(0x7f0000000240)={{&(0x7f0000000680)={'Accelerator0\x00', {&(0x7f00000003c0)=@adf_hex={@bank={'Bank', '4', 'InterruptCoalescingNumResponses\x00'}, {0x5}}}, {&(0x7f0000000600)={'KERNEL\x00', {&(0x7f0000000540)=@adf_dec={@bank={'Bank', '1', 'CoreAffinity\x00'}, {0xff}, {&(0x7f0000000480)=@adf_dec={@normal='NumberCyInstances\x00', {0x8}}}}}}}}}, 0x4}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000100), 0x1000, 0x200) (async) r4 = getgid() getresuid(&(0x7f0000000140), &(0x7f0000000180)=0x0, &(0x7f00000001c0)) mount$9p_fd(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x321000, &(0x7f0000000700)={'trans=fd,', {'rfdno', 0x3d, r3}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[{@fscache}, {@posixacl}, {@dfltgid={'dfltgid', 0x3d, r4}}, {@access_uid={'access', 0x3d, r5}}, {@aname}, {@noextend}]}}) 18:59:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x801) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) syz_open_dev$vcsn(&(0x7f0000000000), 0x3f, 0x32600) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0), 0x2040, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x1) (async) bind$x25(r2, &(0x7f0000000080), 0x12) (async) fanotify_init(0x10, 0x800) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:19 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@bloom_filter={0x1e, 0xffffff01, 0x81, 0x81, 0x26, r1, 0x401, '\x00', 0x0, r1, 0x3, 0x5, 0x2, 0x4}, 0x48) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@bloom_filter={0x1e, 0x5, 0x8, 0x80, 0x10, 0xffffffffffffffff, 0x8, '\x00', 0x0, r1, 0x2, 0x1, 0x0, 0x5}, 0x48) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r1, 0x3f, '\x00', 0x0, r1, 0x0, 0x1}, 0x48) r6 = bpf$MAP_CREATE(0x0, &(0x7f0000000340)=@base={0x17, 0x8001, 0x7fffffff, 0x922, 0x202, r1, 0x1, '\x00', 0x0, r1, 0x2, 0x2}, 0x48) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f00000003c0)={0x18, 0x3, &(0x7f0000000000)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x2}, @alu={0x7, 0x0, 0x1, 0x9, 0xd101f9e385c13060, 0xfffffffffffffffc, 0xfffffffffffffffc}], &(0x7f0000000040)='GPL\x00', 0xfff, 0x0, 0x0, 0x41000, 0x10, '\x00', 0x0, 0x0, r1, 0x8, &(0x7f0000000080)={0xa, 0x3}, 0x8, 0x10, &(0x7f00000000c0)={0x5, 0xf, 0x400, 0x6}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000240)=[r1, r1, r2, r3, r1, r4, r5, r6]}, 0x80) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x40) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:19 executing program 3: r0 = getpgrp(0x0) getpgid(r0) (async, rerun: 32) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async, rerun: 32) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) (async) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x0, 0x0, 0x0, 0x2) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f00000001c0)={&(0x7f0000000340)="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"/4083, 0xff3}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) (async) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) [ 2041.969839] block nbd4: Receive control failed (result -32) [ 2041.971428] block nbd4: shutting down sockets [ 2041.982312] block nbd3: shutting down sockets 18:59:19 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@bloom_filter={0x1e, 0xffffff01, 0x81, 0x81, 0x26, r1, 0x401, '\x00', 0x0, r1, 0x3, 0x5, 0x2, 0x4}, 0x48) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@bloom_filter={0x1e, 0x5, 0x8, 0x80, 0x10, 0xffffffffffffffff, 0x8, '\x00', 0x0, r1, 0x2, 0x1, 0x0, 0x5}, 0x48) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r1, 0x3f, '\x00', 0x0, r1, 0x0, 0x1}, 0x48) r6 = bpf$MAP_CREATE(0x0, &(0x7f0000000340)=@base={0x17, 0x8001, 0x7fffffff, 0x922, 0x202, r1, 0x1, '\x00', 0x0, r1, 0x2, 0x2}, 0x48) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f00000003c0)={0x18, 0x3, &(0x7f0000000000)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x2}, @alu={0x7, 0x0, 0x1, 0x9, 0xd101f9e385c13060, 0xfffffffffffffffc, 0xfffffffffffffffc}], &(0x7f0000000040)='GPL\x00', 0xfff, 0x0, 0x0, 0x41000, 0x10, '\x00', 0x0, 0x0, r1, 0x8, &(0x7f0000000080)={0xa, 0x3}, 0x8, 0x10, &(0x7f00000000c0)={0x5, 0xf, 0x400, 0x6}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000240)=[r1, r1, r2, r3, r1, r4, r5, r6]}, 0x80) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x40) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:19 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$MON_IOCQ_URB_LEN(r2, 0x9201) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$MON_IOCQ_URB_LEN(r2, 0x9201) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:59:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000040), 0x8) setsockopt$MISDN_TIME_STAMP(r2, 0x0, 0x1, &(0x7f0000000080)=0x1, 0x4) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x5a9) 18:59:19 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) (async) sendto$isdn(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="010000000300000083dc0d87ba010074ccdd94d8bc380d"], 0x27, 0x0, &(0x7f0000000040)={0x22, 0x80, 0x2, 0x0, 0x86}, 0x6) r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000002c0), 0x400, 0x0) ioctl$SNDCTL_TMR_SELECT(r1, 0x40045408) (async) r2 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000200), 0x440000, 0x0) ioctl$IOCTL_START_ACCEL_DEV(r2, 0x40096102, &(0x7f0000000240)={{&(0x7f0000000680)={'Accelerator0\x00', {&(0x7f00000003c0)=@adf_hex={@bank={'Bank', '4', 'InterruptCoalescingNumResponses\x00'}, {0x5}}}, {&(0x7f0000000600)={'KERNEL\x00', {&(0x7f0000000540)=@adf_dec={@bank={'Bank', '1', 'CoreAffinity\x00'}, {0xff}, {&(0x7f0000000480)=@adf_dec={@normal='NumberCyInstances\x00', {0x8}}}}}}}}}, 0x4}) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0x1263, 0xffffffffffffffff) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000100), 0x1000, 0x200) r4 = getgid() (async) getresuid(&(0x7f0000000140), &(0x7f0000000180)=0x0, &(0x7f00000001c0)) mount$9p_fd(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0), 0x321000, &(0x7f0000000700)={'trans=fd,', {'rfdno', 0x3d, r3}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[{@fscache}, {@posixacl}, {@dfltgid={'dfltgid', 0x3d, r4}}, {@access_uid={'access', 0x3d, r5}}, {@aname}, {@noextend}]}}) [ 2042.111417] block nbd0: shutting down sockets [ 2042.123649] block nbd4: shutting down sockets 18:59:19 executing program 1: r0 = syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@bloom_filter={0x1e, 0xffffff01, 0x81, 0x81, 0x26, r1, 0x401, '\x00', 0x0, r1, 0x3, 0x5, 0x2, 0x4}, 0x48) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@bloom_filter={0x1e, 0x5, 0x8, 0x80, 0x10, 0xffffffffffffffff, 0x8, '\x00', 0x0, r1, 0x2, 0x1, 0x0, 0x5}, 0x48) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) r5 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r1, 0x3f, '\x00', 0x0, r1, 0x0, 0x1}, 0x48) r6 = bpf$MAP_CREATE(0x0, &(0x7f0000000340)=@base={0x17, 0x8001, 0x7fffffff, 0x922, 0x202, r1, 0x1, '\x00', 0x0, r1, 0x2, 0x2}, 0x48) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f00000003c0)={0x18, 0x3, &(0x7f0000000000)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x2}, @alu={0x7, 0x0, 0x1, 0x9, 0xd101f9e385c13060, 0xfffffffffffffffc, 0xfffffffffffffffc}], &(0x7f0000000040)='GPL\x00', 0xfff, 0x0, 0x0, 0x41000, 0x10, '\x00', 0x0, 0x0, r1, 0x8, &(0x7f0000000080)={0xa, 0x3}, 0x8, 0x10, &(0x7f00000000c0)={0x5, 0xf, 0x400, 0x6}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000240)=[r1, r1, r2, r3, r1, r4, r5, r6]}, 0x80) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_SET_TIMEOUT(r1, 0xab09, 0x40) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:19 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x111240) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x400) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x400) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 2042.281105] block nbd0: shutting down sockets [ 2042.329682] block nbd4: shutting down sockets [ 2042.338199] block nbd2: NBD_DISCONNECT 18:59:20 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) setpgid(0x0, 0xffffffffffffffff) socket$bt_rfcomm(0x1f, 0x3, 0x3) pipe2$9p(&(0x7f00000000c0)={0xffffffffffffffff}, 0x4000) r2 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r2, 0xaf01, 0x0) connect$pppoe(0xffffffffffffffff, &(0x7f00000001c0)={0x18, 0x0, {0x3, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, 'ip6_vti0\x00'}}, 0x1e) mount$9p_fd(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000080), 0x60040, &(0x7f0000000240)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r2}, 0x2c, {[{@access_user}, {@loose}, {@loose}, {@msize={'msize', 0x3d, 0x80000}}], [{@func={'func', 0x3d, 'PATH_CHECK'}}]}}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_DO_IT(r0, 0xab03) socket$inet6_udplite(0xa, 0x2, 0x88) 18:59:20 executing program 1: syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@bloom_filter={0x1e, 0xffffff01, 0x81, 0x81, 0x26, r0, 0x401, '\x00', 0x0, r0, 0x3, 0x5, 0x2, 0x4}, 0x48) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@bloom_filter={0x1e, 0x5, 0x8, 0x80, 0x10, 0xffffffffffffffff, 0x8, '\x00', 0x0, r0, 0x2, 0x1, 0x0, 0x5}, 0x48) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) r4 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r0, 0x3f, '\x00', 0x0, r0, 0x0, 0x1}, 0x48) r5 = bpf$MAP_CREATE(0x0, &(0x7f0000000340)=@base={0x17, 0x8001, 0x7fffffff, 0x922, 0x202, r0, 0x1, '\x00', 0x0, r0, 0x2, 0x2}, 0x48) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f00000003c0)={0x18, 0x3, &(0x7f0000000000)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x2}, @alu={0x7, 0x0, 0x1, 0x9, 0xd101f9e385c13060, 0xfffffffffffffffc, 0xfffffffffffffffc}], &(0x7f0000000040)='GPL\x00', 0xfff, 0x0, 0x0, 0x41000, 0x10, '\x00', 0x0, 0x0, r0, 0x8, &(0x7f0000000080)={0xa, 0x3}, 0x8, 0x10, &(0x7f00000000c0)={0x5, 0xf, 0x400, 0x6}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000240)=[r0, r0, r1, r2, r0, r3, r4, r5]}, 0x80) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x40) 18:59:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000040), 0x8) setsockopt$MISDN_TIME_STAMP(r2, 0x0, 0x1, &(0x7f0000000080)=0x1, 0x4) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x5a9) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) bpf$ITER_CREATE(0x21, &(0x7f0000000040), 0x8) (async) setsockopt$MISDN_TIME_STAMP(r2, 0x0, 0x1, &(0x7f0000000080)=0x1, 0x4) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x5a9) (async) 18:59:20 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x3) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:20 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x111240) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x400) (async, rerun: 32) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async, rerun: 32) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x400) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) [ 2042.658504] block nbd5: Receive control failed (result -32) [ 2042.664747] block nbd5: shutting down sockets [ 2042.755746] block nbd2: NBD_DISCONNECT [ 2042.813713] block nbd0: shutting down sockets 18:59:20 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x201, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de76302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x7fff, 0x0, 0x0, 0x80000) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="14cf26bc2b90cc4366e0c8b653a6b3c585d30d1a14da62acda4adfc4dd72005ceea7169e7e3e9274a4b64184d4a102e20da0a60a9c781d76f26e5fca989503abf9c9cb4ebed2abf82c32eb7ee83fcc4cafc7db8892d48a949a1cd985a82bca77de705afb44337967617583e45571f8c918a8a7a24f7b2b17e3b7cf1ad366dbfbedaa030a10a5fee422f5e8fa5bdfbaf5b0f38e34596c016628fa07b06c2042bf22e8fcb5c4dfabf588d9d2e1f26022c8d836317664204756b5ad64f160dec23ac0949038eace5579156aeb6067f465b4a4441d331fe1216c9849b6df5a090805026773007ff986704f3fb1a4a1c815b824e80d0eeb67a8631ad44a33fbbd2097be5f1996dd39e68bf4d40c52006e62d5b9eacf138e839f3e177c677a9ffc8cb242f96b527c883b5250fc0c11dc6465a19b7faa3b79684bcbb7b34123182a9623ab8bb18fc52e0cc962b248dcd95aea45a136420c55ce229548608d134e529b3fdc92522c0ae2c745ad62485a6c2c7fde6791af016eb43eead3098e5a4a1270b7b36aa03c222b1034cb798843217f87f1dbbc5ed6604608c1d9119b3d3897a7c5323036f1d303b8b1cfac63179b844a561777834cf0c40ca83a178117032a597039da4042d3a3852cfc5697240bcbf39941768579e6c107ab9349c69bbe900407a1deae9e97bde8f13b8b4e32fdf983cc3bda60dc5a0b34f8afec37cbf6eb8e2a690b54ba117989fa83c093de2e344d4bec876b6d94b377581781e393fc19274fb408d7e7845a1a705a7fda33e28fa16b0b4271d427ef206d93a5a53a452d79c296837257064b4b8c7f2203034d98d77f6080cdccd18d10891422f04dc9b459ff15c7f36e9d211189761117e1b902172013eaad66066c8fa2908c2625cc6c886e867e302e3f0129e3a1148e63fb4df47e575a743db53fa102a32b4421d8252a80bba60b1da90c3e35f3c590837c05e4568d0db8c8c65d9753cda8320b4366fb29c67272c8806a2c6d1dbdfcd689fcf47218e17c90bdffbb68e3cb706a8ae6c7e0444481951fe4a529a17c44227b7985b5fb2f13070b992310ec433bba5240b8a5b5378f24bc0501bdd181cd2a2b19b466619a82b9da59d03fa8e7b2f4bcf16f0ee07cc0563bea2d8cc203e14a8761cecb93d23cf6c8a5c7b2ba105f343ceb95a4d27e42f0cdae5f6fac454a47025be59daba3915ebeaeaf6560c955fec06d3095de7a17ab05b718055e2074f1bb2c8913e9e5db82f13d602905de8bb6de45b4591a7f3c2aee42bfdf9e9d9e0289320d24ed31b9aa968bcde196e338a68e92709f0a09ea3a6bc10904b4eb071e7bc26accb7feb260ebcba1869681d9ded51845c0e9df3ac2aa8da344b616029e38c24463ba7673e17dbf55ff77ac1846e8f9b3a8ddb91d9ebbce3386e26b0e92e912d8a29da21be2dc27a67f3b3cb97cba233eb8e63121e60ac44af2bd4f5ad73f9d96d01d388380e9c9ad3bd55399d1558489ee41a2dc555d5f85cc953f0bbdbfaf8bb08465f5a6174395c0d6899fa0da8c6970aa4271d3b3b097023d08435d2ec0b7d07f335b9cfc02a60e5be410413291864fa8005da3d748a93226f4a884320eb91c1d49e7ac5f7c0f308641b4710ae27b3e1cc0cc60dc0badbba9df116d467fb1c09b8c5364190faf528543d7e43002f4a4a85f88bff5e1174c0499e6853e6511d120d7d6bbc77c4b1e26a438d1d2d5c18094aa6c5082fd541897ae6292e0ed3958ab9745412f392f34d1dc3bcf0bc130cbe2eaa4b3e3a6a2f613060f1493dd780b0251f6d2de5cd1d6b1278ce6b713929348a8c0c4ee1a5d9a45cbc036829e79ccc69ef9e744a217189bef5b9d3d3ac75d438f0003ea1537caf8d12922cd49f7a2cfbd339a5418c8689706a996a48690cff506fa158bbd6d373c1bac1a19604264a0bd4a7c6dd7c1834679c3959de7666c070e5717a1fdbf788f290e3b5be7f8e8e92ab938fca787521ad9e86475a21c9998dea023968c09d233688c3cd3d9ad0f1059b69406a3be68cb08144e58db24843ede7d2112787e5c97cf8bd93f16a0a04739bd476ea54778165a98a7f36efbef4b3783db72e082a93f9b95f3fd5be9aa65702c5e8de32659f6236540d8954654d7e7c13483ee19cdd16fdfc50118e51dfc9b943a3eb08839d94cac9da6037d8215ec8b6294e86185c2b94508a922e04a91fb09ab8f90a1f31b1eaa964ec75f63ab0061a474e8e7ce2e9e8e9460829e81d3b6717dc33f14ae761117121c81f1d45ced5cef69889faad3a59893a87d292e7210e8d73d313da873f698663d58182895c1a45440b7c97ed2a050023334b883a58b8e40e14f3994cb28fa63bfe5d5398bc680179782731c912596a8140052a1fe8e84b8672c4ce05cd20866c83c495851822d6a459da6fc700f66420e10aca3b79a7b7923b987da40a711be6ac66549a0a5dd958f18d86e6cbedecab5ac8b193933e4e258821108ebf30ca0d67899066b32d0096a3b9ed0390890abc08956e2e02b4bda4333419e11a85310c8f6bc8d7d845b8a1c56fd8cd2bfd1eb03b8d59d5aeba753dedf06872afb8a18dd6aa274f5fe4c8ca8e4a839a27eb08b83871f0afaf14291dea41cb8aa6a6d9955904d806c776a5424653528b58625aaf0948cf42652c03b4c3a5f51d1608c50a63b1071d632d5d7f19acc8274342d1a04b725dec68fa8e9f758cf646e2e3e8d3dfa91fb12a58f795618193266f54bc8adb788a4f7be60d52f5fea0b233bbc3b2fa4cf47a8f9a41075d46389fb08ed22c70ba1e9159bfe9a410720ec7534a5042a747cb4b20fb21c77e33116044ee26ca562af4f735addda3d176af2475523546dd24524f7da567b6f61554570772fdf7a8488aa5f22c7d7ac28a36ad94d56e986e50d95c15d4c5e53c28fd86e9d829327689604c73bccca3064ce14e66a66c45afea820d5ddc71a3460894622c0ef8874c61508e5215cd96fcf3d9f5c07bf8921cadcf7f2bb25c680f772ed288a306fb23bae491c01b2a905ac9e0f746123cbae6d16a2e0b2b55423adbf210a176835728786a26de0dd6567938ee8a11fca7be1641ad0df28331dd1de26fe02fcc29e0fdc7c64b2842352b86bc790437d0867499f8be49153aec95dce0abeb0bbce65b858d3425890d0e142b37dd780946e2b7be03336abb9f03f520b86f38dc536d838e2f7213f4150936cb178fc3fffb2a2527a9b3a15f471755cb034fc18defe3754bf7344b27c92bea7bc42b11779def81cc4dcd92c8c8c0c74532514793f9065f93289c52f3cd77017da9dcf7f7f5bec5a8db236aaa5d05ce209d33bd2c5351c70e517e253b9c01f9c456974392e61c5010ecc813ab52bc7150d9f76a7edb2801277adbc223e9669fac19583967c9bf9656ec92bce778ccfff023971cf464c2683830a708d870594342a34ea1c952f46a015fc7ba1b96d864910cd306652aa4d03016e15c122ba12c1ee97d1687095172e5c5ce9dc1cd848b7ee937c166827f8fbd693b137518efa04bc1fdb1e3c0b75a1c9caaa742d68c27b0e35f20badae73e2a0befac653a3e8982170f422cb5374d3c9de0ac7cfbaa6ab86e3def28ac75f59da1e92f976caa1d546bb5738d5192ddc24071b3e568c08930b463eba059ba503bdaef2752b27ce13953f9a491e43bada76e73cd4e1594f5348f1a11e62ec004f09dd2691877f0e734dfb1a91f619a3eeb6090ebcaa353081f18adaeb690edc4a89b92ca3018dd7f0b97778c4fdd73966200c6e196f9ce92c899a04211810c262fc7390669b41bd34ce171fdc360aa6252ba3e04e55a239f5bd7056ab0c1da40cb61de19dfe93dc5587af2a3726dbcc18dff960d0e7e83b0a34dbc05c99df4752dca678ea8ec5def556fe08de3a34d56512787363eca6b2a7c3de2af387727efc276c378a5292d05609f6d711d62990d7fd709e22f97174c7bf2073f1e46962504f2d908eeb2173117316275bfaf111fee5beb0e6a740276fdf056c12063ad186af6760ac0e37cebb10e3c6d22930168536f459ac666b79da9989cc607ff67c9dd297267d2474c500cc4530a0d0043e7aeb44f21a02fcdcbfa74a14f98f2d6e6362fabc8b4f68dcecc3a3a254ca622ba02663e5b9300e012b15cdf1b75463d16cefe53cabf1dfb4c3c95919837c056a5014331d3637f724c6070ae9e512527b8c3d0df79a0f743e7f5e31aa850cd11fb2d9375897c8c5a8eaf4fe5618eaa7ed43c59c1c9e6651e2fda0b7723cf79245b61b0875f0775dc5e12ec7cd4e2a61b859708206fb6980dadcdbaefbc022cd1293f9a20df1f7d8dbe0233a5d29bc242c91461232c0dd0c33625e9189e387fc98bfac3809ad6733d961a5ef2d8f83f2ede79197f50275a144e48fba23a91e7cdc9a5159dc8d15d1b3ddf103ef73809d13b74430baad4f4e039b4a8eab98b4f4ca457bdc5ff638cb204be3ab37bb68305e18997e3d69e4a3d1237bfe82e912bd0a936b7e38131757fce832025ea7ef6f66e94e19d811e0fe22976bb0160ffb0e3d47532bb91d044032fdb46b777b707d54742d3ac4a5b6466a72c2229be0feb54132954ccaa2cf3ff5300a391d1494e81ca86b05da5a249fb661626cc254f0240d0d5034b58b3b4f7e6c97a4d98a4cbaf4412aac6f1032349293f84ea30459d186e3fc50d15b9da375974d325907dec7dac9b1da3f0c84d42e63904e728404883c0c8aa7e21aa91916673e1eed22c3cf4f7466252398734529305faecd68c45957ff6005fbe1a9274908c2baaeab1c9c79030688e42e20e527bdd4c814c59d11741027e353b41ec315c3bbbd7f8f01174419730c6b4a17abdc94620b0632ad792f44d74a64e5aa0c13b128e7118924e444bafacb2a474be6130dccf8d487d806f59ddda8c53e7c59d8bc203811960677ac0fdf7aa9de92c940ff42e50c4880aef73fb82054c7a1920512bcd61b2b0e6c18a32d52d7190bac2bb9d4ac8de776bf89430b51be0a6926cbcb2f532416b7c190fcf38ddfa76aef1347c6b127558fb70b087547e3a60757fa999de233b657d55ec3f1f4eae0d0dc22d4c9f7b766d9fd7ab300097207d12cbe2261e6665c2bf1cc02a8a745496b8c16b61fb15be5b408856b7ddb169af6382658f72dfcf8c97cb2c78267006462830425b7be7bd1782f3072a61479dc07fcc54bf732f1d0e9c9a2bb225aa431c05226745445a1068c99d7f1527cb9d37ef10d82838f9a8a249b61c0dbcc4dda86eff0a36c4c913005017f9514d6593f19fec40410bb6c5524ebbd3ace9755148d80f5224acbd0c58ad0bd27ec3f70e1a9b31524aa7aa17479dfc791bef58a396b73b580113ec02ee8180083216665ee7107945ebb32547d57dca8d75ce4639e098bbd367c46632025f509e428acaae3e79decc8b33d2c98d2e42b384239ec99ec72c9bcbb39c2326b9807f30fbc96b91fc60c2d0ee60b4c4ff5a6e5b8da6497a7888d218f233b568038ff1d365e328199e9f8ad5af83ba8a0a84ab018eceb49ce88cc1ea69b3156ca4f5faf1753c39d08d71b515711c55a9852f8e14de620feb1355f559969b6f55826d62d6205744d4ad7b96593426764d5db0e3d1775142c19a8216d3051f75fe37b9ac2c5d7aef602d0f7b35e1af7adcd7e05861df805792540bb98cd2481096699fce51e224b74d8a244b1e0ca5bd1dccfea3033588a888c8647772fb1ad4eeda8239edc22db34457f25de6823c7e5122cd2fa4e4cadb0d58414605690b92c844d7a867f2122e0f8e147dd6e8ddc6998d104e95ed18b3dad289c2fadbf86ad47ca23e3599601", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:20 