9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 497.981322][T13560] block nbd3: Receive control failed (result -22) [ 498.020770][ T2500] find_fallback: 13 callbacks suppressed [ 498.020788][ T2500] block nbd3: Attempted send on invalid socket [ 498.033484][ T2500] block nbd3: shutting down sockets [ 498.044217][T13560] block nbd2: Receive control failed (result -22) [ 498.056399][T19402] block nbd0: shutting down sockets [ 498.062753][T19416] block nbd2: shutting down sockets [ 498.086402][ T2500] print_req_error: 1262 callbacks suppressed [ 498.086417][ T2500] blk_update_request: I/O error, dev nbd3, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 498.103443][ T2500] buffer_io_error: 1263 callbacks suppressed [ 498.103454][ T2500] Buffer I/O error on dev nbd3, logical block 3, async page read [ 498.119375][ T2500] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 498.130274][ T2500] Buffer I/O error on dev nbd3, logical block 0, async page read [ 498.138721][ T2500] blk_update_request: I/O error, dev nbd3, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 498.149804][ T2500] Buffer I/O error on dev nbd3, logical block 1, async page read [ 498.158631][ T2500] blk_update_request: I/O error, dev nbd3, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 498.169511][ T2500] Buffer I/O error on dev nbd3, logical block 2, async page read [ 498.177351][ T2500] blk_update_request: I/O error, dev nbd3, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 498.188202][ T2500] Buffer I/O error on dev nbd3, logical block 3, async page read [ 498.197287][ T2501] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 498.208321][ T2501] Buffer I/O error on dev nbd3, logical block 0, async page read [ 498.217079][ T2501] blk_update_request: I/O error, dev nbd3, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 498.229278][ T2501] Buffer I/O error on dev nbd3, logical block 1, async page read [ 498.235129][T13560] block nbd4: Receive control failed (result -22) [ 498.237825][ T2501] blk_update_request: I/O error, dev nbd3, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 498.254761][ T2501] Buffer I/O error on dev nbd3, logical block 2, async page read [ 498.261231][T13560] block nbd5: Receive control failed (result -22) [ 498.265427][ T2501] blk_update_request: I/O error, dev nbd3, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 498.280078][ T2501] Buffer I/O error on dev nbd3, logical block 3, async page read 07:52:35 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x960000000000, 0x0) [ 498.290643][ T2500] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 498.301555][ T2500] Buffer I/O error on dev nbd3, logical block 0, async page read [ 498.313741][T19418] ldm_validate_partition_table(): Disk read failed. [ 498.331037][ T2501] block nbd4: Attempted send on invalid socket [ 498.337329][ T2501] block nbd4: shutting down sockets [ 498.348250][ T2500] block nbd5: Attempted send on invalid socket [ 498.354523][ T2500] block nbd5: shutting down sockets [ 498.365817][T19428] ldm_validate_partition_table(): Disk read failed. [ 498.378390][T19418] Dev nbd3: unable to read RDB block 0 07:52:35 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x0, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 498.402749][T19429] ldm_validate_partition_table(): Disk read failed. [ 498.420525][T19418] nbd3: unable to read partition table 07:52:35 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r2, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 498.461128][T19428] Dev nbd4: unable to read RDB block 0 [ 498.467644][T19418] nbd3: partition table beyond EOD, truncated [ 498.474126][T19429] Dev nbd5: unable to read RDB block 0 [ 498.529137][T19428] nbd4: unable to read partition table [ 498.533988][T19429] nbd5: unable to read partition table [ 498.540961][T13560] block nbd0: Receive control failed (result -22) [ 498.571686][T19429] nbd5: partition table beyond EOD, truncated [ 498.575840][T19428] nbd4: partition table beyond EOD, truncated [ 498.594095][T13560] block nbd2: Receive control failed (result -22) [ 498.615110][ T2500] block nbd0: Attempted send on invalid socket [ 498.621421][ T2500] block nbd0: shutting down sockets [ 498.628576][ T2501] block nbd2: Attempted send on invalid socket [ 498.634805][ T2501] block nbd2: shutting down sockets [ 498.642087][T19415] block nbd3: shutting down sockets [ 498.692866][T19440] ldm_validate_partition_table(): Disk read failed. [ 498.706340][T19438] ldm_validate_partition_table(): Disk read failed. [ 498.707819][T19440] Dev nbd2: unable to read RDB block 0 [ 498.730341][T19438] Dev nbd0: unable to read RDB block 0 07:52:35 executing program 4: socket$inet(0x2, 0x4000000000000001, 0x0) removexattr(0x0, 0x0) setsockopt$rose(0xffffffffffffffff, 0x104, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r4 = dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x0, 0x10, 0x0, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, &(0x7f0000000140)={0x0, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 498.759687][T19440] nbd2: unable to read partition table [ 498.761351][T13560] block nbd5: Receive control failed (result -22) [ 498.772601][T19440] nbd2: partition table beyond EOD, truncated [ 498.786683][T19438] nbd0: unable to read partition table 07:52:35 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r2, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 498.822636][ T2500] block nbd5: Attempted send on invalid socket [ 498.829488][ T2500] block nbd5: shutting down sockets [ 498.841218][T19438] nbd0: partition table beyond EOD, truncated 07:52:35 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x7a00, 0x0) [ 498.863980][T19434] ldm_validate_partition_table(): Disk read failed. [ 498.882259][T19434] Dev nbd5: unable to read RDB block 0 [ 498.905125][T19434] nbd5: unable to read partition table [ 498.916741][T13560] block nbd4: Receive control failed (result -22) [ 498.939451][ T2500] block nbd4: Attempted send on invalid socket [ 498.945768][ T2500] block nbd4: shutting down sockets 07:52:35 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 498.955925][T19434] nbd5: partition table beyond EOD, truncated [ 498.963333][T13560] block nbd0: Receive control failed (result -22) [ 498.974486][T19436] block nbd0: shutting down sockets [ 499.031592][T19454] ldm_validate_partition_table(): Disk read failed. [ 499.089252][T19454] Dev nbd4: unable to read RDB block 0 [ 499.095609][T13560] block nbd3: Receive control failed (result -22) 07:52:35 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x80710000000000, 0x0) [ 499.132576][T19454] nbd4: unable to read partition table [ 499.158284][T19454] nbd4: partition table beyond EOD, truncated 07:52:35 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x7400, 0x0) [ 499.177247][ T2501] block nbd3: Attempted send on invalid socket [ 499.183454][ T2501] block nbd3: shutting down sockets 07:52:36 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r2, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 499.247756][T19464] ldm_validate_partition_table(): Disk read failed. [ 499.269932][T13560] block nbd2: Receive control failed (result -22) 07:52:36 executing program 4: socket$inet(0x2, 0x4000000000000001, 0x0) removexattr(0x0, 0x0) setsockopt$rose(0xffffffffffffffff, 0x104, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r4 = dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x0, 0x10, 0x0, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, &(0x7f0000000140)={0x0, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 499.311471][ T2500] block nbd2: Attempted send on invalid socket [ 499.317843][ T2500] block nbd2: shutting down sockets [ 499.321839][T19464] Dev nbd3: unable to read RDB block 0 [ 499.355540][T19464] nbd3: unable to read partition table [ 499.413089][T19468] ldm_validate_partition_table(): Disk read failed. [ 499.419007][T19464] nbd3: partition table beyond EOD, truncated [ 499.425528][T13560] block nbd0: Receive control failed (result -22) [ 499.429943][ T1527] block nbd5: Receive control failed (result -22) [ 499.452977][ T2501] block nbd5: Attempted send on invalid socket [ 499.459292][ T2501] block nbd5: shutting down sockets [ 499.489673][T19468] Dev nbd2: unable to read RDB block 0 [ 499.500911][T19475] ldm_validate_partition_table(): Disk read failed. [ 499.533811][ T2500] block nbd0: shutting down sockets [ 499.553584][T19468] nbd2: unable to read partition table [ 499.563091][T19475] Dev nbd5: unable to read RDB block 0 [ 499.576213][T19468] nbd2: partition table beyond EOD, truncated [ 499.576693][T19467] block nbd3: Could not allocate knbd recv work queue. [ 499.593536][T19475] nbd5: unable to read partition table [ 499.609602][T19474] ldm_validate_partition_table(): Disk read failed. [ 499.620242][T19475] nbd5: partition table beyond EOD, truncated [ 499.627328][ T1527] block nbd4: Receive control failed (result -22) [ 499.667474][T19481] block nbd4: shutting down sockets [ 499.684396][T19467] block nbd3: shutting down sockets [ 499.700699][T19474] Dev nbd0: unable to read RDB block 0 07:52:36 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r2, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:52:36 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 499.726551][T19474] nbd0: unable to read partition table [ 499.748203][T19472] block nbd5: shutting down sockets [ 499.766274][T19474] nbd0: partition table beyond EOD, truncated 07:52:36 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x7e00, 0x0) 07:52:36 executing program 4: socket$inet(0x2, 0x4000000000000001, 0x0) removexattr(0x0, 0x0) setsockopt$rose(0xffffffffffffffff, 0x104, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r4 = dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x0, 0x10, 0x0, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, &(0x7f0000000140)={r5}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:52:36 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x7600, 0x0) [ 499.882378][ T1527] block nbd0: Receive control failed (result -22) [ 499.891598][T19470] block nbd0: shutting down sockets [ 500.000474][ T1527] block nbd2: Receive control failed (result -22) 07:52:36 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0xf0700000000000, 0x0) [ 500.041031][ T2501] block nbd2: shutting down sockets [ 500.046643][ T1527] block nbd3: Receive control failed (result -22) 07:52:36 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r2, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 500.097940][ T2500] block nbd3: shutting down sockets [ 500.127205][T19499] ldm_validate_partition_table(): Disk read failed. [ 500.160694][ T1527] block nbd4: Receive control failed (result -22) [ 500.176879][T19499] Dev nbd2: unable to read RDB block 0 [ 500.187202][ T2501] block nbd4: shutting down sockets [ 500.188214][T19502] ldm_validate_partition_table(): Disk read failed. [ 500.229772][T19499] nbd2: unable to read partition table [ 500.247558][T19499] nbd2: partition table beyond EOD, truncated [ 500.253771][T19507] ldm_validate_partition_table(): Disk read failed. [ 500.264327][T19507] Dev nbd4: unable to read RDB block 0 [ 500.270690][ T1527] block nbd5: Receive control failed (result -22) [ 500.287479][T19502] Dev nbd3: unable to read RDB block 0 [ 500.304803][T19509] block nbd5: shutting down sockets [ 500.321930][T19502] nbd3: unable to read partition table [ 500.323679][ T1527] block nbd0: Receive control failed (result -22) [ 500.339802][T19507] nbd4: unable to read partition table [ 500.360613][T19502] nbd3: partition table beyond EOD, truncated [ 500.362679][ T2501] block nbd0: shutting down sockets 07:52:37 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 500.392256][T19507] nbd4: partition table beyond EOD, truncated [ 500.425954][T19516] ldm_validate_partition_table(): Disk read failed. 07:52:37 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x7a00, 0x0) 07:52:37 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket(0x11, 0x2, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r1, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r2, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 500.469308][T19516] Dev nbd0: unable to read RDB block 0 [ 500.502483][T19510] block nbd3: shutting down sockets 07:52:37 executing program 4: socket$inet(0x2, 0x4000000000000001, 0x0) removexattr(0x0, 0x0) setsockopt$rose(0xffffffffffffffff, 0x104, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r4 = dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x0, 0x10, 0x0, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, &(0x7f0000000140)={r5}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 500.564749][T19516] nbd0: unable to read partition table [ 500.617858][T19516] nbd0: partition table beyond EOD, truncated 07:52:37 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x9600, 0x0) [ 500.675371][ T1527] block nbd2: Receive control failed (result -22) [ 500.707078][T19527] block nbd2: shutting down sockets [ 500.744305][T19514] block nbd0: shutting down sockets [ 500.781797][ T1527] block nbd5: Receive control failed (result -22) [ 500.835445][ T1527] block nbd4: Receive control failed (result -22) [ 500.847694][ T2501] block nbd5: shutting down sockets 07:52:37 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 500.886732][T19535] ldm_validate_partition_table(): Disk read failed. [ 500.888059][ T2500] block nbd4: shutting down sockets [ 500.922522][ T1527] block nbd3: Receive control failed (result -22) 07:52:37 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x100000000000000, 0x0) 07:52:37 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 500.952376][T19537] ldm_validate_partition_table(): Disk read failed. [ 500.957607][ T2501] block nbd3: shutting down sockets [ 500.998751][T19535] Dev nbd5: unable to read RDB block 0 [ 501.019379][T19537] Dev nbd4: unable to read RDB block 0 [ 501.029009][T19545] ldm_validate_partition_table(): Disk read failed. [ 501.077481][T19537] nbd4: unable to read partition table [ 501.098738][T19545] Dev nbd3: unable to read RDB block 0 [ 501.108036][T19535] nbd5: unable to read partition table [ 501.114219][T19537] nbd4: partition table beyond EOD, truncated [ 501.126594][ T1527] block nbd0: Receive control failed (result -22) [ 501.147648][T19545] nbd3: unable to read partition table [ 501.163543][ T1527] block nbd2: Receive control failed (result -22) [ 501.176718][T19535] nbd5: partition table beyond EOD, truncated [ 501.192113][T19545] nbd3: partition table beyond EOD, truncated [ 501.224989][T19551] block nbd2: shutting down sockets [ 501.227491][ T2500] block nbd0: shutting down sockets [ 501.262001][ T1527] block nbd1: Receive control failed (result -22) [ 501.270030][T19556] ldm_validate_partition_table(): Disk read failed. 07:52:38 executing program 4: socket$inet(0x2, 0x4000000000000001, 0x0) removexattr(0x0, 0x0) setsockopt$rose(0xffffffffffffffff, 0x104, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r4 = dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x0, 0x10, 0x0, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, &(0x7f0000000140)={r5}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 501.296103][T19555] block nbd1: shutting down sockets [ 501.301767][T19556] Dev nbd0: unable to read RDB block 0 [ 501.332966][T19544] block nbd3: shutting down sockets 07:52:38 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 501.375195][ T1527] block nbd5: Receive control failed (result -22) [ 501.395195][T19556] nbd0: unable to read partition table [ 501.402212][T19531] block nbd5: shutting down sockets [ 501.412353][T19556] nbd0: partition table beyond EOD, truncated 07:52:38 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xff0f, 0x0) 07:52:38 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:52:38 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x7e00, 0x0) [ 501.522454][ T1527] block nbd4: Receive control failed (result -22) [ 501.546754][T19569] block nbd4: shutting down sockets [ 501.620858][ T1527] block nbd2: Receive control failed (result -22) 07:52:38 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x200000000000000, 0x0) [ 501.691407][ T1527] block nbd3: Receive control failed (result -22) [ 501.711638][ T2501] block nbd3: shutting down sockets [ 501.719962][ T2500] block nbd2: shutting down sockets [ 501.757748][ T1527] block nbd1: Receive control failed (result -22) 07:52:38 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 501.798338][T19581] ldm_validate_partition_table(): Disk read failed. [ 501.805006][T19574] ldm_validate_partition_table(): Disk read failed. [ 501.868487][T19581] Dev nbd3: unable to read RDB block 0 [ 501.871275][T19574] Dev nbd2: unable to read RDB block 0 [ 501.884273][ T1527] block nbd5: Receive control failed (result -22) [ 501.898663][ T2500] block nbd1: shutting down sockets [ 501.906500][T19581] nbd3: unable to read partition table [ 501.926518][T19581] nbd3: partition table beyond EOD, truncated [ 501.935377][T19583] ldm_validate_partition_table(): Disk read failed. [ 501.938749][ T1527] block nbd0: Receive control failed (result -22) [ 501.951535][T19584] block nbd5: shutting down sockets [ 501.967886][T19594] block nbd0: shutting down sockets [ 501.976698][T19574] nbd2: unable to read partition table [ 501.984069][T19583] Dev nbd1: unable to read RDB block 0 [ 502.030217][T19574] nbd2: partition table beyond EOD, truncated [ 502.035898][T19600] EXT4-fs (loop4): Unsupported filesystem blocksize 0 (1923657432 log_block_size) [ 502.055241][T19583] nbd1: unable to read partition table [ 502.075684][T19579] block nbd3: shutting down sockets [ 502.081405][T19583] nbd1: partition table beyond EOD, truncated 07:52:38 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 502.123700][ T1527] block nbd0: Receive control failed (result -22) [ 502.138922][T19594] block nbd0: shutting down sockets 07:52:39 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x200000, 0x0) 07:52:39 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x9600, 0x0) 07:52:39 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x2000000000000000, 0x0) 07:52:39 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 502.223534][T19600] EXT4-fs (loop4): Unsupported filesystem blocksize 0 (1923657432 log_block_size) 07:52:39 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 502.332631][ T1527] block nbd2: Receive control failed (result -22) [ 502.362980][ T2501] block nbd2: shutting down sockets [ 502.448706][T19611] ldm_validate_partition_table(): Disk read failed. [ 502.485800][ T1527] block nbd0: Receive control failed (result -22) [ 502.515435][T19611] Dev nbd2: unable to read RDB block 0 [ 502.527495][ T1527] block nbd3: Receive control failed (result -22) [ 502.589737][ T1527] block nbd5: Receive control failed (result -22) [ 502.613834][T19611] nbd2: unable to read partition table [ 502.613944][T19614] block nbd0: shutting down sockets [ 502.632148][T19615] block nbd5: shutting down sockets [ 502.637787][ T1527] block nbd1: Receive control failed (result -22) [ 502.644353][T19611] nbd2: partition table beyond EOD, truncated [ 502.661747][ T2500] block nbd3: shutting down sockets [ 502.684753][T19637] EXT4-fs (loop4): Unsupported filesystem blocksize 0 (1923657432 log_block_size) [ 502.702393][T19614] block nbd0: shutting down sockets [ 502.722511][T19615] block nbd5: shutting down sockets [ 502.750565][T19620] ldm_validate_partition_table(): Disk read failed. [ 502.790050][T19618] block nbd1: shutting down sockets 07:52:39 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(0xffffffffffffffff, 0x84, 0x23, &(0x7f0000000140)={r5, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 502.794153][T19620] Dev nbd3: unable to read RDB block 0 07:52:39 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x3000000000000000, 0x0) 07:52:39 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xff0f, 0x0) [ 502.842620][T19620] nbd3: unable to read partition table [ 502.856959][T19620] nbd3: partition table beyond EOD, truncated 07:52:39 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:52:39 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 503.020524][T19633] block nbd3: Could not allocate knbd recv work queue. [ 503.032641][ T1527] block nbd0: Receive control failed (result -22) [ 503.061242][ T1527] block nbd2: Receive control failed (result -22) [ 503.081299][ T2501] find_fallback: 14 callbacks suppressed [ 503.081313][ T2501] block nbd2: Attempted send on invalid socket [ 503.089071][T19633] block nbd3: shutting down sockets [ 503.093247][ T2501] block nbd2: shutting down sockets [ 503.103871][ T2501] print_req_error: 1411 callbacks suppressed [ 503.103888][ T2501] blk_update_request: I/O error, dev nbd2, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 503.121650][ T2501] buffer_io_error: 1410 callbacks suppressed [ 503.121661][ T2501] Buffer I/O error on dev nbd2, logical block 1, async page read [ 503.138658][ T2501] blk_update_request: I/O error, dev nbd2, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 503.149603][ T2501] Buffer I/O error on dev nbd2, logical block 2, async page read [ 503.156923][ T2500] block nbd0: Attempted send on invalid socket [ 503.159035][ T2501] blk_update_request: I/O error, dev nbd2, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 503.163504][ T2500] block nbd0: shutting down sockets [ 503.163526][ T2500] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 503.163544][ T2500] Buffer I/O error on dev nbd0, logical block 0, async page read [ 503.172521][ T2500] blk_update_request: I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 503.174787][ T2501] Buffer I/O error on dev nbd2, logical block 3, async page read [ 503.179703][ T2500] Buffer I/O error on dev nbd0, logical block 1, async page read [ 503.200924][ T2501] blk_update_request: I/O error, dev nbd2, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 503.209055][ T2500] blk_update_request: I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x0 phys_seg 2 prio class 0 [ 503.209081][ T2500] Buffer I/O error on dev nbd0, logical block 2, async page read [ 503.216825][ T2501] Buffer I/O error on dev nbd2, logical block 0, async page read [ 503.222068][ T2501] blk_update_request: I/O error, dev nbd2, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 503.224996][ T2500] Buffer I/O error on dev nbd0, logical block 3, async page read [ 503.235425][ T2501] Buffer I/O error on dev nbd2, logical block 1, async page read [ 503.290203][ T2501] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 4 prio class 0 [ 503.301104][ T2501] Buffer I/O error on dev nbd0, logical block 0, async page read [ 503.309773][ T2501] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 503.321025][ T1527] block nbd5: Receive control failed (result -22) [ 503.344526][ T1527] block nbd1: Receive control failed (result -22) [ 503.364095][T19665] EXT4-fs (loop4): Unsupported filesystem blocksize 0 (1923657432 log_block_size) [ 503.369335][T19647] ldm_validate_partition_table(): Disk read failed. [ 503.384914][T19648] ldm_validate_partition_table(): Disk read failed. 07:52:40 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x400000, 0x0) [ 503.410654][T19645] block nbd5: shutting down sockets [ 503.428829][T19648] Dev nbd2: unable to read RDB block 0 [ 503.445059][T19654] block nbd1: shutting down sockets [ 503.462530][T19647] Dev nbd0: unable to read RDB block 0 [ 503.481666][T19648] nbd2: unable to read partition table [ 503.494670][T19648] nbd2: partition table beyond EOD, truncated 07:52:40 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 503.518015][T19647] nbd0: unable to read partition table [ 503.521324][T19645] block nbd5: shutting down sockets [ 503.535783][T19647] nbd0: partition table beyond EOD, truncated 07:52:40 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(0xffffffffffffffff, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:52:40 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(0xffffffffffffffff, 0x84, 0x23, &(0x7f0000000140)={r5, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:52:40 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x200000, 0x0) [ 503.663357][ T1527] block nbd0: Receive control failed (result -22) [ 503.667911][T13560] block nbd3: Receive control failed (result -22) [ 503.679306][ T2501] block nbd0: Attempted send on invalid socket [ 503.685491][ T2501] block nbd0: shutting down sockets [ 503.688356][T19657] ldm_validate_partition_table(): Disk read failed. [ 503.735732][T19677] EXT4-fs (loop4): Unsupported filesystem blocksize 0 (1923657432 log_block_size) [ 503.746780][T19670] block nbd3: shutting down sockets [ 503.789348][T19657] Dev nbd0: unable to read RDB block 0 [ 503.826274][T19657] nbd0: unable to read partition table [ 503.831902][T19657] nbd0: partition table beyond EOD, truncated [ 503.840470][T13560] block nbd1: Receive control failed (result -22) [ 503.849297][T19681] block nbd1: shutting down sockets 07:52:40 executing program 4: syz_mount_image$ext4(0x0, &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:52:40 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x510000, 0x0) 07:52:40 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x0) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:52:40 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x4000000000000000, 0x0) [ 504.064235][T13560] block nbd5: Receive control failed (result -22) [ 504.171828][T13560] block nbd2: Receive control failed (result -22) [ 504.176956][ T2501] block nbd5: Attempted send on invalid socket [ 504.184852][ T2501] block nbd5: shutting down sockets 07:52:41 executing program 4: syz_mount_image$ext4(0x0, &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 504.244304][T13560] block nbd3: Receive control failed (result -22) [ 504.260067][T13560] block nbd0: Receive control failed (result -22) [ 504.262925][T19694] ldm_validate_partition_table(): Disk read failed. [ 504.274331][T19690] block nbd2: shutting down sockets [ 504.304572][T19694] Dev nbd5: unable to read RDB block 0 [ 504.308665][T13560] block nbd1: Receive control failed (result -22) [ 504.324886][T19701] block nbd3: shutting down sockets [ 504.344466][T19702] block nbd1: shutting down sockets [ 504.354896][T19704] block nbd0: shutting down sockets [ 504.373012][T19694] nbd5: unable to read partition table [ 504.383267][T19694] nbd5: partition table beyond EOD, truncated 07:52:41 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(0xffffffffffffffff, 0x84, 0x23, &(0x7f0000000140)={r5, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:52:41 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x0) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 504.452194][T19705] block nbd3: Could not allocate knbd recv work queue. [ 504.466762][T19705] block nbd3: shutting down sockets 07:52:41 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x6000000000000000, 0x0) 07:52:41 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x70f000, 0x0) 07:52:41 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x400000, 0x0) [ 504.608536][T13560] block nbd1: Receive control failed (result -22) [ 504.644746][T19727] block nbd1: shutting down sockets 07:52:41 executing program 4: syz_mount_image$ext4(0x0, &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 504.771517][T13560] block nbd2: Receive control failed (result -22) [ 504.795433][T13560] block nbd0: Receive control failed (result -22) [ 504.806085][T19732] block nbd0: shutting down sockets 07:52:41 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x0) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 504.831538][ T2501] block nbd2: Attempted send on invalid socket [ 504.838552][ T2501] block nbd2: shutting down sockets [ 504.916310][T13560] block nbd3: Receive control failed (result -22) [ 504.917405][T19736] ldm_validate_partition_table(): Disk read failed. [ 504.950021][T13560] block nbd5: Receive control failed (result -22) [ 504.993838][T19737] block nbd3: shutting down sockets [ 504.994093][T19736] Dev nbd2: unable to read RDB block 0 [ 505.009817][ T2501] block nbd5: Attempted send on invalid socket [ 505.016212][ T2501] block nbd5: shutting down sockets 07:52:41 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x7e00000000000000, 0x0) [ 505.053434][T19736] nbd2: unable to read partition table [ 505.060606][T19744] ldm_validate_partition_table(): Disk read failed. [ 505.067843][T19736] nbd2: partition table beyond EOD, truncated [ 505.081867][T19744] Dev nbd5: unable to read RDB block 0 [ 505.110654][T13560] block nbd1: Receive control failed (result -22) [ 505.117518][T19744] nbd5: unable to read partition table [ 505.137350][T19737] block nbd3: shutting down sockets 07:52:41 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 505.164886][T19749] block nbd1: shutting down sockets [ 505.176860][T19744] nbd5: partition table beyond EOD, truncated 07:52:41 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', 0x0, 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:52:42 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x718000, 0x0) 07:52:42 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 505.315066][T13560] block nbd0: Receive control failed (result -22) [ 505.363911][T13560] block nbd5: Receive control failed (result -22) [ 505.380910][ T2501] block nbd0: Attempted send on invalid socket [ 505.387403][ T2501] block nbd0: shutting down sockets [ 505.395315][ T2500] block nbd5: Attempted send on invalid socket [ 505.401676][ T2500] block nbd5: shutting down sockets [ 505.431619][T19769] ldm_validate_partition_table(): Disk read failed. [ 505.433088][T19764] ldm_validate_partition_table(): Disk read failed. [ 505.481964][T13560] block nbd2: Receive control failed (result -22) [ 505.501087][T19769] Dev nbd5: unable to read RDB block 0 [ 505.513686][T19764] Dev nbd0: unable to read RDB block 0 [ 505.513927][T13560] block nbd3: Receive control failed (result -22) 07:52:42 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', 0x0, 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 505.537569][T19769] nbd5: unable to read partition table [ 505.556303][T19769] nbd5: partition table beyond EOD, truncated [ 505.571815][T19764] nbd0: unable to read partition table [ 505.577513][T13560] block nbd1: Receive control failed (result -22) [ 505.593101][ T2501] block nbd2: Attempted send on invalid socket [ 505.595868][ T2500] block nbd3: Attempted send on invalid socket [ 505.599394][ T2501] block nbd2: shutting down sockets [ 505.605514][ T2500] block nbd3: shutting down sockets [ 505.624176][T19764] nbd0: partition table beyond EOD, truncated [ 505.636876][T19777] block nbd1: shutting down sockets [ 505.642674][T19767] ldm_validate_partition_table(): Disk read failed. [ 505.668986][T19783] ldm_validate_partition_table(): Disk read failed. [ 505.701280][T19767] Dev nbd2: unable to read RDB block 0 [ 505.712137][T19783] Dev nbd3: unable to read RDB block 0 07:52:42 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x510000, 0x0) [ 505.752928][T19783] nbd3: unable to read partition table [ 505.776237][T19767] nbd2: unable to read partition table [ 505.779443][T19783] nbd3: partition table beyond EOD, truncated 07:52:42 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', 0x0, 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 505.800355][T19767] nbd2: partition table beyond EOD, truncated 07:52:42 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:52:42 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0xe00f000000000000, 0x0) 07:52:42 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 505.971834][T13560] block nbd5: Receive control failed (result -22) 07:52:42 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x760000, 0x0) [ 506.029990][T19792] block nbd5: shutting down sockets [ 506.035523][T13560] block nbd0: Receive control failed (result -22) [ 506.059302][T13560] block nbd1: Receive control failed (result -22) [ 506.097714][ T2501] block nbd0: shutting down sockets 07:52:42 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 506.144337][T19802] block nbd1: shutting down sockets [ 506.216145][T19806] ldm_validate_partition_table(): Disk read failed. [ 506.263090][T19806] Dev nbd0: unable to read RDB block 0 [ 506.301588][T13560] block nbd2: Receive control failed (result -22) 07:52:43 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 506.314574][T19824] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 506.337321][T13560] block nbd3: Receive control failed (result -22) 07:52:43 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x70f000, 0x0) [ 506.362641][T19816] block nbd2: shutting down sockets [ 506.372207][T19806] nbd0: unable to read partition table [ 506.414072][T19806] nbd0: partition table beyond EOD, truncated [ 506.418751][ T2501] block nbd3: shutting down sockets [ 506.444568][T19823] ldm_validate_partition_table(): Disk read failed. 07:52:43 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 506.530466][T13560] block nbd1: Receive control failed (result -22) [ 506.543611][T19823] Dev nbd3: unable to read RDB block 0 [ 506.583860][T19831] block nbd1: shutting down sockets [ 506.588935][T19823] nbd3: unable to read partition table [ 506.603355][T13560] block nbd0: Receive control failed (result -22) [ 506.616421][ T2501] block nbd0: shutting down sockets [ 506.618863][T13560] block nbd5: Receive control failed (result -22) 07:52:43 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 506.624803][T19810] ldm_validate_partition_table(): Disk read failed. [ 506.646557][T19833] block nbd5: shutting down sockets [ 506.676393][T19823] nbd3: partition table beyond EOD, truncated [ 506.698520][T19810] Dev nbd0: unable to read RDB block 0 [ 506.717787][T19810] nbd0: unable to read partition table 07:52:43 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x0, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 506.749436][T19810] nbd0: partition table beyond EOD, truncated [ 506.814493][T13560] block nbd2: Receive control failed (result -22) [ 506.832063][T19821] block nbd3: shutting down sockets 07:52:43 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x718000, 0x0) [ 506.882551][T19843] block nbd2: shutting down sockets [ 506.900513][T19851] EXT4-fs (loop4): VFS: Can't find ext4 filesystem 07:52:43 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0xf0ffffff00000000, 0x0) 07:52:43 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x807100, 0x0) 07:52:43 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={0x0, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:52:43 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 507.064179][T13560] block nbd1: Receive control failed (result -22) [ 507.131728][T13560] block nbd5: Receive control failed (result -22) [ 507.157259][T19855] block nbd1: shutting down sockets [ 507.162007][ T2500] block nbd5: shutting down sockets [ 507.231437][T19860] ldm_validate_partition_table(): Disk read failed. [ 507.269015][T13560] block nbd0: Receive control failed (result -22) 07:52:44 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x0, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 507.298685][T19860] Dev nbd5: unable to read RDB block 0 [ 507.314251][ T2500] block nbd0: shutting down sockets [ 507.329235][T13560] block nbd3: Receive control failed (result -22) [ 507.347259][T19865] block nbd3: shutting down sockets [ 507.367231][T13560] block nbd2: Receive control failed (result -22) [ 507.375810][T19860] nbd5: unable to read partition table [ 507.383164][T19878] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 507.400372][T19870] ldm_validate_partition_table(): Disk read failed. [ 507.417236][T19860] nbd5: partition table beyond EOD, truncated [ 507.424526][ T2500] block nbd2: shutting down sockets [ 507.458446][T19870] Dev nbd0: unable to read RDB block 0 [ 507.458740][T19874] ldm_validate_partition_table(): Disk read failed. [ 507.499306][T19870] nbd0: unable to read partition table [ 507.510289][T19870] nbd0: partition table beyond EOD, truncated [ 507.539557][T19874] Dev nbd2: unable to read RDB block 0 07:52:44 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x0, &(0x7f0000000000), 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:52:44 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x960000, 0x0) [ 507.591235][T13560] block nbd1: Receive control failed (result -22) [ 507.613152][ T2501] block nbd1: shutting down sockets [ 507.636250][T19874] nbd2: unable to read partition table 07:52:44 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x760000, 0x0) [ 507.642332][T19874] nbd2: partition table beyond EOD, truncated [ 507.662997][T19886] ldm_validate_partition_table(): Disk read failed. 07:52:44 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0xffefffffff7f0000, 0x0) [ 507.741043][T19886] Dev nbd1: unable to read RDB block 0 [ 507.764215][T19899] EXT4-fs (loop4): VFS: Can't find ext4 filesystem 07:52:44 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={0x0, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 507.796639][T19886] nbd1: unable to read partition table [ 507.811814][T13560] block nbd3: Receive control failed (result -22) [ 507.819900][T19886] nbd1: partition table beyond EOD, truncated [ 507.876824][T19896] block nbd3: shutting down sockets 07:52:44 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x0, &(0x7f0000000000), 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:52:44 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x0, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 507.988896][T13560] block nbd5: Receive control failed (result -22) [ 507.997768][T19896] block nbd3: shutting down sockets [ 508.019624][T13560] block nbd0: Receive control failed (result -22) [ 508.033032][ T2500] block nbd5: shutting down sockets [ 508.067185][T19906] block nbd0: shutting down sockets [ 508.069051][T19909] ldm_validate_partition_table(): Disk read failed. 07:52:44 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xf07000, 0x0) [ 508.114980][T13560] block nbd2: Receive control failed (result -22) [ 508.164456][T19912] block nbd2: shutting down sockets [ 508.172927][T19919] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 508.183010][ T2501] print_req_error: 1035 callbacks suppressed [ 508.183031][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 508.202234][ T2501] buffer_io_error: 1041 callbacks suppressed [ 508.202244][ T2501] Buffer I/O error on dev nbd5, logical block 0, async page read [ 508.217325][ T2501] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 508.229384][ T2501] Buffer I/O error on dev nbd5, logical block 1, async page read [ 508.239358][ T2501] blk_update_request: I/O error, dev nbd5, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 508.250252][ T2501] Buffer I/O error on dev nbd5, logical block 2, async page read 07:52:45 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0xffffffffff600000, 0x0) [ 508.258506][ T2501] blk_update_request: I/O error, dev nbd5, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 508.269347][ T2501] Buffer I/O error on dev nbd5, logical block 3, async page read [ 508.279144][ T2500] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 508.290063][ T2500] Buffer I/O error on dev nbd5, logical block 0, async page read [ 508.297934][ T2500] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 3 prio class 0 07:52:45 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={0x0, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 508.308872][ T2500] Buffer I/O error on dev nbd5, logical block 1, async page read [ 508.316988][ T2500] Buffer I/O error on dev nbd5, logical block 2, async page read [ 508.324995][T13560] block nbd1: Receive control failed (result -22) [ 508.331830][ T2500] Buffer I/O error on dev nbd5, logical block 3, async page read [ 508.342662][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 508.353812][ T2501] Buffer I/O error on dev nbd5, logical block 0, async page read [ 508.363628][ T2501] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 508.374563][ T2501] Buffer I/O error on dev nbd5, logical block 1, async page read [ 508.383513][ T2501] blk_update_request: I/O error, dev nbd5, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 508.406278][ T2501] blk_update_request: I/O error, dev nbd5, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 508.426171][T19909] Dev nbd5: unable to read RDB block 0 [ 508.461022][ T2501] find_fallback: 8 callbacks suppressed [ 508.461040][ T2501] block nbd1: Attempted send on invalid socket [ 508.472903][ T2501] block nbd1: shutting down sockets 07:52:45 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x0, &(0x7f0000000000), 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 508.537809][T19909] nbd5: unable to read partition table [ 508.537883][T13560] block nbd3: Receive control failed (result -22) [ 508.546761][T19926] ldm_validate_partition_table(): Disk read failed. [ 508.592012][T13560] block nbd2: Receive control failed (result -22) [ 508.600441][T19909] nbd5: partition table beyond EOD, truncated [ 508.611593][T13560] block nbd0: Receive control failed (result -22) [ 508.636540][T19926] Dev nbd1: unable to read RDB block 0 [ 508.652051][T19929] block nbd2: shutting down sockets [ 508.663327][T19928] block nbd3: shutting down sockets [ 508.670728][T19932] block nbd0: shutting down sockets [ 508.695869][T19926] nbd1: unable to read partition table [ 508.702294][T19926] nbd1: partition table beyond EOD, truncated [ 508.741390][T19928] block nbd3: shutting down sockets [ 508.747970][T19945] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 508.761086][T19932] block nbd0: shutting down sockets 07:52:45 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:52:45 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:52:45 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{0x0, 0x0, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:52:45 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x807100, 0x0) 07:52:45 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x1000000, 0x0) 07:52:45 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x2) [ 508.985905][T19955] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 509.098296][T13560] block nbd3: Receive control failed (result -22) [ 509.111067][T13560] block nbd1: Receive control failed (result -22) [ 509.126729][T19957] block nbd1: shutting down sockets [ 509.161600][ T2500] block nbd3: Attempted send on invalid socket [ 509.168240][ T2500] block nbd3: shutting down sockets [ 509.199480][T13560] block nbd2: Receive control failed (result -22) [ 509.210154][T13560] block nbd5: Receive control failed (result -22) [ 509.231636][T13560] block nbd0: Receive control failed (result -22) [ 509.241778][T19962] ldm_validate_partition_table(): Disk read failed. 07:52:46 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{0x0, 0x0, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 509.262317][T19958] block nbd2: shutting down sockets [ 509.269373][T19964] block nbd5: shutting down sockets [ 509.293879][T19962] Dev nbd3: unable to read RDB block 0 [ 509.303446][ T2500] block nbd0: Attempted send on invalid socket 07:52:46 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 509.309775][ T2500] block nbd0: shutting down sockets [ 509.355419][T19976] ldm_validate_partition_table(): Disk read failed. [ 509.372673][T19976] Dev nbd0: unable to read RDB block 0 [ 509.391011][T19962] nbd3: unable to read partition table [ 509.397063][T19976] nbd0: unable to read partition table 07:52:46 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 509.416156][T19976] nbd0: partition table beyond EOD, truncated [ 509.432137][T19962] nbd3: partition table beyond EOD, truncated [ 509.510342][T19987] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 509.547922][T13560] block nbd1: Receive control failed (result -22) 07:52:46 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x960000, 0x0) [ 509.556242][T13560] block nbd0: Receive control failed (result -22) [ 509.564843][T19969] block nbd0: shutting down sockets 07:52:46 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x2000000, 0x0) [ 509.630938][T19984] block nbd1: shutting down sockets 07:52:46 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{0x0, 0x0, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:52:46 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x30) [ 509.742259][T13560] block nbd2: Receive control failed (result -22) [ 509.790118][T13560] block nbd5: Receive control failed (result -22) [ 509.805100][ T2500] block nbd2: Attempted send on invalid socket [ 509.811733][ T2500] block nbd2: shutting down sockets [ 509.829777][T19997] ldm_validate_partition_table(): Disk read failed. 07:52:46 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 509.852820][T19997] Dev nbd2: unable to read RDB block 0 [ 509.928741][ T2500] block nbd5: Attempted send on invalid socket [ 509.935014][ T2500] block nbd5: shutting down sockets [ 509.940660][T13560] block nbd3: Receive control failed (result -22) [ 509.945948][T19997] nbd2: unable to read partition table [ 509.953223][T20010] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 509.960727][T19997] nbd2: partition table beyond EOD, truncated [ 509.989716][T13560] block nbd1: Receive control failed (result -22) [ 510.013809][ T2500] block nbd1: Attempted send on invalid socket [ 510.014891][ T2501] block nbd3: Attempted send on invalid socket [ 510.020209][ T2500] block nbd1: shutting down sockets [ 510.026679][ T2501] block nbd3: shutting down sockets [ 510.066317][T20017] ldm_validate_partition_table(): Disk read failed. [ 510.076175][T20001] ldm_validate_partition_table(): Disk read failed. [ 510.091902][T20017] Dev nbd1: unable to read RDB block 0 [ 510.098045][T13560] block nbd0: Receive control failed (result -22) [ 510.111256][T20017] nbd1: unable to read partition table [ 510.111744][T20001] Dev nbd5: unable to read RDB block 0 [ 510.119081][T20012] ldm_validate_partition_table(): Disk read failed. [ 510.127373][T20001] nbd5: unable to read partition table [ 510.135715][T20001] nbd5: partition table beyond EOD, truncated [ 510.158562][T20017] nbd1: partition table beyond EOD, truncated [ 510.175421][T20012] Dev nbd3: unable to read RDB block 0 [ 510.185958][T20009] block nbd0: shutting down sockets 07:52:47 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:52:47 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140), 0x0, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 510.222468][T20012] nbd3: unable to read partition table [ 510.253359][T20012] nbd3: partition table beyond EOD, truncated 07:52:47 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 510.354017][T13560] block nbd0: Receive control failed (result -22) [ 510.365509][T20009] block nbd0: shutting down sockets 07:52:47 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xf07000, 0x0) [ 510.411839][T20033] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 510.451473][T13560] block nbd2: Receive control failed (result -22) 07:52:47 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x3000000, 0x0) [ 510.494828][ T2501] block nbd2: Attempted send on invalid socket [ 510.501315][ T2501] block nbd2: shutting down sockets [ 510.542419][T20032] ldm_validate_partition_table(): Disk read failed. [ 510.580060][T13560] block nbd1: Receive control failed (result -22) 07:52:47 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140), 0x0, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 510.591134][T20037] block nbd1: shutting down sockets 07:52:47 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x60) [ 510.647061][T20032] Dev nbd2: unable to read RDB block 0 [ 510.689105][T20032] nbd2: unable to read partition table [ 510.695139][T13560] block nbd5: Receive control failed (result -22) 07:52:47 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 510.729986][T13560] block nbd3: Receive control failed (result -22) [ 510.746676][T20032] nbd2: partition table beyond EOD, truncated [ 510.754643][T20042] block nbd5: shutting down sockets [ 510.764848][T20044] block nbd3: shutting down sockets [ 510.848249][T13560] block nbd0: Receive control failed (result -22) [ 510.858552][T20049] block nbd3: Could not allocate knbd recv work queue. [ 510.859434][ T2501] block nbd0: Attempted send on invalid socket [ 510.872214][ T2501] block nbd0: shutting down sockets [ 510.894263][T20054] ldm_validate_partition_table(): Disk read failed. [ 510.898677][T20062] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 510.916742][T20049] block nbd3: shutting down sockets [ 510.947630][T13560] block nbd5: Receive control failed (result -22) [ 510.961049][T20054] Dev nbd0: unable to read RDB block 0 [ 510.977058][T13560] block nbd1: Receive control failed (result -22) [ 510.988415][T20054] nbd0: unable to read partition table 07:52:47 executing program 2: 07:52:47 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140), 0x0, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:52:47 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x4000000, 0x0) [ 510.990587][ T2501] block nbd1: Attempted send on invalid socket [ 511.000421][ T2501] block nbd1: shutting down sockets [ 511.008693][T20054] nbd0: partition table beyond EOD, truncated [ 511.019756][T20052] block nbd5: shutting down sockets [ 511.025219][T20065] ldm_validate_partition_table(): Disk read failed. 07:52:47 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x1000000, 0x0) [ 511.119998][T20065] Dev nbd1: unable to read RDB block 0 [ 511.148085][T20065] nbd1: unable to read partition table 07:52:47 executing program 2: [ 511.186918][T20065] nbd1: partition table beyond EOD, truncated [ 511.193918][T13560] block nbd0: Receive control failed (result -22) [ 511.206265][T20053] block nbd0: shutting down sockets 07:52:48 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 511.317429][T20082] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 511.350052][T13560] block nbd3: Receive control failed (result -22) 07:52:48 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x7e) [ 511.393931][T13560] block nbd5: Receive control failed (result -22) [ 511.407300][T20075] block nbd3: shutting down sockets 07:52:48 executing program 2: [ 511.442180][ T2500] block nbd5: shutting down sockets 07:52:48 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea87294", 0x1d, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 511.488143][T20087] ldm_validate_partition_table(): Disk read failed. [ 511.537737][T20087] Dev nbd5: unable to read RDB block 0 07:52:48 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x5000000, 0x0) [ 511.641919][T20087] nbd5: unable to read partition table [ 511.657793][T13560] block nbd0: Receive control failed (result -22) [ 511.681366][T13560] block nbd1: Receive control failed (result -22) 07:52:48 executing program 2: [ 511.706016][T20087] nbd5: partition table beyond EOD, truncated [ 511.719898][ T2500] block nbd1: shutting down sockets [ 511.736538][T20092] block nbd0: shutting down sockets [ 511.769556][T20097] ldm_validate_partition_table(): Disk read failed. [ 511.790365][T20106] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 511.834932][T20097] Dev nbd1: unable to read RDB block 0 [ 511.846388][T20081] block nbd5: shutting down sockets [ 511.846594][T20092] block nbd0: shutting down sockets 07:52:48 executing program 2: [ 511.880629][T20097] nbd1: unable to read partition table [ 511.897327][T20097] nbd1: partition table beyond EOD, truncated [ 511.909701][T13560] block nbd3: Receive control failed (result -22) [ 511.956171][ T2500] block nbd3: shutting down sockets 07:52:48 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea87294", 0x1d, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:52:48 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0xfe0) 07:52:48 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x2000000, 0x0) [ 512.010195][T20111] ldm_validate_partition_table(): Disk read failed. 07:52:48 executing program 2: 07:52:48 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x0) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 512.111584][T20111] Dev nbd3: unable to read RDB block 0 [ 512.202304][T20111] nbd3: unable to read partition table [ 512.239174][T20111] nbd3: partition table beyond EOD, truncated [ 512.262476][T13560] block nbd0: Receive control failed (result -22) [ 512.276039][T20129] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 512.298867][T13560] block nbd5: Receive control failed (result -22) 07:52:49 executing program 2: r0 = socket$inet_tcp(0x2, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = fcntl$dupfd(r1, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) mprotect(&(0x7f0000000000/0x4000)=nil, 0x4000, 0x2) getsockopt$inet_buf(r0, 0x0, 0x80000000b, &(0x7f0000000000)=""/145, &(0x7f0000695ffc)=0x91) [ 512.321811][ T2500] block nbd5: shutting down sockets [ 512.329563][T20123] block nbd0: shutting down sockets [ 512.379079][T20131] ldm_validate_partition_table(): Disk read failed. [ 512.401010][T20131] Dev nbd5: unable to read RDB block 0 [ 512.414574][T20131] nbd5: unable to read partition table [ 512.421141][T20131] nbd5: partition table beyond EOD, truncated 07:52:49 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea87294", 0x1d, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 512.490812][T13560] block nbd1: Receive control failed (result -22) 07:52:49 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x6000000, 0x0) [ 512.535210][T20137] block nbd1: shutting down sockets [ 512.562522][T13560] block nbd5: Receive control failed (result -22) [ 512.579291][T20126] block nbd5: shutting down sockets 07:52:49 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x2000) 07:52:49 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:52:49 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x3000000, 0x0) [ 512.694711][T20155] EXT4-fs (loop4): VFS: Can't find ext4 filesystem 07:52:49 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x0) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 512.768224][T13560] block nbd3: Receive control failed (result -22) [ 512.848414][T13560] block nbd0: Receive control failed (result -22) [ 512.879950][T20158] block nbd0: shutting down sockets [ 512.923444][T20151] block nbd3: shutting down sockets 07:52:49 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e", 0x2c, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 512.988454][T13560] block nbd5: Receive control failed (result -22) [ 513.015068][ T2500] block nbd5: shutting down sockets [ 513.025372][T20158] block nbd0: shutting down sockets [ 513.049569][T20172] kvm_hv_set_msr: 118 callbacks suppressed [ 513.049587][T20172] kvm [20163]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000006c data 0x4d00000000f [ 513.066175][T13560] block nbd1: Receive control failed (result -22) [ 513.066239][ T1527] block nbd3: Receive control failed (result -22) [ 513.081049][T20173] ldm_validate_partition_table(): Disk read failed. [ 513.121428][T20173] Dev nbd5: unable to read RDB block 0 [ 513.143542][T20172] kvm [20163]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000003a data 0x4d00000000f [ 513.145895][T20159] block nbd3: shutting down sockets [ 513.161626][T20173] nbd5: unable to read partition table 07:52:50 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x3000) [ 513.169609][T20170] block nbd1: shutting down sockets [ 513.180032][T20173] nbd5: partition table beyond EOD, truncated [ 513.192588][T20172] kvm [20163]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000008 data 0x4d00000000f [ 513.203418][T20185] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 513.263931][T20172] kvm [20163]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000040 data 0x4d00000000f [ 513.280302][T20172] kvm [20163]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000000e data 0x4d00000000f 07:52:50 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x0) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 513.336833][ T1527] block nbd5: Receive control failed (result -22) [ 513.347810][T20172] kvm [20163]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000078 data 0x4d00000000f [ 513.358616][ T2501] block nbd5: shutting down sockets [ 513.363936][ T2501] print_req_error: 915 callbacks suppressed [ 513.363952][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 07:52:50 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e", 0x2c, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:52:50 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x7000000, 0x0) [ 513.377244][T20172] kvm [20163]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000046 data 0x4d00000000f [ 513.381024][ T2501] buffer_io_error: 917 callbacks suppressed [ 513.381034][ T2501] Buffer I/O error on dev nbd5, logical block 0, async page read [ 513.400624][T20172] kvm [20163]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000014 