executing program 1: syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@bloom_filter={0x1e, 0xffffff01, 0x81, 0x81, 0x26, r0, 0x401, '\x00', 0x0, r0, 0x3, 0x5, 0x2, 0x4}, 0x48) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@bloom_filter={0x1e, 0x5, 0x8, 0x80, 0x10, 0xffffffffffffffff, 0x8, '\x00', 0x0, r0, 0x2, 0x1, 0x0, 0x5}, 0x48) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) r4 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r0, 0x3f, '\x00', 0x0, r0, 0x0, 0x1}, 0x48) r5 = bpf$MAP_CREATE(0x0, &(0x7f0000000340)=@base={0x17, 0x8001, 0x7fffffff, 0x922, 0x202, r0, 0x1, '\x00', 0x0, r0, 0x2, 0x2}, 0x48) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f00000003c0)={0x18, 0x3, &(0x7f0000000000)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x2}, @alu={0x7, 0x0, 0x1, 0x9, 0xd101f9e385c13060, 0xfffffffffffffffc, 0xfffffffffffffffc}], &(0x7f0000000040)='GPL\x00', 0xfff, 0x0, 0x0, 0x41000, 0x10, '\x00', 0x0, 0x0, r0, 0x8, &(0x7f0000000080)={0xa, 0x3}, 0x8, 0x10, &(0x7f00000000c0)={0x5, 0xf, 0x400, 0x6}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000240)=[r0, r0, r1, r2, r0, r3, r4, r5]}, 0x80) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) 18:59:20 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x111240) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x400) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x400) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_DISCONNECT(r1, 0xab08) 18:59:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000040), 0x8) setsockopt$MISDN_TIME_STAMP(r2, 0x0, 0x1, &(0x7f0000000080)=0x1, 0x4) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x5a9) [ 2042.916923] block nbd3: Receive control failed (result -32) [ 2042.917517] block nbd3: shutting down sockets 18:59:20 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x40000) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 2042.998947] block nbd2: NBD_DISCONNECT 18:59:20 executing program 1: syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@bloom_filter={0x1e, 0xffffff01, 0x81, 0x81, 0x26, r0, 0x401, '\x00', 0x0, r0, 0x3, 0x5, 0x2, 0x4}, 0x48) r2 = bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@bloom_filter={0x1e, 0x5, 0x8, 0x80, 0x10, 0xffffffffffffffff, 0x8, '\x00', 0x0, r0, 0x2, 0x1, 0x0, 0x5}, 0x48) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) r4 = bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r0, 0x3f, '\x00', 0x0, r0, 0x0, 0x1}, 0x48) r5 = bpf$MAP_CREATE(0x0, &(0x7f0000000340)=@base={0x17, 0x8001, 0x7fffffff, 0x922, 0x202, r0, 0x1, '\x00', 0x0, r0, 0x2, 0x2}, 0x48) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f00000003c0)={0x18, 0x3, &(0x7f0000000000)=@raw=[@initr0={0x18, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x2}, @alu={0x7, 0x0, 0x1, 0x9, 0xd101f9e385c13060, 0xfffffffffffffffc, 0xfffffffffffffffc}], &(0x7f0000000040)='GPL\x00', 0xfff, 0x0, 0x0, 0x41000, 0x10, '\x00', 0x0, 0x0, r0, 0x8, &(0x7f0000000080)={0xa, 0x3}, 0x8, 0x10, &(0x7f00000000c0)={0x5, 0xf, 0x400, 0x6}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000240)=[r0, r0, r1, r2, r0, r3, r4, r5]}, 0x80) 18:59:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x100) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) getsockopt$bt_l2cap_L2CAP_OPTIONS(r2, 0x6, 0x1, &(0x7f00000000c0), &(0x7f0000000100)=0xc) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x0, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) getresuid(&(0x7f0000000240), &(0x7f00000002c0), &(0x7f0000000300)) mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x1000000, &(0x7f0000000340)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r3, @ANYRES64=r3, @ANYRESHEX=r1, @ANYBLOB=',cache=none,access=user,fsmagic=0x000000000000000e,seclabel,fowner<', @ANYRESDEC=0x0, @ANYBLOB=',measure,smackfsroot=,fowner<', @ANYRESDEC=0x0, @ANYBLOB=',func=BPRM_CHECK,subj_type=/dev/vcs#\x00,obj_user=/dev/vcs#\x00,fowner>', @ANYRESDEC=0x0, @ANYBLOB=',\x00']) [ 2043.141624] block nbd0: shutting down sockets 18:59:21 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x3) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:21 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) setpgid(0x0, 0xffffffffffffffff) socket$bt_rfcomm(0x1f, 0x3, 0x3) pipe2$9p(&(0x7f00000000c0)={0xffffffffffffffff}, 0x4000) (async) r2 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r2, 0xaf01, 0x0) connect$pppoe(0xffffffffffffffff, &(0x7f00000001c0)={0x18, 0x0, {0x3, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, 'ip6_vti0\x00'}}, 0x1e) mount$9p_fd(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000080), 0x60040, &(0x7f0000000240)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r2}, 0x2c, {[{@access_user}, {@loose}, {@loose}, {@msize={'msize', 0x3d, 0x80000}}], [{@func={'func', 0x3d, 'PATH_CHECK'}}]}}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) ioctl$NBD_DO_IT(r0, 0xab03) (async) socket$inet6_udplite(0xa, 0x2, 0x88) 18:59:21 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x40000) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x40000) (async) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) (async) 18:59:21 executing program 1: syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@bloom_filter={0x1e, 0xffffff01, 0x81, 0x81, 0x26, r0, 0x401, '\x00', 0x0, r0, 0x3, 0x5, 0x2, 0x4}, 0x48) bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@bloom_filter={0x1e, 0x5, 0x8, 0x80, 0x10, 0xffffffffffffffff, 0x8, '\x00', 0x0, r0, 0x2, 0x1, 0x0, 0x5}, 0x48) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r0, 0x3f, '\x00', 0x0, r0, 0x0, 0x1}, 0x48) bpf$MAP_CREATE(0x0, &(0x7f0000000340)=@base={0x17, 0x8001, 0x7fffffff, 0x922, 0x202, r0, 0x1, '\x00', 0x0, r0, 0x2, 0x2}, 0x48) 18:59:21 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x100) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) getsockopt$bt_l2cap_L2CAP_OPTIONS(r2, 0x6, 0x1, &(0x7f00000000c0), &(0x7f0000000100)=0xc) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x0, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async, rerun: 64) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) (async, rerun: 64) getresuid(&(0x7f0000000240), &(0x7f00000002c0), &(0x7f0000000300)) mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x1000000, &(0x7f0000000340)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r3, @ANYRES64=r3, @ANYRESHEX=r1, @ANYBLOB=',cache=none,access=user,fsmagic=0x000000000000000e,seclabel,fowner<', @ANYRESDEC=0x0, @ANYBLOB=',measure,smackfsroot=,fowner<', @ANYRESDEC=0x0, @ANYBLOB=',func=BPRM_CHECK,subj_type=/dev/vcs#\x00,obj_user=/dev/vcs#\x00,fowner>', @ANYRESDEC=0x0, @ANYBLOB=',\x00']) [ 2043.585432] block nbd4: Receive control failed (result -32) [ 2043.585917] block nbd4: shutting down sockets [ 2043.596606] block nbd5: Receive control failed (result -32) [ 2043.602969] block nbd5: shutting down sockets [ 2043.739132] block nbd0: shutting down sockets 18:59:21 executing program 3: r0 = getpgrp(0x0) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async, rerun: 64) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (rerun: 64) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) getpgid(0x0) (async) getpgid(0x0) (async, rerun: 32) ptrace$setregset(0x4205, r3, 0x201, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de76302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async, rerun: 32) kexec_load(0x7fff, 0x0, 0x0, 0x80000) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r4 = getpgrp(0x0) getpgid(r4) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:21 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x3) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:21 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) r1 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x40000) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 18:59:21 executing program 1: syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@bloom_filter={0x1e, 0xffffff01, 0x81, 0x81, 0x26, r0, 0x401, '\x00', 0x0, r0, 0x3, 0x5, 0x2, 0x4}, 0x48) bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@bloom_filter={0x1e, 0x5, 0x8, 0x80, 0x10, 0xffffffffffffffff, 0x8, '\x00', 0x0, r0, 0x2, 0x1, 0x0, 0x5}, 0x48) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) syz_init_net_socket$x25(0x9, 0x5, 0x0) bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r0, 0x3f, '\x00', 0x0, r0, 0x0, 0x1}, 0x48) 18:59:21 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x100) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) r2 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) getsockopt$bt_l2cap_L2CAP_OPTIONS(r2, 0x6, 0x1, &(0x7f00000000c0), &(0x7f0000000100)=0xc) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x0, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) (async) getresuid(&(0x7f0000000240), &(0x7f00000002c0), &(0x7f0000000300)) (async) mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080), 0x1000000, &(0x7f0000000340)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r3, @ANYRES64=r3, @ANYRESHEX=r1, @ANYBLOB=',cache=none,access=user,fsmagic=0x000000000000000e,seclabel,fowner<', @ANYRESDEC=0x0, @ANYBLOB=',measure,smackfsroot=,fowner<', @ANYRESDEC=0x0, @ANYBLOB=',func=BPRM_CHECK,subj_type=/dev/vcs#\x00,obj_user=/dev/vcs#\x00,fowner>', @ANYRESDEC=0x0, @ANYBLOB=',\x00']) [ 2043.832218] block nbd3: Receive control failed (result -32) [ 2043.832677] block nbd3: shutting down sockets 18:59:21 executing program 1: syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@bloom_filter={0x1e, 0xffffff01, 0x81, 0x81, 0x26, r0, 0x401, '\x00', 0x0, r0, 0x3, 0x5, 0x2, 0x4}, 0x48) bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@bloom_filter={0x1e, 0x5, 0x8, 0x80, 0x10, 0xffffffffffffffff, 0x8, '\x00', 0x0, r0, 0x2, 0x1, 0x0, 0x5}, 0x48) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r0, 0x3f, '\x00', 0x0, r0, 0x0, 0x1}, 0x48) 18:59:21 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x200) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(0xffffffffffffffff, 0x28, 0x6, &(0x7f0000000000), 0x10) 18:59:21 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) bind$isdn(0xffffffffffffffff, &(0x7f0000000000)={0x22, 0x1, 0x40, 0x80}, 0x6) [ 2043.985876] block nbd0: shutting down sockets [ 2044.120997] block nbd0: shutting down sockets 18:59:22 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) setpgid(0x0, 0xffffffffffffffff) socket$bt_rfcomm(0x1f, 0x3, 0x3) (async) pipe2$9p(&(0x7f00000000c0)={0xffffffffffffffff}, 0x4000) (async) r2 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r2, 0xaf01, 0x0) connect$pppoe(0xffffffffffffffff, &(0x7f00000001c0)={0x18, 0x0, {0x3, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, 'ip6_vti0\x00'}}, 0x1e) mount$9p_fd(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000080), 0x60040, &(0x7f0000000240)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r2}, 0x2c, {[{@access_user}, {@loose}, {@loose}, {@msize={'msize', 0x3d, 0x80000}}], [{@func={'func', 0x3d, 'PATH_CHECK'}}]}}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) socket$inet6_udplite(0xa, 0x2, 0x88) 18:59:22 executing program 1: syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@bloom_filter={0x1e, 0xffffff01, 0x81, 0x81, 0x26, r0, 0x401, '\x00', 0x0, r0, 0x3, 0x5, 0x2, 0x4}, 0x48) bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@bloom_filter={0x1e, 0x5, 0x8, 0x80, 0x10, 0xffffffffffffffff, 0x8, '\x00', 0x0, r0, 0x2, 0x1, 0x0, 0x5}, 0x48) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r0, 0x3f, '\x00', 0x0, r0, 0x0, 0x1}, 0x48) 18:59:22 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x200) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(0xffffffffffffffff, 0x28, 0x6, &(0x7f0000000000), 0x10) 18:59:22 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) bind$isdn(0xffffffffffffffff, &(0x7f0000000000)={0x22, 0x1, 0x40, 0x80}, 0x6) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) bind$isdn(0xffffffffffffffff, &(0x7f0000000000)={0x22, 0x1, 0x40, 0x80}, 0x6) (async) [ 2044.524196] block nbd5: Receive control failed (result -32) [ 2044.530295] block nbd5: shutting down sockets [ 2044.660291] block nbd0: Device being setup by another task [ 2044.667306] block nbd0: shutting down sockets 18:59:22 executing program 3: r0 = getpgrp(0x0) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) (async) getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x201, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de76302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x7fff, 0x0, 0x0, 0x80000) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r4 = getpgrp(0x0) getpgid(r4) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:22 executing program 1: syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@bloom_filter={0x1e, 0xffffff01, 0x81, 0x81, 0x26, r0, 0x401, '\x00', 0x0, r0, 0x3, 0x5, 0x2, 0x4}, 0x48) bpf$MAP_CREATE(0x0, &(0x7f0000000180)=@bloom_filter={0x1e, 0x5, 0x8, 0x80, 0x10, 0xffffffffffffffff, 0x8, '\x00', 0x0, r0, 0x2, 0x1, 0x0, 0x5}, 0x48) bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r0, 0x3f, '\x00', 0x0, r0, 0x0, 0x1}, 0x48) 18:59:22 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x200) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(0xffffffffffffffff, 0x28, 0x6, &(0x7f0000000000), 0x10) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x200) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT_OLD(0xffffffffffffffff, 0x28, 0x6, &(0x7f0000000000), 0x10) (async) 18:59:22 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) bind$isdn(0xffffffffffffffff, &(0x7f0000000000)={0x22, 0x1, 0x40, 0x80}, 0x6) 18:59:22 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x7c9182) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) [ 2044.768984] block nbd4: Receive control failed (result -32) [ 2044.770684] block nbd4: shutting down sockets [ 2044.776434] block nbd3: shutting down sockets 18:59:22 executing program 1: syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000100)=@bloom_filter={0x1e, 0xffffff01, 0x81, 0x81, 0x26, r0, 0x401, '\x00', 0x0, r0, 0x3, 0x5, 0x2, 0x4}, 0x48) bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r0, 0x3f, '\x00', 0x0, r0, 0x0, 0x1}, 0x48) 18:59:22 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:22 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$IOCTL_GET_NUM_DEVICES(0xffffffffffffffff, 0x40046104, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) [ 2044.920710] block nbd0: shutting down sockets [ 2045.024472] block nbd0: shutting down sockets 18:59:23 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:23 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:23 executing