data 0x4d00000000f [ 513.415838][ T2501] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 513.427048][ T2501] Buffer I/O error on dev nbd5, logical block 1, async page read [ 513.460413][ T2501] blk_update_request: I/O error, dev nbd5, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 513.471300][ T2501] Buffer I/O error on dev nbd5, logical block 2, async page read [ 513.483873][ T2501] blk_update_request: I/O error, dev nbd5, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 513.484578][T20172] kvm [20163]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000007e data 0x4d00000000f [ 513.495504][ T2501] Buffer I/O error on dev nbd5, logical block 3, async page read [ 513.495751][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 513.495766][ T2501] Buffer I/O error on dev nbd5, logical block 0, async page read [ 513.495871][ T2501] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 513.543104][ T2501] Buffer I/O error on dev nbd5, logical block 1, async page read [ 513.551112][ T2501] blk_update_request: I/O error, dev nbd5, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 513.561944][ T2501] Buffer I/O error on dev nbd5, logical block 2, async page read [ 513.570050][T20172] kvm [20163]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000004c data 0x4d00000000f [ 513.572975][ T2500] blk_update_request: I/O error, dev nbd5, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 513.591494][ T2500] Buffer I/O error on dev nbd5, logical block 3, async page read [ 513.599818][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 513.611098][ T2501] Buffer I/O error on dev nbd5, logical block 0, async page read [ 513.619107][ T2501] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 3 prio class 0 [ 513.629985][ T2501] Buffer I/O error on dev nbd5, logical block 1, async page read [ 513.642578][T20189] ldm_validate_partition_table(): Disk read failed. [ 513.650980][T20189] Dev nbd5: unable to read RDB block 0 [ 513.657823][T20189] nbd5: unable to read partition table [ 513.663509][T20189] nbd5: partition table beyond EOD, truncated [ 513.679648][ T1527] block nbd3: Receive control failed (result -22) [ 513.694685][ T1527] block nbd0: Receive control failed (result -22) [ 513.727491][T20196] block nbd3: shutting down sockets [ 513.736278][T20190] block nbd0: shutting down sockets [ 513.737898][T20202] EXT4-fs (loop4): VFS: Can't find ext4 filesystem 07:52:50 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x4000000, 0x0) [ 513.825204][ T1527] block nbd1: Receive control failed (result -22) [ 513.841979][T20199] block nbd1: shutting down sockets 07:52:50 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 513.896723][ T1527] block nbd0: Receive control failed (result -22) [ 513.907166][T20190] block nbd0: shutting down sockets 07:52:50 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e", 0x2c, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:52:50 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x8000000, 0x0) 07:52:50 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:52:50 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x4000) [ 514.098847][ T1527] block nbd5: Receive control failed (result -22) [ 514.110673][T20213] block nbd5: shutting down sockets [ 514.236489][T20228] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 514.260799][ T1527] block nbd3: Receive control failed (result -22) [ 514.289816][ T1527] block nbd5: Receive control failed (result -22) [ 514.317833][T20213] block nbd5: shutting down sockets [ 514.331825][ T2500] find_fallback: 6 callbacks suppressed [ 514.331842][ T2500] block nbd3: Attempted send on invalid socket [ 514.343713][ T2500] block nbd3: shutting down sockets [ 514.379227][T20221] block nbd1: shutting down sockets 07:52:51 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863c", 0x33, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 514.416843][ T1527] block nbd0: Receive control failed (result -22) [ 514.418594][T20227] ldm_validate_partition_table(): Disk read failed. [ 514.446840][T20231] block nbd0: shutting down sockets 07:52:51 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x5000000, 0x0) [ 514.485344][T20227] Dev nbd3: unable to read RDB block 0 [ 514.509630][T20227] nbd3: unable to read partition table 07:52:51 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:52:51 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 514.542138][T20227] nbd3: partition table beyond EOD, truncated [ 514.549445][T20245] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 514.634759][T20238] block nbd3: Could not allocate knbd recv work queue. 07:52:51 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x5100) [ 514.695873][T20238] block nbd3: shutting down sockets 07:52:51 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863c", 0x33, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 514.737201][ T1527] block nbd5: Receive control failed (result -22) [ 514.756297][T20249] block nbd1: shutting down sockets [ 514.776854][T20247] block nbd5: shutting down sockets 07:52:51 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x9000000, 0x0) [ 514.890134][ T1527] block nbd5: Receive control failed (result -22) [ 514.900287][ T2501] block nbd5: Attempted send on invalid socket [ 514.906898][ T2501] block nbd5: shutting down sockets 07:52:51 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 514.936753][T20260] ldm_validate_partition_table(): Disk read failed. [ 514.950886][T20267] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 514.975163][T20260] Dev nbd5: unable to read RDB block 0 [ 514.984922][ T1527] block nbd0: Receive control failed (result -22) [ 515.000431][T20262] block nbd0: shutting down sockets [ 515.025170][ T1527] block nbd3: Receive control failed (result -22) [ 515.040577][T20260] nbd5: unable to read partition table [ 515.084499][T20269] block nbd3: shutting down sockets 07:52:51 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:52:51 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863c", 0x33, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 515.115472][T20260] nbd5: partition table beyond EOD, truncated 07:52:51 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x6000) [ 515.186142][T20269] block nbd3: shutting down sockets [ 515.199396][T20276] block nbd1: shutting down sockets 07:52:52 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:52:52 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xc000000, 0x0) 07:52:52 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x6000000, 0x0) [ 515.306153][T20286] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 515.491865][ T1527] block nbd0: Receive control failed (result -22) [ 515.531784][ T2500] block nbd0: Attempted send on invalid socket 07:52:52 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc676", 0x37, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 515.538179][ T2500] block nbd0: shutting down sockets [ 515.542836][ T1527] block nbd3: Receive control failed (result -22) [ 515.601646][ T2501] block nbd3: Attempted send on invalid socket [ 515.603085][T20291] ldm_validate_partition_table(): Disk read failed. [ 515.608045][ T2501] block nbd3: shutting down sockets [ 515.616738][ T1527] block nbd5: Receive control failed (result -22) [ 515.625010][T13560] block nbd1: Receive control failed (result -22) [ 515.643311][T20295] block nbd1: shutting down sockets 07:52:52 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 515.673092][T20297] ldm_validate_partition_table(): Disk read failed. [ 515.712038][T20298] block nbd5: shutting down sockets [ 515.723269][T20297] Dev nbd3: unable to read RDB block 0 [ 515.736722][T20310] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 515.743585][T20291] Dev nbd0: unable to read RDB block 0 [ 515.762746][T20297] nbd3: unable to read partition table 07:52:52 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 515.802348][T20291] nbd0: unable to read partition table [ 515.816514][T20297] nbd3: partition table beyond EOD, truncated [ 515.833275][T13560] block nbd5: Receive control failed (result -22) [ 515.843593][T20298] block nbd5: shutting down sockets [ 515.847135][T20291] nbd0: partition table beyond EOD, truncated 07:52:52 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc676", 0x37, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 515.954458][T20290] block nbd0: shutting down sockets 07:52:52 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x7000000, 0x0) 07:52:52 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xe000000, 0x0) [ 516.074908][T13560] block nbd1: Receive control failed (result -22) [ 516.094358][ T2500] block nbd1: Attempted send on invalid socket [ 516.100918][ T2500] block nbd1: shutting down sockets 07:52:52 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 516.136483][T20326] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 516.153897][T20322] ldm_validate_partition_table(): Disk read failed. 07:52:52 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x60ff) [ 516.208449][T20322] Dev nbd1: unable to read RDB block 0 07:52:53 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc676", 0x37, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 516.283905][T20322] nbd1: unable to read partition table [ 516.315456][T13560] block nbd5: Receive control failed (result -22) [ 516.331129][T13560] block nbd3: Receive control failed (result -22) [ 516.347511][T20322] nbd1: partition table beyond EOD, truncated [ 516.354200][T20331] block nbd5: shutting down sockets [ 516.362939][ T2500] block nbd3: Attempted send on invalid socket [ 516.369857][ T2500] block nbd3: shutting down sockets [ 516.422406][T20333] ldm_validate_partition_table(): Disk read failed. [ 516.468486][T13560] block nbd5: Receive control failed (result -22) [ 516.485127][ T2500] block nbd5: Attempted send on invalid socket [ 516.491767][ T2500] block nbd5: shutting down sockets [ 516.497335][T13560] block nbd0: Receive control failed (result -22) 07:52:53 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 516.527156][T20333] Dev nbd3: unable to read RDB block 0 07:52:53 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 516.569151][T20339] ldm_validate_partition_table(): Disk read failed. [ 516.584414][T20344] block nbd0: shutting down sockets [ 516.587614][T20352] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 516.601458][T20333] nbd3: unable to read partition table [ 516.608883][T20339] Dev nbd5: unable to read RDB block 0 [ 516.619268][T20333] nbd3: partition table beyond EOD, truncated [ 516.637746][T20339] nbd5: unable to read partition table [ 516.648050][T20339] nbd5: partition table beyond EOD, truncated [ 516.681437][T20344] block nbd0: shutting down sockets [ 516.691051][T20343] block nbd3: Could not allocate knbd recv work queue. 07:52:53 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253", 0x39, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 516.756101][T20343] block nbd3: shutting down sockets 07:52:53 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x7600) 07:52:53 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x8000000, 0x0) [ 516.840330][T13560] block nbd1: Receive control failed (result -22) 07:52:53 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x20000000, 0x0) [ 516.907260][ T2501] block nbd1: Attempted send on invalid socket [ 516.913682][ T2501] block nbd1: shutting down sockets 07:52:53 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 516.985411][T20371] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 517.005878][T20362] ldm_validate_partition_table(): Disk read failed. [ 517.043276][T13560] block nbd5: Receive control failed (result -22) [ 517.050407][T20362] Dev nbd1: unable to read RDB block 0 [ 517.070208][T13560] block nbd0: Receive control failed (result -22) [ 517.100721][T20369] block nbd5: shutting down sockets [ 517.105218][T20362] nbd1: unable to read partition table [ 517.127133][T20374] block nbd0: shutting down sockets [ 517.136769][T20362] nbd1: partition table beyond EOD, truncated [ 517.199943][T13560] block nbd3: Receive control failed (result -22) 07:52:54 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253", 0x39, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 517.251878][T20369] block nbd5: shutting down sockets [ 517.285367][T20376] block nbd3: shutting down sockets 07:52:54 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x7e00) 07:52:54 executing program 1: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xee67, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_dev$sndtimer(&(0x7f0000000200)='/dev/snd/timer\x00', 0x0, 0x0) r0 = syz_open_dev$vcsa(0x0, 0x0, 0x141001) pwritev(r0, &(0x7f0000000640)=[{&(0x7f00000000c0)="f9", 0x1}], 0x1, 0x0) setsockopt$inet_tcp_TCP_QUEUE_SEQ(r0, 0x6, 0x15, &(0x7f0000000000)=0xd7, 0x4) recvmmsg(0xffffffffffffffff, &(0x7f0000000000)=[{{&(0x7f00000002c0)=@ipx, 0x80, 0x0, 0x0, 0x0, 0x182}, 0x1000}], 0x1, 0x0, 0x0) perf_event_open(&(0x7f0000000140)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_procfs(0x0, 0x0) socket$inet6(0xa, 0x1, 0x6) bind$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x4e20}, 0x1c) r1 = openat$null(0xffffffffffffff9c, 0x0, 0x80000, 0x0) ioctl$TIOCNOTTY(r1, 0x5422) setsockopt$inet_tcp_TCP_ULP(r1, 0x6, 0x1f, &(0x7f0000000040)='tls\x00', 0x4) r2 = socket$inet6(0xa, 0x3, 0x2f) setsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, 0x0, 0x0) readv(0xffffffffffffffff, &(0x7f0000000140), 0x19d) write$binfmt_misc(0xffffffffffffffff, &(0x7f00000001c0)=ANY=[@ANYBLOB="73797a311b47d0823bdc3948dc82da09a2fe58021bd654c3d488cd1e58def01e329af6d660e798fd56aa94e4b3300354c424265a02977eb2342e443b06f9b8291bde55b960d0e57877ec"], 0x3e) r3 = socket$inet_udp(0x2, 0x2, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bind$inet(0xffffffffffffffff, 0x0, 0x5e) connect$inet(0xffffffffffffffff, 0x0, 0x5b) ioctl$sock_inet_SIOCADDRT(r3, 0x890b, &(0x7f0000000080)={0x750, {0x2, 0x0, @remote}, {0x2, 0x0, @dev}, {0x2, 0x0, @broadcast}, 0x0, 0x0, 0x2, 0x46a}) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = memfd_create(&(0x7f0000000140)='+\x8b\x8a\x16\x11O\xdd\xdfk(F\x99\xdf\x92\xd5>oJ\x02u\x9b\x94a\xac', 0x3) write$binfmt_misc(r5, &(0x7f0000000c40)=ANY=[@ANYRES32], 0xff67) sendfile(r4, r5, &(0x7f0000000000), 0xffff) r6 = dup3(0xffffffffffffffff, r4, 0x0) ioctl$UI_SET_PROPBIT(r6, 0x4004556e, 0x11) openat$full(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/full\x00', 0x80000, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000080)) 07:52:54 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x9000000, 0x0) [ 517.381677][T20393] EXT4-fs (loop4): VFS: Can't find ext4 filesystem 07:52:54 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x23000000, 0x0) [ 517.523849][T13560] block nbd0: Receive control failed (result -22) 07:52:54 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253", 0x39, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:52:54 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 517.653589][T20396] block nbd0: shutting down sockets [ 517.689876][T13560] block nbd5: Receive control failed (result -22) [ 517.716874][T20403] block nbd5: shutting down sockets [ 517.776457][T13560] block nbd3: Receive control failed (result -22) [ 517.798333][T20396] block nbd0: shutting down sockets [ 517.855756][T20418] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 517.864879][T20408] block nbd3: shutting down sockets 07:52:54 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x9600) 07:52:54 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xc000000, 0x0) 07:52:54 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:52:54 executing program 1: 07:52:54 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x30000000, 0x0) 07:52:54 executing program 1: [ 518.152687][T13560] block nbd0: Receive control failed (result -22) [ 518.174037][T20438] EXT4-fs (loop4): VFS: Can't find ext4 filesystem 07:52:55 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 518.231326][T13560] block nbd5: Receive control failed (result -22) [ 518.242543][T20434] block nbd5: shutting down sockets [ 518.277213][T20429] block nbd0: shutting down sockets [ 518.382427][T13560] block nbd3: Receive control failed (result -22) [ 518.391264][T13560] block nbd5: Receive control failed (result -22) [ 518.401061][ T2501] block nbd3: Attempted send on invalid socket [ 518.407402][ T2501] block nbd3: shutting down sockets [ 518.412625][ T2501] print_req_error: 525 callbacks suppressed [ 518.412641][ T2501] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 518.412663][ T2501] buffer_io_error: 530 callbacks suppressed [ 518.412671][ T2501] Buffer I/O error on dev nbd3, logical block 0, async page read [ 518.447518][ T2500] blk_update_request: I/O error, dev nbd3, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 518.458929][ T2500] Buffer I/O error on dev nbd3, logical block 1, async page read [ 518.480290][ T2500] blk_update_request: I/O error, dev nbd3, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 518.491925][ T2500] Buffer I/O error on dev nbd3, logical block 2, async page read [ 518.500893][ T2500] blk_update_request: I/O error, dev nbd3, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 518.503848][T20453] kvm_hv_set_msr: 402 callbacks suppressed [ 518.503888][T20453] kvm [20450]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000006c data 0x4d00000000f 07:52:55 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0xe00f) [ 518.511934][ T2500] Buffer I/O error on dev nbd3, logical block 3, async page read [ 518.536557][ T2501] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 518.547544][ T2501] Buffer I/O error on dev nbd3, logical block 0, async page read [ 518.563977][T20434] block nbd5: shutting down sockets 07:52:55 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x23000000, 0x0) [ 518.577828][ T2501] blk_update_request: I/O error, dev nbd3, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 518.588783][ T2501] Buffer I/O error on dev nbd3, logical block 1, async page read [ 518.606024][T20453] kvm [20450]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000003a data 0x4d00000000f [ 518.606573][ T2501] blk_update_request: I/O error, dev nbd3, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 518.627165][ T2501] Buffer I/O error on dev nbd3, logical block 2, async page read [ 518.636363][ T2501] blk_update_request: I/O error, dev nbd3, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 518.641978][T20453] kvm [20450]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000008 data 0x4d00000000f [ 518.647273][ T2501] Buffer I/O error on dev nbd3, logical block 3, async page read [ 518.666187][ T2501] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 07:52:55 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 518.677942][ T2501] Buffer I/O error on dev nbd3, logical block 0, async page read [ 518.685753][ T2501] blk_update_request: I/O error, dev nbd3, sector 2 op 0x0:(READ) flags 0x0 phys_seg 3 prio class 0 [ 518.696786][ T2501] Buffer I/O error on dev nbd3, logical block 1, async page read 07:52:55 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xe000000, 0x0) [ 518.753464][T20453] kvm [20450]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000040 data 0x4d00000000f [ 518.759833][T20447] ldm_validate_partition_table(): Disk read failed. [ 518.774195][T20462] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 518.821657][T13560] block nbd1: Receive control failed (result -22) [ 518.826004][ T1527] block nbd0: Receive control failed (result -22) [ 518.846480][T20453] kvm [20450]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000000e data 0x4d00000000f 07:52:55 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 518.866705][ T2501] block nbd1: Attempted send on invalid socket [ 518.872946][ T2501] block nbd1: shutting down sockets [ 518.880030][ T2501] block nbd0: shutting down sockets [ 518.939180][T20465] ldm_validate_partition_table(): Disk read failed. [ 518.946158][T20466] ldm_validate_partition_table(): Disk read failed. [ 518.948467][T20447] Dev nbd3: unable to read RDB block 0 [ 518.988383][T20453] kvm [20450]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000078 data 0x4d00000000f [ 518.992155][T20466] Dev nbd0: unable to read RDB block 0 [ 519.007810][T20465] Dev nbd1: unable to read RDB block 0 [ 519.036719][T20465] nbd1: unable to read partition table [ 519.042822][ T1527] block nbd5: Receive control failed (result -22) [ 519.051535][T20466] nbd0: unable to read partition table [ 519.059862][T20447] nbd3: unable to read partition table [ 519.063406][T20475] EXT4-fs (loop4): VFS: Can't find ext4 filesystem [ 519.067106][T20453] kvm [20450]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000046 data 0x4d00000000f [ 519.072623][T20465] nbd1: partition table beyond EOD, truncated [ 519.091855][T20466] nbd0: partition table beyond EOD, truncated [ 519.100225][T20447] nbd3: partition table beyond EOD, truncated [ 519.117787][T20472] block nbd5: shutting down sockets [ 519.135226][T20453] kvm [20450]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000014 data 0x4d00000000f [ 519.152608][T20453] kvm [20450]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000007e data 0x4d00000000f [ 519.152758][T20447] ldm_validate_partition_table(): Disk read failed. 07:52:56 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, 0x0) [ 519.205975][T20453] kvm [20450]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000004c data 0x4d00000000f 07:52:56 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x400000) [ 519.269583][T20447] Dev nbd3: unable to read RDB block 0 [ 519.281949][ T1527] block nbd5: Receive control failed (result -22) [ 519.300336][T20447] nbd3: unable to read partition table 07:52:56 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xc000000, 0x0) [ 519.316909][T20447] nbd3: partition table beyond EOD, truncated [ 519.317260][T20479] block nbd5: shutting down sockets [ 519.349981][T20487] EXT4-fs (loop4): Unsupported filesystem blocksize 0 (1923657432 log_block_size) 07:52:56 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x3f000000, 0x0) 07:52:56 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x20000000, 0x0) 07:52:56 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:52:56 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, 0x0) [ 519.559667][ T1527] block nbd1: Receive control failed (result -22) [ 519.588120][ T1527] block nbd0: Receive control failed (result -22) [ 519.661346][T20491] block nbd0: shutting down sockets [ 519.677687][T20489] block nbd1: shutting down sockets [ 519.683255][ T1527] block nbd3: Receive control failed (result -22) [ 519.727954][T20499] block nbd3: shutting down sockets [ 519.770626][ T1527] block nbd5: Receive control failed (result -22) [ 519.804358][T20506] block nbd5: shutting down sockets 07:52:56 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x30000000, 0x0) [ 519.826010][ T1527] block nbd0: Receive control failed (result -22) [ 519.844044][T20512] EXT4-fs (loop4): Unsupported filesystem blocksize 0 (1923657432 log_block_size) [ 519.861878][T20491] block nbd0: shutting down sockets 07:52:56 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x510000) [ 519.923277][ T1527] block nbd5: Receive control failed (result -22) 07:52:56 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x40000000, 0x0) 07:52:56 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 519.996985][ T2500] find_fallback: 1 callbacks suppressed [ 519.997002][ T2500] block nbd5: Attempted send on invalid socket [ 520.009031][ T2500] block nbd5: shutting down sockets [ 520.021471][T20516] ldm_validate_partition_table(): Disk read failed. 07:52:56 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, 0x0) [ 520.090410][T20516] Dev nbd5: unable to read RDB block 0 [ 520.146524][ T1527] block nbd1: Receive control failed (result -22) [ 520.154058][T20516] nbd5: unable to read partition table [ 520.176009][T20516] nbd5: partition table beyond EOD, truncated [ 520.189946][ T2501] block nbd1: Attempted send on invalid socket [ 520.196210][ T2501] block nbd1: shutting down sockets [ 520.244661][ T1527] block nbd0: Receive control failed (result -22) [ 520.262076][ T1527] block nbd3: Receive control failed (result -22) [ 520.273916][T20522] ldm_validate_partition_table(): Disk read failed. 07:52:57 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x23000000, 0x0) [ 520.295875][T20539] EXT4-fs (loop4): Unsupported filesystem blocksize 0 (1923657432 log_block_size) [ 520.314372][T20528] block nbd0: shutting down sockets [ 520.321222][T20527] block nbd3: shutting down sockets [ 520.330620][T20522] Dev nbd1: unable to read RDB block 0 [ 520.387607][T20522] nbd1: unable to read partition table [ 520.401229][T20522] nbd1: partition table beyond EOD, truncated [ 520.419708][T20528] block nbd0: shutting down sockets 07:52:57 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:52:57 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)) 07:52:57 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x48000000, 0x0) 07:52:57 executing program 1: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x3000000, 0x0) 07:52:57 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x70f000) [ 520.632817][ T1527] block nbd5: Receive control failed (result -22) [ 520.675315][ T2501] block nbd5: Attempted send on invalid socket [ 520.681689][ T2501] block nbd5: shutting down sockets [ 520.703173][T20548] ldm_validate_partition_table(): Disk read failed. [ 520.772046][T20565] EXT4-fs (loop4): Unsupported filesystem blocksize 0 (1923657432 log_block_size) [ 520.795799][ T1527] block nbd3: Receive control failed (result -22) [ 520.812539][T20548] Dev nbd5: unable to read RDB block 0 [ 520.839534][ T1527] block nbd1: Receive control failed (result -22) [ 520.875498][ T1527] block nbd0: Receive control failed (result -22) 07:52:57 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)) [ 520.887740][T20548] nbd5: unable to read partition table [ 520.893739][T20548] nbd5: partition table beyond EOD, truncated [ 520.904301][ T2501] block nbd1: Attempted send on invalid socket [ 520.910794][ T2501] block nbd1: shutting down sockets [ 520.917737][T20560] block nbd0: shutting down sockets [ 520.955702][T20557] block nbd3: shutting down sockets [ 520.956799][T20562] ldm_validate_partition_table(): Disk read failed. 07:52:57 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 521.036619][T20562] Dev nbd1: unable to read RDB block 0 [ 521.041465][T20558] block nbd3: Could not allocate knbd recv work queue. [ 521.052253][T20562] nbd1: unable to read partition table 07:52:57 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x718000) [ 521.083262][T20577] EXT4-fs (loop4): Unsupported filesystem blocksize 0 (1923657432 log_block_size) [ 521.086825][T20562] nbd1: partition table beyond EOD, truncated [ 521.104944][T20546] block nbd5: shutting down sockets [ 521.162487][T20558] block nbd3: shutting down sockets 07:52:58 executing program 4: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)) 07:52:58 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x4c000000, 0x0) 07:52:58 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x30000000, 0x0) 07:52:58 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:52:58 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x510000) [ 521.357268][ T1527] block nbd0: Receive control failed (result -22) [ 521.484477][T20601] EXT4-fs (loop4): Unsupported filesystem blocksize 0 (1923657432 log_block_size) [ 521.491491][T20586] block nbd0: shutting down sockets [ 521.529554][ T1527] block nbd3: Receive control failed (result -22) [ 521.539212][ T1527] block nbd5: Receive control failed (result -22) [ 521.562406][T20595] block nbd3: shutting down sockets [ 521.596654][ T1527] block nbd1: Receive control failed (result -22) [ 521.615212][ T1527] block nbd0: Receive control failed (result -22) [ 521.627135][T20586] block nbd0: shutting down sockets [ 521.629392][ T2500] block nbd5: Attempted send on invalid socket [ 521.638864][ T2500] block nbd5: shutting down sockets [ 521.653092][T20609] block nbd3: Could not allocate knbd recv work queue. [ 521.685742][T20600] block nbd1: shutting down sockets [ 521.696249][T20609] block nbd3: shutting down sockets [ 521.700557][T20598] ldm_validate_partition_table(): Disk read failed. 