program 1: syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, r0, 0x3f, '\x00', 0x0, r0, 0x0, 0x1}, 0x48) 18:59:23 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$IOCTL_GET_NUM_DEVICES(0xffffffffffffffff, 0x40046104, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$IOCTL_GET_NUM_DEVICES(0xffffffffffffffff, 0x40046104, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) [ 2045.426916] block nbd5: Receive control failed (result -32) [ 2045.428860] block nbd5: shutting down sockets [ 2045.530679] block nbd0: Device being setup by another task [ 2045.537559] block nbd0: shutting down sockets 18:59:23 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:23 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:23 executing program 1: syz_open_dev$ndb(&(0x7f0000000440), 0x0, 0x210200) bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, 0xffffffffffffffff, 0x3f, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x1}, 0x48) 18:59:23 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$IOCTL_GET_NUM_DEVICES(0xffffffffffffffff, 0x40046104, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:23 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x7c9182) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:23 executing program 0: openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) socket$inet6_udplite(0xa, 0x2, 0x88) r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(r0, 0x4008af60, &(0x7f0000000080)={@hyper}) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$SNDCTL_TMR_METRONOME(r3, 0x40045407) [ 2045.716981] block nbd3: Receive control failed (result -32) [ 2045.720067] block nbd3: shutting down sockets [ 2045.724647] block nbd4: shutting down sockets 18:59:23 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x7c9182) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x7c9182) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:59:23 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x18, 0x3, 0x7e06, 0x6, 0x4, 0xffffffffffffffff, 0x3f, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x1}, 0x48) [ 2045.852365] block nbd0: shutting down sockets [ 2045.907139] block nbd4: shutting down sockets [ 2045.930239] block nbd4: Device being setup by another task 18:59:23 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:23 executing program 2: getsockopt$bt_l2cap_L2CAP_LM(0xffffffffffffffff, 0x6, 0x3, &(0x7f0000000000), &(0x7f0000000040)=0x4) r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x8040) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_SET(r1, &(0x7f0000000340)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f0000000140)={0x19c, 0x0, 0x2, 0x70bd27, 0x25dfdbfc, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0xfc9}, {0x6}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0xfda9}, {0x8, 0xb, 0x6}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x7}, {0x6, 0x16, 0x200}, {0x5}, {0x6, 0x11, 0x9}, {0x8, 0xb, 0x100000}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0x7ff}, {0x6, 0x16, 0xa390}, {0x5}, {0x6, 0x11, 0x3}, {0x8, 0xb, 0x1ff}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x1}}, {0x8, 0xb, 0x2}, {0x6}, {0x5, 0x12, 0x28}, {0x6, 0x11, 0x2d0}, {0x8, 0xb, 0x1}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x8}, {0x6, 0x16, 0x3}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0x401}, {0x8, 0xb, 0xff}}]}, 0x19c}, 0x1, 0x0, 0x0, 0x4010}, 0x20000000) 18:59:23 executing program 1: bpf$MAP_CREATE(0x0, 0x0, 0x0) 18:59:23 executing program 0: openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) (async) socket$inet6_udplite(0xa, 0x2, 0x88) r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) (async) ioctl$VHOST_VSOCK_SET_GUEST_CID(r0, 0x4008af60, &(0x7f0000000080)={@hyper}) (async, rerun: 64) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) (async, rerun: 64) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (rerun: 64) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$SNDCTL_TMR_METRONOME(r3, 0x40045407) [ 2046.300555] block nbd5: Receive control failed (result -32) [ 2046.305219] block nbd5: shutting down sockets 18:59:24 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) (async, rerun: 64) getpgid(0x0) (rerun: 64) getpgid(0x0) (async, rerun: 64) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async, rerun: 64) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r4 = getpgrp(0x0) getpgid(r4) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) (async) setpgid(0x0, 0x0) (async, rerun: 64) ioctl$NBD_DO_IT(r1, 0xab03) (rerun: 64) 18:59:24 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) connect$vsock_stream(r3, &(0x7f00000000c0)={0x28, 0x0, 0x2710, @hyper}, 0x10) r4 = bpf$ITER_CREATE(0x21, &(0x7f0000000000)={r2}, 0x8) ioctl$NBD_DO_IT(r4, 0xab03) r5 = syz_open_dev$vcsn(&(0x7f0000000280), 0x6, 0x480400) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) ioctl$IMCLEAR_L2(r5, 0x80044946, &(0x7f0000000080)=0x8001) 18:59:24 executing program 2: getsockopt$bt_l2cap_L2CAP_LM(0xffffffffffffffff, 0x6, 0x3, &(0x7f0000000000), &(0x7f0000000040)=0x4) (async, rerun: 64) r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x8040) (rerun: 64) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_SET(r1, &(0x7f0000000340)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f0000000140)={0x19c, 0x0, 0x2, 0x70bd27, 0x25dfdbfc, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0xfc9}, {0x6}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0xfda9}, {0x8, 0xb, 0x6}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x7}, {0x6, 0x16, 0x200}, {0x5}, {0x6, 0x11, 0x9}, {0x8, 0xb, 0x100000}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0x7ff}, {0x6, 0x16, 0xa390}, {0x5}, {0x6, 0x11, 0x3}, {0x8, 0xb, 0x1ff}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x1}}, {0x8, 0xb, 0x2}, {0x6}, {0x5, 0x12, 0x28}, {0x6, 0x11, 0x2d0}, {0x8, 0xb, 0x1}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x8}, {0x6, 0x16, 0x3}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0x401}, {0x8, 0xb, 0xff}}]}, 0x19c}, 0x1, 0x0, 0x0, 0x4010}, 0x20000000) 18:59:24 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:24 executing program 1: bpf$MAP_CREATE(0x0, 0x0, 0x0) [ 2046.614563] block nbd3: Receive control failed (result -32) [ 2046.614931] block nbd3: shutting down sockets 18:59:24 executing program 1: bpf$MAP_CREATE(0x0, 0x0, 0x0) 18:59:24 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) connect$vsock_stream(r3, &(0x7f00000000c0)={0x28, 0x0, 0x2710, @hyper}, 0x10) (async) r4 = bpf$ITER_CREATE(0x21, &(0x7f0000000000)={r2}, 0x8) ioctl$NBD_DO_IT(r4, 0xab03) r5 = syz_open_dev$vcsn(&(0x7f0000000280), 0x6, 0x480400) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) ioctl$IMCLEAR_L2(r5, 0x80044946, &(0x7f0000000080)=0x8001) 18:59:24 executing program 2: getsockopt$bt_l2cap_L2CAP_LM(0xffffffffffffffff, 0x6, 0x3, &(0x7f0000000000), &(0x7f0000000040)=0x4) r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x8040) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_SET(r1, &(0x7f0000000340)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f0000000140)={0x19c, 0x0, 0x2, 0x70bd27, 0x25dfdbfc, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0xfc9}, {0x6}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0xfda9}, {0x8, 0xb, 0x6}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x7}, {0x6, 0x16, 0x200}, {0x5}, {0x6, 0x11, 0x9}, {0x8, 0xb, 0x100000}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0x7ff}, {0x6, 0x16, 0xa390}, {0x5}, {0x6, 0x11, 0x3}, {0x8, 0xb, 0x1ff}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x1}}, {0x8, 0xb, 0x2}, {0x6}, {0x5, 0x12, 0x28}, {0x6, 0x11, 0x2d0}, {0x8, 0xb, 0x1}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x8}, {0x6, 0x16, 0x3}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0x401}, {0x8, 0xb, 0xff}}]}, 0x19c}, 0x1, 0x0, 0x0, 0x4010}, 0x20000000) getsockopt$bt_l2cap_L2CAP_LM(0xffffffffffffffff, 0x6, 0x3, &(0x7f0000000000), &(0x7f0000000040)=0x4) (async) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x8040) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) (async) sendmsg$DEVLINK_CMD_SB_TC_POOL_BIND_SET(r1, &(0x7f0000000340)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f0000000140)={0x19c, 0x0, 0x2, 0x70bd27, 0x25dfdbfc, {}, [{{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0xfc9}, {0x6}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0xfda9}, {0x8, 0xb, 0x6}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x7}, {0x6, 0x16, 0x200}, {0x5}, {0x6, 0x11, 0x9}, {0x8, 0xb, 0x100000}}, {{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x2}}, {0x8, 0xb, 0x7ff}, {0x6, 0x16, 0xa390}, {0x5}, {0x6, 0x11, 0x3}, {0x8, 0xb, 0x1ff}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x1}}, {0x8, 0xb, 0x2}, {0x6}, {0x5, 0x12, 0x28}, {0x6, 0x11, 0x2d0}, {0x8, 0xb, 0x1}}, {{@pci={{0x8}, {0x11}}, {0x8, 0x3, 0x3}}, {0x8, 0xb, 0x8}, {0x6, 0x16, 0x3}, {0x5, 0x12, 0x1}, {0x6, 0x11, 0x401}, {0x8, 0xb, 0xff}}]}, 0x19c}, 0x1, 0x0, 0x0, 0x4010}, 0x20000000) (async) [ 2046.681519] block nbd4: shutting down sockets 18:59:24 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:24 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x0, 0x3, 0x7e06, 0x6, 0x4, 0xffffffffffffffff, 0x3f, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x1}, 0x48) 18:59:24 executing program 2: sched_rr_get_interval(0x0, &(0x7f0000000000)) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:24 executing program 0: openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) socket$inet6_udplite(0xa, 0x2, 0x88) r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(r0, 0x4008af60, &(0x7f0000000080)={@hyper}) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$SNDCTL_TMR_METRONOME(r3, 0x40045407) openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) (async) socket$inet6_udplite(0xa, 0x2, 0x88) (async) openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) (async) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) (async) ioctl$VHOST_VSOCK_SET_GUEST_CID(r0, 0x4008af60, &(0x7f0000000080)={@hyper}) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) openat$sequencer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) (async) ioctl$SNDCTL_TMR_METRONOME(r3, 0x40045407) (async) [ 2047.186133] block nbd0: shutting down sockets [ 2047.260066] block nbd0: Device being setup by another task [ 2047.267922] block nbd0: shutting down sockets 18:59:25 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) getpgrp(0x0) (async) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) getpgrp(0x0) (async) getpgid(0x0) (async) getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) getpgrp(0x0) (async) getpgid(r4) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 18:59:25 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) connect$vsock_stream(r3, &(0x7f00000000c0)={0x28, 0x0, 0x2710, @hyper}, 0x10) r4 = bpf$ITER_CREATE(0x21, &(0x7f0000000000)={r2}, 0x8) ioctl$NBD_DO_IT(r4, 0xab03) r5 = syz_open_dev$vcsn(&(0x7f0000000280), 0x6, 0x480400) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) ioctl$IMCLEAR_L2(r5, 0x80044946, &(0x7f0000000080)=0x8001) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) connect$vsock_stream(r3, &(0x7f00000000c0)={0x28, 0x0, 0x2710, @hyper}, 0x10) (async) bpf$ITER_CREATE(0x21, &(0x7f0000000000)={r2}, 0x8) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x6, 0x480400) (async) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) (async) ioctl$IMCLEAR_L2(r5, 0x80044946, &(0x7f0000000080)=0x8001) (async) 18:59:25 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x0, 0x0, 0x7e06, 0x6, 0x4, 0xffffffffffffffff, 0x3f, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x1}, 0x48) 18:59:25 executing program 2: sched_rr_get_interval(0x0, &(0x7f0000000000)) (async) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x200800) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GCALLUSERDATA(r1, 0x89e4, &(0x7f0000000700)={0x0, "07f1c1b4e270eb86c55832e526ee3f4f1152e9d9ae9b5549bdf1f583b8e9c23afd2aeaa67e0a90e414b4b3db00850687f3c41b460bd03701c5600c757ca0e7255430f17af45cc72ac93b2ea35e0f09a886c8431ad313332bc59569e0e7975e80fd5c124c14afd13730d8f51198cce4e47b55be400874070cb895120a05b8b112"}) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f0000000040)={'gretap0\x00', 0x0, 0x6}) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x5) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SENDCALLACCPT(r2, 0x89e9) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) ioctl$NBD_SET_BLKSIZE(r3, 0xab01, 0x600000000000000) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) [ 2047.509842] block nbd3: Receive control failed (result -32) [ 2047.510541] block nbd3: shutting down sockets 18:59:25 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x0, 0x0, 0x0, 0x6, 0x4, 0xffffffffffffffff, 0x3f, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x1}, 0x48) 18:59:25 executing program 2: sched_rr_get_interval(0x0, &(0x7f0000000000)) (async) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) 18:59:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x200800) (async) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GCALLUSERDATA(r1, 0x89e4, &(0x7f0000000700)={0x0, "07f1c1b4e270eb86c55832e526ee3f4f1152e9d9ae9b5549bdf1f583b8e9c23afd2aeaa67e0a90e414b4b3db00850687f3c41b460bd03701c5600c757ca0e7255430f17af45cc72ac93b2ea35e0f09a886c8431ad313332bc59569e0e7975e80fd5c124c14afd13730d8f51198cce4e47b55be400874070cb895120a05b8b112"}) (async) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f0000000040)={'gretap0\x00', 0x0, 0x6}) (async) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x5) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SENDCALLACCPT(r2, 0x89e9) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) ioctl$NBD_SET_BLKSIZE(r3, 0xab01, 0x600000000000000) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) 18:59:25 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:59:25 executing program 2: getgid() r0 = getegid() ioctl$TUNSETGROUP(0xffffffffffffffff, 0x400454ce, r0) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) [ 2047.613138] block nbd5: Receive control failed (result -32) [ 2047.620748] block nbd5: shutting down sockets [ 2047.639843] block nbd3: shutting down sockets 18:59:25 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x100000) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r5 = getpgrp(0x0) getpgid(r5) ptrace$setregset(0x4205, r5, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, r3) ioctl$NBD_DO_IT(r4, 0xab03) 18:59:25 executing program 4: kexec_load(0x0, 0x3e00, 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:25 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x0, 0x0, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x3f, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x1}, 0x48) [ 2047.707179] block nbd4: shutting down sockets 18:59:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x200800) r1 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25GCALLUSERDATA(r1, 0x89e4, &(0x7f0000000700)={0x0, "07f1c1b4e270eb86c55832e526ee3f4f1152e9d9ae9b5549bdf1f583b8e9c23afd2aeaa67e0a90e414b4b3db00850687f3c41b460bd03701c5600c757ca0e7255430f17af45cc72ac93b2ea35e0f09a886c8431ad313332bc59569e0e7975e80fd5c124c14afd13730d8f51198cce4e47b55be400874070cb895120a05b8b112"}) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f0000000040)={'gretap0\x00', 0x0, 0x6}) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x5) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r2 = syz_init_net_socket$x25(0x9, 0x5, 0x0) ioctl$SIOCX25SENDCALLACCPT(r2, 0x89e9) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) ioctl$NBD_SET_BLKSIZE(r3, 0xab01, 0x600000000000000) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x200800) (async) syz_init_net_socket$x25(0x9, 0x5, 0x0) (async) ioctl$SIOCX25GCALLUSERDATA(r1, 0x89e4, &(0x7f0000000700)={0x0, "07f1c1b4e270eb86c55832e526ee3f4f1152e9d9ae9b5549bdf1f583b8e9c23afd2aeaa67e0a90e414b4b3db00850687f3c41b460bd03701c5600c757ca0e7255430f17af45cc72ac93b2ea35e0f09a886c8431ad313332bc59569e0e7975e80fd5c124c14afd13730d8f51198cce4e47b55be400874070cb895120a05b8b112"}) (async) ioctl$SIOCX25SSUBSCRIP(r1, 0x89e1, &(0x7f0000000040)={'gretap0\x00', 0x0, 0x6}) (async) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x5) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) syz_init_net_socket$x25(0x9, 0x5, 0x0) (async) ioctl$SIOCX25SENDCALLACCPT(r2, 0x89e9) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async) ioctl$NBD_SET_BLKSIZE(r3, 0xab01, 0x600000000000000) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r3) (async) 18:59:25 executing program 2: getgid() (async) r0 = getegid() ioctl$TUNSETGROUP(0xffffffffffffffff, 0x400454ce, r0) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) 18:59:25 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x3f, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x1}, 0x48) 18:59:25 executing program 3: r0 = getpgrp(0x0) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x100000) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) (async) getpgid(0x0) getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r5 = getpgrp(0x0) getpgid(r5) (async) ptrace$setregset(0x4205, r5, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, r3) (async) ioctl$NBD_DO_IT(r4, 0xab03) 18:59:25 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x3) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = openat$ion(0xffffffffffffff9c, &(0x7f00000000c0), 0x404000, 0x0) ioctl$SNDCTL_MIDI_INFO(0xffffffffffffffff, 0xc074510c, &(0x7f0000000100)={"736a62162e6f8125593988ccd0714fa5c54d98ac1d4be1ce3d495dc0d150", 0x200, 0x81, 0x6, [0x7fff, 0x3f, 0xffffffff, 0x6, 0x8, 0x10001, 0x8, 0x1, 0x4, 0xfffff4bb, 0xfff, 0x8001, 0x9272, 0x3f, 0x5, 0x0, 0x3ff, 0x800]}) ioctl$ION_IOC_HEAP_QUERY(r2, 0xc0184908, &(0x7f0000000080)={0xfffffffffffffd0e}) 18:59:25 executing program 2: getgid() (async, rerun: 64) r0 = getegid() (rerun: 64) ioctl$TUNSETGROUP(0xffffffffffffffff, 0x400454ce, r0) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) [ 2047.815098] block nbd3: shutting down sockets [ 2047.834226] block nbd5: Device being setup by another task 18:59:25 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x3f, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x1}, 0x48) [ 2047.922048] block nbd3: shutting down sockets [ 2047.931005] block nbd0: shutting down sockets 18:59:26 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:59:26 executing program 2: ptrace$getsig(0x4202, 0xffffffffffffffff, 0x0, &(0x7f0000000000)) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) 18:59:26 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x100000) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r5 = getpgrp(0x0) getpgid(r5) ptrace$setregset(0x4205, r5, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, r3) ioctl$NBD_DO_IT(r4, 0xab03) getpgrp(0x0) (async) getpgid(r0) (async) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x100000) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) getpgrp(0x0) (async) getpgid(0x0) (async) getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) getpgrp(0x0) (async) getpgid(r5) (async) ptrace$setregset(0x4205, r5, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, r3) (async) ioctl$NBD_DO_IT(r4, 0xab03) (async) [ 2048.547114] block nbd5: Receive control failed (result -32) [ 2048.553324] block nbd5: shutting down sockets 18:59:26 executing program 4: kexec_load(0x0, 0x3e00, 0x0, 0x0) (async, rerun: 32) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:26 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x3) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) r2 = openat$ion(0xffffffffffffff9c, &(0x7f00000000c0), 0x404000, 0x0) ioctl$SNDCTL_MIDI_INFO(0xffffffffffffffff, 0xc074510c, &(0x7f0000000100)={"736a62162e6f8125593988ccd0714fa5c54d98ac1d4be1ce3d495dc0d150", 0x200, 0x81, 0x6, [0x7fff, 0x3f, 0xffffffff, 0x6, 0x8, 0x10001, 0x8, 0x1, 0x4, 0xfffff4bb, 0xfff, 0x8001, 0x9272, 0x3f, 0x5, 0x0, 0x3ff, 0x800]}) (async) ioctl$ION_IOC_HEAP_QUERY(r2, 0xc0184908, &(0x7f0000000080)={0xfffffffffffffd0e}) 18:59:26 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x3f, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x1}, 0x48) 18:59:26 executing program 2: ptrace$getsig(0x4202, 0xffffffffffffffff, 0x0, &(0x7f0000000000)) (async) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) [ 2048.605076] block nbd4: Receive control failed (result -32) [ 2048.605414] block nbd4: shutting down sockets 18:59:26 executing program 2: ptrace$getsig(0x4202, 0xffffffffffffffff, 0x0, &(0x7f0000000000)) (async, rerun: 32) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (rerun: 32) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x5) 18:59:26 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x0, 0x0, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x1}, 0x48) 18:59:26 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0xfffffffffffffffe, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) r4 = getpgid(0x0) getpgid(r4) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r5 = getpgrp(0x0) getpgid(r5) ptrace$setregset(0x4205, r5, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:26 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x3) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = openat$ion(0xffffffffffffff9c, &(0x7f00000000c0), 0x404000, 0x0) ioctl$SNDCTL_MIDI_INFO(0xffffffffffffffff, 0xc074510c, &(0x7f0000000100)={"736a62162e6f8125593988ccd0714fa5c54d98ac1d4be1ce3d495dc0d150", 0x200, 0x81, 0x6, [0x7fff, 0x3f, 0xffffffff, 0x6, 0x8, 0x10001, 0x8, 0x1, 0x4, 0xfffff4bb, 0xfff, 0x8001, 0x9272, 0x3f, 0x5, 0x0, 0x3ff, 0x800]}) ioctl$ION_IOC_HEAP_QUERY(r2, 0xc0184908, &(0x7f0000000080)={0xfffffffffffffd0e}) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x3) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) openat$ion(0xffffffffffffff9c, &(0x7f00000000c0), 0x404000, 0x0) (async) ioctl$SNDCTL_MIDI_INFO(0xffffffffffffffff, 0xc074510c, &(0x7f0000000100)={"736a62162e6f8125593988ccd0714fa5c54d98ac1d4be1ce3d495dc0d150", 0x200, 0x81, 0x6, [0x7fff, 0x3f, 0xffffffff, 0x6, 0x8, 0x10001, 0x8, 0x1, 0x4, 0xfffff4bb, 0xfff, 0x8001, 0x9272, 0x3f, 0x5, 0x0, 0x3ff, 0x800]}) (async) ioctl$ION_IOC_HEAP_QUERY(r2, 0xc0184908, &(0x7f0000000080)={0xfffffffffffffd0e}) (async) [ 2048.677691] block nbd3: shutting down sockets [ 2048.690349] block nbd0: shutting down sockets 18:59:26 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x496040, 0x0) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x101000, 0x0) ioctl$VHOST_VSOCK_SET_RUNNING(0xffffffffffffffff, 0x4004af61, &(0x7f0000000140)=0x1) ioctl$IOCTL_CONFIG_SYS_RESOURCE_PARAMETERS(r2, 0x40096100, &(0x7f0000000440)={{&(0x7f00000003c0)={'KERNEL\x00', {}, {&(0x7f0000000180)={'Accelerator\x00', {&(0x7f0000000300)=@adf_dec={@format={'Dc', '0', 'NumConcurrentRequests\x00'}, {0x7}, {&(0x7f0000000240)=@adf_hex={@normal='NumberCyInstances\x00', {0x80000001}}}}}}}}}, 0xfb}) getsockopt$XDP_MMAP_OFFSETS(r2, 0x11b, 0x1, &(0x7f0000000080), &(0x7f0000000100)=0x80) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x8) [ 2048.754021] block nbd5: Device being setup by another task [ 2048.861837] block nbd0: Device being setup by another task [ 2048.886211] block nbd0: shutting down sockets 18:59:27 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x2) 18:59:27 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x0, 0x0, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x1}, 0x48) 18:59:27 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x496040, 0x0) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x101000, 0x0) ioctl$VHOST_VSOCK_SET_RUNNING(0xffffffffffffffff, 0x4004af61, &(0x7f0000000140)=0x1) ioctl$IOCTL_CONFIG_SYS_RESOURCE_PARAMETERS(r2, 0x40096100, &(0x7f0000000440)={{&(0x7f00000003c0)={'KERNEL\x00', {}, {&(0x7f0000000180)={'Accelerator\x00', {&(0x7f0000000300)=@adf_dec={@format={'Dc', '0', 'NumConcurrentRequests\x00'}, {0x7}, {&(0x7f0000000240)=@adf_hex={@normal='NumberCyInstances\x00', {0x80000001}}}}}}}}}, 0xfb}) getsockopt$XDP_MMAP_OFFSETS(r2, 0x11b, 0x1, &(0x7f0000000080), &(0x7f0000000100)=0x80) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x8) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x496040, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x101000, 0x0) (async) ioctl$VHOST_VSOCK_SET_RUNNING(0xffffffffffffffff, 0x4004af61, &(0x7f0000000140)=0x1) (async) ioctl$IOCTL_CONFIG_SYS_RESOURCE_PARAMETERS(r2, 0x40096100, &(0x7f0000000440)={{&(0x7f00000003c0)={'KERNEL\x00', {}, {&(0x7f0000000180)={'Accelerator\x00', {&(0x7f0000000300)=@adf_dec={@format={'Dc', '0', 'NumConcurrentRequests\x00'}, {0x7}, {&(0x7f0000000240)=@adf_hex={@normal='NumberCyInstances\x00', {0x80000001}}}}}}}}}, 0xfb}) (async) getsockopt$XDP_MMAP_OFFSETS(r2, 0x11b, 0x1, &(0x7f0000000080), &(0x7f0000000100)=0x80) (async) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x8) (async) [ 2049.424138] block nbd5: Receive control failed (result -32) [ 2049.432062] block nbd5: shutting down sockets 18:59:27 executing program 4: kexec_load(0x0, 0x3e00, 0x0, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:59:27 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r2, 0xaf01, 0x0) ioctl$VHOST_SET_VRING_BASE(r2, 0x4008af12, &(0x7f0000000000)={0x1, 0x80}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:27 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x0, 0x0, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x0, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x1}, 0x48) 18:59:27 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000), 0x496040, 0x0) (async) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x101000, 0x0) ioctl$VHOST_VSOCK_SET_RUNNING(0xffffffffffffffff, 0x4004af61, &(0x7f0000000140)=0x1) (async) ioctl$IOCTL_CONFIG_SYS_RESOURCE_PARAMETERS(r2, 0x40096100, &(0x7f0000000440)={{&(0x7f00000003c0)={'KERNEL\x00', {}, {&(0x7f0000000180)={'Accelerator\x00', {&(0x7f0000000300)=@adf_dec={@format={'Dc', '0', 'NumConcurrentRequests\x00'}, {0x7}, {&(0x7f0000000240)=@adf_hex={@normal='NumberCyInstances\x00', {0x80000001}}}}}}}}}, 0xfb}) (async) getsockopt$XDP_MMAP_OFFSETS(r2, 0x11b, 0x1, &(0x7f0000000080), &(0x7f0000000100)=0x80) (async) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x8) [ 2049.547809] block nbd4: shutting down sockets 18:59:27 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0xfffffffffffffffe, &(0x7f00000000c0)) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) (async) r4 = getpgid(0x0) getpgid(r4) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r5 = getpgrp(0x0) getpgid(r5) (async) ptrace$setregset(0x4205, r5, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="14cf26bc2b90cc4366e0c8b653a6b3c585d30d1a14da62acda4adfc4dd72005ceea7169e7e3e9274a4b64184d4a102e20da0a60a9c781d76f26e5fca989503abf9c9cb4ebed2abf82c32eb7ee83fcc4cafc7db8892d48a949a1cd985a82bca77de705afb44337967617583e45571f8c918a8a7a24f7b2b17e3b7cf1ad366dbfbedaa030a10a5fee422f5e8fa5bdfbaf5b0f38e34596c016628fa07b06c2042bf22e8fcb5c4dfabf588d9d2e1f26022c8d836317664204756b5ad64f160dec23ac0949038eace5579156aeb6067f465b4a4441d331fe1216c9849b6df5a090805026773007ff986704f3fb1a4a1c815b824e80d0eeb67a8631ad44a33fbbd2097be5f1996dd39e68bf4d40c52006e62d5b9eacf138e839f3e177c677a9ffc8cb242f96b527c883b5250fc0c11dc6465a19b7faa3b79684bcbb7b34123182a9623ab8bb18fc52e0cc962b248dcd95aea45a136420c55ce229548608d134e529b3fdc92522c0ae2c745ad62485a6c2c7fde6791af016eb43eead3098e5a4a1270b7b36aa03c222b1034cb798843217f87f1dbbc5ed6604608c1d9119b3d3897a7c5323036f1d303b8b1cfac63179b844a561777834cf0c40ca83a178117032a597039da4042d3a3852cfc5697240bcbf39941768579e6c107ab9349c69bbe900407a1deae9e97bde8f13b8b4e32fdf983cc3bda60dc5a0b34f8afec37cbf6eb8e2a690b54ba117989fa83c093de2e344d4bec876b6d94b377581781e393fc19274fb408d7e7845a1a705a7fda33e28fa16b0b4271d427ef206d93a5a53a452d79c296837257064b4b8c7f2203034d98d77f6080cdccd18d10891422f04dc9b459ff15c7f36e9d211189761117e1b902172013eaad66066c8fa2908c2625cc6c886e867e302e3f0129e3a1148e63fb4df47e575a743db53fa102a32b4421d8252a80bba60b1da90c3e35f3c590837c05e4568d0db8c8c65d9753cda8320b4366fb29c67272c8806a2c6d1dbdfcd689fcf47218e17c90bdffbb68e3cb706a8ae6c7e0444481951fe4a529a17c44227b7985b5fb2f13070b992310ec433bba5240b8a5b5378f24bc0501bdd181cd2a2b19b466619a82b9da59d03fa8e7b2f4bcf16f0ee07cc0563bea2d8cc203e14a8761cecb93d23cf6c8a5c7b2ba105f343ceb95a4d27e42f0cdae5f6fac454a47025be59daba3915ebeaeaf6560c955fec06d3095de7a17ab05b718055e2074f1bb2c8913e9e5db82f13d602905de8bb6de45b4591a7f3c2aee42bfdf9e9d9e0289320d24ed31b9aa968bcde196e338a68e92709f0a09ea3a6bc10904b4eb071e7bc26accb7feb260ebcba1869681d9ded51845c0e9df3ac2aa8da344b616029e38c24463ba7673e17dbf55ff77ac1846e8f9b3a8ddb91d9ebbce3386e26b0e92e912d8a29da21be2dc27a67f3b3cb97cba233eb8e63121e60ac44af2bd4f5ad73f9d96d01d388380e9c9ad3bd55399d1558489ee41a2dc555d5f85cc953f0bbdbfaf8bb08465f5a6174395c0d6899fa0da8c6970aa4271d3b3b097023d08435d2ec0b7d07f335b9cfc02a60e5be410413291864fa8005da3d748a93226f4a884320eb91c1d49e7ac5f7c0f308641b4710ae27b3e1cc0cc60dc0badbba9df116d467fb1c09b8c5364190faf528543d7e43002f4a4a85f88bff5e1174c0499e6853e6511d120d7d6bbc77c4b1e26a438d1d2d5c18094aa6c5082fd541897ae6292e0ed3958ab9745412f392f34d1dc3bcf0bc130cbe2eaa4b3e3a6a2f613060f1493dd780b0251f6d2de5cd1d6b1278ce6b713929348a8c0c4ee1a5d9a45cbc036829e79ccc69ef9e744a217189bef5b9d3d3ac75d438f0003ea1537caf8d12922cd49f7a2cfbd339a5418c8689706a996a48690cff506fa158bbd6d373c1bac1a19604264a0bd4a7c6dd7c1834679c3959de7666c070e5717a1fdbf788f290e3b5be7f8e8e92ab938fca787521ad9e86475a21c9998dea023968c09d233688c3cd3d9ad0f1059b69406a3be68cb08144e58db24843ede7d2112787e5c97cf8bd93f16a0a04739bd476ea54778165a98a7f36efbef4b3783db72e082a93f9b95f3fd5be9aa65702c5e8de32659f6236540d8954654d7e7c13483ee19cdd16fdfc50118e51dfc9b943a3eb08839d94cac9da6037d8215ec8b6294e86185c2b94508a922e04a91fb09ab8f90a1f31b1eaa964ec75f63ab0061a474e8e7ce2e9e8e9460829e81d3b6717dc33f14ae761117121c81f1d45ced5cef69889faad3a59893a87d292e7210e8d73d313da873f698663d58182895c1a45440b7c97ed2a050023334b883a58b8e40e14f3994cb28fa63bfe5d5398bc680179782731c912596a8140052a1fe8e84b8672c4ce05cd20866c83c495851822d6a459da6fc700f66420e10aca3b79a7b7923b987da40a711be6ac66549a0a5dd958f18d86e6cbedecab5ac8b193933e4e258821108ebf30ca0d67899066b32d0096a3b9ed0390890abc08956e2e02b4bda4333419e11a85310c8f6bc8d7d845b8a1c56fd8cd2bfd1eb03b8d59d5aeba753dedf06872afb8a18dd6aa274f5fe4c8ca8e4a839a27eb08b83871f0afaf14291dea41cb8aa6a6d9955904d806c776a5424653528b58625aaf0948cf42652c03b4c3a5f51d1608c50a63b1071d632d5d7f19acc8274342d1a04b725dec68fa8e9f758cf646e2e3e8d3dfa91fb12a58f795618193266f54bc8adb788a4f7be60d52f5fea0b233bbc3b2fa4cf47a8f9a41075d46389fb08ed22c70ba1e9159bfe9a410720ec7534a5042a747cb4b20fb21c77e33116044ee26ca562af4f735addda3d176af2475523546dd24524f7da567b6f61554570772fdf7a8488aa5f22c7d7ac28a36ad94d56e986e50d95c15d4c5e53c28fd86e9d829327689604c73bccca3064ce14e66a66c45afea820d5ddc71a3460894622c0ef8874c61508e5215cd96fcf3d9f5c07bf8921cadcf7f2bb25c680f772ed288a306fb23bae491c01b2a905ac9e0f746123cbae6d16a2e0b2b55423adbf210a176835728786a26de0dd6567938ee8a11fca7be1641ad0df28331dd1de26fe02fcc29e0fdc7c64b2842352b86bc790437d0867499f8be49153aec95dce0abeb0bbce65b858d3425890d0e142b37dd780946e2b7be03336abb9f03f520b86f38dc536d838e2f7213f4150936cb178fc3fffb2a2527a9b3a15f471755cb034fc18defe3754bf7344b27c92bea7bc42b11779def81cc4dcd92c8c8c0c74532514793f9065f93289c52f3cd77017da9dcf7f7f5bec5a8db236aaa5d05ce209d33bd2c5351c70e517e253b9c01f9c456974392e61c5010ecc813ab52bc7150d9f76a7edb2801277adbc223e9669fac19583967c9bf9656ec92bce778ccfff023971cf464c2683830a708d870594342a34ea1c952f46a015fc7ba1b96d864910cd306652aa4d03016e15c122ba12c1ee97d1687095172e5c5ce9dc1cd848b7ee937c166827f8fbd693b137518efa04bc1fdb1e3c0b75a1c9caaa742d68c27b0e35f20badae73e2a0befac653a3e8982170f422cb5374d3c9de0ac7cfbaa6ab86e3def28ac75f59da1e92f976caa1d546bb5738d5192ddc24071b3e568c08930b463eba059ba503bdaef2752b27ce13953f9a491e43bada76e73cd4e1594f5348f1a11e62ec004f09dd2691877f0e734dfb1a91f619a3eeb6090ebcaa353081f18adaeb690edc4a89b92ca3018dd7f0b97778c4fdd73966200c6e196f9ce92c899a04211810c262fc7390669b41bd34ce171fdc360aa6252ba3e04e55a239f5bd7056ab0c1da40cb61de19dfe93dc5587af2a3726dbcc18dff960d0e7e83b0a34dbc05c99df4752dca678ea8ec5def556fe08de3a34d56512787363eca6b2a7c3de2af387727efc276c378a5292d05609f6d711d62990d7fd709e22f97174c7bf2073f1e46962504f2d908eeb2173117316275bfaf111fee5beb0e6a740276fdf056c12063ad186af6760ac0e37cebb10e3c6d22930168536f459ac666b79da9989cc607ff67c9dd297267d2474c500cc4530a0d0043e7aeb44f21a02fcdcbfa74a14f98f2d6e6362fabc8b4f68dcecc3a3a254ca622ba02663e5b9300e012b15cdf1b75463d16cefe53cabf1dfb4c3c95919837c056a5014331d3637f724c6070ae9e512527b8c3d0df79a0f743e7f5e31aa850cd11fb2d9375897c8c5a8eaf4fe5618eaa7ed43c59c1c9e6651e2fda0b7723cf79245b61b0875f0775dc5e12ec7cd4e2a61b859708206fb6980dadcdbaefbc022cd1293f9a20df1f7d8dbe0233a5d29bc242c91461232c0dd0c33625e9189e387fc98bfac3809ad6733d961a5ef2d8f83f2ede79197f50275a144e48fba23a91e7cdc9a5159dc8d15d1b3ddf103ef73809d13b74430baad4f4e039b4a8eab98b4f4ca457bdc5ff638cb204be3ab37bb68305e18997e3d69e4a3d1237bfe82e912bd0a936b7e38131757fce832025ea7ef6f66e94e19d811e0fe22976bb0160ffb0e3d47532bb91d044032fdb46b777b707d54742d3ac4a5b6466a72c2229be0feb54132954ccaa2cf3ff5300a391d1494e81ca86b05da5a249fb661626cc254f0240d0d5034b58b3b4f7e6c97a4d98a4cbaf4412aac6f1032349293f84ea30459d186e3fc50d15b9da375974d325907dec7dac9b1da3f0c84d42e63904e728404883c0c8aa7e21aa91916673e1eed22c3cf4f7466252398734529305faecd68c45957ff6005fbe1a9274908c2baaeab1c9c79030688e42e20e527bdd4c814c59d11741027e353b41ec315c3bbbd7f8f01174419730c6b4a17abdc94620b0632ad792f44d74a64e5aa0c13b128e7118924e444bafacb2a474be6130dccf8d487d806f59ddda8c53e7c59d8bc203811960677ac0fdf7aa9de92c940ff42e50c4880aef73fb82054c7a1920512bcd61b2b0e6c18a32d52d7190bac2bb9d4ac8de776bf89430b51be0a6926cbcb2f532416b7c190fcf38ddfa76aef1347c6b127558fb70b087547e3a60757fa999de233b657d55ec3f1f4eae0d0dc22d4c9f7b766d9fd7ab300097207d12cbe2261e6665c2bf1cc02a8a745496b8c16b61fb15be5b408856b7ddb169af6382658f72dfcf8c97cb2c78267006462830425b7be7bd1782f3072a61479dc07fcc54bf732f1d0e9c9a2bb225aa431c05226745445a1068c99d7f1527cb9d37ef10d82838f9a8a249b61c0dbcc4dda86eff0a36c4c913005017f9514d6593f19fec40410bb6c5524ebbd3ace9755148d80f5224acbd0c58ad0bd27ec3f70e1a9b31524aa7aa17479dfc791bef58a396b73b580113ec02ee8180083216665ee7107945ebb32547d57dca8d75ce4639e098bbd367c46632025f509e428acaae3e79decc8b33d2c98d2e42b384239ec99ec72c9bcbb39c2326b9807f30fbc96b91fc60c2d0ee60b4c4ff5a6e5b8da6497a7888d218f233b568038ff1d365e328199e9f8ad5af83ba8a0a84ab018eceb49ce88cc1ea69b3156ca4f5faf1753c39d08d71b515711c55a9852f8e14de620feb1355f559969b6f55826d62d6205744d4ad7b96593426764d5db0e3d1775142c19a8216d3051f75fe37b9ac2c5d7aef602d0f7b35e1af7adcd7e05861df805792540bb98cd2481096699fce51e224b74d8a244b1e0ca5bd1dccfea3033588a888c8647772fb1ad4eeda8239edc22db34457f25de6823c7e5122cd2fa4e4cadb0d58414605690b92c844d7a867f2122e0f8e147dd6e8ddc6998d104e95ed18b3dad289c2fadbf86ad47ca23e3599601", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:27 