07:52:58 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:52:58 executing program 4: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 521.761772][T20598] Dev nbd5: unable to read RDB block 0 07:52:58 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x1000000, 0x0) 07:52:58 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x55aaffff, 0x0) 07:52:58 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x760000) [ 521.808707][T20598] nbd5: unable to read partition table [ 521.884664][T20598] nbd5: partition table beyond EOD, truncated [ 521.929547][ T1527] block nbd4: Receive control failed (result -22) [ 522.041437][T20597] block nbd5: shutting down sockets [ 522.084923][ T1527] block nbd3: Receive control failed (result -22) [ 522.101641][ T2500] block nbd4: Attempted send on invalid socket [ 522.104471][ T1527] block nbd0: Receive control failed (result -22) [ 522.108068][ T2500] block nbd4: shutting down sockets [ 522.135785][ T1527] block nbd1: Receive control failed (result -22) [ 522.156135][T20630] block nbd1: shutting down sockets [ 522.178066][T20632] block nbd0: shutting down sockets 07:52:58 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x3f000000, 0x0) 07:52:58 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 522.199931][ T2500] block nbd3: Attempted send on invalid socket [ 522.206469][ T2500] block nbd3: shutting down sockets [ 522.234153][T20620] ldm_validate_partition_table(): Disk read failed. [ 522.269860][T20634] ldm_validate_partition_table(): Disk read failed. 07:52:59 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x1000000, 0x0) [ 522.331637][T20620] Dev nbd4: unable to read RDB block 0 07:52:59 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x807100) [ 522.392784][ T1527] block nbd5: Receive control failed (result -22) [ 522.406930][T20634] Dev nbd3: unable to read RDB block 0 [ 522.428506][ T2500] block nbd5: Attempted send on invalid socket [ 522.434833][ T2500] block nbd5: shutting down sockets [ 522.455221][T20620] nbd4: unable to read partition table [ 522.462941][T20634] nbd3: unable to read partition table [ 522.482755][T20620] nbd4: partition table beyond EOD, truncated [ 522.490108][T20634] nbd3: partition table beyond EOD, truncated [ 522.516427][T20649] ldm_validate_partition_table(): Disk read failed. [ 522.594315][T20649] Dev nbd5: unable to read RDB block 0 [ 522.600352][ T1527] block nbd1: Receive control failed (result -22) [ 522.616416][ T2500] block nbd1: Attempted send on invalid socket [ 522.622627][ T2500] block nbd1: shutting down sockets [ 522.633796][T20628] block nbd3: shutting down sockets [ 522.644837][ T1527] block nbd0: Receive control failed (result -22) [ 522.651502][T20656] ldm_validate_partition_table(): Disk read failed. [ 522.673875][T20656] Dev nbd1: unable to read RDB block 0 [ 522.686299][T20649] nbd5: unable to read partition table 07:52:59 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 522.707946][T20656] nbd1: unable to read partition table [ 522.714126][T20649] nbd5: partition table beyond EOD, truncated [ 522.720806][T20656] nbd1: partition table beyond EOD, truncated [ 522.731281][T20653] block nbd0: shutting down sockets 07:52:59 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:52:59 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x60000000, 0x0) [ 522.819030][ T1527] block nbd0: Receive control failed (result -22) [ 522.879651][ T1527] block nbd5: Receive control failed (result -22) [ 522.898238][T20653] block nbd0: shutting down sockets [ 522.961155][T20664] block nbd5: shutting down sockets 07:52:59 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x960000) 07:52:59 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x0, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 523.041940][ T1527] block nbd3: Receive control failed (result -22) 07:52:59 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:52:59 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x40000000, 0x0) [ 523.138894][ T2500] block nbd3: Attempted send on invalid socket [ 523.145109][ T2500] block nbd3: shutting down sockets [ 523.206493][T20675] ldm_validate_partition_table(): Disk read failed. [ 523.232037][ T1527] block nbd0: Receive control failed (result -22) [ 523.279525][T20677] block nbd0: shutting down sockets [ 523.293724][T20675] Dev nbd3: unable to read RDB block 0 07:53:00 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 523.337774][T20675] nbd3: unable to read partition table [ 523.357433][T20675] nbd3: partition table beyond EOD, truncated [ 523.370086][ T1527] block nbd1: Receive control failed (result -22) [ 523.404892][ T2501] block nbd1: shutting down sockets [ 523.427334][ T2501] print_req_error: 827 callbacks suppressed [ 523.427352][ T2501] blk_update_request: I/O error, dev nbd1, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 523.433337][ T2501] buffer_io_error: 831 callbacks suppressed [ 523.433348][ T2501] Buffer I/O error on dev nbd1, logical block 1, async page read [ 523.434042][ T2501] blk_update_request: I/O error, dev nbd1, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 523.469243][ T1527] block nbd5: Receive control failed (result -22) [ 523.476425][ T2501] Buffer I/O error on dev nbd1, logical block 2, async page read [ 523.484219][ T2501] blk_update_request: I/O error, dev nbd1, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 523.495323][ T2501] Buffer I/O error on dev nbd1, logical block 3, async page read [ 523.504825][ T2500] blk_update_request: I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 523.515795][ T2500] Buffer I/O error on dev nbd1, logical block 0, async page read [ 523.524682][ T2500] blk_update_request: I/O error, dev nbd1, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 523.535836][ T2500] Buffer I/O error on dev nbd1, logical block 1, async page read [ 523.539136][T20687] block nbd5: shutting down sockets [ 523.545762][ T2500] blk_update_request: I/O error, dev nbd1, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 523.560742][ T2500] Buffer I/O error on dev nbd1, logical block 2, async page read 07:53:00 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0xf07000) [ 523.569817][ T2500] blk_update_request: I/O error, dev nbd1, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 523.580750][ T2500] Buffer I/O error on dev nbd1, logical block 3, async page read [ 523.591788][ T2501] blk_update_request: I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 523.604598][ T2501] Buffer I/O error on dev nbd1, logical block 0, async page read [ 523.612684][ T2501] blk_update_request: I/O error, dev nbd1, sector 2 op 0x0:(READ) flags 0x0 phys_seg 3 prio class 0 [ 523.623850][ T2501] Buffer I/O error on dev nbd1, logical block 1, async page read [ 523.631304][T20679] block nbd3: Could not allocate knbd recv work queue. [ 523.631988][ T2501] Buffer I/O error on dev nbd1, logical block 2, async page read [ 523.648116][ T2500] blk_update_request: I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 523.650490][T20697] kvm_hv_set_msr: 220 callbacks suppressed [ 523.650503][T20697] kvm [20689]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000006c data 0x4d00000000f [ 523.669186][T20686] ldm_validate_partition_table(): Disk read failed. [ 523.686538][T20697] kvm [20689]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000003a data 0x4d00000000f [ 523.697567][ T1527] block nbd5: Receive control failed (result -22) [ 523.706511][ T2501] block nbd5: shutting down sockets [ 523.720643][T20691] ldm_validate_partition_table(): Disk read failed. [ 523.727836][T20697] kvm [20689]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000008 data 0x4d00000000f [ 523.756376][T20679] block nbd3: shutting down sockets [ 523.760195][T20691] Dev nbd5: unable to read RDB block 0 [ 523.767672][T20697] kvm [20689]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000040 data 0x4d00000000f [ 523.783451][T20686] Dev nbd1: unable to read RDB block 0 [ 523.789817][T20691] nbd5: unable to read partition table [ 523.789867][T20691] nbd5: partition table beyond EOD, truncated [ 523.839471][T20697] kvm [20689]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000000e data 0x4d00000000f [ 523.858500][T20686] nbd1: unable to read partition table [ 523.864781][T20697] kvm [20689]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000078 data 0x4d00000000f [ 523.878420][ T1527] block nbd0: Receive control failed (result -22) [ 523.879946][T20686] nbd1: partition table beyond EOD, truncated 07:53:00 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x48000000, 0x0) 07:53:00 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:00 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x68000000, 0x0) [ 523.909880][T20697] kvm [20689]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000046 data 0x4d00000000f [ 523.965956][T20697] kvm [20689]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000014 data 0x4d00000000f [ 523.987379][T20705] block nbd0: shutting down sockets [ 524.043750][T20697] kvm [20689]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000007e data 0x4d00000000f [ 524.084950][T20697] kvm [20689]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000004c data 0x4d00000000f 07:53:00 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x60000000, 0x0) [ 524.159557][ T1527] block nbd5: Receive control failed (result -22) 07:53:00 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x1000000) 07:53:00 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 524.226047][T20712] block nbd5: shutting down sockets [ 524.240297][ T1527] block nbd3: Receive control failed (result -22) [ 524.276669][ T2501] block nbd3: shutting down sockets [ 524.340788][T20719] ldm_validate_partition_table(): Disk read failed. [ 524.373161][ T1527] block nbd1: Receive control failed (result -22) 07:53:01 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 524.401223][ T1527] block nbd0: Receive control failed (result -22) [ 524.402623][T20719] Dev nbd3: unable to read RDB block 0 [ 524.491760][ T2500] block nbd1: shutting down sockets [ 524.516905][ T2500] block nbd0: shutting down sockets [ 524.531117][T20719] nbd3: unable to read partition table 07:53:01 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x4c000000, 0x0) [ 524.559153][T20719] nbd3: partition table beyond EOD, truncated [ 524.591358][T20733] ldm_validate_partition_table(): Disk read failed. [ 524.604313][T20727] ldm_validate_partition_table(): Disk read failed. 07:53:01 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 524.635394][T20733] Dev nbd0: unable to read RDB block 0 [ 524.645901][T20727] Dev nbd1: unable to read RDB block 0 [ 524.704298][T20733] nbd0: unable to read partition table [ 524.718489][T20726] block nbd3: Could not allocate knbd recv work queue. [ 524.744694][ T1527] block nbd5: Receive control failed (result -22) [ 524.768222][T20733] nbd0: partition table beyond EOD, truncated [ 524.784943][T20727] nbd1: unable to read partition table [ 524.791655][ T2500] block nbd5: shutting down sockets 07:53:01 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 524.844472][T20727] nbd1: partition table beyond EOD, truncated [ 524.872855][T20726] block nbd3: shutting down sockets [ 524.882417][T20745] ldm_validate_partition_table(): Disk read failed. 07:53:01 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x6c000000, 0x0) [ 524.923494][T20745] Dev nbd5: unable to read RDB block 0 [ 524.991993][T20745] nbd5: unable to read partition table 07:53:01 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:01 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x2000000) [ 525.043669][T20745] nbd5: partition table beyond EOD, truncated 07:53:01 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x0, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 525.138042][ T1527] block nbd3: Receive control failed (result -22) [ 525.171255][T20744] block nbd5: shutting down sockets 07:53:02 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 525.213958][ T1527] block nbd0: Receive control failed (result -22) [ 525.227739][ T2500] find_fallback: 6 callbacks suppressed [ 525.227756][ T2500] block nbd3: Attempted send on invalid socket [ 525.240430][ T2500] block nbd3: shutting down sockets 07:53:02 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x55aaffff, 0x0) [ 525.283676][T20764] block nbd0: shutting down sockets [ 525.339732][T20763] ldm_validate_partition_table(): Disk read failed. [ 525.423761][T20763] Dev nbd3: unable to read RDB block 0 [ 525.493215][T20763] nbd3: unable to read partition table [ 525.510049][ T1527] block nbd1: Receive control failed (result -22) 07:53:02 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 525.537822][T20763] nbd3: partition table beyond EOD, truncated [ 525.575322][ T1527] block nbd5: Receive control failed (result -22) 07:53:02 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x20000000) [ 525.593523][ T2501] block nbd5: Attempted send on invalid socket [ 525.595416][ T2500] block nbd1: Attempted send on invalid socket [ 525.600136][ T2501] block nbd5: shutting down sockets [ 525.606572][ T2500] block nbd1: shutting down sockets 07:53:02 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 525.644217][T20784] ldm_validate_partition_table(): Disk read failed. [ 525.686681][T20779] ldm_validate_partition_table(): Disk read failed. [ 525.717935][T20784] Dev nbd5: unable to read RDB block 0 [ 525.762950][T20771] block nbd3: Could not allocate knbd recv work queue. [ 525.766884][T20784] nbd5: unable to read partition table [ 525.788688][T20779] Dev nbd1: unable to read RDB block 0 [ 525.814008][T20784] nbd5: partition table beyond EOD, truncated [ 525.817804][T20771] block nbd3: shutting down sockets [ 525.830558][ T1527] block nbd0: Receive control failed (result -22) [ 525.851229][T20789] block nbd0: shutting down sockets [ 525.854710][T20779] nbd1: unable to read partition table [ 525.897067][T20779] nbd1: partition table beyond EOD, truncated [ 525.958697][T20789] block nbd0: shutting down sockets 07:53:02 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x74000000, 0x0) 07:53:02 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:02 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x60000000, 0x0) 07:53:02 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x30000000) 07:53:02 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x3000000000000000, 0x0) [ 526.213858][ T1527] block nbd3: Receive control failed (result -22) [ 526.273640][T20808] block nbd3: shutting down sockets 07:53:03 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 526.333466][ T1527] block nbd0: Receive control failed (result -22) [ 526.354600][T20816] block nbd0: shutting down sockets [ 526.374238][T20811] block nbd3: Could not allocate knbd recv work queue. [ 526.395352][ T1527] block nbd5: Receive control failed (result -22) [ 526.412201][T20814] block nbd5: shutting down sockets 07:53:03 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) r3 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 526.436205][T20811] block nbd3: shutting down sockets [ 526.446511][ T1527] block nbd1: Receive control failed (result -22) 07:53:03 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x7a000000, 0x0) [ 526.498956][T20816] block nbd0: shutting down sockets [ 526.531736][ T2500] block nbd1: Attempted send on invalid socket [ 526.538297][ T2500] block nbd1: shutting down sockets [ 526.566820][ T1527] block nbd5: Receive control failed (result -22) [ 526.621298][T20814] block nbd5: shutting down sockets [ 526.630564][T20823] ldm_validate_partition_table(): Disk read failed. 07:53:03 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x40000000) [ 526.702957][ T1527] block nbd3: Receive control failed (result -22) [ 526.736664][T20837] block nbd3: shutting down sockets [ 526.741722][T20823] Dev nbd1: unable to read RDB block 0 07:53:03 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x68000000, 0x0) [ 526.813519][T20823] nbd1: unable to read partition table [ 526.853378][T20823] nbd1: partition table beyond EOD, truncated [ 526.881311][ T1527] block nbd0: Receive control failed (result -22) 07:53:03 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x7e000000, 0x0) [ 526.926582][ T2501] block nbd0: Attempted send on invalid socket [ 526.932856][ T2501] block nbd0: shutting down sockets [ 526.959429][ T1527] block nbd5: Receive control failed (result -22) 07:53:03 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 527.003085][T20846] ldm_validate_partition_table(): Disk read failed. 07:53:03 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 527.058962][ T2501] block nbd5: Attempted send on invalid socket [ 527.065224][ T2501] block nbd5: shutting down sockets [ 527.122231][T20846] Dev nbd0: unable to read RDB block 0 [ 527.144793][T20852] ldm_validate_partition_table(): Disk read failed. 07:53:03 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x3000000000000000, 0x0) [ 527.170938][T20846] nbd0: unable to read partition table [ 527.191869][T20852] Dev nbd5: unable to read RDB block 0 [ 527.207546][T20846] nbd0: partition table beyond EOD, truncated [ 527.220693][T20852] nbd5: unable to read partition table [ 527.248513][T20852] nbd5: partition table beyond EOD, [ 527.248869][ T1527] block nbd3: Receive control failed (result -22) [ 527.261581][T20852] truncated 07:53:04 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x6c000000, 0x0) 07:53:04 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x60000000) 07:53:04 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 527.449595][ T1527] block nbd1: Receive control failed (result -22) [ 527.491888][T20858] block nbd3: shutting down sockets [ 527.556760][ T2500] block nbd1: Attempted send on invalid socket [ 527.563033][ T2500] block nbd1: shutting down sockets 07:53:04 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 527.620312][ T1527] block nbd5: Receive control failed (result -22) [ 527.624770][T20871] ldm_validate_partition_table(): Disk read failed. [ 527.651454][T20871] Dev nbd1: unable to read RDB block 0 [ 527.673474][T20877] block nbd5: shutting down sockets [ 527.689667][ T1527] block nbd0: Receive control failed (result -22) 07:53:04 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xf0ffffff, 0x0) [ 527.720934][ T2501] block nbd0: Attempted send on invalid socket [ 527.727353][ T2501] block nbd0: shutting down sockets [ 527.730393][T20871] nbd1: unable to read partition table [ 527.757414][T20871] nbd1: partition table beyond EOD, truncated [ 527.801780][T20880] ldm_validate_partition_table(): Disk read failed. 07:53:04 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x74000000, 0x0) 07:53:04 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 527.889553][T20880] Dev nbd0: unable to read RDB block 0 07:53:04 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 527.958808][T20880] nbd0: unable to read partition table [ 527.992043][T20880] nbd0: partition table beyond EOD, truncated [ 528.046605][ T1527] block nbd3: Receive control failed (result -22) [ 528.099662][ T1527] block nbd5: Receive control failed (result -22) [ 528.115811][T20898] block nbd5: shutting down sockets [ 528.130701][ T2500] block nbd3: Attempted send on invalid socket [ 528.137309][ T2500] block nbd3: shutting down sockets 07:53:04 executing program 1: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 528.150991][ T1527] block nbd0: Receive control failed (result -22) [ 528.163494][T20875] block nbd0: shutting down sockets [ 528.196642][T20896] ldm_validate_partition_table(): Disk read failed. [ 528.253218][ T1527] block nbd5: Receive control failed (result -22) [ 528.266766][T20896] Dev nbd3: unable to read RDB block 0 07:53:05 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x7e000000) 07:53:05 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 528.315333][T20909] block nbd5: shutting down sockets [ 528.321420][T20896] nbd3: unable to read partition table [ 528.345046][T20896] nbd3: partition table beyond EOD, truncated 07:53:05 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x7a000000, 0x0) [ 528.439915][T20908] block nbd3: Could not allocate knbd recv work queue. [ 528.455994][T20908] block nbd3: shutting down sockets [ 528.482996][ T1527] block nbd1: Receive control failed (result -22) [ 528.521096][T20916] block nbd1: shutting down sockets 07:53:05 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 528.594971][ T1527] block nbd0: Receive control failed (result -22) 07:53:05 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xf5ffffff, 0x0) [ 528.659404][ T2501] block nbd0: Attempted send on invalid socket [ 528.666620][ T2501] block nbd0: shutting down sockets [ 528.671869][ T2501] print_req_error: 887 callbacks suppressed [ 528.671885][ T2501] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 528.689103][ T2501] buffer_io_error: 889 callbacks suppressed [ 528.689112][ T2501] Buffer I/O error on dev nbd0, logical block 0, async page read [ 528.709637][ T2501] blk_update_request: I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 528.720650][ T2501] Buffer I/O error on dev nbd0, logical block 1, async page read [ 528.728726][ T1527] block nbd5: Receive control failed (result -22) [ 528.737067][ T2500] blk_update_request: I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 528.748286][ T2500] Buffer I/O error on dev nbd0, logical block 2, async page read [ 528.756412][ T2501] blk_update_request: I/O error, dev nbd0, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 528.767312][ T2501] Buffer I/O error on dev nbd0, logical block 3, async page read [ 528.794240][ T2501] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 07:53:05 executing program 1: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(0x0, 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x0, 0x7aec, 0x80000000}, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 528.805243][ T2501] Buffer I/O error on dev nbd0, logical block 0, async page read [ 528.813504][T20932] block nbd5: shutting down sockets [ 528.819573][ T2500] blk_update_request: I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 528.830915][ T2500] Buffer I/O error on dev nbd0, logical block 1, async page read [ 528.838801][ T2500] blk_update_request: I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x0 phys_seg 2 prio class 0 [ 528.850762][ T2500] Buffer I/O error on dev nbd0, logical block 2, async page read 07:53:05 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:05 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 528.858614][ T2500] Buffer I/O error on dev nbd0, logical block 3, async page read [ 528.869814][ T2501] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 528.880743][ T2501] Buffer I/O error on dev nbd0, logical block 0, async page read [ 528.888733][ T2501] blk_update_request: I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 3 prio class 0 [ 528.899775][ T2501] Buffer I/O error on dev nbd0, logical block 1, async page read [ 528.908693][ T2500] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 528.931903][T20927] ldm_validate_partition_table(): Disk read failed. [ 528.945687][ T1527] block nbd5: Receive control failed (result -22) [ 528.961574][ T1527] block nbd3: Receive control failed (result -22) [ 528.981207][ T2501] block nbd5: shutting down sockets [ 528.989229][T20943] block nbd3: shutting down sockets [ 529.007008][T20927] Dev nbd0: unable to read RDB block 0 [ 529.034190][T20939] ldm_validate_partition_table(): Disk read failed. [ 529.054440][ T1527] block nbd1: Receive control failed (result -22) [ 529.097179][T20927] nbd0: unable to read partition table [ 529.119933][T20943] block nbd3: shutting down sockets [ 529.137348][T20939] Dev nbd5: unable to read RDB block 0 [ 529.176066][T20927] nbd0: partition table beyond EOD, truncated [ 529.187585][T20939] nbd5: unable to read partition table [ 529.205857][T20939] nbd5: partition table beyond EOD, truncated [ 529.208084][ T2500] block nbd1: shutting down sockets 07:53:06 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xf6ffffff, 0x0) [ 529.278026][T20952] ldm_validate_partition_table(): Disk read failed. [ 529.310313][ T1527] block nbd0: Receive control failed (result -22) 07:53:06 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x7e000000, 0x0) 07:53:06 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 529.324949][ T2501] block nbd0: shutting down sockets [ 529.344800][T20935] ldm_validate_partition_table(): Disk read failed. [ 529.387956][T20935] Dev nbd0: unable to read RDB block 0 [ 529.393997][T20952] Dev nbd1: unable to read RDB block 0 [ 529.402263][T20935] nbd0: unable to read partition table [ 529.427522][ T1527] block nbd3: Receive control failed (result -22) 07:53:06 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 529.435801][T20935] nbd0: partition table beyond EOD, truncated [ 529.449768][T20952] nbd1: unable to read partition table [ 529.473981][T20952] nbd1: partition table beyond EOD, truncated [ 529.505428][ T2500] block nbd3: shutting down sockets [ 529.515225][T20967] block nbd5: shutting down sockets [ 529.553590][T20965] ldm_validate_partition_table(): Disk read failed. 