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f00000002c0)=@base={0x0, 0x0, 0x0, 0x0, 0x4, 0xffffffffffffffff, 0x3f}, 0x48) 18:59:27 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:27 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r2, 0xaf01, 0x0) ioctl$VHOST_SET_VRING_BASE(r2, 0x4008af12, &(0x7f0000000000)={0x1, 0x80}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) (async) ioctl$VHOST_SET_OWNER(r2, 0xaf01, 0x0) (async) ioctl$VHOST_SET_VRING_BASE(r2, 0x4008af12, &(0x7f0000000000)={0x1, 0x80}) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) [ 2049.605938] block nbd3: Receive control failed (result -32) [ 2049.606318] block nbd3: shutting down sockets [ 2049.640101] block nbd0: shutting down sockets 18:59:27 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0xfffffffffffffffe, &(0x7f00000000c0)) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) (async) r4 = getpgid(0x0) getpgid(r4) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) (async) kexec_load(0x0, 0x3e00, 0x0, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async) r5 = getpgrp(0x0) getpgid(r5) (async) ptrace$setregset(0x4205, r5, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) (async) setpgid(0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) [ 2049.740179] block nbd4: Device being setup by another task [ 2049.782414] block nbd0: Device being setup by another task [ 2049.792260] block nbd0: shutting down sockets 18:59:27 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x2) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x2) (async) 18:59:27 executing program 1: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:27 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) [ 2050.316651] block nbd5: Receive control failed (result -32) [ 2050.317064] block nbd5: shutting down sockets 18:59:28 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:28 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r2, 0xaf01, 0x0) ioctl$VHOST_SET_VRING_BASE(r2, 0x4008af12, &(0x7f0000000000)={0x1, 0x80}) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) 18:59:28 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x0) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, 0xffffffffffffffff) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) 18:59:28 executing program 1: openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) socket$inet6_udplite(0xa, 0x2, 0x88) r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(r0, 0x4008af60, &(0x7f0000000080)={@hyper}) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$SNDCTL_TMR_METRONOME(r3, 0x40045407) [ 2050.410147] block nbd1: Device being setup by another task [ 2050.431980] block nbd4: Receive control failed (result -32) [ 2050.437899] block nbd4: shutting down sockets 18:59:28 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) 18:59:28 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0xb77fde88e049d36f}, 0x10, 0x800) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000080)) bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000200)={0x9, 0x0}, 0x8) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000240)=r1, 0x4) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000140)={r0}, 0x8) bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r2}, 0x6b) r3 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$apparmor_exec(r3, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x7fffffff) [ 2050.503978] block nbd5: Device being setup by another task 18:59:28 executing program 1: openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) socket$inet6_udplite(0xa, 0x2, 0x88) r0 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r0, 0xaf01, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(r0, 0x4008af60, &(0x7f0000000080)={@hyper}) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000000c0), 0x0, 0x0) ioctl$SNDCTL_TMR_METRONOME(r3, 0x40045407) 18:59:28 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) getsockopt$bt_rfcomm_RFCOMM_LM(r1, 0x12, 0x3, &(0x7f0000000080), &(0x7f00000000c0)=0x4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) [ 2050.560544] block nbd1: Device being setup by another task [ 2050.574005] block nbd0: shutting down sockets 18:59:28 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x0, 0x0, 0x160000) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="14cf26bc2b90cc4366e0c8b653a6b3c585d30d1a14da62acda4adfc4dd72005ceea7169e7e3e9274a4b64184d4a102e20da0a60a9c781d76f26e5fca989503abf9c9cb4ebed2abf82c32eb7ee83fcc4cafc7db8892d48a949a1cd985a82bca77de705afb44337967617583e45571f8c918a8a7a24f7b2b17e3b7cf1ad366dbfbedaa030a10a5fee422f5e8fa5bdfbaf5b0f38e34596c016628fa07b06c2042bf22e8fcb5c4dfabf588d9d2e1f26022c8d836317664204756b5ad64f160dec23ac0949038eace5579156aeb6067f465b4a4441d331fe1216c9849b6df5a090805026773007ff986704f3fb1a4a1c815b824e80d0eeb67a8631ad44a33fbbd2097be5f1996dd39e68bf4d40c52006e62d5b9eacf138e839f3e177c677a9ffc8cb242f96b527c883b5250fc0c11dc6465a19b7faa3b79684bcbb7b34123182a9623ab8bb18fc52e0cc962b248dcd95aea45a136420c55ce229548608d134e529b3fdc92522c0ae2c745ad62485a6c2c7fde6791af016eb43eead3098e5a4a1270b7b36aa03c222b1034cb798843217f87f1dbbc5ed6604608c1d9119b3d3897a7c5323036f1d303b8b1cfac63179b844a561777834cf0c40ca83a178117032a597039da4042d3a3852cfc5697240bcbf39941768579e6c107ab9349c69bbe900407a1deae9e97bde8f13b8b4e32fdf983cc3bda60dc5a0b34f8afec37cbf6eb8e2a690b54ba117989fa83c093de2e344d4bec876b6d94b377581781e393fc19274fb408d7e7845a1a705a7fda33e28fa16b0b4271d427ef206d93a5a53a452d79c296837257064b4b8c7f2203034d98d77f6080cdccd18d10891422f04dc9b459ff15c7f36e9d211189761117e1b902172013eaad66066c8fa2908c2625cc6c886e867e302e3f0129e3a1148e63fb4df47e575a743db53fa102a32b4421d8252a80bba60b1da90c3e35f3c590837c05e4568d0db8c8c65d9753cda8320b4366fb29c67272c8806a2c6d1dbdfcd689fcf47218e17c90bdffbb68e3cb706a8ae6c7e0444481951fe4a529a17c44227b7985b5fb2f13070b992310ec433bba5240b8a5b5378f24bc0501bdd181cd2a2b19b466619a82b9da59d03fa8e7b2f4bcf16f0ee07cc0563bea2d8cc203e14a8761cecb93d23cf6c8a5c7b2ba105f343ceb95a4d27e42f0cdae5f6fac454a47025be59daba3915ebeaeaf6560c955fec06d3095de7a17ab05b718055e2074f1bb2c8913e9e5db82f13d602905de8bb6de45b4591a7f3c2aee42bfdf9e9d9e0289320d24ed31b9aa968bcde196e338a68e92709f0a09ea3a6bc10904b4eb071e7bc26accb7feb260ebcba1869681d9ded51845c0e9df3ac2aa8da344b616029e38c24463ba7673e17dbf55ff77ac1846e8f9b3a8ddb91d9ebbce3386e26b0e92e912d8a29da21be2dc27a67f3b3cb97cba233eb8e63121e60ac44af2bd4f5ad73f9d96d01d388380e9c9ad3bd55399d1558489ee41a2dc555d5f85cc953f0bbdbfaf8bb08465f5a6174395c0d6899fa0da8c6970aa4271d3b3b097023d08435d2ec0b7d07f335b9cfc02a60e5be410413291864fa8005da3d748a93226f4a884320eb91c1d49e7ac5f7c0f308641b4710ae27b3e1cc0cc60dc0badbba9df116d467fb1c09b8c5364190faf528543d7e43002f4a4a85f88bff5e1174c0499e6853e6511d120d7d6bbc77c4b1e26a438d1d2d5c18094aa6c5082fd541897ae6292e0ed3958ab9745412f392f34d1dc3bcf0bc130cbe2eaa4b3e3a6a2f613060f1493dd780b0251f6d2de5cd1d6b1278ce6b713929348a8c0c4ee1a5d9a45cbc036829e79ccc69ef9e744a217189bef5b9d3d3ac75d438f0003ea1537caf8d12922cd49f7a2cfbd339a5418c8689706a996a48690cff506fa158bbd6d373c1bac1a19604264a0bd4a7c6dd7c1834679c3959de7666c070e5717a1fdbf788f290e3b5be7f8e8e92ab938fca787521ad9e86475a21c9998dea023968c09d233688c3cd3d9ad0f1059b69406a3be68cb08144e58db24843ede7d2112787e5c97cf8bd93f16a0a04739bd476ea54778165a98a7f36efbef4b3783db72e082a93f9b95f3fd5be9aa65702c5e8de32659f6236540d8954654d7e7c13483ee19cdd16fdfc50118e51dfc9b943a3eb08839d94cac9da6037d8215ec8b6294e86185c2b94508a922e04a91fb09ab8f90a1f31b1eaa964ec75f63ab0061a474e8e7ce2e9e8e9460829e81d3b6717dc33f14ae761117121c81f1d45ced5cef69889faad3a59893a87d292e7210e8d73d313da873f698663d58182895c1a45440b7c97ed2a050023334b883a58b8e40e14f3994cb28fa63bfe5d5398bc680179782731c912596a8140052a1fe8e84b8672c4ce05cd20866c83c495851822d6a459da6fc700f66420e10aca3b79a7b7923b987da40a711be6ac66549a0a5dd958f18d86e6cbedecab5ac8b193933e4e258821108ebf30ca0d67899066b32d0096a3b9ed0390890abc08956e2e02b4bda4333419e11a85310c8f6bc8d7d845b8a1c56fd8cd2bfd1eb03b8d59d5aeba753dedf06872afb8a18dd6aa274f5fe4c8ca8e4a839a27eb08b83871f0afaf14291dea41cb8aa6a6d9955904d806c776a5424653528b58625aaf0948cf42652c03b4c3a5f51d1608c50a63b1071d632d5d7f19acc8274342d1a04b725dec68fa8e9f758cf646e2e3e8d3dfa91fb12a58f795618193266f54bc8adb788a4f7be60d52f5fea0b233bbc3b2fa4cf47a8f9a41075d46389fb08ed22c70ba1e9159bfe9a410720ec7534a5042a747cb4b20fb21c77e33116044ee26ca562af4f735addda3d176af2475523546dd24524f7da567b6f61554570772fdf7a8488aa5f22c7d7ac28a36ad94d56e986e50d95c15d4c5e53c28fd86e9d829327689604c73bccca3064ce14e66a66c45afea820d5ddc71a3460894622c0ef8874c61508e5215cd96fcf3d9f5c07bf8921cadcf7f2bb25c680f772ed288a306fb23bae491c01b2a905ac9e0f746123cbae6d16a2e0b2b55423adbf210a176835728786a26de0dd6567938ee8a11fca7be1641ad0df28331dd1de26fe02fcc29e0fdc7c64b2842352b86bc790437d0867499f8be49153aec95dce0abeb0bbce65b858d3425890d0e142b37dd780946e2b7be03336abb9f03f520b86f38dc536d838e2f7213f4150936cb178fc3fffb2a2527a9b3a15f471755cb034fc18defe3754bf7344b27c92bea7bc42b11779def81cc4dcd92c8c8c0c74532514793f9065f93289c52f3cd77017da9dcf7f7f5bec5a8db236aaa5d05ce209d33bd2c5351c70e517e253b9c01f9c456974392e61c5010ecc813ab52bc7150d9f76a7edb2801277adbc223e9669fac19583967c9bf9656ec92bce778ccfff023971cf464c2683830a708d870594342a34ea1c952f46a015fc7ba1b96d864910cd306652aa4d03016e15c122ba12c1ee97d1687095172e5c5ce9dc1cd848b7ee937c166827f8fbd693b137518efa04bc1fdb1e3c0b75a1c9caaa742d68c27b0e35f20badae73e2a0befac653a3e8982170f422cb5374d3c9de0ac7cfbaa6ab86e3def28ac75f59da1e92f976caa1d546bb5738d5192ddc24071b3e568c08930b463eba059ba503bdaef2752b27ce13953f9a491e43bada76e73cd4e1594f5348f1a11e62ec004f09dd2691877f0e734dfb1a91f619a3eeb6090ebcaa353081f18adaeb690edc4a89b92ca3018dd7f0b97778c4fdd73966200c6e196f9ce92c899a04211810c262fc7390669b41bd34ce171fdc360aa6252ba3e04e55a239f5bd7056ab0c1da40cb61de19dfe93dc5587af2a3726dbcc18dff960d0e7e83b0a34dbc05c99df4752dca678ea8ec5def556fe08de3a34d56512787363eca6b2a7c3de2af387727efc276c378a5292d05609f6d711d62990d7fd709e22f97174c7bf2073f1e46962504f2d908eeb2173117316275bfaf111fee5beb0e6a740276fdf056c12063ad186af6760ac0e37cebb10e3c6d22930168536f459ac666b79da9989cc607ff67c9dd297267d2474c500cc4530a0d0043e7aeb44f21a02fcdcbfa74a14f98f2d6e6362fabc8b4f68dcecc3a3a254ca622ba02663e5b9300e012b15cdf1b75463d16cefe53cabf1dfb4c3c95919837c056a5014331d3637f724c6070ae9e512527b8c3d0df79a0f743e7f5e31aa850cd11fb2d9375897c8c5a8eaf4fe5618eaa7ed43c59c1c9e6651e2fda0b7723cf79245b61b0875f0775dc5e12ec7cd4e2a61b859708206fb6980dadcdbaefbc022cd1293f9a20df1f7d8dbe0233a5d29bc242c91461232c0dd0c33625e9189e387fc98bfac3809ad6733d961a5ef2d8f83f2ede79197f50275a144e48fba23a91e7cdc9a5159dc8d15d1b3ddf103ef73809d13b74430baad4f4e039b4a8eab98b4f4ca457bdc5ff638cb204be3ab37bb68305e18997e3d69e4a3d1237bfe82e912bd0a936b7e38131757fce832025ea7ef6f66e94e19d811e0fe22976bb0160ffb0e3d47532bb91d044032fdb46b777b707d54742d3ac4a5b6466a72c2229be0feb54132954ccaa2cf3ff5300a391d1494e81ca86b05da5a249fb661626cc254f0240d0d5034b58b3b4f7e6c97a4d98a4cbaf4412aac6f1032349293f84ea30459d186e3fc50d15b9da375974d325907dec7dac9b1da3f0c84d42e63904e728404883c0c8aa7e21aa91916673e1eed22c3cf4f7466252398734529305faecd68c45957ff6005fbe1a9274908c2baaeab1c9c79030688e42e20e527bdd4c814c59d11741027e353b41ec315c3bbbd7f8f01174419730c6b4a17abdc94620b0632ad792f44d74a64e5aa0c13b128e7118924e444bafacb2a474be6130dccf8d487d806f59ddda8c53e7c59d8bc203811960677ac0fdf7aa9de92c940ff42e50c4880aef73fb82054c7a1920512bcd61b2b0e6c18a32d52d7190bac2bb9d4ac8de776bf89430b51be0a6926cbcb2f532416b7c190fcf38ddfa76aef1347c6b127558fb70b087547e3a60757fa999de233b657d55ec3f1f4eae0d0dc22d4c9f7b766d9fd7ab300097207d12cbe2261e6665c2bf1cc02a8a745496b8c16b61fb15be5b408856b7ddb169af6382658f72dfcf8c97cb2c78267006462830425b7be7bd1782f3072a61479dc07fcc54bf732f1d0e9c9a2bb225aa431c05226745445a1068c99d7f1527cb9d37ef10d82838f9a8a249b61c0dbcc4dda86eff0a36c4c913005017f9514d6593f19fec40410bb6c5524ebbd3ace9755148d80f5224acbd0c58ad0bd27ec3f70e1a9b31524aa7aa17479dfc791bef58a396b73b580113ec02ee8180083216665ee7107945ebb32547d57dca8d75ce4639e098bbd367c46632025f509e428acaae3e79decc8b33d2c98d2e42b384239ec99ec72c9bcbb39c2326b9807f30fbc96b91fc60c2d0ee60b4c4ff5a6e5b8da6497a7888d218f233b568038ff1d365e328199e9f8ad5af83ba8a0a84ab018eceb49ce88cc1ea69b3156ca4f5faf1753c39d08d71b515711c55a9852f8e14de620feb1355f559969b6f55826d62d6205744d4ad7b96593426764d5db0e3d1775142c19a8216d3051f75fe37b9ac2c5d7aef602d0f7b35e1af7adcd7e05861df805792540bb98cd2481096699fce51e224b74d8a244b1e0ca5bd1dccfea3033588a888c8647772fb1ad4eeda8239edc22db34457f25de6823c7e5122cd2fa4e4cadb0d58414605690b92c844d7a867f2122e0f8e147dd6e8ddc6998d104e95ed18b3dad289c2fadbf86ad47ca23e3599601", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) [ 2050.603582] audit: type=1400 audit(1641063568.219:47): apparmor="DENIED" operation="stack_onexec" info="label not found" error=-2 profile="unconfined" name=2505 pid=26531 comm="syz-executor.2" [ 2050.609067] block nbd3: Receive control failed (result -32) [ 2050.626805] block nbd3: shutting down sockets [ 2050.710249] block nbd0: shutting down sockets [ 2050.720222] block nbd1: Device being setup by another task 18:59:28 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async, rerun: 32) ioctl$NBD_DO_IT(r0, 0xab03) (rerun: 32) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x2) 18:59:28 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) (async) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0xb77fde88e049d36f}, 0x10, 0x800) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000080)) bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000200)={0x9, 0x0}, 0x8) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000240)=r1, 0x4) (async) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000140)={r0}, 0x8) bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r2}, 0x6b) (async) r3 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$apparmor_exec(r3, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) (async) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x7fffffff) 18:59:28 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:28 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) getsockopt$bt_rfcomm_RFCOMM_LM(r1, 0x12, 0x3, &(0x7f0000000080), &(0x7f00000000c0)=0x4) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) 18:59:28 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0xb77fde88e049d36f}, 0x10, 0x800) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000080)) bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000200)={0x9, 0x0}, 0x8) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000240)=r1, 0x4) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000140)={r0}, 0x8) bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r2}, 0x6b) r3 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$apparmor_exec(r3, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x7fffffff) [ 2051.213447] block nbd5: Receive control failed (result -32) [ 2051.217638] block nbd5: shutting down sockets 18:59:28 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r2, 0xaf01, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, &(0x7f0000000000)={0x0, 0x10001}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) prctl$PR_GET_SPECULATION_CTRL(0x34, 0x0, 0x4) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:28 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0xb77fde88e049d36f}, 0x10, 0x800) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000080)) bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000200)={0x9, 0x0}, 0x8) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000240)=r1, 0x4) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000140)={r0}, 0x8) bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r2}, 0x6b) r3 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$apparmor_exec(r3, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x7fffffff) 18:59:28 executing program 2: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0xb77fde88e049d36f}, 0x10, 0x800) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000080)) bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000200)={0x9, 0x0}, 0x8) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000240)=r1, 0x4) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000140)={r0}, 0x8) bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r2}, 0x6b) r3 