07:53:06 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0xe00f0000) [ 529.635465][T20965] Dev nbd3: unable to read RDB block 0 [ 529.657229][T20967] block nbd5: shutting down sockets [ 529.659226][T20965] nbd3: unable to read partition table 07:53:06 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x7e000000) [ 529.710797][T20965] nbd3: partition table beyond EOD, truncated 07:53:06 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xf0ffffff, 0x0) 07:53:06 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:06 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 529.811456][ T1527] block nbd0: Receive control failed (result -22) [ 529.834324][T20979] block nbd0: shutting down sockets 07:53:06 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xff0f0000, 0x0) [ 529.939487][T20979] block nbd0: shutting down sockets 07:53:06 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0xf0ffffff) [ 530.042238][ T1527] block nbd1: Receive control failed (result -22) [ 530.119153][ T1527] block nbd5: Receive control failed (result -22) [ 530.146274][ T2500] block nbd1: shutting down sockets [ 530.160006][ T1527] block nbd3: Receive control failed (result -22) [ 530.179196][T20987] block nbd5: shutting down sockets [ 530.201548][T20990] ldm_validate_partition_table(): Disk read failed. [ 530.203703][T20996] block nbd3: shutting down sockets [ 530.264172][T20990] Dev nbd1: unable to read RDB block 0 [ 530.279092][T20996] block nbd3: shutting down sockets [ 530.303167][T20990] nbd1: unable to read partition table 07:53:07 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:07 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 530.325786][T20990] nbd1: partition table beyond EOD, truncated [ 530.333047][ T1527] block nbd5: Receive control failed (result -22) [ 530.335523][T13560] block nbd0: Receive control failed (result -22) [ 530.371575][T21002] block nbd5: shutting down sockets [ 530.379356][T21010] block nbd0: shutting down sockets 07:53:07 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xff600000, 0x0) 07:53:07 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xf5ffffff, 0x0) 07:53:07 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x7e000000) 07:53:07 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0xff600000) [ 530.658556][T21022] kvm_hv_set_msr: 579 callbacks suppressed [ 530.658571][T21022] kvm [21020]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000006c data 0x4d00000000f [ 530.681709][T13560] block nbd3: Receive control failed (result -22) [ 530.715385][T13560] block nbd5: Receive control failed (result -22) [ 530.742128][ T2501] find_fallback: 5 callbacks suppressed [ 530.742146][ T2501] block nbd3: Attempted send on invalid socket [ 530.753742][ T2500] block nbd5: Attempted send on invalid socket 07:53:07 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 530.755362][ T2501] block nbd3: shutting down sockets [ 530.767331][ T2500] block nbd5: shutting down sockets [ 530.783256][T21028] ldm_validate_partition_table(): Disk read failed. [ 530.797094][T21022] kvm [21020]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000003a data 0x4d00000000f [ 530.807141][T21030] ldm_validate_partition_table(): Disk read failed. [ 530.843323][T21030] Dev nbd5: unable to read RDB block 0 [ 530.849405][T13560] block nbd1: Receive control failed (result -22) [ 530.849777][T21028] Dev nbd3: unable to read RDB block 0 [ 530.890492][T21030] nbd5: unable to read partition table [ 530.898519][T21022] kvm [21020]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000008 data 0x4d00000000f [ 530.912450][T21028] nbd3: unable to read partition table [ 530.915057][T21030] nbd5: partition table beyond EOD, truncated [ 530.922513][ T2501] block nbd1: Attempted send on invalid socket [ 530.930912][ T2501] block nbd1: shutting down sockets [ 530.944573][T13560] block nbd0: Receive control failed (result -22) [ 530.953056][T21028] nbd3: partition table beyond EOD, truncated [ 530.956779][T21034] ldm_validate_partition_table(): Disk read failed. [ 531.006656][T21022] kvm [21020]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000040 data 0x4d00000000f [ 531.008139][T21034] Dev nbd1: unable to read RDB block 0 [ 531.044595][T21022] kvm [21020]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000000e data 0x4d00000000f [ 531.059289][T21036] block nbd3: Could not allocate knbd recv work queue. [ 531.062209][T21034] nbd1: unable to read partition table [ 531.074459][T21034] nbd1: partition table beyond EOD, truncated [ 531.083646][T21038] block nbd0: shutting down sockets [ 531.097807][T13560] block nbd5: Receive control failed (result -22) [ 531.108509][T21022] kvm [21020]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000078 data 0x4d00000000f [ 531.116924][T21036] block nbd3: shutting down sockets [ 531.138109][T21047] block nbd5: shutting down sockets 07:53:07 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 531.154251][T21022] kvm [21020]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000046 data 0x4d00000000f 07:53:07 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xfffbffff, 0x0) [ 531.199700][T13560] block nbd0: Receive control failed (result -22) [ 531.203337][T21022] kvm [21020]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000014 data 0x4d00000000f [ 531.218186][T21038] block nbd0: shutting down sockets 07:53:08 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xf6ffffff, 0x0) 07:53:08 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0xfffffff0) 07:53:08 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x5100, 0x0) 07:53:08 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 531.473709][T13560] block nbd3: Receive control failed (result -22) [ 531.492147][ T2501] block nbd3: Attempted send on invalid socket [ 531.498429][ T2501] block nbd3: shutting down sockets 07:53:08 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 531.551079][T13560] block nbd0: Receive control failed (result -22) [ 531.569446][T21060] ldm_validate_partition_table(): Disk read failed. [ 531.578642][T13560] block nbd5: Receive control failed (result -22) [ 531.619319][T21061] block nbd5: shutting down sockets [ 531.626755][T21060] Dev nbd3: unable to read RDB block 0 [ 531.634150][T21064] block nbd0: shutting down sockets [ 531.676074][T21060] nbd3: unable to read partition table [ 531.712944][T21060] nbd3: partition table beyond EOD, truncated [ 531.719138][T13560] block nbd1: Receive control failed (result -22) [ 531.732055][T21064] block nbd0: shutting down sockets [ 531.746319][T21069] block nbd1: shutting down sockets [ 531.817860][T21080] kvm [21077]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000006c data 0x4d00000000f 07:53:08 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xff0f0000, 0x0) 07:53:08 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x400000000000) 07:53:08 executing program 1: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x3000, 0x0) 07:53:08 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:08 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xffff0000, 0x0) [ 531.894279][T21080] kvm [21077]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000003a data 0x4d00000000f 07:53:08 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 532.152877][T13560] block nbd5: Receive control failed (result -22) [ 532.218679][T13560] block nbd1: Receive control failed (result -22) [ 532.222276][ T2500] block nbd5: Attempted send on invalid socket [ 532.231814][ T2500] block nbd5: shutting down sockets [ 532.243802][T13560] block nbd0: Receive control failed (result -22) [ 532.261899][T13560] block nbd3: Receive control failed (result -22) 07:53:09 executing program 2: openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r0, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r0, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r0, 0xae80, 0x0) [ 532.277285][T21098] ldm_validate_partition_table(): Disk read failed. [ 532.284816][T21097] block nbd0: shutting down sockets [ 532.328516][T21098] Dev nbd5: unable to read RDB block 0 [ 532.345833][T21094] block nbd1: shutting down sockets [ 532.382053][ T2501] block nbd3: Attempted send on invalid socket [ 532.388705][ T2501] block nbd3: shutting down sockets 07:53:09 executing program 2: openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r0, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r0, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r0, 0xae80, 0x0) [ 532.432171][T21103] ldm_validate_partition_table(): Disk read failed. [ 532.466476][T21097] block nbd0: shutting down sockets 07:53:09 executing program 1: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x2300, 0x0) [ 532.504273][T21098] nbd5: unable to read partition table [ 532.528185][T21103] Dev nbd3: unable to read RDB block 0 [ 532.536977][T21098] nbd5: partition table beyond EOD, truncated 07:53:09 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) 07:53:09 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x510000000000) [ 532.578105][T21103] nbd3: unable to read partition table [ 532.604408][T21103] nbd3: partition table beyond EOD, truncated [ 532.671324][T13560] block nbd5: Receive control failed (result -22) [ 532.699368][T21111] block nbd3: Could not allocate knbd recv work queue. [ 532.728131][T21111] block nbd3: shutting down sockets [ 532.732470][T21090] block nbd5: shutting down sockets [ 532.753144][T13560] block nbd1: Receive control failed (result -22) [ 532.796232][ T2501] block nbd1: Attempted send on invalid socket [ 532.802488][ T2501] block nbd1: shutting down sockets 07:53:09 executing program 2: openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r0, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r0, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r0, 0xae80, 0x0) [ 532.850806][T21121] ldm_validate_partition_table(): Disk read failed. [ 532.880870][T13560] block nbd0: Receive control failed (result -22) [ 532.917244][T21121] Dev nbd1: unable to read RDB block 0 [ 532.917494][ T2500] block nbd0: Attempted send on invalid socket [ 532.929083][ T2500] block nbd0: shutting down sockets 07:53:09 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xff600000, 0x0) 07:53:09 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xffffaa55, 0x0) 07:53:09 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 532.966720][T21121] nbd1: unable to read partition table [ 532.980735][T21133] ldm_validate_partition_table(): Disk read failed. [ 532.990610][T21121] nbd1: partition table beyond EOD, truncated [ 533.053941][T21133] Dev nbd0: unable to read RDB block 0 07:53:09 executing program 2: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r0, 0xae60) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r1, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 533.120626][T21133] nbd0: unable to read partition table [ 533.140610][T13560] block nbd3: Receive control failed (result -22) [ 533.155019][T21133] nbd0: partition table beyond EOD, truncated [ 533.214548][T21141] block nbd3: shutting down sockets 07:53:10 executing program 1: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xff0f0000, 0x0) [ 533.260736][T21131] block nbd0: shutting down sockets [ 533.261729][T21141] block nbd3: shutting down sockets 07:53:10 executing program 2: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r0, 0xae60) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r1, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 533.318551][T13560] block nbd5: Receive control failed (result -22) [ 533.336531][T21145] block nbd5: shutting down sockets 07:53:10 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) 07:53:10 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x60ffffffffff) 07:53:10 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xfffffbff, 0x0) [ 533.446871][T21145] block nbd5: shutting down sockets [ 533.492601][T13560] block nbd1: Receive control failed (result -22) 07:53:10 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xfffbffff, 0x0) [ 533.570483][ T2500] block nbd1: Attempted send on invalid socket [ 533.576772][ T2500] block nbd1: shutting down sockets [ 533.670980][T13560] block nbd3: Receive control failed (result -22) [ 533.678649][ T2500] print_req_error: 855 callbacks suppressed [ 533.678666][ T2500] blk_update_request: I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 533.697609][ T2500] buffer_io_error: 858 callbacks suppressed [ 533.697620][ T2500] Buffer I/O error on dev nbd1, logical block 0, async page read 07:53:10 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 533.713072][ T2501] blk_update_request: I/O error, dev nbd1, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 533.723966][ T2501] Buffer I/O error on dev nbd1, logical block 1, async page read [ 533.747222][ T2501] blk_update_request: I/O error, dev nbd1, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 533.758129][ T2501] Buffer I/O error on dev nbd1, logical block 2, async page read [ 533.766408][ T2500] blk_update_request: I/O error, dev nbd1, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 533.777372][ T2500] Buffer I/O error on dev nbd1, logical block 3, async page read [ 533.798877][T21157] ldm_validate_partition_table(): Disk read failed. [ 533.810710][T13560] block nbd0: Receive control failed (result -22) [ 533.824648][T21170] block nbd3: shutting down sockets [ 533.857599][ T2500] blk_update_request: I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 533.868849][ T2500] Buffer I/O error on dev nbd1, logical block 0, async page read [ 533.873522][T13560] block nbd5: Receive control failed (result -22) [ 533.884546][ T2501] blk_update_request: I/O error, dev nbd1, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 533.890669][ T2500] block nbd5: Attempted send on invalid socket [ 533.895422][ T2501] Buffer I/O error on dev nbd1, logical block 1, async page read [ 533.901508][ T2500] block nbd5: shutting down sockets [ 533.914981][ T2500] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 533.915294][ T2501] blk_update_request: I/O error, dev nbd1, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 533.925819][ T2500] Buffer I/O error on dev nbd5, logical block 0, async page read [ 533.934184][ T2500] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 07:53:10 executing program 2: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r0, 0xae60) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r1, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 533.936750][ T2501] Buffer I/O error on dev nbd1, logical block 2, async page read [ 533.944388][ T2500] Buffer I/O error on dev nbd5, logical block 1, async page read [ 533.944889][ T2500] blk_update_request: I/O error, dev nbd5, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 533.955929][ T2501] Buffer I/O error on dev nbd1, logical block 3, async page read [ 533.973343][T21184] ldm_validate_partition_table(): Disk read failed. [ 533.989154][T21157] Dev nbd1: unable to read RDB block 0 [ 533.996744][T21184] Dev nbd5: unable to read RDB block 0 [ 534.007975][T21168] block nbd0: shutting down sockets [ 534.050683][T21157] nbd1: unable to read partition table [ 534.051653][T21184] nbd5: unable to read partition table [ 534.077700][T21157] nbd1: partition table beyond EOD, truncated [ 534.096031][T21184] nbd5: partition table beyond EOD, truncated [ 534.123424][T21168] block nbd0: shutting down sockets 07:53:10 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:10 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xfffffff0, 0x0) 07:53:11 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x760000000000) [ 534.222349][T21182] block nbd5: shutting down sockets 07:53:11 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:11 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:11 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xffff0000, 0x0) [ 534.480659][T13560] block nbd3: Receive control failed (result -22) [ 534.482882][T13560] block nbd0: Receive control failed (result -22) [ 534.523169][T21198] block nbd0: shutting down sockets [ 534.552451][T13560] block nbd1: Receive control failed (result -22) [ 534.560150][T21196] block nbd3: shutting down sockets 07:53:11 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 534.604731][T21198] block nbd0: shutting down sockets 07:53:11 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 534.640381][T21196] block nbd3: shutting down sockets [ 534.647952][ T2500] block nbd1: shutting down sockets [ 534.681039][T13560] block nbd5: Receive control failed (result -22) [ 534.702468][T21208] ldm_validate_partition_table(): Disk read failed. 07:53:11 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x7fffffffefff) [ 534.740170][ T2500] block nbd5: shutting down sockets 07:53:11 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xfffffff5, 0x0) [ 534.786342][T21208] Dev nbd1: unable to read RDB block 0 [ 534.803633][T21218] ldm_validate_partition_table(): Disk read failed. [ 534.852385][T21208] nbd1: unable to read partition table 07:53:11 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 534.918189][T21218] Dev nbd5: unable to read RDB block 0 [ 534.926877][T21208] nbd1: partition table beyond EOD, truncated [ 534.951927][T13560] block nbd0: Receive control failed (result -22) [ 534.957665][T21218] nbd5: unable to read partition table 07:53:11 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 534.993630][T21218] nbd5: partition table beyond EOD, truncated [ 534.998380][T13560] block nbd3: Receive control failed (result -22) [ 535.025222][ T2501] block nbd3: shutting down sockets [ 535.045139][T21230] block nbd0: shutting down sockets [ 535.103353][T21233] ldm_validate_partition_table(): Disk read failed. [ 535.160698][T21230] block nbd0: shutting down sockets [ 535.172564][T21233] Dev nbd3: unable to read RDB block 0 [ 535.186918][T21224] block nbd5: Could not allocate knbd recv work queue. 07:53:11 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x2000000, 0x0) 07:53:11 executing program 2: openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r0, 0xae60) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r1, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 535.211539][T21224] block nbd5: shutting down sockets [ 535.213521][T21233] nbd3: unable to read partition table [ 535.256087][T21233] nbd3: partition table beyond EOD, truncated 07:53:12 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x960000000000) [ 535.364692][T21238] block nbd3: Could not allocate knbd recv work queue. 07:53:12 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xffffaa55, 0x0) [ 535.405402][T13560] block nbd1: Receive control failed (result -22) [ 535.444315][ T2501] block nbd1: shutting down sockets [ 535.451411][T21238] block nbd3: shutting down sockets 07:53:12 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 535.490436][T21250] ldm_validate_partition_table(): Disk read failed. 07:53:12 executing program 2: openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r0, 0xae60) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r1, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 535.558119][T21250] Dev nbd1: unable to read RDB block 0 [ 535.586618][T13560] block nbd0: Receive control failed (result -22) [ 535.601370][ T2501] block nbd0: shutting down sockets 07:53:12 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xfffffff6, 0x0) [ 535.620831][T21250] nbd1: unable to read partition table [ 535.647700][T21260] ldm_validate_partition_table(): Disk read failed. [ 535.659605][T21250] nbd1: partition table beyond EOD, truncated [ 535.700955][T13560] block nbd5: Receive control failed (result -22) [ 535.715052][T21260] Dev nbd0: unable to read RDB block 0 [ 535.772905][T21260] nbd0: unable to read partition table [ 535.803370][T21262] block nbd5: shutting down sockets [ 535.825874][T13560] block nbd3: Receive control failed (result -22) [ 535.828026][T21260] nbd0: partition table beyond EOD, truncated [ 535.860060][ T2501] find_fallback: 5 callbacks suppressed [ 535.860076][ T2501] block nbd3: Attempted send on invalid socket 07:53:12 executing program 2: openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r0, 0xae60) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r1, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 535.872001][ T2501] block nbd3: shutting down sockets 07:53:12 executing program 1: socket$inet(0x2, 0x4000000000000001, 0x0) removexattr(0x0, 0x0) setsockopt$rose(0xffffffffffffffff, 0x104, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r4 = dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x0, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, &(0x7f0000000140)={r5, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 535.921675][T21275] ldm_validate_partition_table(): Disk read failed. 07:53:12 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xfffffbff, 0x0) [ 536.006337][T21275] Dev nbd3: unable to read RDB block 0 07:53:12 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:12 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x80710000000000) 07:53:12 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 536.061586][T21275] nbd3: unable to read partition table [ 536.084164][T21275] nbd3: partition table beyond EOD, truncated [ 536.177912][T21272] block nbd3: shutting down sockets [ 536.214191][T13560] block nbd5: Receive control failed (result -22) [ 536.236085][T21287] block nbd5: shutting down sockets [ 536.245543][T13560] block nbd1: Receive control failed (result -22) [ 536.294515][T13560] block nbd0: Receive control failed (result -22) [ 536.311260][ T2501] block nbd0: Attempted send on invalid socket [ 536.314146][T21284] block nbd1: shutting down sockets [ 536.317673][ T2501] block nbd0: shutting down sockets 07:53:13 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x400000000000, 0x0) [ 536.378327][T21296] ldm_validate_partition_table(): Disk read failed. [ 536.434217][T13560] block nbd5: Receive control failed (result -22) [ 536.441779][T21296] Dev nbd0: unable to read RDB block 0 07:53:13 executing program 1: socket$inet(0x2, 0x4000000000000001, 0x0) removexattr(0x0, 0x0) setsockopt$rose(0xffffffffffffffff, 0x104, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r4 = dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x0, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, &(0x7f0000000140)={r5, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:13 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 536.536876][T21300] block nbd5: shutting down sockets [ 536.553720][T21296] nbd0: unable to read partition table 07:53:13 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 536.606354][T21296] nbd0: partition table beyond EOD, truncated [ 536.608230][T13560] block nbd3: Receive control failed (result -22) [ 536.646669][T21310] block nbd3: shutting down sockets 07:53:13 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xfffffff0, 0x0) [ 536.726845][T21289] block nbd0: shutting down sockets 07:53:13 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 536.858459][T13560] block nbd1: Receive control failed (result -22) 07:53:13 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x510000000000, 0x0) 07:53:13 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0xf0700000000000) [ 536.909406][T13560] block nbd5: Receive control failed (result -22) [ 536.960798][ T2501] block nbd5: Attempted send on invalid socket [ 536.963852][ T2500] block nbd1: Attempted send on invalid socket [ 536.967140][ T2501] block nbd5: shutting down sockets [ 536.973258][ T2500] block nbd1: shutting down sockets [ 537.051531][T21330] ldm_validate_partition_table(): Disk read failed. [ 537.076026][T21322] ldm_validate_partition_table(): Disk read failed. [ 537.124164][T21330] Dev nbd5: unable to read RDB block 0 [ 537.157828][T21322] Dev nbd1: unable to read RDB block 0 [ 537.166184][T21330] nbd5: unable to read partition table 07:53:13 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 537.172163][T21330] nbd5: partition table beyond EOD, truncated [ 537.211353][T13560] block nbd3: Receive control failed (result -22) [ 537.218623][T21322] nbd1: unable to read partition table [ 537.246081][T21322] nbd1: partition table beyond EOD, truncated [ 537.277827][ T2500] block nbd3: Attempted send on invalid socket [ 537.284038][ T2500] block nbd3: shutting down sockets [ 537.321386][T13560] block nbd0: Receive control failed (result -22) [ 537.344487][T21341] ldm_validate_partition_table(): Disk read failed. 07:53:14 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, 0x0}], 0x1, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 537.389436][ T2500] block nbd0: Attempted send on invalid socket [ 537.395706][ T2500] block nbd0: shutting down sockets [ 537.459633][T21341] Dev nbd3: unable to read RDB block 0 [ 537.466654][T21343] ldm_validate_partition_table(): Disk read failed. [ 537.488544][T13560] block nbd5: Receive control failed (result -22) 07:53:14 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x600, 0x0) [ 537.528731][T21341] nbd3: unable to read partition table [ 537.551034][T21343] Dev nbd0: unable to read RDB block 0 [ 537.561133][T21335] block nbd5: shutting down sockets 07:53:14 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 537.594668][T21341] nbd3: partition table beyond EOD, truncated [ 537.616949][T21343] nbd0: unable to read partition table [ 537.646500][T21343] nbd0: partition table beyond EOD, truncated [ 537.689129][T21348] block nbd3: Could not allocate knbd recv work queue. 07:53:14 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xfffffff5, 0x0) [ 537.753309][T21348] block nbd3: shutting down sockets [ 537.771385][T13560] block nbd1: Receive control failed (result -22) [ 537.821293][ T2501] block nbd1: Attempted send on invalid socket [ 537.827648][ T2501] block nbd1: shutting down sockets [ 537.834582][T13560] block nbd0: Receive control failed (result -22) [ 537.844078][T21342] block nbd0: shutting down sockets 07:53:14 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, 0x0}], 0x1, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:14 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x60ffffffffff, 0x0) [ 537.961175][T21357] ldm_validate_partition_table(): Disk read failed. [ 537.995143][T13560] block nbd5: Receive control failed (result -22) 07:53:14 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x100000000000000) [ 538.034885][T21357] Dev nbd1: unable to read RDB block 0 [ 538.110338][T21368] block nbd5: shutting down sockets [ 538.113880][T21357] nbd1: unable to read partition table [ 538.147271][T21357] nbd1: partition table beyond EOD, truncated 07:53:15 executing program 4: openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r0, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r0, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r0, 0xae80, 0x0) [ 538.221691][T21368] block nbd5: shutting down sockets [ 538.280538][T13560] block nbd0: Receive control failed (result -22) [ 538.290380][T13560] block nbd3: Receive control failed (result -22) [ 538.328783][ T2501] block nbd0: Attempted send on invalid socket [ 538.335051][ T2501] block nbd0: shutting down sockets [ 538.371463][ T2500] block nbd3: Attempted send on invalid socket [ 538.377802][ T2500] block nbd3: shutting down sockets [ 538.402653][T21382] ldm_validate_partition_table(): Disk read failed. 07:53:15 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x600, 0x0) 07:53:15 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xfffffff6, 0x0) [ 538.442574][T21378] ldm_validate_partition_table(): Disk read failed. [ 538.482283][T21378] Dev nbd3: unable to read RDB block 0 [ 538.498523][T21382] Dev nbd0: unable to read RDB block 0 07:53:15 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, 0x0}], 0x1, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 538.551643][T21378] nbd3: unable to read partition table [ 538.583079][T21382] nbd0: unable to read partition table 07:53:15 executing program 4: openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r0, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r0, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r0, 0xae80, 0x0) [ 538.609770][T21378] nbd3: partition table beyond EOD, truncated [ 538.619365][T21382] nbd0: partition table beyond EOD, truncated [ 538.718642][T13560] block nbd5: Receive control failed (result -22) [ 538.754845][ T2501] block nbd5: Attempted send on invalid socket [ 538.762211][ T2501] block nbd5: shutting down sockets [ 538.767761][ T2501] print_req_error: 922 callbacks suppressed [ 538.767775][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 538.785188][ T2501] buffer_io_error: 922 callbacks suppressed [ 538.785199][ T2501] Buffer I/O error on dev nbd5, logical block 0, async page read [ 538.801371][ T2501] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 538.812345][ T2501] Buffer I/O error on dev nbd5, logical block 1, async page read [ 538.822009][ T2501] blk_update_request: I/O error, dev nbd5, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 538.833019][ T2501] Buffer I/O error on dev nbd5, logical block 2, async page read [ 538.841066][ T2501] blk_update_request: I/O error, dev nbd5, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 538.851949][ T2501] Buffer I/O error on dev nbd5, logical block 3, async page read [ 538.860009][T13560] block nbd1: Receive control failed (result -22) [ 538.868254][ T2500] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 538.880070][ T2500] Buffer I/O error on dev nbd5, logical block 0, async page read [ 538.889347][ T2500] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 538.900392][ T2500] Buffer I/O error on dev nbd5, logical block 1, async page read [ 538.909598][ T2500] blk_update_request: I/O error, dev nbd5, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 538.912906][T21389] block nbd3: Could not allocate knbd recv work queue. [ 538.920534][ T2500] Buffer I/O error on dev nbd5, logical block 2, async page read [ 538.935172][ T2500] blk_update_request: I/O error, dev nbd5, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 538.946018][ T2500] Buffer I/O error on dev nbd5, logical block 3, async page read [ 538.956623][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 07:53:15 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x200000000000000) [ 538.967546][ T2501] Buffer I/O error on dev nbd5, logical block 0, async page read [ 538.976530][T21389] block nbd3: shutting down sockets [ 538.986151][ T2501] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 538.997150][ T2501] Buffer I/O error on dev nbd5, logical block 1, async page read [ 539.028190][T21399] ldm_validate_partition_table(): Disk read failed. [ 539.046038][T21395] block nbd1: shutting down sockets 07:53:15 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:15 executing program 4: openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) r0 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r0, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r0, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r0, 0xae80, 0x0) [ 539.096207][T21399] Dev nbd5: unable to read RDB block 0 07:53:15 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x760000000000, 0x0) [ 539.157391][T21399] nbd5: unable to read partition table [ 539.191669][T21399] nbd5: partition table beyond EOD, truncated [ 539.193026][T13560] block nbd0: Receive control failed (result -22) [ 539.228523][ T2501] block nbd0: shutting down sockets 07:53:16 executing program 1: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x7e, 0x0) [ 539.348666][T21414] ldm_validate_partition_table(): Disk read failed. [ 539.400992][T13560] block nbd5: Receive control failed (result -22) [ 539.429948][T21403] block nbd5: shutting down sockets [ 539.460374][T21414] Dev nbd0: unable to read RDB block 0 [ 539.490593][T13560] block nbd1: Receive control failed (result -22) 07:53:16 executing program 4: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r0, 0xae60) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r1, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 539.525335][T13560] block nbd3: Receive control failed (result -22) [ 539.532764][T21414] nbd0: unable to read partition table 07:53:16 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x400000000000, 0x0) [ 539.574931][T21422] block nbd3: shutting down sockets [ 539.583394][ T2500] block nbd1: shutting down sockets [ 539.613490][T21414] nbd0: partition table beyond EOD, truncated [ 539.639701][T21430] ldm_validate_partition_table(): Disk read failed. 07:53:16 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 539.680558][T21422] block nbd3: shutting down sockets [ 539.700872][T21430] Dev nbd1: unable to read RDB block 0 [ 539.753050][T21430] nbd1: unable to read partition table [ 539.778884][T21412] block nbd0: shutting down sockets [ 539.796312][T21430] nbd1: partition table beyond EOD, truncated [ 539.799495][T13560] block nbd5: Receive control failed (result -22) [ 539.829002][ T2501] block nbd5: shutting down sockets 07:53:16 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x7fffffffefff, 0x0) 07:53:16 executing program 4: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r0, 0xae60) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r1, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 539.868388][T21442] ldm_validate_partition_table(): Disk read failed. [ 539.917921][T21442] Dev nbd5: unable to read RDB block 0 [ 539.948069][T21442] nbd5: unable to read partition table 07:53:16 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x2000000000000000) [ 539.983976][T21442] nbd5: partition table beyond EOD, truncated 07:53:16 executing program 1: socket$inet(0x2, 0x4000000000000001, 0x0) removexattr(0x0, 0x0) setsockopt$rose(0xffffffffffffffff, 0x104, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r4 = dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(0xffffffffffffffff, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, &(0x7f0000000140)={r5, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:16 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 540.040527][T13560] block nbd3: Receive control failed (result -22) [ 540.052800][T21451] block nbd3: shutting down sockets [ 540.117433][T21452] block nbd3: Could not allocate knbd recv work queue. [ 540.153903][T21452] block nbd3: shutting down sockets [ 540.159695][T13560] block nbd5: Receive control failed (result -22) [ 540.180694][T21458] block nbd5: shutting down sockets 07:53:17 executing program 4: r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r0, 0xae60) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r1, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r1, 0xae80, 0x0) 07:53:17 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x960000000000, 0x0) [ 540.303306][T13560] block nbd0: Receive control failed (result -22) [ 540.341534][T13560] block nbd1: Receive control failed (result -22) 07:53:17 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x510000000000, 0x0) [ 540.357060][T21464] block nbd1: shutting down sockets [ 540.412286][T21466] block nbd0: shutting down sockets 07:53:17 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040), 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 540.478644][T21466] block nbd0: shutting down sockets 07:53:17 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x400000, 0x0) [ 540.520041][T13560] block nbd3: Receive control failed (result -22) [ 540.578418][ T2500] block nbd3: shutting down sockets 07:53:17 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 540.618218][T21478] ldm_validate_partition_table(): Disk read failed. [ 540.623883][T13560] block nbd5: Receive control failed (result -22) 07:53:17 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x3000000000000000) [ 540.680745][T21478] Dev nbd3: unable to read RDB block 0 [ 540.691150][ T2501] block nbd5: shutting down sockets [ 540.720958][T21478] nbd3: unable to read partition table [ 540.736484][T21478] nbd3: partition table beyond EOD, truncated [ 540.742913][T21483] ldm_validate_partition_table(): Disk read failed. [ 540.784905][T13560] block nbd1: Receive control failed (result -22) [ 540.843378][T21484] block nbd3: Could not allocate knbd recv work queue. [ 540.859261][T21483] Dev nbd5: unable to read RDB block 0 [ 540.864536][ T2500] block nbd1: shutting down sockets 07:53:17 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 540.905772][T21484] block nbd3: shutting down sockets [ 540.910278][T21483] nbd5: unable to read partition table [ 540.932724][T21492] ldm_validate_partition_table(): Disk read failed. [ 540.945235][T13560] block nbd0: Receive control failed (result -22) 07:53:17 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040), 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 540.957064][T21483] nbd5: partition table beyond EOD, truncated [ 540.987912][T21492] Dev nbd1: unable to read RDB block 0 [ 541.035341][ T2500] find_fallback: 6 callbacks suppressed [ 541.035358][ T2500] block nbd0: Attempted send on invalid socket [ 541.046513][T21492] nbd1: unable to read partition table [ 541.047700][ T2500] block nbd0: shutting down sockets [ 541.073397][T21492] nbd1: partition table beyond EOD, truncated 07:53:17 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x1000000000000, 0x0) [ 541.171578][T21480] block nbd5: shutting down sockets [ 541.175635][T21504] ldm_validate_partition_table(): Disk read failed. 07:53:18 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 541.228877][T21504] Dev nbd0: unable to read RDB block 0 07:53:18 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040), 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 541.269745][T21504] nbd0: unable to read partition table [ 541.303830][T21504] nbd0: partition table beyond EOD, truncated 07:53:18 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x60ffffffffff, 0x0) [ 541.314909][T13560] block nbd3: Receive control failed (result -22) 07:53:18 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x30, 0x0) [ 541.343629][ T2501] block nbd3: Attempted send on invalid socket [ 541.350140][ T2501] block nbd3: shutting down sockets [ 541.423554][T21516] ldm_validate_partition_table(): Disk read failed. [ 541.484119][T21516] Dev nbd3: unable to read RDB block 0 07:53:18 executing program 4: openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r0, 0xae60) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r1, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 541.524885][T21516] nbd3: unable to read partition table [ 541.531225][T13560] block nbd0: Receive control failed (result -22) [ 541.547654][T21516] nbd3: partition table beyond EOD, truncated [ 541.556589][T21498] block nbd0: shutting down sockets [ 541.558336][T13560] block nbd5: Receive control failed (result -22) [ 541.595741][T21526] block nbd5: shutting down sockets [ 541.660738][T21514] block nbd3: shutting down sockets 07:53:18 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 541.696670][T13560] block nbd5: Receive control failed (result -22) [ 541.714882][T21530] block nbd5: shutting down sockets [ 541.733823][T13560] block nbd1: Receive control failed (result -22) 07:53:18 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x4000000000000000) 07:53:18 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x20000000000000, 0x0) [ 541.800251][T21528] block nbd1: shutting down sockets 07:53:18 executing program 4: openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r0, 0xae60) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r1, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r1, 0xae80, 0x0) 07:53:18 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x760000000000, 0x0) 07:53:18 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xc, 0x0) [ 542.010374][T13560] block nbd0: Receive control failed (result -22) [ 542.045371][T13560] block nbd3: Receive control failed (result -22) 07:53:18 executing program 4: openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r0, 0xae60) r1 = ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r1, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r1, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r1, 0xae80, 0x0) [ 542.099472][T13560] block nbd5: Receive control failed (result -22) [ 542.104734][ T2500] block nbd0: Attempted send on invalid socket [ 542.112590][ T2500] block nbd0: shutting down sockets [ 542.122596][T21549] block nbd3: shutting down sockets [ 542.131134][T21555] block nbd5: shutting down sockets [ 542.178637][T21551] ldm_validate_partition_table(): Disk read failed. [ 542.213892][T13560] block nbd1: Receive control failed (result -22) [ 542.244149][ T2500] block nbd1: Attempted send on invalid socket [ 542.250583][ T2500] block nbd1: shutting down sockets [ 542.275211][T13560] block nbd5: Receive control failed (result -22) [ 542.280169][T21567] ldm_validate_partition_table(): Disk read failed. [ 542.287802][T21549] block nbd3: shutting down sockets 07:53:19 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:19 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 542.295774][T21555] block nbd5: shutting down sockets [ 542.315691][T21567] Dev nbd1: unable to read RDB block 0 [ 542.333202][T21551] Dev nbd0: unable to read RDB block 0 07:53:19 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x80710000000000, 0x0) [ 542.369115][T21567] nbd1: unable to read partition table [ 542.392624][T21567] nbd1: partition table beyond EOD, truncated [ 542.410398][T21551] nbd0: unable to read partition table 07:53:19 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x7fffffffefff, 0x0) [ 542.440092][T21551] nbd0: partition table beyond EOD, truncated 07:53:19 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x9, 0x0) 07:53:19 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:19 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x6000000000000000) [ 542.639294][T13560] block nbd3: Receive control failed (result -22) [ 542.666092][T21579] block nbd3: shutting down sockets [ 542.751585][T21579] block nbd3: shutting down sockets 07:53:19 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 542.791255][T13560] block nbd5: Receive control failed (result -22) [ 542.827105][ T2501] block nbd5: Attempted send on invalid socket [ 542.833357][ T2501] block nbd5: shutting down sockets 07:53:19 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xf0700000000000, 0x0) [ 542.931860][T21588] ldm_validate_partition_table(): Disk read failed. [ 542.959776][T13560] block nbd1: Receive control failed (result -22) [ 542.979338][ T2501] block nbd1: Attempted send on invalid socket [ 542.985531][ T2501] block nbd1: shutting down sockets [ 543.007239][T21588] Dev nbd5: unable to read RDB block 0 [ 543.019795][T21596] ldm_validate_partition_table(): Disk read failed. [ 543.026868][T13560] block nbd0: Receive control failed (result -22) [ 543.075111][T21588] nbd5: unable to read partition table [ 543.092841][T21597] block nbd0: shutting down sockets [ 543.099403][T21596] Dev nbd1: unable to read RDB block 0 [ 543.112807][T21588] nbd5: partition table beyond EOD, truncated 07:53:19 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 543.126616][T21596] nbd1: unable to read partition table [ 543.132650][T21596] nbd1: partition table beyond EOD, truncated [ 543.201145][T21597] block nbd0: shutting down sockets 07:53:20 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 543.227083][T13560] block nbd3: Receive control failed (result -22) [ 543.284390][T21607] block nbd3: shutting down sockets 07:53:20 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x7e00000000000000) 07:53:20 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x960000000000, 0x0) 07:53:20 executing program 1: socket$inet(0x2, 0x4000000000000001, 0x0) removexattr(0x0, 0x0) setsockopt$rose(0xffffffffffffffff, 0x104, 0x0, 0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240), 0x8, 0x0) r4 = dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, &(0x7f0000000140)={r5, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 543.402577][T21607] block nbd3: shutting down sockets 07:53:20 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x100000000000000, 0x0) 07:53:20 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 543.610472][T13560] block nbd0: Receive control failed (result -22) 07:53:20 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, 0x0}], 0x1, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 543.660487][T13560] block nbd1: Receive control failed (result -22) [ 543.674888][T13560] block nbd5: Receive control failed (result -22) [ 543.703387][ T2500] block nbd0: Attempted send on invalid socket [ 543.709718][ T2500] block nbd0: shutting down sockets [ 543.727738][ T2501] block nbd5: Attempted send on invalid socket [ 543.734018][ T2501] block nbd5: shutting down sockets [ 543.751146][T21628] ldm_validate_partition_table(): Disk read failed. [ 543.776033][ T2501] print_req_error: 841 callbacks suppressed [ 543.776050][ T2501] blk_update_request: I/O error, dev nbd0, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 543.791502][ T2500] block nbd1: Attempted send on invalid socket [ 543.792904][ T2501] buffer_io_error: 841 callbacks suppressed [ 543.792914][ T2501] Buffer I/O error on dev nbd0, logical block 3, async page read [ 543.799296][ T2500] block nbd1: shutting down sockets [ 543.827751][ T2500] blk_update_request: I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 543.838971][ T2500] Buffer I/O error on dev nbd1, logical block 0, async page read [ 543.846085][T21628] Dev nbd0: unable to read RDB block 0 [ 543.846849][ T2500] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 4 prio class 0 [ 543.852856][ T2501] blk_update_request: I/O error, dev nbd1, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 543.863006][ T2500] Buffer I/O error on dev nbd5, logical block 0, async page read [ 543.863029][ T2500] Buffer I/O error on dev nbd5, logical block 1, async page read [ 543.879358][ T2501] Buffer I/O error on dev nbd1, logical block 1, async page read [ 543.881773][ T2500] Buffer I/O error on dev nbd5, logical block 2, async page read [ 543.890480][ T2501] blk_update_request: I/O error, dev nbd1, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 543.897204][ T2500] Buffer I/O error on dev nbd5, logical block 3, async page read [ 543.897779][ T2500] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 543.905199][ T2501] Buffer I/O error on dev nbd1, logical block 2, async page read [ 543.917017][ T2500] Buffer I/O error on dev nbd5, logical block 0, async page read [ 543.925065][ T2501] blk_update_request: I/O error, dev nbd1, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 543.935525][ T2500] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 3 prio class 0 [ 543.943142][ T2501] Buffer I/O error on dev nbd1, logical block 3, async page read [ 543.950573][T21630] ldm_validate_partition_table(): Disk read failed. [ 543.963084][ T2501] blk_update_request: I/O error, dev nbd1, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 543.982511][ T2500] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 543.992048][T21630] Dev nbd5: unable to read RDB block 0 [ 544.009893][T21628] nbd0: unable to read partition table [ 544.025684][T21629] ldm_validate_partition_table(): Disk read failed. [ 544.033978][T21630] nbd5: unable to read partition table [ 544.044237][T13560] block nbd3: Receive control failed (result -22) [ 544.056429][T21629] Dev nbd1: unable to read RDB block 0 [ 544.064532][T21630] nbd5: partition table beyond EOD, truncated [ 544.077997][T21628] nbd0: partition table beyond EOD, truncated [ 544.100889][T21634] block nbd3: shutting down sockets 07:53:20 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 544.126668][T21629] nbd1: unable to read partition table [ 544.148103][T21629] nbd1: partition table beyond EOD, truncated 07:53:21 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, 0x0}], 0x1, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 544.225922][T13560] block nbd0: Receive control failed (result -22) [ 544.234911][T21622] block nbd0: shutting down sockets [ 544.237101][T13560] block nbd5: Receive control failed (result -22) [ 544.286554][T21630] block nbd5: shutting down sockets 07:53:21 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x200000000000000, 0x0) 07:53:21 executing program 1: socket$inet(0x2, 0x4000000000000001, 0x0) removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:21 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x1000000000000, 0x0) 07:53:21 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0xe00f000000000000) 07:53:21 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 544.601175][T13560] block nbd3: Receive control failed (result -22) [ 544.682919][T13560] block nbd5: Receive control failed (result -22) [ 544.699778][T13560] block nbd0: Receive control failed (result -22) [ 544.707628][T21658] block nbd3: shutting down sockets [ 544.721776][T13560] block nbd1: Receive control failed (result -22) 07:53:21 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, 0x0}], 0x1, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 544.774505][T21665] block nbd0: shutting down sockets [ 544.799617][T21678] kvm_hv_set_msr: 76 callbacks suppressed [ 544.799634][T21678] kvm [21675]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000006c data 0x4d00000000f [ 544.820275][T21666] block nbd1: shutting down sockets [ 544.840570][T21664] block nbd5: shutting down sockets 07:53:21 executing program 1: socket$inet(0x2, 0x4000000000000001, 0x0) removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 544.853299][T21678] kvm [21675]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000003a data 0x4d00000000f [ 544.853740][T21658] block nbd3: shutting down sockets [ 544.876001][T21678] kvm [21675]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000008 data 0x4d00000000f [ 544.883320][T21665] block nbd0: shutting down sockets [ 544.947400][T21678] kvm [21675]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000040 data 0x4d00000000f 07:53:21 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0xf0ffffff00000000) [ 544.987855][T13560] block nbd5: Receive control failed (result -22) [ 544.996746][ T2500] block nbd5: Attempted send on invalid socket [ 545.004258][ T2500] block nbd5: shutting down sockets [ 545.013324][T21671] ldm_validate_partition_table(): Disk read failed. [ 545.055299][T21671] Dev nbd5: unable to read RDB block 0 [ 545.075124][T21678] kvm [21675]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000000e data 0x4d00000000f 07:53:21 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x300000000000000, 0x0) [ 545.105338][T21671] nbd5: unable to read partition table [ 545.111814][T13560] block nbd1: Receive control failed (result -22) [ 545.119873][T21678] kvm [21675]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000078 data 0x4d00000000f [ 545.130414][T21671] nbd5: partition table beyond EOD, truncated [ 545.131095][T21678] kvm [21675]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000046 data 0x4d00000000f 07:53:21 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 545.234584][ T2500] block nbd1: shutting down sockets [ 545.243160][T21678] kvm [21675]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000014 data 0x4d00000000f [ 545.269914][T13560] block nbd0: Receive control failed (result -22) 07:53:22 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x20000000000000, 0x0) [ 545.283913][T21678] kvm [21675]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000007e data 0x4d00000000f [ 545.298885][T21678] kvm [21675]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000004c data 0x4d00000000f [ 545.339821][T21688] ldm_validate_partition_table(): Disk read failed. [ 545.351236][T21691] block nbd0: shutting down sockets [ 545.361921][T13560] block nbd3: Receive control failed (result -22) [ 545.387593][T21694] block nbd3: shutting down sockets [ 545.407205][T21688] Dev nbd1: unable to read RDB block 0 [ 545.461675][T21688] nbd1: unable to read partition table [ 545.477098][T13560] block nbd0: Receive control failed (result -22) [ 545.499345][T21691] block nbd0: shutting down sockets 07:53:22 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 545.523069][T21688] nbd1: partition table beyond EOD, truncated [ 545.548085][T13560] block nbd5: Receive control failed (result -22) [ 545.579004][ T2501] block nbd5: shutting down sockets 07:53:22 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x400000000000000, 0x0) [ 545.615054][T21707] ldm_validate_partition_table(): Disk read failed. 07:53:22 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0xffefffffff7f0000) 07:53:22 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 545.731321][T21707] Dev nbd5: unable to read RDB block 0 [ 545.792580][T21707] nbd5: unable to read partition table [ 545.820856][T21707] nbd5: partition table beyond EOD, truncated 07:53:22 executing program 1: socket$inet(0x2, 0x4000000000000001, 0x0) removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 545.839744][T13560] block nbd3: Receive control failed (result -22) [ 545.861422][T13560] block nbd0: Receive control failed (result -22) [ 545.878275][ T2501] block nbd3: shutting down sockets [ 545.927299][T21715] block nbd0: shutting down sockets 07:53:22 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 545.959626][T21718] ldm_validate_partition_table(): Disk read failed. [ 546.023089][T13560] block nbd5: Receive control failed (result -22) [ 546.040320][T21718] Dev nbd3: unable to read RDB block 0 [ 546.059202][T21715] block nbd0: shutting down sockets [ 546.061220][T21726] block nbd5: shutting down sockets 07:53:22 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 546.104595][T21718] nbd3: unable to read partition table [ 546.124807][T13560] block nbd1: Receive control failed (result -22) [ 546.133946][T21718] nbd3: partition table beyond EOD, truncated [ 546.170788][ T2501] find_fallback: 3 callbacks suppressed [ 546.170803][ T2501] block nbd1: Attempted send on invalid socket [ 546.182819][ T2501] block nbd1: shutting down sockets 07:53:23 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0xffffffffff600000) 07:53:23 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x80710000000000, 0x0) [ 546.245431][T21729] ldm_validate_partition_table(): Disk read failed. [ 546.304927][T21729] Dev nbd1: unable to read RDB block 0 07:53:23 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, 0x0) r3 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 546.360290][T21729] nbd1: unable to read partition table [ 546.382805][T21729] nbd1: partition table beyond EOD, truncated 07:53:23 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x500000000000000, 0x0) 07:53:23 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040), 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 546.462230][T13560] block nbd5: Receive control failed (result -22) [ 546.525784][T13560] block nbd0: Receive control failed (result -22) [ 546.577060][T21747] block nbd0: shutting down sockets [ 546.591749][T21744] block nbd5: shutting down sockets [ 546.611168][T13560] block nbd3: Receive control failed (result -22) [ 546.662044][ T2500] block nbd3: Attempted send on invalid socket [ 546.668504][ T2500] block nbd3: shutting down sockets [ 546.700916][T21747] block nbd0: shutting down sockets 07:53:23 executing program 1: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x5, 0x0) [ 546.726491][T21757] ldm_validate_partition_table(): Disk read failed. [ 546.740351][T13560] block nbd5: Receive control failed (result -22) [ 546.779874][T21757] Dev nbd3: unable to read RDB block 0 [ 546.798733][T21751] block nbd5: shutting down sockets 07:53:23 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) add_key(&(0x7f0000000000)='trusted\x00', &(0x7f00000000c0)={'syz', 0x2}, 0x0, 0x0, 0xfffffffffffffffd) syz_open_dev$dspn(0x0, 0x9, 0x88042) [ 546.828511][T21757] nbd3: unable to read partition table [ 546.854444][T21757] nbd3: partition table beyond EOD, truncated 07:53:23 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040), 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:23 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, 0x0) r3 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:23 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xf0700000000000, 0x0) [ 546.919189][T13560] block nbd1: Receive control failed (result -22) [ 546.996223][T21762] block nbd3: Could not allocate knbd recv work queue. [ 546.996541][ T2501] block nbd1: Attempted send on invalid socket [ 547.009746][ T2501] block nbd1: shutting down sockets [ 547.036321][T21762] block nbd3: shutting down sockets [ 547.089660][T21770] ldm_validate_partition_table(): Disk read failed. 07:53:23 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x600000000000000, 0x0) [ 547.159212][T21770] Dev nbd1: unable to read RDB block 0 [ 547.168418][T13560] block nbd0: Receive control failed (result -22) [ 547.203283][T21770] nbd1: unable to read partition table [ 547.216067][T21770] nbd1: partition table beyond EOD, truncated [ 547.232099][T13560] block nbd5: Receive control failed (result -22) [ 547.259123][T21772] block nbd0: shutting down sockets [ 547.280993][ T2501] block nbd5: Attempted send on invalid socket [ 547.287286][ T2501] block nbd5: shutting down sockets [ 547.318504][T21787] ldm_validate_partition_table(): Disk read failed. 