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$apparmor_exec(r3, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x7fffffff) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) (async) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0xb77fde88e049d36f}, 0x10, 0x800) (async) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000080)) (async) bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000200)={0x9}, 0x8) (async) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000240)=r1, 0x4) (async) bpf$ITER_CREATE(0x21, &(0x7f0000000140)={r0}, 0x8) (async) bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r2}, 0x6b) (async) openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) (async) write$apparmor_exec(r3, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) (async) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x7fffffff) (async) 18:59:28 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000000), 0x8) getsockopt$bt_rfcomm_RFCOMM_LM(r1, 0x12, 0x3, &(0x7f0000000080), &(0x7f00000000c0)=0x4) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) [ 2051.297739] audit: type=1400 audit(1641063568.909:48): apparmor="DENIED" operation="stack_onexec" info="label not found" error=-2 profile="unconfined" name=2505 pid=26561 comm="syz-executor.1" [ 2051.330541] block nbd0: shutting down sockets [ 2051.381237] block nbd5: server does not support multiple connections per device. [ 2051.389966] audit: type=1400 audit(1641063569.009:49): apparmor="DENIED" operation="stack_onexec" info="label not found" error=-2 profile="unconfined" name=2505 pid=26577 comm="syz-executor.1" 18:59:29 executing program 2: syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x408081) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x187e82) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x30000, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x80000001, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, r2) 18:59:29 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0xb77fde88e049d36f}, 0x10, 0x800) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000080)) bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000200)={0x9, 0x0}, 0x8) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000240)=r1, 0x4) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000140)={r0}, 0x8) bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r2}, 0x6b) r3 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$apparmor_exec(r3, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x7fffffff) [ 2051.418794] audit: type=1400 audit(1641063569.019:50): apparmor="DENIED" operation="stack_onexec" info="label not found" error=-2 profile="unconfined" name=2505 pid=26579 comm="syz-executor.2" [ 2051.449663] block nbd0: shutting down sockets [ 2051.450705] block nbd5: server does not support multiple connections per device. [ 2051.494199] audit: type=1400 audit(1641063569.109:51): apparmor="DENIED" operation="stack_onexec" info="label not found" error=-2 profile="unconfined" name=2505 pid=26602 comm="syz-executor.1" [ 2051.530148] block nbd5: server does not support multiple connections per device. [ 2051.534000] block nbd3: Receive control failed (result -32) 18:59:29 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) getpgid(0x0) (async) getpgid(0x0) (async) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x0, 0x0, 0x160000) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) r4 = getpgrp(0x0) getpgid(r4) (async) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="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", 0x1000}) (async) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) (async) getpgid(0x0) (async) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) [ 2051.544347] block nbd3: shutting down sockets [ 2051.620342] block nbd5: server does not support multiple connections per device. [ 2051.689908] block nbd5: server does not support multiple connections per device. [ 2051.769809] block nbd5: server does not support multiple connections per device. [ 2051.869768] block nbd5: server does not support multiple connections per device. [ 2051.939956] block nbd5: server does not support multiple connections per device. [ 2051.947693] block nbd5: server does not support multiple connections per device. [ 2052.019815] block nbd5: server does not support multiple connections per device. 18:59:29 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1) 18:59:29 executing program 0: setsockopt$XDP_TX_RING(0xffffffffffffffff, 0x11b, 0x3, &(0x7f0000000080)=0x100a000, 0x4) ioctl$IMHOLD_L1(0xffffffffffffffff, 0x80044948, &(0x7f0000000000)=0xfff) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) 18:59:29 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0xb77fde88e049d36f}, 0x10, 0x800) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000080)) bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000200)={0x9, 0x0}, 0x8) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000240)=r1, 0x4) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000140)={r0}, 0x8) bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r2}, 0x6b) r3 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$apparmor_exec(r3, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) 18:59:29 executing program 2: syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x408081) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x187e82) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x30000, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x80000001, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r0, 0x1263, r2) syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x408081) (async) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x187e82) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x30000, 0x0) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x80000001, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, r2) (async) [ 2052.099784] block nbd5: server does not support multiple connections per device. [ 2052.107427] block nbd5: server does not support multiple connections per device. [ 2052.115632] block nbd5: shutting down sockets 18:59:29 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r2, 0xaf01, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, &(0x7f0000000000)={0x0, 0x10001}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) prctl$PR_GET_SPECULATION_CTRL(0x34, 0x0, 0x4) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) (async) ioctl$VHOST_SET_OWNER(r2, 0xaf01, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, &(0x7f0000000000)={0x0, 0x10001}) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) prctl$PR_GET_SPECULATION_CTRL(0x34, 0x0, 0x4) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) [ 2052.140037] block nbd4: Receive control failed (result -32) [ 2052.146088] block nbd4: shutting down sockets 18:59:29 executing program 2: syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x408081) (async) syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x187e82) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x30000, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x80000001, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SOCK(r0, 0x1263, r2) 18:59:29 executing program 2: ioctl$sock_x25_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000040)={@null, 0x5, 'vxcan1\x00'}) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x800) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) r2 = syz_open_dev$vcsn(&(0x7f0000000140), 0x400, 0x84000) ioctl$NBD_SET_SOCK(r0, 0x1263, r2) accept4$bt_l2cap(r1, 0x0, &(0x7f0000000180), 0x180000) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20000) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x2) 18:59:29 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0xb77fde88e049d36f}, 0x10, 0x800) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000080)) bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000200)={0x9, 0x0}, 0x8) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000240)=r1, 0x4) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000140)={r0}, 0x8) bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r2}, 0x6b) write$apparmor_exec(0xffffffffffffffff, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) 18:59:29 executing program 0: setsockopt$XDP_TX_RING(0xffffffffffffffff, 0x11b, 0x3, &(0x7f0000000080)=0x100a000, 0x4) ioctl$IMHOLD_L1(0xffffffffffffffff, 0x80044948, &(0x7f0000000000)=0xfff) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) setsockopt$XDP_TX_RING(0xffffffffffffffff, 0x11b, 0x3, &(0x7f0000000080)=0x100a000, 0x4) (async) ioctl$IMHOLD_L1(0xffffffffffffffff, 0x80044948, &(0x7f0000000000)=0xfff) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) (async) [ 2052.196163] audit: type=1400 audit(1641063569.809:52): apparmor="DENIED" operation="stack_onexec" info="label not found" error=-2 profile="unconfined" name=2505 pid=26623 comm="syz-executor.1" [ 2052.220921] block nbd0: shutting down sockets 18:59:29 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0xb77fde88e049d36f}, 0x10, 0x800) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000080)) bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000200)={0x9, 0x0}, 0x8) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000240)=r1, 0x4) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000140)={r0}, 0x8) bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r2}, 0x6b) write$apparmor_exec(0xffffffffffffffff, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) 18:59:29 executing program 2: ioctl$sock_x25_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000040)={@null, 0x5, 'vxcan1\x00'}) (async) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x800) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000140), 0x400, 0x84000) ioctl$NBD_SET_SOCK(r0, 0x1263, r2) (async) accept4$bt_l2cap(r1, 0x0, &(0x7f0000000180), 0x180000) (async) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20000) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) (async) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x2) [ 2052.357851] block nbd4: shutting down sockets [ 2052.383442] block nbd0: Device being setup by another task [ 2052.389154] block nbd4: Device being setup by another task [ 2052.404382] block nbd0: shutting down sockets 18:59:30 executing program 0: setsockopt$XDP_TX_RING(0xffffffffffffffff, 0x11b, 0x3, &(0x7f0000000080)=0x100a000, 0x4) ioctl$IMHOLD_L1(0xffffffffffffffff, 0x80044948, &(0x7f0000000000)=0xfff) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) setsockopt$XDP_TX_RING(0xffffffffffffffff, 0x11b, 0x3, &(0x7f0000000080)=0x100a000, 0x4) (async) ioctl$IMHOLD_L1(0xffffffffffffffff, 0x80044948, &(0x7f0000000000)=0xfff) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, 0x0) (async) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) (async) [ 2052.429227] block nbd3: Receive control failed (result -32) [ 2052.436780] block nbd3: shutting down sockets [ 2052.529982] block nbd0: Device being setup by another task [ 2052.537032] block nbd0: shutting down sockets 18:59:30 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1) 18:59:30 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x1, &(0x7f00000000c0)) (async) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async, rerun: 32) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) (async) r3 = getpgrp(0x0) getpgid(0x0) (async, rerun: 64) getpgid(0x0) (async, rerun: 64) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x0, 0x0, 0x160000) (async, rerun: 32) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x480a00, 0x0) (async, rerun: 32) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="14cf26bc2b90cc4366e0c8b653a6b3c585d30d1a14da62acda4adfc4dd72005ceea7169e7e3e9274a4b64184d4a102e20da0a60a9c781d76f26e5fca989503abf9c9cb4ebed2abf82c32eb7ee83fcc4cafc7db8892d48a949a1cd985a82bca77de705afb44337967617583e45571f8c918a8a7a24f7b2b17e3b7cf1ad366dbfbedaa030a10a5fee422f5e8fa5bdfbaf5b0f38e34596c016628fa07b06c2042bf22e8fcb5c4dfabf588d9d2e1f26022c8d836317664204756b5ad64f160dec23ac0949038eace5579156aeb6067f465b4a4441d331fe1216c9849b6df5a090805026773007ff986704f3fb1a4a1c815b824e80d0eeb67a8631ad44a33fbbd2097be5f1996dd39e68bf4d40c52006e62d5b9eacf138e839f3e177c677a9ffc8cb242f96b527c883b5250fc0c11dc6465a19b7faa3b79684bcbb7b34123182a9623ab8bb18fc52e0cc962b248dcd95aea45a136420c55ce229548608d134e529b3fdc92522c0ae2c745ad62485a6c2c7fde6791af016eb43eead3098e5a4a1270b7b36aa03c222b1034cb798843217f87f1dbbc5ed6604608c1d9119b3d3897a7c5323036f1d303b8b1cfac63179b844a561777834cf0c40ca83a178117032a597039da4042d3a3852cfc5697240bcbf39941768579e6c107ab9349c69bbe900407a1deae9e97bde8f13b8b4e32fdf983cc3bda60dc5a0b34f8afec37cbf6eb8e2a690b54ba117989fa83c093de2e344d4bec876b6d94b377581781e393fc19274fb408d7e7845a1a705a7fda33e28fa16b0b4271d427ef206d93a5a53a452d79c296837257064b4b8c7f2203034d98d77f6080cdccd18d10891422f04dc9b459ff15c7f36e9d211189761117e1b902172013eaad66066c8fa2908c2625cc6c886e867e302e3f0129e3a1148e63fb4df47e575a743db53fa102a32b4421d8252a80bba60b1da90c3e35f3c590837c05e4568d0db8c8c65d9753cda8320b4366fb29c67272c8806a2c6d1dbdfcd689fcf47218e17c90bdffbb68e3cb706a8ae6c7e0444481951fe4a529a17c44227b7985b5fb2f13070b992310ec433bba5240b8a5b5378f24bc0501bdd181cd2a2b19b466619a82b9da59d03fa8e7b2f4bcf16f0ee07cc0563bea2d8cc203e14a8761cecb93d23cf6c8a5c7b2ba105f343ceb95a4d27e42f0cdae5f6fac454a47025be59daba3915ebeaeaf6560c955fec06d3095de7a17ab05b718055e2074f1bb2c8913e9e5db82f13d602905de8bb6de45b4591a7f3c2aee42bfdf9e9d9e0289320d24ed31b9aa968bcde196e338a68e92709f0a09ea3a6bc10904b4eb071e7bc26accb7feb260ebcba1869681d9ded51845c0e9df3ac2aa8da344b616029e38c24463ba7673e17dbf55ff77ac1846e8f9b3a8ddb91d9ebbce3386e26b0e92e912d8a29da21be2dc27a67f3b3cb97cba233eb8e63121e60ac44af2bd4f5ad73f9d96d01d388380e9c9ad3bd55399d1558489ee41a2dc555d5f85cc953f0bbdbfaf8bb08465f5a6174395c0d6899fa0da8c6970aa4271d3b3b097023d08435d2ec0b7d07f335b9cfc02a60e5be410413291864fa8005da3d748a93226f4a884320eb91c1d49e7ac5f7c0f308641b4710ae27b3e1cc0cc60dc0badbba9df116d467fb1c09b8c5364190faf528543d7e43002f4a4a85f88bff5e1174c0499e6853e6511d120d7d6bbc77c4b1e26a438d1d2d5c18094aa6c5082fd541897ae6292e0ed3958ab9745412f392f34d1dc3bcf0bc130cbe2eaa4b3e3a6a2f613060f1493dd780b0251f6d2de5cd1d6b1278ce6b713929348a8c0c4ee1a5d9a45cbc036829e79ccc69ef9e744a217189bef5b9d3d3ac75d438f0003ea1537caf8d12922cd49f7a2cfbd339a5418c8689706a996a48690cff506fa158bbd6d373c1bac1a19604264a0bd4a7c6dd7c1834679c3959de7666c070e5717a1fdbf788f290e3b5be7f8e8e92ab938fca787521ad9e86475a21c9998dea023968c09d233688c3cd3d9ad0f1059b69406a3be68cb08144e58db24843ede7d2112787e5c97cf8bd93f16a0a04739bd476ea54778165a98a7f36efbef4b3783db72e082a93f9b95f3fd5be9aa65702c5e8de32659f6236540d8954654d7e7c13483ee19cdd16fdfc50118e51dfc9b943a3eb08839d94cac9da6037d8215ec8b6294e86185c2b94508a922e04a91fb09ab8f90a1f31b1eaa964ec75f63ab0061a474e8e7ce2e9e8e9460829e81d3b6717dc33f14ae761117121c81f1d45ced5cef69889faad3a59893a87d292e7210e8d73d313da873f698663d58182895c1a45440b7c97ed2a050023334b883a58b8e40e14f3994cb28fa63bfe5d5398bc680179782731c912596a8140052a1fe8e84b8672c4ce05cd20866c83c495851822d6a459da6fc700f66420e10aca3b79a7b7923b987da40a711be6ac66549a0a5dd958f18d86e6cbedecab5ac8b193933e4e258821108ebf30ca0d67899066b32d0096a3b9ed0390890abc08956e2e02b4bda4333419e11a85310c8f6bc8d7d845b8a1c56fd8cd2bfd1eb03b8d59d5aeba753dedf06872afb8a18dd6aa274f5fe4c8ca8e4a839a27eb08b83871f0afaf14291dea41cb8aa6a6d9955904d806c776a5424653528b58625aaf0948cf42652c03b4c3a5f51d1608c50a63b1071d632d5d7f19acc8274342d1a04b725dec68fa8e9f758cf646e2e3e8d3dfa91fb12a58f795618193266f54bc8adb788a4f7be60d52f5fea0b233bbc3b2fa4cf47a8f9a41075d46389fb08ed22c70ba1e9159bfe9a410720ec7534a5042a747cb4b20fb21c77e33116044ee26ca562af4f735addda3d176af2475523546dd24524f7da567b6f61554570772fdf7a8488aa5f22c7d7ac28a36ad94d56e986e50d95c15d4c5e53c28fd86e9d829327689604c73bccca3064ce14e66a66c45afea820d5ddc71a3460894622c0ef8874c61508e5215cd96fcf3d9f5c07bf8921cadcf7f2bb25c680f772ed288a306fb23bae491c01b2a905ac9e0f746123cbae6d16a2e0b2b55423adbf210a176835728786a26de0dd6567938ee8a11fca7be1641ad0df28331dd1de26fe02fcc29e0fdc7c64b2842352b86bc790437d0867499f8be49153aec95dce0abeb0bbce65b858d3425890d0e142b37dd780946e2b7be03336abb9f03f520b86f38dc536d838e2f7213f4150936cb178fc3fffb2a2527a9b3a15f471755cb034fc18defe3754bf7344b27c92bea7bc42b11779def81cc4dcd92c8c8c0c74532514793f9065f93289c52f3cd77017da9dcf7f7f5bec5a8db236aaa5d05ce209d33bd2c5351c70e517e253b9c01f9c456974392e61c5010ecc813ab52bc7150d9f76a7edb2801277adbc223e9669fac19583967c9bf9656ec92bce778ccfff023971cf464c2683830a708d870594342a34ea1c952f46a015fc7ba1b96d864910cd306652aa4d03016e15c122ba12c1ee97d1687095172e5c5ce9dc1cd848b7ee937c166827f8fbd693b137518efa04bc1fdb1e3c0b75a1c9caaa742d68c27b0e35f20badae73e2a0befac653a3e8982170f422cb5374d3c9de0ac7cfbaa6ab86e3def28ac75f59da1e92f976caa1d546bb5738d5192ddc24071b3e568c08930b463eba059ba503bdaef2752b27ce13953f9a491e43bada76e73cd4e1594f5348f1a11e62ec004f09dd2691877f0e734dfb1a91f619a3eeb6090ebcaa353081f18adaeb690edc4a89b92ca3018dd7f0b97778c4fdd73966200c6e196f9ce92c899a04211810c262fc7390669b41bd34ce171fdc360aa6252ba3e04e55a239f5bd7056ab0c1da40cb61de19dfe93dc5587af2a3726dbcc18dff960d0e7e83b0a34dbc05c99df4752dca678ea8ec5def556fe08de3a34d56512787363eca6b2a7c3de2af387727efc276c378a5292d05609f6d711d62990d7fd709e22f97174c7bf2073f1e46962504f2d908eeb2173117316275bfaf111fee5beb0e6a740276fdf056c12063ad186af6760ac0e37cebb10e3c6d22930168536f459ac666b79da9989cc607ff67c9dd297267d2474c500cc4530a0d0043e7aeb44f21a02fcdcbfa74a14f98f2d6e6362fabc8b4f68dcecc3a3a254ca622ba02663e5b9300e012b15cdf1b75463d16cefe53cabf1dfb4c3c95919837c056a5014331d3637f724c6070ae9e512527b8c3d0df79a0f743e7f5e31aa850cd11fb2d9375897c8c5a8eaf4fe5618eaa7ed43c59c1c9e6651e2fda0b7723cf79245b61b0875f0775dc5e12ec7cd4e2a61b859708206fb6980dadcdbaefbc022cd1293f9a20df1f7d8dbe0233a5d29bc242c91461232c0dd0c33625e9189e387fc98bfac3809ad6733d961a5ef2d8f83f2ede79197f50275a144e48fba23a91e7cdc9a5159dc8d15d1b3ddf103ef73809d13b74430baad4f4e039b4a8eab98b4f4ca457bdc5ff638cb204be3ab37bb68305e18997e3d69e4a3d1237bfe82e912bd0a936b7e38131757fce832025ea7ef6f66e94e19d811e0fe22976bb0160ffb0e3d47532bb91d044032fdb46b777b707d54742d3ac4a5b6466a72c2229be0feb54132954ccaa2cf3ff5300a391d1494e81ca86b05da5a249fb661626cc254f0240d0d5034b58b3b4f7e6c97a4d98a4cbaf4412aac6f1032349293f84ea30459d186e3fc50d15b9da375974d325907dec7dac9b1da3f0c84d42e63904e728404883c0c8aa7e21aa91916673e1eed22c3cf4f7466252398734529305faecd68c45957ff6005fbe1a9274908c2baaeab1c9c79030688e42e20e527bdd4c814c59d11741027e353b41ec315c3bbbd7f8f01174419730c6b4a17abdc94620b0632ad792f44d74a64e5aa0c13b128e7118924e444bafacb2a474be6130dccf8d487d806f59ddda8c53e7c59d8bc203811960677ac0fdf7aa9de92c940ff42e50c4880aef73fb82054c7a1920512bcd61b2b0e6c18a32d52d7190bac2bb9d4ac8de776bf89430b51be0a6926cbcb2f532416b7c190fcf38ddfa76aef1347c6b127558fb70b087547e3a60757fa999de233b657d55ec3f1f4eae0d0dc22d4c9f7b766d9fd7ab300097207d12cbe2261e6665c2bf1cc02a8a745496b8c16b61fb15be5b408856b7ddb169af6382658f72dfcf8c97cb2c78267006462830425b7be7bd1782f3072a61479dc07fcc54bf732f1d0e9c9a2bb225aa431c05226745445a1068c99d7f1527cb9d37ef10d82838f9a8a249b61c0dbcc4dda86eff0a36c4c913005017f9514d6593f19fec40410bb6c5524ebbd3ace9755148d80f5224acbd0c58ad0bd27ec3f70e1a9b31524aa7aa17479dfc791bef58a396b73b580113ec02ee8180083216665ee7107945ebb32547d57dca8d75ce4639e098bbd367c46632025f509e428acaae3e79decc8b33d2c98d2e42b384239ec99ec72c9bcbb39c2326b9807f30fbc96b91fc60c2d0ee60b4c4ff5a6e5b8da6497a7888d218f233b568038ff1d365e328199e9f8ad5af83ba8a0a84ab018eceb49ce88cc1ea69b3156ca4f5faf1753c39d08d71b515711c55a9852f8e14de620feb1355f559969b6f55826d62d6205744d4ad7b96593426764d5db0e3d1775142c19a8216d3051f75fe37b9ac2c5d7aef602d0f7b35e1af7adcd7e05861df805792540bb98cd2481096699fce51e224b74d8a244b1e0ca5bd1dccfea3033588a888c8647772fb1ad4eeda8239edc22db34457f25de6823c7e5122cd2fa4e4cadb0d58414605690b92c844d7a867f2122e0f8e147dd6e8ddc6998d104e95ed18b3dad289c2fadbf86ad47ca23e3599601", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) (async) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) 18:59:30 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r2 = openat$vhost_vsock(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) ioctl$VHOST_SET_OWNER(r2, 0xaf01, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r2, 0x4008af14, &(0x7f0000000000)={0x0, 0x10001}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) prctl$PR_GET_SPECULATION_CTRL(0x34, 0x0, 0x4) (async) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:30 executing program 2: ioctl$sock_x25_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000040)={@null, 0x5, 'vxcan1\x00'}) (async) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x800) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000140), 0x400, 0x84000) ioctl$NBD_SET_SOCK(r0, 0x1263, r2) (async) accept4$bt_l2cap(r1, 0x0, &(0x7f0000000180), 0x180000) (async) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x20000) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) (async) ioctl$NBD_SET_SIZE(r0, 0xab02, 0x2) 18:59:30 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0xb77fde88e049d36f}, 0x10, 0x800) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000080)) bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000200)={0x9, 0x0}, 0x8) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000240)=r1, 0x4) r2 = bpf$ITER_CREATE(0x21, &(0x7f0000000140)={r0}, 0x8) bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r2}, 0x6b) write$apparmor_exec(0xffffffffffffffff, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) 18:59:30 executing program 0: ioctl$SIOCX25SCUDMATCHLEN(0xffffffffffffffff, 0x89e7, &(0x7f0000000000)={0x58}) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r1, 0x28, 0x0, &(0x7f0000000100)=0xfff, 0x8) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) bpf$LINK_DETACH(0x22, &(0x7f0000000140)=r4, 0x4) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) r5 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) connect$pppoe(r5, &(0x7f0000000180)={0x18, 0x0, {0x0, @multicast, 'wlan1\x00'}}, 0x1e) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) r6 = syz_init_net_socket$x25(0x9, 0x5, 0x0) getsockopt$X25_QBITINCL(r6, 0x106, 0x1, &(0x7f00000001c0), &(0x7f0000000240)=0x4) r7 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r7, 0x4008af14, 0x0) ioctl$SNDCTL_MIDI_INFO(r7, 0xc074510c, &(0x7f0000000080)={"682c59c5f8318cbe8e609518774341c9f85b5e1dae56b4c45d8df390eb05", 0x7ff, 0x5, 0x401, [0x0, 0x4c9, 0x8, 0x2, 0x6a, 0x3, 0x2, 0x2, 0x7, 0x4, 0x400, 0xffffffff, 0x7, 0x8001, 0x6, 0x40, 0x200, 0xfffb]}) [ 2053.025961] block nbd5: Receive control failed (result -32) [ 2053.032231] block nbd5: shutting down sockets 18:59:30 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x4) 18:59:30 executing program 0: ioctl$SIOCX25SCUDMATCHLEN(0xffffffffffffffff, 0x89e7, &(0x7f0000000000)={0x58}) (async) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r1, 0x28, 0x0, &(0x7f0000000100)=0xfff, 0x8) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async, rerun: 32) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) bpf$LINK_DETACH(0x22, &(0x7f0000000140)=r4, 0x4) (async) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) r5 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) (async) connect$pppoe(r5, &(0x7f0000000180)={0x18, 0x0, {0x0, @multicast, 'wlan1\x00'}}, 0x1e) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async, rerun: 32) r6 = syz_init_net_socket$x25(0x9, 0x5, 0x0) (rerun: 32) getsockopt$X25_QBITINCL(r6, 0x106, 0x1, &(0x7f00000001c0), &(0x7f0000000240)=0x4) r7 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r7, 0x4008af14, 0x0) (async, rerun: 64) ioctl$SNDCTL_MIDI_INFO(r7, 0xc074510c, &(0x7f0000000080)={"682c59c5f8318cbe8e609518774341c9f85b5e1dae56b4c45d8df390eb05", 0x7ff, 0x5, 0x401, [0x0, 0x4c9, 0x8, 0x2, 0x6a, 0x3, 0x2, 0x2, 0x7, 0x4, 0x400, 0xffffffff, 0x7, 0x8001, 0x6, 0x40, 0x200, 0xfffb]}) (rerun: 64) 18:59:30 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0xb77fde88e049d36f}, 0x10, 0x800) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000080)) bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000200)={0x9, 0x0}, 0x8) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000240)=r1, 0x4) bpf$ITER_CREATE(0x21, &(0x7f0000000140)={r0}, 0x8) r2 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$apparmor_exec(r2, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) [ 2053.120711] block nbd0: shutting down sockets 18:59:30 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x4) 18:59:30 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0xb77fde88e049d36f}, 0x10, 0x800) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000080)) bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000200)={0x9, 0x0}, 0x8) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000240)=r1, 0x4) r2 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$apparmor_exec(r2, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) 18:59:30 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0xb77fde88e049d36f}, 0x10, 0x800) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000080)) bpf$LINK_GET_NEXT_ID(0x1f, &(0x7f0000000200)={0x9}, 0x8) r1 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$apparmor_exec(r1, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) [ 2053.224278] audit: type=1400 audit(1641063570.839:53): apparmor="DENIED" operation="stack_onexec" info="label not found" error=-2 profile="unconfined" name=2505 pid=26724 comm="syz-executor.1" [ 2053.302416] audit: type=1400 audit(1641063570.869:54): apparmor="DENIED" operation="stack_onexec" info="label not found" error=-2 profile="unconfined" name=2505 pid=26735 comm="syz-executor.1" [ 2053.359200] audit: type=1400 audit(1641063570.919:55): apparmor="DENIED" operation="stack_onexec" info="label not found" error=-2 profile="unconfined" name=2505 pid=26740 comm="syz-executor.1" [ 2053.925052] block nbd3: shutting down sockets 18:59:31 executing program 5: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x1) 18:59:31 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0xb77fde88e049d36f}, 0x10, 0x800) ioctl$SNDCTL_SEQ_GETINCOUNT(r0, 0x80045105, &(0x7f0000000080)) r1 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$apparmor_exec(r1, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) 18:59:31 executing program 4: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x8001) ioctl$NBD_DO_IT(r0, 0xab03) 18:59:31 executing program 0: ioctl$SIOCX25SCUDMATCHLEN(0xffffffffffffffff, 0x89e7, &(0x7f0000000000)={0x58}) r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r1, 0x4008af14, 0x0) (async) setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r1, 0x28, 0x0, &(0x7f0000000100)=0xfff, 0x8) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) r4 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r4, 0x4008af14, 0x0) (async, rerun: 64) bpf$LINK_DETACH(0x22, &(0x7f0000000140)=r4, 0x4) (async, rerun: 64) ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, 0x0) (async, rerun: 64) r5 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (rerun: 64) ioctl$VHOST_GET_VRING_ENDIAN(r5, 0x4008af14, 0x0) connect$pppoe(r5, &(0x7f0000000180)={0x18, 0x0, {0x0, @multicast, 'wlan1\x00'}}, 0x1e) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async) r6 = syz_init_net_socket$x25(0x9, 0x5, 0x0) getsockopt$X25_QBITINCL(r6, 0x106, 0x1, &(0x7f00000001c0), &(0x7f0000000240)=0x4) (async) r7 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r7, 0x4008af14, 0x0) (async) ioctl$SNDCTL_MIDI_INFO(r7, 0xc074510c, &(0x7f0000000080)={"682c59c5f8318cbe8e609518774341c9f85b5e1dae56b4c45d8df390eb05", 0x7ff, 0x5, 0x401, [0x0, 0x4c9, 0x8, 0x2, 0x6a, 0x3, 0x2, 0x2, 0x7, 0x4, 0x400, 0xffffffff, 0x7, 0x8001, 0x6, 0x40, 0x200, 0xfffb]}) 18:59:31 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r0, 0xab07, 0x4) 18:59:31 executing program 3: r0 = getpgrp(0x0) getpgid(r0) ptrace$getsig(0x4202, r0, 0x9, &(0x7f00000000c0)) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$SNDCTL_SEQ_GETINCOUNT(0xffffffffffffffff, 0x80045105, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r2) r3 = getpgrp(0x0) getpgid(0x0) getpgid(0x0) ptrace$setregset(0x4205, r3, 0x3, &(0x7f0000000140)={&(0x7f0000000240)="7e7e6c01a6645b27f7e5a1a6515e0f9ece2de5ee35b717de66302ce6b8dc774e94739d36ffb647031969b82a975aa2a7a5459be1585019b12ca6c3b7eee4b4f9e90d6290c17d04bf1eec923d1f9c6f2edf2c8221c37d9310369a3e611da06bc5b02bba82c0b3d7154db8c26f22c0443e072f7c1572bd51a4bfaca0fd913865b1671b214b37c529e9d80e4639326a1ad5028667f46efdeeaa76193e75440cb89b2b83a26f302d03ecaf0e516273d0dafa3446f663c456870550958e6aec303f2671", 0xc1}) kexec_load(0x0, 0x3e00, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x2e0b00, 0x0) r4 = getpgrp(0x0) getpgid(r4) ptrace$setregset(0x4205, r4, 0x201, &(0x7f0000000180)={&(0x7f0000000340)="14cf26bc2b90cc4366e0c8b653a6b3c585d30d1a14da62acda4adfc4dd72005ceea7169e7e3e9274a4b64184d4a102e20da0a60a9c781d76f26e5fca989503abf9c9cb4ebed2abf82c32eb7ee83fcc4cafc7db8892d48a949a1cd985a82bca77de705afb44337967617583e45571f8c918a8a7a24f7b2b17e3b7cf1ad366dbfbedaa030a10a5fee422f5e8fa5bdfbaf5b0f38e34596c016628fa07b06c2042bf22e8fcb5c4dfabf588d9d2e1f26022c8d836317664204756b5ad64f160dec23ac0949038eace5579156aeb6067f465b4a4441d331fe1216c9849b6df5a090805026773007ff986704f3fb1a4a1c815b824e80d0eeb67a8631ad44a33fbbd2097be5f1996dd39e68bf4d40c52006e62d5b9eacf138e839f3e177c677a9ffc8cb242f96b527c883b5250fc0c11dc6465a19b7faa3b79684bcbb7b34123182a9623ab8bb18fc52e0cc962b248dcd95aea45a136420c55ce229548608d134e529b3fdc92522c0ae2c745ad62485a6c2c7fde6791af016eb43eead3098e5a4a1270b7b36aa03c222b1034cb798843217f87f1dbbc5ed6604608c1d9119b3d3897a7c5323036f1d303b8b1cfac63179b844a561777834cf0c40ca83a178117032a597039da4042d3a3852cfc5697240bcbf39941768579e6c107ab9349c69bbe900407a1deae9e97bde8f13b8b4e32fdf983cc3bda60dc5a0b34f8afec37cbf6eb8e2a690b54ba117989fa83c093de2e344d4bec876b6d94b377581781e393fc19274fb408d7e7845a1a705a7fda33e28fa16b0b4271d427ef206d93a5a53a452d79c296837257064b4b8c7f2203034d98d77f6080cdccd18d10891422f04dc9b459ff15c7f36e9d211189761117e1b902172013eaad66066c8fa2908c2625cc6c886e867e302e3f0129e3a1148e63fb4df47e575a743db53fa102a32b4421d8252a80bba60b1da90c3e35f3c590837c05e4568d0db8c8c65d9753cda8320b4366fb29c67272c8806a2c6d1dbdfcd689fcf47218e17c90bdffbb68e3cb706a8ae6c7e0444481951fe4a529a17c44227b7985b5fb2f13070b992310ec433bba5240b8a5b5378f24bc0501bdd181cd2a2b19b466619a82b9da59d03fa8e7b2f4bcf16f0ee07cc0563bea2d8cc203e14a8761cecb93d23cf6c8a5c7b2ba105f343ceb95a4d27e42f0cdae5f6fac454a47025be59daba3915ebeaeaf6560c955fec06d3095de7a17ab05b718055e2074f1bb2c8913e9e5db82f13d602905de8bb6de45b4591a7f3c2aee42bfdf9e9d9e0289320d24ed31b9aa968bcde196e338a68e92709f0a09ea3a6bc10904b4eb071e7bc26accb7feb260ebcba1869681d9ded51845c0e9df3ac2aa8da344b616029e38c24463ba7673e17dbf55ff77ac1846e8f9b3a8ddb91d9ebbce3386e26b0e92e912d8a29da21be2dc27a67f3b3cb97cba233eb8e63121e60ac44af2bd4f5ad73f9d96d01d388380e9c9ad3bd55399d1558489ee41a2dc555d5f85cc953f0bbdbfaf8bb08465f5a6174395c0d6899fa0da8c6970aa4271d3b3b097023d08435d2ec0b7d07f335b9cfc02a60e5be410413291864fa8005da3d748a93226f4a884320eb91c1d49e7ac5f7c0f308641b4710ae27b3e1cc0cc60dc0badbba9df116d467fb1c09b8c5364190faf528543d7e43002f4a4a85f88bff5e1174c0499e6853e6511d120d7d6bbc77c4b1e26a438d1d2d5c18094aa6c5082fd541897ae6292e0ed3958ab9745412f392f34d1dc3bcf0bc130cbe2eaa4b3e3a6a2f613060f1493dd780b0251f6d2de5cd1d6b1278ce6b713929348a8c0c4ee1a5d9a45cbc036829e79ccc69ef9e744a217189bef5b9d3d3ac75d438f0003ea1537caf8d12922cd49f7a2cfbd339a5418c8689706a996a48690cff506fa158bbd6d373c1bac1a19604264a0bd4a7c6dd7c1834679c3959de7666c070e5717a1fdbf788f290e3b5be7f8e8e92ab938fca787521ad9e86475a21c9998dea023968c09d233688c3cd3d9ad0f1059b69406a3be68cb08144e58db24843ede7d2112787e5c97cf8bd93f16a0a04739bd476ea54778165a98a7f36efbef4b3783db72e082a93f9b95f3fd5be9aa65702c5e8de32659f6236540d8954654d7e7c13483ee19cdd16fdfc50118e51dfc9b943a3eb08839d94cac9da6037d8215ec8b6294e86185c2b94508a922e04a91fb09ab8f90a1f31b1eaa964ec75f63ab0061a474e8e7ce2e9e8e9460829e81d3b6717dc33f14ae761117121c81f1d45ced5cef69889faad3a59893a87d292e7210e8d73d313da873f698663d58182895c1a45440b7c97ed2a050023334b883a58b8e40e14f3994cb28fa63bfe5d5398bc680179782731c912596a8140052a1fe8e84b8672c4ce05cd20866c83c495851822d6a459da6fc700f66420e10aca3b79a7b7923b987da40a711be6ac66549a0a5dd958f18d86e6cbedecab5ac8b193933e4e258821108ebf30ca0d67899066b32d0096a3b9ed0390890abc08956e2e02b4bda4333419e11a85310c8f6bc8d7d845b8a1c56fd8cd2bfd1eb03b8d59d5aeba753dedf06872afb8a18dd6aa274f5fe4c8ca8e4a839a27eb08b83871f0afaf14291dea41cb8aa6a6d9955904d806c776a5424653528b58625aaf0948cf42652c03b4c3a5f51d1608c50a63b1071d632d5d7f19acc8274342d1a04b725dec68fa8e9f758cf646e2e3e8d3dfa91fb12a58f795618193266f54bc8adb788a4f7be60d52f5fea0b233bbc3b2fa4cf47a8f9a41075d46389fb08ed22c70ba1e9159bfe9a410720ec7534a5042a747cb4b20fb21c77e33116044ee26ca562af4f735addda3d176af2475523546dd24524f7da567b6f61554570772fdf7a8488aa5f22c7d7ac28a36ad94d56e986e50d95c15d4c5e53c28fd86e9d829327689604c73bccca3064ce14e66a66c45afea820d5ddc71a3460894622c0ef8874c61508e5215cd96fcf3d9f5c07bf8921cadcf7f2bb25c680f772ed288a306fb23bae491c01b2a905ac9e0f746123cbae6d16a2e0b2b55423adbf210a176835728786a26de0dd6567938ee8a11fca7be1641ad0df28331dd1de26fe02fcc29e0fdc7c64b2842352b86bc790437d0867499f8be49153aec95dce0abeb0bbce65b858d3425890d0e142b37dd780946e2b7be03336abb9f03f520b86f38dc536d838e2f7213f4150936cb178fc3fffb2a2527a9b3a15f471755cb034fc18defe3754bf7344b27c92bea7bc42b11779def81cc4dcd92c8c8c0c74532514793f9065f93289c52f3cd77017da9dcf7f7f5bec5a8db236aaa5d05ce209d33bd2c5351c70e517e253b9c01f9c456974392e61c5010ecc813ab52bc7150d9f76a7edb2801277adbc223e9669fac19583967c9bf9656ec92bce778ccfff023971cf464c2683830a708d870594342a34ea1c952f46a015fc7ba1b96d864910cd306652aa4d03016e15c122ba12c1ee97d1687095172e5c5ce9dc1cd848b7ee937c166827f8fbd693b137518efa04bc1fdb1e3c0b75a1c9caaa742d68c27b0e35f20badae73e2a0befac653a3e8982170f422cb5374d3c9de0ac7cfbaa6ab86e3def28ac75f59da1e92f976caa1d546bb5738d5192ddc24071b3e568c08930b463eba059ba503bdaef2752b27ce13953f9a491e43bada76e73cd4e1594f5348f1a11e62ec004f09dd2691877f0e734dfb1a91f619a3eeb6090ebcaa353081f18adaeb690edc4a89b92ca3018dd7f0b97778c4fdd73966200c6e196f9ce92c899a04211810c262fc7390669b41bd34ce171fdc360aa6252ba3e04e55a239f5bd7056ab0c1da40cb61de19dfe93dc5587af2a3726dbcc18dff960d0e7e83b0a34dbc05c99df4752dca678ea8ec5def556fe08de3a34d56512787363eca6b2a7c3de2af387727efc276c378a5292d05609f6d711d62990d7fd709e22f97174c7bf2073f1e46962504f2d908eeb2173117316275bfaf111fee5beb0e6a740276fdf056c12063ad186af6760ac0e37cebb10e3c6d22930168536f459ac666b79da9989cc607ff67c9dd297267d2474c500cc4530a0d0043e7aeb44f21a02fcdcbfa74a14f98f2d6e6362fabc8b4f68dcecc3a3a254ca622ba02663e5b9300e012b15cdf1b75463d16cefe53cabf1dfb4c3c95919837c056a5014331d3637f724c6070ae9e512527b8c3d0df79a0f743e7f5e31aa850cd11fb2d9375897c8c5a8eaf4fe5618eaa7ed43c59c1c9e6651e2fda0b7723cf79245b61b0875f0775dc5e12ec7cd4e2a61b859708206fb6980dadcdbaefbc022cd1293f9a20df1f7d8dbe0233a5d29bc242c91461232c0dd0c33625e9189e387fc98bfac3809ad6733d961a5ef2d8f83f2ede79197f50275a144e48fba23a91e7cdc9a5159dc8d15d1b3ddf103ef73809d13b74430baad4f4e039b4a8eab98b4f4ca457bdc5ff638cb204be3ab37bb68305e18997e3d69e4a3d1237bfe82e912bd0a936b7e38131757fce832025ea7ef6f66e94e19d811e0fe22976bb0160ffb0e3d47532bb91d044032fdb46b777b707d54742d3ac4a5b6466a72c2229be0feb54132954ccaa2cf3ff5300a391d1494e81ca86b05da5a249fb661626cc254f0240d0d5034b58b3b4f7e6c97a4d98a4cbaf4412aac6f1032349293f84ea30459d186e3fc50d15b9da375974d325907dec7dac9b1da3f0c84d42e63904e728404883c0c8aa7e21aa91916673e1eed22c3cf4f7466252398734529305faecd68c45957ff6005fbe1a9274908c2baaeab1c9c79030688e42e20e527bdd4c814c59d11741027e353b41ec315c3bbbd7f8f01174419730c6b4a17abdc94620b0632ad792f44d74a64e5aa0c13b128e7118924e444bafacb2a474be6130dccf8d487d806f59ddda8c53e7c59d8bc203811960677ac0fdf7aa9de92c940ff42e50c4880aef73fb82054c7a1920512bcd61b2b0e6c18a32d52d7190bac2bb9d4ac8de776bf89430b51be0a6926cbcb2f532416b7c190fcf38ddfa76aef1347c6b127558fb70b087547e3a60757fa999de233b657d55ec3f1f4eae0d0dc22d4c9f7b766d9fd7ab300097207d12cbe2261e6665c2bf1cc02a8a745496b8c16b61fb15be5b408856b7ddb169af6382658f72dfcf8c97cb2c78267006462830425b7be7bd1782f3072a61479dc07fcc54bf732f1d0e9c9a2bb225aa431c05226745445a1068c99d7f1527cb9d37ef10d82838f9a8a249b61c0dbcc4dda86eff0a36c4c913005017f9514d6593f19fec40410bb6c5524ebbd3ace9755148d80f5224acbd0c58ad0bd27ec3f70e1a9b31524aa7aa17479dfc791bef58a396b73b580113ec02ee8180083216665ee7107945ebb32547d57dca8d75ce4639e098bbd367c46632025f509e428acaae3e79decc8b33d2c98d2e42b384239ec99ec72c9bcbb39c2326b9807f30fbc96b91fc60c2d0ee60b4c4ff5a6e5b8da6497a7888d218f233b568038ff1d365e328199e9f8ad5af83ba8a0a84ab018eceb49ce88cc1ea69b3156ca4f5faf1753c39d08d71b515711c55a9852f8e14de620feb1355f559969b6f55826d62d6205744d4ad7b96593426764d5db0e3d1775142c19a8216d3051f75fe37b9ac2c5d7aef602d0f7b35e1af7adcd7e05861df805792540bb98cd2481096699fce51e224b74d8a244b1e0ca5bd1dccfea3033588a888c8647772fb1ad4eeda8239edc22db34457f25de6823c7e5122cd2fa4e4cadb0d58414605690b92c844d7a867f2122e0f8e147dd6e8ddc6998d104e95ed18b3dad289c2fadbf86ad47ca23e3599601", 0x1000}) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x808653) getpgid(0x0) setpgid(0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) [ 2053.946431] block nbd5: Receive control failed (result -32) [ 2053.952617] block nbd5: shutting down sockets [ 2053.957166] block nbd4: Receive control failed (result -32) [ 2053.961142] block nbd4: shutting down sockets 18:59:31 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) accept4$vsock_stream(r0, &(0x7f0000000100)={0x28, 0x0, 0xb77fde88e049d36f}, 0x10, 0x800) r1 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$apparmor_exec(r1, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) 18:59:31 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) ioctl$SNDCTL_TMR_METRONOME(r0, 0x40045407) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) [ 2054.027069] audit: type=1400 audit(1641063571.639:56): apparmor="DENIED" operation="stack_onexec" info="label not found" error=-2 profile="unconfined" name=2505 pid=26753 comm="syz-executor.1" 18:59:31 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) ioctl$SNDCTL_TMR_METRONOME(r0, 0x40045407) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_DO_IT(r1, 0xab03) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) (async) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) (async) ioctl$SNDCTL_TMR_METRONOME(r0, 0x40045407) (async) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (async) ioctl$NBD_DO_IT(r1, 0xab03) (async) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) (async) 18:59:31 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x200000, 0x0) r0 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$apparmor_exec(r0, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) 18:59:31 executing program 0: r0 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$NBD_SET_BLKSIZE(r0, 0xab01, 0x2765963) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x40) ioctl$NBD_SET_SOCK(r3, 0xab00, r1) ioctl$NBD_SET_BLKSIZE(r2, 0xab01, 0x5) [ 2054.160826] block nbd0: shutting down sockets 18:59:31 executing program 2: r0 = syz_open_dev$vcsn(&(0x7f0000000280), 0x1, 0x0) ioctl$VHOST_GET_VRING_ENDIAN(r0, 0x4008af14, 0x0) (async) ioctl$SNDCTL_TMR_METRONOME(r0, 0x40045407) (async, rerun: 32) r1 = syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) (rerun: 32) ioctl$NBD_DO_IT(r1, 0xab03) (async) ioctl$NBD_SET_SOCK(r1, 0x1263, 0xffffffffffffffff) [ 2054.284096] block nbd0: shutting down sockets [ 2054.876000] block nbd3: Receive control failed (result -32) [ 2054.877373] block nbd3: shutting down sockets [ 2054.886381] block nbd4: Receive control failed (result -104) [ 2054.887594] block nbd4: shutting down sockets 18:59:32 executing program 2: ptrace$getsig(0x4202, 0xffffffffffffffff, 0x1ff, &(0x7f0000000000)) syz_open_dev$ndb(&(0x7f0000000200), 0x0, 0x0) ioctl$sock_x25_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f0000000080)={@null, 0xb, 'team_slave_0\x00'}) 18:59:32 executing program 1: syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0x450940) r0 = openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000180), 0x2, 0x0) write$apparmor_exec(r0, &(0x7f00000001c0)={'stack ', '%\x05\x00'}, 0x9) [ 2054.922090] block nbd5: Receive control failed (result -32) [ 2054.927987] block nbd5: shutting down sockets [ 2100.700326] ieee802154 phy0 wpan0: encryption failed: -22 [ 2100.705918] ieee802154 phy1 wpan1: encryption failed: -22 [ 2162.127351] ieee802154 phy0 wpan0: encryption failed: -22 [ 2162.132933] ieee802154 phy1 wpan1: encryption failed: -22 [ 2215.235092] INFO: task syz-executor.4:26761 blocked for more than 140 seconds. [ 2215.242502] Not tainted 4.19.211-syzkaller #0 [ 2215.248248] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2215.256466] syz-executor.4 D28560 26761 15392 0x00000006 [ 2215.262171] Call Trace: [ 2215.264766] __schedule+0x887/0x2040 [ 2215.268916] ? io_schedule_timeout+0x140/0x140 [ 2215.273506] ? lock_downgrade+0x720/0x720 [ 2215.277992] ? __mutex_lock+0x418/0x1190 [ 2215.282068] schedule+0x8d/0x1b0 [ 2215.286059] schedule_preempt_disabled+0xf/0x20 [ 2215.290763] __mutex_lock+0x5f0/0x1190 [ 2215.294653] ? blkdev_put+0x30/0x520 [ 2215.298746] ? mutex_trylock+0x1a0/0x1a0 [ 2215.302818] ? lock_downgrade+0x720/0x720 [ 2215.309105] ? locks_remove_file+0x286/0x450 [ 2215.313523] ? locks_check_ctx_file_list+0x1d/0x110 [ 2215.318899] ? _raw_spin_unlock+0x29/0x40 [ 2215.323050] ? locks_remove_file+0x2cd/0x450 [ 2215.327924] ? blkdev_put+0x520/0x520 [ 2215.331734] blkdev_put+0x30/0x520 [ 2215.335604] ? blkdev_put+0x520/0x520 [ 2215.339407] blkdev_close+0x86/0xb0 [ 2215.343018] __fput+0x2ce/0x890 [ 2215.346660] task_work_run+0x148/0x1c0 [ 2215.350569] get_signal+0x1b64/0x1f70 [ 2215.354360] ? alloc_empty_file+0xd7/0x170 [ 2215.358927] ? futex_exit_release+0x220/0x220 [ 2215.363425] do_signal+0x8f/0x1670 [ 2215.367325] ? block_ioctl+0xe9/0x130 [ 2215.371127] ? blkdev_fallocate+0x3f0/0x3f0 [ 2215.375748] ? do_vfs_ioctl+0x110/0x12e0 [ 2215.379817] ? setup_sigcontext+0x820/0x820 [ 2215.384122] ? ioctl_preallocate+0x200/0x200 [ 2215.388993] ? __fget+0x356/0x510 [ 2215.392453] ? check_preemption_disabled+0x41/0x280 [ 2215.397787] ? kick_process+0xe4/0x170 [ 2215.401679] ? task_work_add+0x93/0x100 [ 2215.405983] ? exit_to_usermode_loop+0x36/0x2a0 [ 2215.411536] exit_to_usermode_loop+0x204/0x2a0 [ 2215.416489] do_syscall_64+0x538/0x620 [ 2215.420385] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2215.425936] RIP: 0033:0x7f97649d8e99 [ 2215.429658] Code: Bad RIP value. [ 2215.433014] RSP: 002b:00007f976334e168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 2215.441148] RAX: fffffffffffffe00 RBX: 00007f9764aebf60 RCX: 00007f97649d8e99 [ 2215.449318] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000003 [ 2215.456707] RBP: 00007f9764a32ff1 R08: 0000000000000000 R09: 0000000000000000 [ 2215.463977] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 2215.472077] R13: 00007ffff1ac629f R14: 00007f976334e300 R15: 0000000000022000 [ 2215.479905] INFO: task systemd-udevd:26789 blocked for more than 140 seconds. [ 2215.487928] Not tainted 4.19.211-syzkaller #0 [ 2215.492938] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 2215.501683] systemd-udevd D26624 26789 4696 0x00000100 [ 2215.507933] Call Trace: [ 2215.510557] __schedule+0x887/0x2040 [ 2215.514277] ? io_schedule_timeout+0x140/0x140 [ 2215.519025] schedule+0x8d/0x1b0 [ 2215.522416] io_schedule+0xb5/0x120 [ 2215.526131] wait_on_page_bit+0x2c5/0x3f0 [ 2215.530280] ? wake_page_function+0x1b0/0x1b0 [ 2215.534881] ? __bread_gfp+0x300/0x300 [ 2215.538771] ? add_to_page_cache_lru+0x680/0x680 [ 2215.543514] do_read_cache_page+0x8ed/0x1170 [ 2215.547983] ? blkdev_writepages+0x20/0x20 [ 2215.552222] read_dev_sector+0xbf/0x500 [ 2215.556318] ? adfspart_check_ADFS+0x8e0/0x8e0 [ 2215.560896] adfspart_check_ICS+0x114/0xe70 [ 2215.565306] ? adfspart_check_ADFS+0x8e0/0x8e0 [ 2215.569896] ? snprintf+0xbb/0xf0 [ 2215.573342] ? vsprintf+0x30/0x30 [ 2215.576885] ? _raw_spin_unlock+0x29/0x40 [ 2215.581030] ? __get_vm_area_node+0x2e2/0x3a0 [ 2215.585616] ? adfspart_check_ADFS+0x8e0/0x8e0 [ 2215.590337] check_partition+0x390/0x690 [ 2215.594387] rescan_partitions+0x1b5/0x970 [ 2215.598719] ? nbd_open+0x4cc/0x6f0 [ 2215.602346] ? nbd_add_socket+0x840/0x840 [ 2215.606574] bdev_disk_changed+0x179/0x1b0 [ 2215.610806] __blkdev_get+0x1282/0x1480 [ 2215.616279] ? bdev_disk_changed+0x1b0/0x1b0 [ 2215.620870] ? mark_held_locks+0xf0/0xf0 [ 2215.624984] ? mark_held_locks+0xf0/0xf0 [ 2215.629045] blkdev_get+0xb0/0x940 [ 2215.632567] ? bd_acquire+0x245/0x440 [ 2215.636531] ? __blkdev_get+0x1480/0x1480 [ 2215.640761] ? lock_downgrade+0x720/0x720 [ 2215.644982] ? lock_acquire+0x170/0x3c0 [ 2215.648956] ? bd_acquire+0x21/0x440 [ 2215.652662] ? do_raw_spin_unlock+0x171/0x230 [ 2215.657472] blkdev_open+0x202/0x290 [ 2215.661180] do_dentry_open+0x4aa/0x1160 [ 2215.665305] ? blkdev_get_by_dev+0x70/0x70 [ 2215.669535] ? chown_common+0x550/0x550 [ 2215.673495] ? inode_permission+0x3d/0x140 [ 2215.677850] path_openat+0x793/0x2df0 [ 2215.681654] ? path_lookupat+0x8d0/0x8d0 [ 2215.685761] ? __put_seccomp_filter+0xa0/0xa0 [ 2215.690253] ? mark_held_locks+0xf0/0xf0 [ 2215.694295] ? mark_held_locks+0xf0/0xf0 [ 2215.698460] do_filp_open+0x18c/0x3f0 [ 2215.702263] ? may_open_dev+0xf0/0xf0 [ 2215.706144] ? lock_downgrade+0x720/0x720 [ 2215.710292] ? lock_acquire+0x170/0x3c0 [ 2215.714250] ? __alloc_fd+0x34/0x570 [ 2215.719399] ? do_raw_spin_unlock+0x171/0x230 [ 2215.723898] ? _raw_spin_unlock+0x29/0x40 [ 2215.728106] ? __alloc_fd+0x28d/0x570 [ 2215.731910] do_sys_open+0x3b3/0x520 [ 2215.735754] ? filp_open+0x70/0x70 [ 2215.739310] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 2215.744665] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2215.749730] ? do_syscall_64+0x21/0x620 [ 2215.753705] do_syscall_64+0xf9/0x620 [ 2215.757596] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2215.762780] RIP: 0033:0x7f518fcb7840 [ 2215.766556] Code: Bad RIP value. [ 2215.769910] RSP: 002b:00007ffd77cc5cb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 2215.777701] RAX: ffffffffffffffda RBX: 000055b0181a77c0 RCX: 00007f518fcb7840 [ 2215.785048] RDX: 000055b017e81fe3 RSI: 00000000000a0800 RDI: 000055b0181a6200 [ 2215.792326] RBP: 00007ffd77cc5e30 R08: 000055b017e81670 R09: 0000000000000010 [ 2215.799676] R10: 000055b017e81d0c R11: 0000000000000246 R12: 00007ffd77cc5d80 [ 2215.807016] R13: 000055b018195320 R14: 0000000000000003 R15: 000000000000000e [ 2215.814325] [ 2215.814325] Showing all locks held in the system: [ 2215.822748] 1 lock held by khungtaskd/1571: [ 2215.827218] #0: 00000000f0694042 (rcu_read_lock){....}, at: debug_show_all_locks+0x53/0x265 [ 2215.835928] 1 lock held by in:imklog/7799: [ 2215.840151] #0: 00000000bbb35e8c (&f->f_pos_lock){+.+.}, at: __fdget_pos+0x26f/0x310 [ 2215.848234] 1 lock held by syz-executor.4/26761: [ 2215.852976] #0: 00000000d1966af2 (&bdev->bd_mutex){+.+.}, at: blkdev_put+0x30/0x520 [ 2215.861096] 1 lock held by systemd-udevd/26789: [ 2215.865979] #0: 00000000d1966af2 (&bdev->bd_mutex){+.+.}, at: __blkdev_get+0x1d0/0x1480 [ 2215.875314] [ 2215.876943] ============================================= [ 2215.876943] [ 2215.883945] NMI backtrace for cpu 1 [ 2215.887646] CPU: 1 PID: 1571 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 [ 2215.895097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2215.904445] Call Trace: [ 2215.907030] dump_stack+0x1fc/0x2ef [ 2215.910642] nmi_cpu_backtrace.cold+0x63/0xa2 [ 2215.915122] ? lapic_can_unplug_cpu+0x80/0x80 [ 2215.919598] nmi_trigger_cpumask_backtrace+0x1a6/0x1f0 [ 2215.924857] watchdog+0x991/0xe60 [ 2215.928301] ? reset_hung_task_detector+0x30/0x30 [ 2215.933179] kthread+0x33f/0x460 [ 2215.936526] ? kthread_park+0x180/0x180 [ 2215.940523] ret_from_fork+0x24/0x30 [ 2215.945355] Sending NMI from CPU 1 to CPUs 0: [ 2215.950322] NMI backtrace for cpu 0 [ 2215.950329] CPU: 0 PID: 4691 Comm: systemd-journal Not tainted 4.19.211-syzkaller #0 [ 2215.950335] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2215.950339] RIP: 0010:ep_poll+0x4f9/0xcb0 [ 2215.950349] Code: 00 00 ff 0f 85 3f fd ff ff e8 b3 97 ad ff 48 8d bb 58 01 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 14 02 <48> 89 f8 83 e0 07 83 c0 03 38 d0 7c 09 84 d2 74 05 e8 e1 73 e3 ff [ 2215.950353] RSP: 0018:ffff8880a0dbfcf0 EFLAGS: 00000a02 [ 2215.950362] RAX: dffffc0000000000 RBX: ffff8880a0e1fac0 RCX: ffffffff81b4ec79 [ 2215.950367] RDX: 0000000000000000 RSI: ffffffff81b4edbd RDI: ffff8880a0e1fc18 [ 2215.950372] RBP: ffff8880a0dbfeb0 R08: 0000000000000001 R09: 0000000000000000 [ 2215.950376] R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880a0e1fbd0 [ 2215.950381] R13: ffff8880a0e1fb40 R14: 0000000000000000 R15: 0000000000000000 [ 2215.950387] FS: 00007fc4849b38c0(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 2215.950391] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2215.950396] CR2: 00007fc4822ba000 CR3: 00000000a10b7000 CR4: 00000000003406f0 [ 2215.950402] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2215.950407] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2215.950410] Call Trace: [ 2215.950413] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 2215.950417] ? ep_send_events_proc+0xb50/0xb50 [ 2215.950421] ? __do_page_fault+0x6d1/0xd60 [ 2215.950424] ? __secure_computing+0x104/0x360 [ 2215.950428] ? syscall_trace_enter+0x3b7/0xd60 [ 2215.950432] ? syscall_slow_exit_work+0x630/0x630 [ 2215.950435] do_epoll_wait+0x1aa/0x200 [ 2215.950439] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2215.950443] __x64_sys_epoll_wait+0x93/0xf0 [ 2215.950446] do_syscall_64+0xf9/0x620 [ 2215.950450] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2215.950454] RIP: 0033:0x7fc483c7c303 [ 2215.950464] Code: 49 89 ca b8 e8 00 00 00 0f 05 48 3d 01 f0 ff ff 73 34 c3 48 83 ec 08 e8 0b c2 00 00 48 89 04 24 49 89 ca b8 e8 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 51 c2 00 00 48 89 d0 48 83 c4 08 48 3d 01 [ 2215.950468] RSP: 002b:00007ffc418a16b0 EFLAGS: 00000293 ORIG_RAX: 00000000000000e8 [ 2215.950477] RAX: ffffffffffffffda RBX: 00005556432031e0 RCX: 00007fc483c7c303 [ 2215.950482] RDX: 0000000000000014 RSI: 00007ffc418a16c0 RDI: 0000000000000008 [ 2215.950487] RBP: 00007ffc418a18b0 R08: 00007ffc418ce000 R09: 00000238703576a9 [ 2215.950507] R10: 00000000ffffffff R11: 0000000000000293 R12: 00007ffc418a16c0 [ 2215.950512] R13: 0000000000000001 R14: ffffffffffffffff R15: 0005d489ece4e594 [ 2215.951214] Kernel panic - not syncing: hung_task: blocked tasks [ 2216.196682] CPU: 1 PID: 1571 Comm: khungtaskd Not tainted 4.19.211-syzkaller #0 [ 2216.204126] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2216.213456] Call Trace: [ 2216.216028] dump_stack+0x1fc/0x2ef [ 2216.219636] panic+0x26a/0x50e [ 2216.222810] ? __warn_printk+0xf3/0xf3 [ 2216.226679] ? lapic_can_unplug_cpu+0x80/0x80 [ 2216.231152] ? ___preempt_schedule+0x16/0x18 [ 2216.235538] ? watchdog+0x991/0xe60 [ 2216.239143] ? nmi_trigger_cpumask_backtrace+0x15e/0x1f0 [ 2216.244574] watchdog+0x9a2/0xe60 [ 2216.248014] ? reset_hung_task_detector+0x30/0x30 [ 2216.252835] kthread+0x33f/0x460 [ 2216.256182] ? kthread_park+0x180/0x180 [ 2216.260138] ret_from_fork+0x24/0x30 [ 2216.264136] Kernel Offset: disabled [ 2216.267749] Rebooting in 86400 seconds..