07:53:24 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040), 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 547.370612][T21787] Dev nbd5: unable to read RDB block 0 [ 547.389866][T13560] block nbd0: Receive control failed (result -22) [ 547.399401][ T2501] block nbd0: Attempted send on invalid socket [ 547.405717][ T2501] block nbd0: shutting down sockets 07:53:24 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, 0x0) r3 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 547.424398][T21785] ldm_validate_partition_table(): Disk read failed. [ 547.433144][T13560] block nbd3: Receive control failed (result -22) [ 547.460089][T21787] nbd5: unable to read partition table [ 547.461922][T21785] Dev nbd0: unable to read RDB block 0 07:53:24 executing program 1: socket$inet(0x2, 0x4000000000000001, 0x0) removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 547.488545][T21787] nbd5: partition table beyond EOD, truncated [ 547.500439][ T2500] block nbd3: Attempted send on invalid socket [ 547.506966][ T2500] block nbd3: shutting down sockets [ 547.512371][T21785] nbd0: unable to read partition table [ 547.553320][T21785] nbd0: partition table beyond EOD, truncated [ 547.579764][T21793] ldm_validate_partition_table(): Disk read failed. [ 547.660928][T13560] block nbd5: Receive control failed (result -22) [ 547.666510][T21793] Dev nbd3: unable to read RDB block 0 07:53:24 executing program 0: removexattr(0x0, 0x0) r0 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) write$binfmt_aout(r0, &(0x7f0000000700)={{0x10b, 0x2, 0x2, 0x9c, 0x38b, 0x1790dc18, 0x397}, "aa4ec269d41def851e0455bda65c16bd4b4c3217c88232062567de72f132b7d0979b43756c6b492f24861579d057252df274d231d9666a0777be9d2dbe70bf3a1096b37dfc1270c36058fb9bfdfce2475b6cef88ae8d0f8c55eb0b113380283c2900a7b6679edbbc88257dee1bc1a29bdb6d3cabc1f22b", [[], [], [], []]}, 0x497) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket(0x11, 0x2, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r3, 0xab07, 0x7) r4 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r4, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab03) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r6 = dup3(r2, r5, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r1, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f0000000140)={r7, 0x116}, 0x8) r8 = syz_open_dev$vbi(&(0x7f0000000000)='/dev/vbi#\x00', 0x1, 0x2) ioctl$sock_bt_cmtp_CMTPGETCONNINFO(r8, 0x800443d3, &(0x7f00000000c0)={{0x20, 0x81, 0x7, 0x6d, 0x20}, 0x18, 0x4, 0x6}) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 547.712393][T21784] block nbd5: shutting down sockets [ 547.713799][T21793] nbd3: unable to read partition table [ 547.766494][T21793] nbd3: partition table beyond EOD, truncated [ 547.803378][T13560] block nbd1: Receive control failed (result -22) 07:53:24 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:24 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)) r3 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:24 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x100000000000000, 0x0) [ 547.882421][T21791] block nbd3: shutting down sockets [ 547.924104][T21806] block nbd1: shutting down sockets [ 547.961821][T13560] block nbd0: Receive control failed (result -22) 07:53:24 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x700000000000000, 0x0) 07:53:24 executing program 1: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) add_key(&(0x7f0000000000)='trusted\x00', &(0x7f00000000c0)={'syz', 0x2}, 0x0, 0x0, 0xfffffffffffffffd) syz_open_dev$dspn(0x0, 0x9, 0x88042) [ 548.064762][T21811] block nbd0: shutting down sockets [ 548.169354][T21811] block nbd0: shutting down sockets 07:53:25 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 548.216590][T13560] block nbd5: Receive control failed (result -22) 07:53:25 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)) r3 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 548.281001][T13560] block nbd3: Receive control failed (result -22) [ 548.302379][T21822] block nbd5: shutting down sockets 07:53:25 executing program 0: removexattr(0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x63, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, r0, 0x0) r1 = socket(0x11, 0x2, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r3, 0xab07, 0x7) r4 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r4, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab03) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r6 = dup3(r2, r5, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r1, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f0000000140)={r7, 0x116}, 0x8) r8 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r8, 0x0, 0x0, 0x0) connect$bt_l2cap(r8, &(0x7f0000000000)={0x1f, 0x7fff, {0x2, 0x3, 0x5, 0x4, 0x40, 0x3f}, 0x1, 0x80}, 0xe) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 548.344020][ T2500] block nbd3: Attempted send on invalid socket [ 548.350430][ T2500] block nbd3: shutting down sockets [ 548.361734][T13560] block nbd1: Receive control failed (result -22) [ 548.418990][T21834] ldm_validate_partition_table(): Disk read failed. [ 548.460306][ T2500] block nbd1: Attempted send on invalid socket [ 548.466761][ T2500] block nbd1: shutting down sockets [ 548.504860][T13560] block nbd5: Receive control failed (result -22) [ 548.530068][T21834] Dev nbd3: unable to read RDB block 0 [ 548.567557][T21836] ldm_validate_partition_table(): Disk read failed. [ 548.607890][T21834] nbd3: unable to read partition table [ 548.614516][T13560] block nbd0: Receive control failed (result -22) [ 548.616592][T21824] block nbd5: shutting down sockets [ 548.629216][ T2501] block nbd0: Attempted send on invalid socket [ 548.635449][ T2501] block nbd0: shutting down sockets [ 548.637162][T21836] Dev nbd1: unable to read RDB block 0 [ 548.644428][T21849] ldm_validate_partition_table(): Disk read failed. 07:53:25 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(0xffffffffffffffff, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 548.651923][T21834] nbd3: partition table beyond EOD, truncated [ 548.680426][T21849] Dev nbd0: unable to read RDB block 0 [ 548.700034][T21836] nbd1: unable to read partition table [ 548.715252][T21849] nbd0: unable to read partition table 07:53:25 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)) r3 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 548.731329][T21836] nbd1: partition table beyond EOD, truncated [ 548.734853][T21849] nbd0: partition table beyond EOD, truncated 07:53:25 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x200000000000000, 0x0) [ 548.848730][T21834] block nbd3: Could not allocate knbd recv work queue. [ 548.881351][T21834] block nbd3: shutting down sockets 07:53:25 executing program 1: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x3, 0x0) [ 548.927140][T13560] block nbd0: Receive control failed (result -22) [ 548.935348][T21852] block nbd0: shutting down sockets 07:53:25 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x800000000000000, 0x0) 07:53:25 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:25 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:25 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000180)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) r4 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r4, 0x0, 0x0, 0x0) ioctl$TIOCSPGRP(r4, 0x5410, &(0x7f0000000000)=0xffffffffffffffff) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) sendto$unix(r3, &(0x7f0000000200)="0acba46debf73ff420d70b0d6b9e5f144f4e815224108263aa2a56755da29806899b0df581777d0cf9dfe50df0f3a2b2ddbcf7ff0f43226af272d5d6a253ab452ffc8d3ca280d7bddcc4f6cacb5891d22b46799e0f5b39365a6f9141", 0x5c, 0x40040, &(0x7f0000000280)=@abs={0x1, 0x0, 0x4e23}, 0x6e) r6 = dup3(r1, r5, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f0000000140)={r7, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 549.141255][T13560] block nbd5: Receive control failed (result -22) [ 549.175394][ T2501] block nbd5: Attempted send on invalid socket [ 549.181707][ T2501] block nbd5: shutting down sockets [ 549.187027][ T2501] print_req_error: 869 callbacks suppressed [ 549.187044][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 549.206058][ T2501] buffer_io_error: 879 callbacks suppressed [ 549.206068][ T2501] Buffer I/O error on dev nbd5, logical block 0, async page read [ 549.235155][ T2500] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 549.246062][ T2500] Buffer I/O error on dev nbd5, logical block 1, async page read [ 549.266459][ T2500] blk_update_request: I/O error, dev nbd5, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 549.277334][ T2500] Buffer I/O error on dev nbd5, logical block 2, async page read [ 549.285720][ T2500] blk_update_request: I/O error, dev nbd5, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 549.294737][T13560] block nbd1: Receive control failed (result -22) [ 549.296591][ T2500] Buffer I/O error on dev nbd5, logical block 3, async page read [ 549.311969][ T2500] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 549.322967][ T2500] Buffer I/O error on dev nbd5, logical block 0, async page read [ 549.331534][ T2500] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 549.342667][ T2500] Buffer I/O error on dev nbd5, logical block 1, async page read [ 549.351451][ T2500] blk_update_request: I/O error, dev nbd5, sector 4 op 0x0:(READ) flags 0x0 phys_seg 2 prio class 0 [ 549.362352][ T2500] Buffer I/O error on dev nbd5, logical block 2, async page read [ 549.370290][ T2500] Buffer I/O error on dev nbd5, logical block 3, async page read [ 549.379218][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 549.390481][ T2501] Buffer I/O error on dev nbd5, logical block 0, async page read [ 549.395266][T13560] block nbd0: Receive control failed (result -22) [ 549.399825][ T2500] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 549.416546][ T2500] Buffer I/O error on dev nbd5, logical block 1, async page read [ 549.417207][ T2500] blk_update_request: I/O error, dev nbd5, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 07:53:26 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 549.450810][T21868] ldm_validate_partition_table(): Disk read failed. [ 549.464269][T13560] block nbd3: Receive control failed (result -22) [ 549.474021][T21874] block nbd3: shutting down sockets [ 549.508301][ T2500] block nbd0: shutting down sockets [ 549.509405][T21868] Dev nbd5: unable to read RDB block 0 [ 549.524073][ T2501] block nbd1: shutting down sockets [ 549.531190][T21868] nbd5: unable to read partition table [ 549.547038][T21871] ldm_validate_partition_table(): Disk read failed. [ 549.565289][T21868] nbd5: partition table beyond EOD, truncated [ 549.596156][T21875] block nbd3: Could not allocate knbd recv work queue. [ 549.598840][T21871] Dev nbd1: unable to read RDB block 0 [ 549.614946][T21871] nbd1: unable to read partition table [ 549.616409][T21883] ldm_validate_partition_table(): Disk read failed. [ 549.623503][T21871] nbd1: partition table beyond EOD, truncated [ 549.644730][T21875] block nbd3: shutting down sockets 07:53:26 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 549.717168][T21883] Dev nbd0: unable to read RDB block 0 [ 549.752888][T13560] block nbd5: Receive control failed (result -22) 07:53:26 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x900000000000000, 0x0) [ 549.787296][T21898] block nbd5: shutting down sockets 07:53:26 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 549.844428][T21883] nbd0: unable to read partition table [ 549.869417][T21883] nbd0: partition table beyond EOD, truncated 07:53:26 executing program 1: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) r5 = dup3(r1, r4, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:26 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x300000000000000, 0x0) [ 549.984485][T21886] block nbd0: Could not allocate knbd recv work queue. [ 550.007986][T13560] block nbd3: Receive control failed (result -22) [ 550.026417][T21904] block nbd3: shutting down sockets [ 550.063134][T21886] block nbd0: shutting down sockets [ 550.078504][T21907] kvm_hv_set_msr: 263 callbacks suppressed [ 550.078526][T21907] kvm [21903]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000006c data 0x4d00000000f [ 550.151141][T13560] block nbd1: Receive control failed (result -22) [ 550.176256][T21907] kvm [21903]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000003a data 0x4d00000000f [ 550.187360][T21904] block nbd3: shutting down sockets 07:53:27 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$EVIOCSABS2F(r3, 0x401845ef, &(0x7f00000002c0)={0x8, 0xffffffff, 0x101, 0xfffffffd, 0x317e, 0x3f}) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r4 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r4, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r6 = dup3(r1, r5, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x20c) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f0000000140)={r7, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) r8 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r8, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockopt$sock_cred(r8, 0x1, 0x11, &(0x7f0000000000)={0x0}, &(0x7f00000000c0)=0xc) r10 = socket$netlink(0x10, 0x3, 0x0) r11 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r11, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r11, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r10, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000700)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r12, @ANYBLOB="0000000000000000280012000c00010076657468000000070000000000000000000000009b38864c08262e790e482298cce11bd74ced9cb73345175beafaf5", @ANYRES32=0x0, @ANYBLOB="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"], 0x48}}, 0x0) getsockopt$IP_VS_SO_GET_TIMEOUT(r10, 0x0, 0x486, &(0x7f0000000240), &(0x7f0000000280)=0xc) migrate_pages(r9, 0x7, &(0x7f0000000180)=0xfffffffffffff000, &(0x7f0000000200)=0x947) [ 550.207068][T21907] kvm [21903]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000008 data 0x4d00000000f [ 550.227546][T13560] block nbd5: Receive control failed (result -22) [ 550.233869][T21907] kvm [21903]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000040 data 0x4d00000000f [ 550.247328][T21915] block nbd1: shutting down sockets 07:53:27 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:27 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xc00000000000000, 0x0) [ 550.303570][T21907] kvm [21903]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000000e data 0x4d00000000f [ 550.316329][T21907] kvm [21903]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000078 data 0x4d00000000f [ 550.329502][ T2501] block nbd5: shutting down sockets 07:53:27 executing program 1 (fault-call:0 fault-nth:0): syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 550.392443][T21907] kvm [21903]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000046 data 0x4d00000000f [ 550.421994][T21921] ldm_validate_partition_table(): Disk read failed. [ 550.466354][T21907] kvm [21903]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000014 data 0x4d00000000f [ 550.494662][T21921] Dev nbd5: unable to read RDB block 0 [ 550.500746][T13560] block nbd0: Receive control failed (result -22) [ 550.507595][T21907] kvm [21903]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000007e data 0x4d00000000f [ 550.547409][ T2500] block nbd0: shutting down sockets [ 550.560929][T21907] kvm [21903]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000004c data 0x4d00000000f [ 550.561905][T21941] FAULT_INJECTION: forcing a failure. [ 550.561905][T21941] name failslab, interval 1, probability 0, space 0, times 0 [ 550.599082][T21921] nbd5: unable to read partition table [ 550.609084][T13560] block nbd3: Receive control failed (result -22) [ 550.617096][T21932] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 550.652439][T21930] ldm_validate_partition_table(): Disk read failed. [ 550.657680][T21921] nbd5: partition table beyond EOD, truncated [ 550.674494][T21941] CPU: 0 PID: 21941 Comm: syz-executor.1 Not tainted 5.4.0-rc3+ #0 [ 550.682414][T21941] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 550.682421][T21941] Call Trace: [ 550.682446][T21941] dump_stack+0x172/0x1f0 [ 550.682470][T21941] should_fail.cold+0xa/0x15 [ 550.704684][T21941] ? fault_create_debugfs_attr+0x180/0x180 [ 550.704705][T21941] ? ___might_sleep+0x163/0x2c0 [ 550.704730][T21941] __should_failslab+0x121/0x190 [ 550.720277][T21941] should_failslab+0x9/0x14 [ 550.720291][T21941] __kmalloc+0x2e0/0x770 [ 550.720312][T21941] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 550.729547][T21941] ? fput_many+0x12c/0x1a0 [ 550.738387][T21936] block nbd3: shutting down sockets [ 550.740168][T21941] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 550.740181][T21941] ? strnlen_user+0x1ed/0x2e0 [ 550.740200][T21941] ? __x64_sys_memfd_create+0x13c/0x470 [ 550.757847][T21941] __x64_sys_memfd_create+0x13c/0x470 [ 550.757862][T21941] ? memfd_fcntl+0x18c0/0x18c0 [ 550.757877][T21941] ? do_syscall_64+0x26/0x760 [ 550.757891][T21941] ? lockdep_hardirqs_on+0x421/0x5e0 [ 550.757908][T21941] ? trace_hardirqs_on+0x67/0x240 [ 550.781976][T21930] Dev nbd0: unable to read RDB block 0 [ 550.782866][T21941] do_syscall_64+0xfa/0x760 [ 550.782888][T21941] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 550.782904][T21941] RIP: 0033:0x459a59 [ 550.813069][T21941] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 550.813079][T21941] RSP: 002b:00007f0b43f90a88 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 550.813094][T21941] RAX: ffffffffffffffda RBX: 0000000020000000 RCX: 0000000000459a59 07:53:27 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 550.813102][T21941] RDX: 0000000020000028 RSI: 0000000000000000 RDI: 00000000004be9b7 [ 550.813116][T21941] RBP: 000000000075bf20 R08: fe03f80fe03f80ff R09: 00000000fbad8001 [ 550.865022][T21941] R10: 0000000000000400 R11: 0000000000000246 R12: 00007f0b43f916d4 [ 550.873008][T21941] R13: 00000000004c8e36 R14: 00000000004e03d0 R15: 0000000000000003 [ 550.905726][T21937] block nbd3: Could not allocate knbd recv work queue. [ 550.923783][T21937] block nbd3: shutting down sockets [ 550.966419][T13560] block nbd5: Receive control failed (result -22) [ 550.974858][T21920] block nbd5: shutting down sockets [ 550.985911][T21930] nbd0: unable to read partition table [ 551.002039][T21930] nbd0: partition table beyond EOD, truncated 07:53:27 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:27 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xe00000000000000, 0x0) 07:53:27 executing program 1 (fault-call:0 fault-nth:1): syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:27 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x400000000000000, 0x0) 07:53:27 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:28 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 551.288493][T21945] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 551.303056][T13560] block nbd3: Receive control failed (result -22) [ 551.331179][T13560] block nbd5: Receive control failed (result -22) [ 551.352026][ T2500] find_fallback: 4 callbacks suppressed [ 551.352045][ T2500] block nbd5: Attempted send on invalid socket [ 551.364556][ T2500] block nbd5: shutting down sockets [ 551.370167][T13560] block nbd0: Receive control failed (result -22) [ 551.395534][T21930] block nbd0: shutting down sockets [ 551.412442][T21964] FAULT_INJECTION: forcing a failure. [ 551.412442][T21964] name failslab, interval 1, probability 0, space 0, times 0 [ 551.448344][T21956] block nbd3: shutting down sockets [ 551.453201][T21963] ldm_validate_partition_table(): Disk read failed. [ 551.484752][T21964] CPU: 1 PID: 21964 Comm: syz-executor.1 Not tainted 5.4.0-rc3+ #0 [ 551.493805][T21964] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 551.504478][T21964] Call Trace: [ 551.508152][T21964] dump_stack+0x172/0x1f0 [ 551.513114][T21964] should_fail.cold+0xa/0x15 [ 551.517855][T21964] ? fault_create_debugfs_attr+0x180/0x180 [ 551.517877][T21964] ? ___might_sleep+0x163/0x2c0 [ 551.517897][T21964] __should_failslab+0x121/0x190 [ 551.517912][T21964] ? shmem_destroy_inode+0x80/0x80 [ 551.517930][T21964] should_failslab+0x9/0x14 [ 551.539334][T21964] kmem_cache_alloc+0x2aa/0x710 [ 551.539347][T21964] ? __alloc_fd+0x487/0x620 [ 551.539365][T21964] ? shmem_destroy_inode+0x80/0x80 [ 551.539383][T21964] shmem_alloc_inode+0x1c/0x50 [ 551.549165][T21964] alloc_inode+0x68/0x1e0 [ 551.549182][T21964] new_inode_pseudo+0x19/0xf0 [ 551.549197][T21964] new_inode+0x1f/0x40 [ 551.549211][T21964] shmem_get_inode+0x84/0x7e0 [ 551.549230][T21964] __shmem_file_setup.part.0+0x7e/0x2b0 [ 551.549248][T21964] shmem_file_setup+0x66/0x90 [ 551.559745][T21964] __x64_sys_memfd_create+0x2a2/0x470 [ 551.559764][T21964] ? memfd_fcntl+0x18c0/0x18c0 [ 551.583496][T21964] ? do_syscall_64+0x26/0x760 [ 551.599797][T21964] ? lockdep_hardirqs_on+0x421/0x5e0 [ 551.599814][T21964] ? trace_hardirqs_on+0x67/0x240 [ 551.599833][T21964] do_syscall_64+0xfa/0x760 [ 551.599852][T21964] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 551.599867][T21964] RIP: 0033:0x459a59 [ 551.615498][T21964] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 551.615507][T21964] RSP: 002b:00007f0b43f90a88 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 551.615521][T21964] RAX: ffffffffffffffda RBX: 0000000020000000 RCX: 0000000000459a59 [ 551.615529][T21964] RDX: 0000000020000028 RSI: 0000000000000000 RDI: 00000000004be9b7 [ 551.615546][T21964] RBP: 000000000075bf20 R08: fe03f80fe03f80ff R09: 00000000fbad8001 [ 551.632399][T21964] R10: 0000000000000400 R11: 0000000000000246 R12: 00007f0b43f916d4 07:53:28 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 551.656675][T21964] R13: 00000000004c8e36 R14: 00000000004e03d0 R15: 0000000000000003 [ 551.723456][T21963] Dev nbd5: unable to read RDB block 0 [ 551.742118][T21956] block nbd3: shutting down sockets [ 551.804629][T21963] nbd5: unable to read partition table [ 551.811789][T21963] nbd5: partition table beyond EOD, truncated [ 551.916383][T13560] block nbd5: Receive control failed (result -22) [ 551.952704][T21959] block nbd5: shutting down sockets 07:53:28 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:28 executing program 1 (fault-call:0 fault-nth:2): syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:28 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x2000000000000000, 0x0) 07:53:28 executing program 0: removexattr(0x0, 0x0) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, r1, 0x0) r2 = socket(0x11, 0x2, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r4 = syz_open_dev$ndb(0x0, 0x0, 0x400000) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r5 = openat$cgroup_ro(r0, &(0x7f0000000200)='cpuacct.usage_all\x00', 0x0, 0x0) ioctl$KVM_INTERRUPT(r5, 0x4004ae86, &(0x7f0000000240)=0x8) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r4, 0xab07, 0x7) r6 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r6, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r4, 0xab03) r7 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r7, 0x0, 0x0, 0x0) ioctl$CAPI_GET_MANUFACTURER(r7, 0xc0044306, &(0x7f0000000280)=0x8) r8 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r9 = dup3(r3, r8, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r2, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/commit_pending_bools\x00', 0x1, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r9, 0x84, 0x23, &(0x7f0000000140)={r10, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:28 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, 0x0) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 552.097015][T21995] FAULT_INJECTION: forcing a failure. [ 552.097015][T21995] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 552.110927][T21995] CPU: 0 PID: 21995 Comm: syz-executor.1 Not tainted 5.4.0-rc3+ #0 [ 552.119748][T21995] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 552.131812][T21995] Call Trace: [ 552.135139][T21995] dump_stack+0x172/0x1f0 [ 552.140598][T21995] should_fail.cold+0xa/0x15 [ 552.145548][T21995] ? fault_create_debugfs_attr+0x180/0x180 [ 552.151521][T21995] ? rcu_read_unlock+0x16/0x60 [ 552.156375][T21995] ? find_held_lock+0x35/0x130 [ 552.161227][T21995] should_fail_alloc_page+0x50/0x60 [ 552.166513][T21995] __alloc_pages_nodemask+0x1a1/0x900 [ 552.172138][T21995] ? lock_downgrade+0x920/0x920 [ 552.176981][T21995] ? __alloc_pages_slowpath+0x2920/0x2920 [ 552.182799][T21995] ? rcu_read_unlock+0x33/0x60 [ 552.187655][T21995] cache_grow_begin+0x90/0xd20 [ 552.192419][T21995] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 552.198650][T21995] kmem_cache_alloc+0x64e/0x710 [ 552.203491][T21995] ? __alloc_fd+0x487/0x620 [ 552.208061][T21995] ? shmem_destroy_inode+0x80/0x80 [ 552.213693][T21995] shmem_alloc_inode+0x1c/0x50 [ 552.218452][T21995] alloc_inode+0x68/0x1e0 [ 552.222873][T21995] new_inode_pseudo+0x19/0xf0 [ 552.227550][T21995] new_inode+0x1f/0x40 [ 552.231836][T21995] shmem_get_inode+0x84/0x7e0 [ 552.236903][T21995] __shmem_file_setup.part.0+0x7e/0x2b0 [ 552.242864][T21995] shmem_file_setup+0x66/0x90 [ 552.247727][T21995] __x64_sys_memfd_create+0x2a2/0x470 [ 552.253105][T21995] ? memfd_fcntl+0x18c0/0x18c0 [ 552.258257][T21995] ? do_syscall_64+0x26/0x760 [ 552.262981][T21995] ? lockdep_hardirqs_on+0x421/0x5e0 [ 552.268732][T21995] ? trace_hardirqs_on+0x67/0x240 [ 552.274524][T21995] do_syscall_64+0xfa/0x760 [ 552.279195][T21995] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 552.285399][T21995] RIP: 0033:0x459a59 [ 552.289855][T21995] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 552.309721][T21995] RSP: 002b:00007f0b43f90a88 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 552.318230][T21995] RAX: ffffffffffffffda RBX: 0000000020000000 RCX: 0000000000459a59 [ 552.326213][T21995] RDX: 0000000020000028 RSI: 0000000000000000 RDI: 00000000004be9b7 [ 552.334704][T21995] RBP: 000000000075bf20 R08: fe03f80fe03f80ff R09: 00000000fbad8001 07:53:28 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x500000000000000, 0x0) [ 552.343291][T21995] R10: 0000000000000400 R11: 0000000000000246 R12: 00007f0b43f916d4 [ 552.351602][T21995] R13: 00000000004c8e36 R14: 00000000004e03d0 R15: 0000000000000003 [ 552.401266][T13560] block nbd3: Receive control failed (result -22) [ 552.438430][T21997] block nbd0: shutting down sockets [ 552.448534][T21992] block nbd3: shutting down sockets 07:53:29 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 552.537742][T13560] block nbd5: Receive control failed (result -22) [ 552.547605][T21992] block nbd3: shutting down sockets [ 552.567097][T21997] block nbd0: shutting down sockets 07:53:29 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, 0x0) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 552.588947][T21995] EXT4-fs (loop1): Unsupported filesystem blocksize 0 (1923657432 log_block_size) [ 552.621734][ T2501] block nbd5: Attempted send on invalid socket [ 552.628716][ T2501] block nbd5: shutting down sockets 07:53:29 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x2300000000000000, 0x0) 07:53:29 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x40000000015, 0x5, 0x0) bind$inet(r0, 0x0, 0x0) close(r0) r1 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$TIPC_NL_MON_SET(r1, &(0x7f00000008c0)={0x0, 0x0, 0x0}, 0x0) sendmsg$TIPC_NL_MON_GET(0xffffffffffffffff, 0x0, 0x0) r2 = socket(0x11, 0x2, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r4 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r4, 0xab07, 0x7) r5 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r5, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r4, 0xab03) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r6, 0x6, 0x1d, &(0x7f0000000000), &(0x7f00000000c0)=0x14) r7 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r8 = dup3(r3, r7, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r2, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r8, 0x84, 0x23, &(0x7f0000000140)={r9, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 552.682201][T22006] ldm_validate_partition_table(): Disk read failed. [ 552.781647][T22006] Dev nbd5: unable to read RDB block 0 07:53:29 executing program 1 (fault-call:0 fault-nth:3): syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 552.853343][T22006] nbd5: unable to read partition table [ 552.880955][T22006] nbd5: partition table beyond EOD, truncated [ 552.902957][T13560] block nbd3: Receive control failed (result -22) 07:53:29 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 552.977258][T13560] block nbd0: Receive control failed (result -22) [ 552.989942][ T2501] block nbd0: Attempted send on invalid socket [ 552.996997][ T2501] block nbd0: shutting down sockets [ 553.003490][ T2501] block nbd3: Attempted send on invalid socket [ 553.009987][ T2501] block nbd3: shutting down sockets 07:53:29 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, 0x0) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 553.038230][T22026] ldm_validate_partition_table(): Disk read failed. [ 553.047094][T22029] FAULT_INJECTION: forcing a failure. [ 553.047094][T22029] name failslab, interval 1, probability 0, space 0, times 0 [ 553.075324][T22021] ldm_validate_partition_table(): Disk read failed. [ 553.113577][T22026] Dev nbd0: unable to read RDB block 0 [ 553.121608][T13560] block nbd5: Receive control failed (result -22) [ 553.127467][T22021] Dev nbd3: unable to read RDB block 0 [ 553.147612][T22029] CPU: 1 PID: 22029 Comm: syz-executor.1 Not tainted 5.4.0-rc3+ #0 [ 553.147922][T22026] nbd0: unable to read partition table [ 553.155982][T22029] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 553.155990][T22029] Call Trace: [ 553.156018][T22029] dump_stack+0x172/0x1f0 [ 553.156039][T22029] should_fail.cold+0xa/0x15 [ 553.156061][T22029] ? fault_create_debugfs_attr+0x180/0x180 [ 553.156079][T22029] ? ___might_sleep+0x163/0x2c0 [ 553.156099][T22029] __should_failslab+0x121/0x190 [ 553.156115][T22029] should_failslab+0x9/0x14 [ 553.156128][T22029] kmem_cache_alloc+0x2aa/0x710 [ 553.156153][T22029] ? current_time+0x6b/0x110 [ 553.156171][T22029] ? ktime_get_coarse_real_ts64+0xf0/0x2b0 [ 553.156188][T22029] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 553.156207][T22029] ? timestamp_truncate+0x20f/0x2f0 [ 553.162578][T22026] nbd0: partition table beyond EOD, truncated [ 553.172277][T22029] __d_alloc+0x2e/0x8c0 [ 553.172296][T22029] d_alloc_pseudo+0x1e/0x70 [ 553.172311][T22029] alloc_file_pseudo+0xe2/0x280 [ 553.172327][T22029] ? alloc_file+0x4d0/0x4d0 [ 553.172344][T22029] ? lockdep_annotate_inode_mutex_key+0x5b/0x70 [ 553.172368][T22029] __shmem_file_setup.part.0+0x108/0x2b0 [ 553.172385][T22029] shmem_file_setup+0x66/0x90 [ 553.172404][T22029] __x64_sys_memfd_create+0x2a2/0x470 [ 553.172421][T22029] ? memfd_fcntl+0x18c0/0x18c0 [ 553.172436][T22029] ? do_syscall_64+0x26/0x760 [ 553.172456][T22029] ? lockdep_hardirqs_on+0x421/0x5e0 [ 553.180501][T22029] ? trace_hardirqs_on+0x67/0x240 [ 553.180520][T22029] do_syscall_64+0xfa/0x760 [ 553.180541][T22029] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 553.180559][T22029] RIP: 0033:0x459a59 [ 553.315239][T22029] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 553.335112][T22029] RSP: 002b:00007f0b43f90a88 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 553.343727][T22029] RAX: ffffffffffffffda RBX: 0000000020000000 RCX: 0000000000459a59 [ 553.351787][T22029] RDX: 0000000020000028 RSI: 0000000000000000 RDI: 00000000004be9b7 [ 553.359858][T22029] RBP: 000000000075bf20 R08: fe03f80fe03f80ff R09: 00000000fbad8001 [ 553.368278][T22029] R10: 0000000000000400 R11: 0000000000000246 R12: 00007f0b43f916d4 [ 553.376546][T22029] R13: 00000000004c8e36 R14: 00000000004e03d0 R15: 0000000000000003 [ 553.392166][T22021] nbd3: unable to read partition table [ 553.407850][T22033] block nbd5: shutting down sockets [ 553.424392][T22021] nbd3: partition table beyond EOD, truncated 07:53:30 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:30 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:30 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x600000000000000, 0x0) [ 553.598688][T22025] block nbd3: Could not allocate knbd recv work queue. [ 553.614966][T22026] block nbd0: Could not allocate knbd recv work queue. [ 553.640594][T22025] block nbd3: shutting down sockets 07:53:30 executing program 1 (fault-call:0 fault-nth:4): syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 553.680997][T22026] block nbd0: shutting down sockets 07:53:30 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x3000000000000000, 0x0) 07:53:30 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) r7 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ubi_ctrl\x00', 0x810880, 0x0) r8 = openat$cgroup_ro(r7, &(0x7f00000000c0)='cpuacct.usage_all\x00', 0x2761, 0x0) preadv(r8, 0x0, 0x0, 0x0) setsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r8, 0x84, 0x22, &(0x7f0000000000)={0x3f, 0x1, 0xca, 0x9, r6}, 0x10) [ 553.825027][T13560] block nbd5: Receive control failed (result -22) 07:53:30 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, 0x0) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 553.882723][T22052] block nbd5: shutting down sockets 07:53:30 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 554.010556][T13560] block nbd3: Receive control failed (result -22) [ 554.065110][T22059] block nbd3: shutting down sockets [ 554.103728][T13560] block nbd0: Receive control failed (result -22) 07:53:30 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x700000000000000, 0x0) 07:53:30 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, 0x0) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 554.176986][T22063] block nbd0: shutting down sockets [ 554.236403][T22064] FAULT_INJECTION: forcing a failure. [ 554.236403][T22064] name failslab, interval 1, probability 0, space 0, times 0 [ 554.261589][T22063] block nbd0: shutting down sockets [ 554.274245][T22064] CPU: 0 PID: 22064 Comm: syz-executor.1 Not tainted 5.4.0-rc3+ #0 [ 554.284086][T22064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 554.294624][T22064] Call Trace: [ 554.294651][T22064] dump_stack+0x172/0x1f0 [ 554.294674][T22064] should_fail.cold+0xa/0x15 [ 554.307498][T22064] ? fault_create_debugfs_attr+0x180/0x180 [ 554.313424][T22064] ? ___might_sleep+0x163/0x2c0 [ 554.320412][T22064] __should_failslab+0x121/0x190 [ 554.325474][T22064] should_failslab+0x9/0x14 [ 554.330108][T22064] kmem_cache_alloc+0x2aa/0x710 [ 554.335156][T22064] ? rwlock_bug.part.0+0x90/0x90 [ 554.340353][T22064] ? lock_downgrade+0x920/0x920 [ 554.345319][T22064] __alloc_file+0x27/0x340 [ 554.349929][T22064] alloc_empty_file+0x72/0x170 [ 554.354724][T22064] alloc_file+0x5e/0x4d0 [ 554.359185][T22064] alloc_file_pseudo+0x189/0x280 [ 554.364412][T22064] ? alloc_file+0x4d0/0x4d0 [ 554.369195][T22064] ? lockdep_annotate_inode_mutex_key+0x5b/0x70 [ 554.375501][T22064] __shmem_file_setup.part.0+0x108/0x2b0 [ 554.381163][T22064] shmem_file_setup+0x66/0x90 [ 554.386101][T22064] __x64_sys_memfd_create+0x2a2/0x470 [ 554.391534][T22064] ? memfd_fcntl+0x18c0/0x18c0 [ 554.396404][T22064] ? do_syscall_64+0x26/0x760 [ 554.401197][T22064] ? lockdep_hardirqs_on+0x421/0x5e0 [ 554.406709][T22064] ? trace_hardirqs_on+0x67/0x240 [ 554.411852][T22064] do_syscall_64+0xfa/0x760 [ 554.416384][T22064] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 554.422382][T22064] RIP: 0033:0x459a59 07:53:31 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x3f00000000000000, 0x0) [ 554.426435][T22064] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 554.446316][T22064] RSP: 002b:00007f0b43f90a88 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 554.454951][T22064] RAX: ffffffffffffffda RBX: 0000000020000000 RCX: 0000000000459a59 [ 554.463023][T22064] RDX: 0000000020000028 RSI: 0000000000000000 RDI: 00000000004be9b7 [ 554.463033][T22064] RBP: 000000000075bf20 R08: fe03f80fe03f80ff R09: 00000000fbad8001 [ 554.463042][T22064] R10: 0000000000000400 R11: 0000000000000246 R12: 00007f0b43f916d4 [ 554.463050][T22064] R13: 00000000004c8e36 R14: 00000000004e03d0 R15: 0000000000000003 [ 554.504911][T13560] block nbd5: Receive control failed (result -22) [ 554.521034][T22077] block nbd5: shutting down sockets 07:53:31 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 554.587962][T13560] block nbd3: Receive control failed (result -22) [ 554.645422][T22085] block nbd3: shutting down sockets [ 554.652355][T13560] block nbd5: Receive control failed (result -22) [ 554.660714][ T2500] block nbd5: Attempted send on invalid socket [ 554.667260][ T2500] block nbd5: shutting down sockets [ 554.672658][ T2500] print_req_error: 529 callbacks suppressed [ 554.672676][ T2500] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 554.691466][ T2500] buffer_io_error: 530 callbacks suppressed [ 554.691476][ T2500] Buffer I/O error on dev nbd5, logical block 0, async page read [ 554.705328][ T2500] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 3 prio class 0 [ 554.717059][ T2500] Buffer I/O error on dev nbd5, logical block 1, async page read [ 554.724827][ T2500] Buffer I/O error on dev nbd5, logical block 2, async page read [ 554.732768][ T2500] Buffer I/O error on dev nbd5, logical block 3, async page read 07:53:31 executing program 1 (fault-call:0 fault-nth:5): syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 554.741002][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 554.752359][ T2501] Buffer I/O error on dev nbd5, logical block 0, async page read [ 554.760621][ T2501] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 3 prio class 0 [ 554.771703][ T2501] Buffer I/O error on dev nbd5, logical block 1, async page read [ 554.785927][ T2501] Buffer I/O error on dev nbd5, logical block 2, async page read [ 554.793979][ T2501] Buffer I/O error on dev nbd5, logical block 3, async page read [ 554.802540][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 4 prio class 0 [ 554.813801][ T2501] Buffer I/O error on dev nbd5, logical block 0, async page read [ 554.821912][ T2501] Buffer I/O error on dev nbd5, logical block 1, async page read [ 554.832069][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 4 prio class 0 07:53:31 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, 0x0) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 554.843405][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 554.855213][ T2501] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 3 prio class 0 [ 554.866862][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 554.878292][ T2501] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 554.890562][T22082] ldm_validate_partition_table(): Disk read failed. [ 554.905356][T22082] Dev nbd5: unable to read RDB block 0 [ 554.912540][T22082] nbd5: unable to read partition table [ 554.926447][T22082] nbd5: partition table beyond EOD, truncated 07:53:31 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x4000000000000000, 0x0) 07:53:31 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x800000000000000, 0x0) 07:53:31 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) r7 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r7, 0x0, 0x0, 0x0) r8 = syz_genetlink_get_family_id$team(&(0x7f00000000c0)='team\x00') r9 = socket$nl_route(0x10, 0x3, 0x0) r10 = socket$netlink(0x10, 0x3, 0x0) r11 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r11, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r11, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r10, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, r12}, [@IFLA_LINKINFO={0x28, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18, 0x2, @VETH_INFO_PEER={0x14}}}}]}, 0x48}}, 0x0) sendmsg$nl_route_sched(r9, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000540)=@newqdisc={0x74, 0x24, 0x507, 0x0, 0x0, {0x0, r12, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_sfq={{0x8, 0x1, 'sfq\x00'}, {0x48}}]}, 0x74}}, 0x0) recvfrom$packet(0xffffffffffffffff, 0x0, 0x0, 0x10000, &(0x7f00000012c0)={0x11, 0x0, r12, 0x1, 0x4f, 0x6, @broadcast}, 0x14) r13 = socket$nl_route(0x10, 0x3, 0x0) r14 = socket$netlink(0x10, 0x3, 0x0) r15 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r15, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r15, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r14, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, r16}, [@IFLA_LINKINFO={0x28, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18, 0x2, @VETH_INFO_PEER={0x14}}}}]}, 0x48}}, 0x0) sendmsg$nl_route_sched(r13, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000540)=@newqdisc={0x74, 0x24, 0x507, 0x0, 0x0, {0x0, r16, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_sfq={{0x8, 0x1, 'sfq\x00'}, {0x48}}]}, 0x74}}, 0x0) recvfrom$packet(0xffffffffffffffff, 0x0, 0x0, 0x10000, &(0x7f00000012c0)={0x11, 0x0, r16, 0x1, 0x4f, 0x6, @broadcast}, 0x14) getsockopt$inet_mreqn(r0, 0x0, 0x24, &(0x7f0000000200)={@empty, @loopback, 0x0}, &(0x7f0000000240)=0xc) r18 = socket$nl_route(0x10, 0x3, 0x0) r19 = socket$netlink(0x10, 0x3, 0x0) r20 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r20, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r20, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r19, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, r21}, [@IFLA_LINKINFO={0x28, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18, 0x2, @VETH_INFO_PEER={0x14}}}}]}, 0x48}}, 0x0) sendmsg$nl_route_sched(r18, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000540)=@newqdisc={0x74, 0x24, 0x507, 0x0, 0x0, {0x0, r21, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_sfq={{0x8, 0x1, 'sfq\x00'}, {0x48}}]}, 0x74}}, 0x0) r22 = socket$nl_route(0x10, 0x3, 0x0) r23 = socket$netlink(0x10, 0x3, 0x0) r24 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r24, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r24, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r23, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, r25}, [@IFLA_LINKINFO={0x28, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18, 0x2, @VETH_INFO_PEER={0x14}}}}]}, 0x48}}, 0x0) sendmsg$nl_route_sched(r22, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000540)=@newqdisc={0x74, 0x24, 0x507, 0x0, 0x0, {0x0, r25, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_sfq={{0x8, 0x1, 'sfq\x00'}, {0x48}}]}, 0x74}}, 0x0) recvfrom$packet(0xffffffffffffffff, 0x0, 0x0, 0x10000, &(0x7f00000012c0)={0x11, 0x0, r25, 0x1, 0x4f, 0x6, @broadcast}, 0x14) ioctl$ifreq_SIOCGIFINDEX_team(r18, 0x8933, &(0x7f0000000280)={'team0\x00', r25}) r27 = socket$nl_route(0x10, 0x3, 0x0) r28 = socket$netlink(0x10, 0x3, 0x0) r29 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r29, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r29, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r28, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, r30}, [@IFLA_LINKINFO={0x28, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18, 0x2, @VETH_INFO_PEER={0x14}}}}]}, 0x48}}, 0x0) sendmsg$nl_route_sched(r27, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000540)=@newqdisc={0x74, 0x24, 0x507, 0x0, 0x0, {0x0, r30, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_sfq={{0x8, 0x1, 'sfq\x00'}, {0x48}}]}, 0x74}}, 0x0) recvfrom$packet(0xffffffffffffffff, 0x0, 0x0, 0x10000, &(0x7f00000012c0)={0x11, 0x0, r30, 0x1, 0x4f, 0x6, @broadcast}, 0x14) accept$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @link_local}, &(0x7f0000000340)=0x14) r32 = socket$nl_route(0x10, 0x3, 0x0) r33 = socket$netlink(0x10, 0x3, 0x0) r34 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r34, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r34, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r33, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, r35}, [@IFLA_LINKINFO={0x28, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18, 0x2, @VETH_INFO_PEER={0x14}}}}]}, 0x48}}, 0x0) sendmsg$nl_route_sched(r32, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000540)=@newqdisc={0x74, 0x24, 0x507, 0x0, 0x0, {0x0, r35, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_sfq={{0x8, 0x1, 'sfq\x00'}, {0x48}}]}, 0x74}}, 0x0) recvfrom$packet(0xffffffffffffffff, 0x0, 0x0, 0x10000, &(0x7f00000012c0)={0x11, 0x0, r35, 0x1, 0x4f, 0x6, @broadcast}, 0x14) r36 = socket$nl_route(0x10, 0x3, 0x0) r37 = socket$netlink(0x10, 0x3, 0x0) r38 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r38, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r38, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r37, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, r39}, [@IFLA_LINKINFO={0x28, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18, 0x2, @VETH_INFO_PEER={0x14}}}}]}, 0x48}}, 0x0) sendmsg$nl_route_sched(r36, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000540)=@newqdisc={0x74, 0x24, 0x507, 0x0, 0x0, {0x0, r39, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_sfq={{0x8, 0x1, 'sfq\x00'}, {0x48}}]}, 0x74}}, 0x0) recvfrom$packet(0xffffffffffffffff, 0x0, 0x0, 0x10000, &(0x7f00000012c0)={0x11, 0x0, r39, 0x1, 0x4f, 0x6, @broadcast}, 0x14) r40 = socket$nl_route(0x10, 0x3, 0x0) r41 = socket$netlink(0x10, 0x3, 0x0) r42 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r42, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r42, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r41, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, r43}, [@IFLA_LINKINFO={0x28, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18, 0x2, @VETH_INFO_PEER={0x14}}}}]}, 0x48}}, 0x0) sendmsg$nl_route_sched(r40, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000540)=@newqdisc={0x74, 0x24, 0x507, 0x0, 0x0, {0x0, r43, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_sfq={{0x8, 0x1, 'sfq\x00'}, {0x48}}]}, 0x74}}, 0x0) recvfrom$packet(0xffffffffffffffff, 0x0, 0x0, 0x10000, &(0x7f00000012c0)={0x11, 0x0, r43, 0x1, 0x4f, 0x6, @broadcast}, 0x14) r44 = socket$netlink(0x10, 0x3, 0x0) r45 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r45, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r45, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r44, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r46, @ANYBLOB="0000006574680000000018008d4ec1bd02001400"/29, @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00'], 0x48}}, 0x0) recvmmsg(r44, &(0x7f0000005100)=[{{&(0x7f0000000380)=@can={0x1d, 0x0}, 0x80, &(0x7f0000000600)=[{&(0x7f0000000400)=""/211, 0xd3}, {&(0x7f0000000500)=""/198, 0xc6}], 0x2, &(0x7f0000000700)=""/94, 0x5e}, 0x6}, {{&(0x7f0000000780)=@hci, 0x80, &(0x7f00000019c0)=[{&(0x7f0000000800)=""/4096, 0x1000}, {&(0x7f0000000640)=""/44, 0x2c}, {&(0x7f0000001800)=""/230, 0xe6}, {&(0x7f0000001900)=""/85, 0x55}, {&(0x7f0000001980)=""/63, 0x3f}], 0x5}, 0x5}, {{&(0x7f0000001a40)=@alg, 0x80, &(0x7f0000001b00)=[{&(0x7f0000001ac0)=""/31, 0x1f}], 0x1}, 0x4000000}, {{&(0x7f0000001b40)=@nfc_llcp, 0x80, &(0x7f0000001f80)=[{&(0x7f0000001bc0)=""/107, 0x6b}, {&(0x7f0000001c40)=""/102, 0x66}, {&(0x7f0000001cc0)=""/244, 0xf4}, {&(0x7f0000001dc0)=""/92, 0x5c}, {&(0x7f0000001e40)=""/125, 0x7d}, {&(0x7f0000001ec0)=""/135, 0x87}], 0x6, &(0x7f0000002000)=""/93, 0x5d}, 0x4}, {{&(0x7f0000002080)=@rc, 0x80, &(0x7f0000002300)=[{&(0x7f0000002100)=""/104, 0x68}, {&(0x7f0000002180)=""/132, 0x84}, {&(0x7f0000002240)=""/80, 0x50}, {&(0x7f00000022c0)=""/9, 0x9}], 0x4, &(0x7f0000002340)=""/148, 0x94}, 0xfffffff8}, {{&(0x7f0000002400)=@rc, 0x80, &(0x7f0000003800)=[{&(0x7f0000002480)=""/4096, 0x1000}, {&(0x7f0000003480)=""/145, 0x91}, {&(0x7f0000003540)=""/198, 0xc6}, {&(0x7f0000003640)=""/156, 0x9c}, {&(0x7f0000003700)=""/78, 0x4e}, {&(0x7f0000003780)=""/99, 0x63}], 0x6, &(0x7f0000003880)=""/126, 0x7e}, 0x1}, {{&(0x7f0000003900)=@ipx, 0x80, &(0x7f0000003980), 0x0, &(0x7f00000039c0)=""/226, 0xe2}, 0x400}, {{&(0x7f0000003ac0)=@sco, 0x80, &(0x7f0000004ec0)=[{&(0x7f0000003b40)=""/54, 0x36}, {&(0x7f0000003b80)=""/66, 0x42}, {&(0x7f0000003c00)=""/158, 0x9e}, {&(0x7f0000003cc0)=""/106, 0x6a}, {&(0x7f0000003d40)=""/184, 0xb8}, {&(0x7f0000003e00)=""/4096, 0x1000}, {&(0x7f0000004e00)=""/151, 0x97}], 0x7, &(0x7f0000004f40)=""/53, 0x35}, 0x2}, {{&(0x7f0000004f80)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev}}}, 0x80, &(0x7f0000005080)=[{&(0x7f0000005000)=""/96, 0x60}], 0x1, &(0x7f00000050c0)=""/38, 0x26}, 0x8}], 0x9, 0x100, &(0x7f0000005340)={0x0, 0x1c9c380}) r48 = socket$nl_route(0x10, 0x3, 0x0) r49 = socket$netlink(0x10, 0x3, 0x0) r50 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r50, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r50, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r49, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, r51}, [@IFLA_LINKINFO={0x28, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18, 0x2, @VETH_INFO_PEER={0x14}}}}]}, 0x48}}, 0x0) sendmsg$nl_route_sched(r48, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000540)=@newqdisc={0x74, 0x24, 0x507, 0x0, 0x0, {0x0, r51, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_sfq={{0x8, 0x1, 'sfq\x00'}, {0x48}}]}, 0x74}}, 0x0) recvfrom$packet(0xffffffffffffffff, 0x0, 0x0, 0x10000, &(0x7f00000012c0)={0x11, 0x0, r51, 0x1, 0x4f, 0x6, @broadcast}, 0x14) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000005440)={'nr0\x00', r51}) r53 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r53, 0x0, 0x0, 0x0) getsockopt$inet_mreqn(r53, 0x0, 0x20, &(0x7f0000005540)={@rand_addr, @remote, 0x0}, &(0x7f0000005580)=0xc) r55 = socket$nl_route(0x10, 0x3, 0x0) r56 = socket$netlink(0x10, 0x3, 0x0) r57 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r57, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r57, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r56, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, r58}, [@IFLA_LINKINFO={0x28, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18, 0x2, @VETH_INFO_PEER={0x14}}}}]}, 0x48}}, 0x0) sendmsg$nl_route_sched(r55, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000540)=@newqdisc={0x74, 0x24, 0x507, 0x0, 0x0, {0x0, r58, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_sfq={{0x8, 0x1, 'sfq\x00'}, {0x48}}]}, 0x74}}, 0x0) recvfrom$packet(0xffffffffffffffff, 0x0, 0x0, 0x10000, &(0x7f00000012c0)={0x11, 0x0, r58, 0x1, 0x4f, 0x6, @broadcast}, 0x14) r59 = socket$nl_route(0x10, 0x3, 0x0) r60 = socket$netlink(0x10, 0x3, 0x0) r61 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r61, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r61, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r60, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, r62}, [@IFLA_LINKINFO={0x28, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18, 0x2, @VETH_INFO_PEER={0x14}}}}]}, 0x48}}, 0x0) sendmsg$nl_route_sched(r59, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000540)=@newqdisc={0x74, 0x24, 0x507, 0x0, 0x0, {0x0, r62, {}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_sfq={{0x8, 0x1, 'sfq\x00'}, {0x48}}]}, 0x74}}, 0x0) recvfrom$packet(0xffffffffffffffff, 0x0, 0x0, 0x10000, &(0x7f00000012c0)={0x11, 0x0, r62, 0x1, 0x4f, 0x6, @broadcast}, 0x14) accept4$packet(0xffffffffffffffff, &(0x7f00000056c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000005700)=0x14, 0x800) sendmsg$TEAM_CMD_NOOP(r7, &(0x7f0000005e00)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000005dc0)={&(0x7f0000005740)={0x670, r8, 0x200, 0x70bd25, 0x25dfdbfc, {}, [{{0x8, 0x1, r12}, {0xb4, 0x2, [{0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r16}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r17}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8}, {0x8, 0x4, r26}}}]}}, {{0x8, 0x1, r30}, {0x174, 0x2, [{0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x8}, {0x8, 0x4, 0x9}}}, {0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r31}}}, {0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8}, {0x10, 0x4, 'loadbalance\x00'}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8}, {0x8, 0x4, 0x9}}, {0x8, 0x6, r35}}}, {0x3c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8}, {0xc, 0x4, 'hash\x00'}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8}, {0x8, 0x4, 0x5}}, {0x8}}}]}}, {{0x8, 0x1, r39}, {0x1a8, 0x2, [{0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r43}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8}, {0x4}}, {0x8}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x8}, {0x8, 0x4, 0x9}}, {0x8, 0x6, r47}}}, {0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8}, {0x10, 0x4, 'loadbalance\x00'}}}, {0x3c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8}, {0xc, 0x4, 'hash\x00'}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x8}, {0x8, 0x4, 0x4}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x8}, {0x8, 0x4, r52}}}]}}, {{0x8, 0x1, r54}, {0x138, 0x2, [{0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r58}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r62}}}, {0x44, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x8}, {0x14, 0x4, [{0x3f, 0x7, 0x5, 0x3}, {0x27c, 0x2, 0x3, 0x8}]}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8}, {0x8, 0x4, 0x9}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8}, {0x8, 0x4, 0x7fffffff}}}]}}, {{0x8}, {0x12c, 0x2, [{0x3c, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x8}, {0xc, 0x4, [{0x5, 0x2, 0x1, 0x8}]}}}, {0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8}, {0x8, 0x4, 0x26c}}, {0x8}}}, {0x38, 0x1, @notify_peers_interval={{0x24, 0x1, 'notify_peers_interval\x00'}, {0x8}, {0x8, 0x4, 0x2460}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x8}, {0x8, 0x4, 0x400}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r63}}}]}}]}, 0x670}, 0x1, 0x0, 0x0, 0x8002}, 0x2000040) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 555.118989][T13560] block nbd0: Receive control failed (result -22) [ 555.137174][T22097] FAULT_INJECTION: forcing a failure. [ 555.137174][T22097] name failslab, interval 1, probability 0, space 0, times 0 [ 555.185129][T22097] CPU: 1 PID: 22097 Comm: syz-executor.1 Not tainted 5.4.0-rc3+ #0 [ 555.193330][T22097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 555.203728][T22097] Call Trace: [ 555.207058][T22097] dump_stack+0x172/0x1f0 [ 555.211457][T22097] should_fail.cold+0xa/0x15 [ 555.216079][T22097] ? fault_create_debugfs_attr+0x180/0x180 [ 555.221929][T22097] ? ___might_sleep+0x163/0x2c0 [ 555.226961][T22097] __should_failslab+0x121/0x190 [ 555.231925][T22097] should_failslab+0x9/0x14 [ 555.236616][T22097] kmem_cache_alloc+0x2aa/0x710 [ 555.236633][T22097] ? rwlock_bug.part.0+0x90/0x90 [ 555.236651][T22097] ? lock_downgrade+0x920/0x920 [ 555.236669][T22097] __alloc_file+0x27/0x340 [ 555.236686][T22097] alloc_empty_file+0x72/0x170 [ 555.236707][T22097] alloc_file+0x5e/0x4d0 [ 555.251685][T22097] alloc_file_pseudo+0x189/0x280 [ 555.251703][T22097] ? alloc_file+0x4d0/0x4d0 [ 555.251722][T22097] ? lockdep_annotate_inode_mutex_key+0x5b/0x70 07:53:32 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, 0x0, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 555.251753][T22097] __shmem_file_setup.part.0+0x108/0x2b0 [ 555.251772][T22097] shmem_file_setup+0x66/0x90 [ 555.251794][T22097] __x64_sys_memfd_create+0x2a2/0x470 [ 555.261307][T22097] ? memfd_fcntl+0x18c0/0x18c0 [ 555.261324][T22097] ? do_syscall_64+0x26/0x760 [ 555.261341][T22097] ? lockdep_hardirqs_on+0x421/0x5e0 [ 555.261357][T22097] ? trace_hardirqs_on+0x67/0x240 [ 555.261375][T22097] do_syscall_64+0xfa/0x760 [ 555.261396][T22097] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 555.261420][T22097] RIP: 0033:0x459a59 [ 555.270818][T22097] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 555.270826][T22097] RSP: 002b:00007f0b43f90a88 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 555.270841][T22097] RAX: ffffffffffffffda RBX: 0000000020000000 RCX: 0000000000459a59 [ 555.270849][T22097] RDX: 0000000020000028 RSI: 0000000000000000 RDI: 00000000004be9b7 [ 555.270858][T22097] RBP: 000000000075bf20 R08: fe03f80fe03f80ff R09: 00000000fbad8001 [ 555.270876][T22097] R10: 0000000000000400 R11: 0000000000000246 R12: 00007f0b43f916d4 [ 555.281862][T22097] R13: 00000000004c8e36 R14: 00000000004e03d0 R15: 0000000000000003 07:53:32 executing program 1 (fault-call:0 fault-nth:6): syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 555.440436][T13560] block nbd5: Receive control failed (result -22) [ 555.469711][T13560] block nbd3: Receive control failed (result -22) 07:53:32 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, 0x0, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 555.552120][T22110] block nbd5: shutting down sockets 07:53:32 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 555.636228][T22106] block nbd3: shutting down sockets [ 555.674592][T13560] block nbd5: Receive control failed (result -22) [ 555.684386][T22129] FAULT_INJECTION: forcing a failure. [ 555.684386][T22129] name failslab, interval 1, probability 0, space 0, times 0 [ 555.708550][T22129] CPU: 1 PID: 22129 Comm: syz-executor.1 Not tainted 5.4.0-rc3+ #0 [ 555.717232][T22129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 555.717255][T22129] Call Trace: [ 555.717283][T22129] dump_stack+0x172/0x1f0 [ 555.717306][T22129] should_fail.cold+0xa/0x15 [ 555.717327][T22129] ? fault_create_debugfs_attr+0x180/0x180 [ 555.717347][T22129] ? ___might_sleep+0x163/0x2c0 [ 555.717367][T22129] __should_failslab+0x121/0x190 [ 555.717383][T22129] should_failslab+0x9/0x14 [ 555.717393][T22129] __kmalloc+0x2e0/0x770 [ 555.717412][T22129] ? mark_held_locks+0xf0/0xf0 [ 555.747335][T22129] ? stack_trace_save+0xac/0xe0 [ 555.747354][T22129] ? tomoyo_realpath_from_path+0xcd/0x7b0 [ 555.747370][T22129] tomoyo_realpath_from_path+0xcd/0x7b0 [ 555.747384][T22129] ? tomoyo_path_perm+0x1cb/0x430 [ 555.747405][T22129] tomoyo_path_perm+0x230/0x430 [ 555.747416][T22129] ? tomoyo_path_perm+0x1cb/0x430 [ 555.747434][T22129] ? tomoyo_check_open_permission+0x3f0/0x3f0 [ 555.747462][T22129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 555.757395][T22129] ? rcu_read_lock_any_held+0xcd/0xf0 [ 555.757411][T22129] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 555.757426][T22129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 555.757448][T22129] tomoyo_path_truncate+0x1d/0x30 [ 555.766341][T22129] security_path_truncate+0xf2/0x150 [ 555.766360][T22129] do_sys_ftruncate+0x3d9/0x550 [ 555.766379][T22129] __x64_sys_ftruncate+0x59/0x80 [ 555.766394][T22129] do_syscall_64+0xfa/0x760 [ 555.766416][T22129] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 555.772358][T22102] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=22102 comm=syz-executor.0 [ 555.776438][T22129] RIP: 0033:0x459a27 [ 555.776452][T22129] Code: 24 29 d7 48 69 ff e8 03 00 00 48 89 7c 24 08 48 89 e7 e8 dc e4 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 b8 4d 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 555.776459][T22129] RSP: 002b:00007f0b43f90a88 EFLAGS: 00000217 ORIG_RAX: 000000000000004d [ 555.776469][T22129] RAX: ffffffffffffffda RBX: 0000000020000000 RCX: 0000000000459a27 [ 555.776477][T22129] RDX: 0000000020000028 RSI: 0000000000000800 RDI: 0000000000000004 [ 555.776484][T22129] RBP: 000000000075bf20 R08: fe03f80fe03f80ff R09: 00000000fbad8001 [ 555.776492][T22129] R10: 0000000000000400 R11: 0000000000000217 R12: 0000000000000004 [ 555.776500][T22129] R13: 00000000004c8e36 R14: 00000000004e03d0 R15: 0000000000000003 [ 555.883902][T22120] block nbd3: Could not allocate knbd recv work queue. [ 555.899211][T22111] block nbd5: shutting down sockets [ 555.915906][T22129] ERROR: Out of memory at tomoyo_realpath_from_path. 07:53:32 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x900000000000000, 0x0) 07:53:32 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, 0x0, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 556.029545][T22129] EXT4-fs (loop1): Unsupported filesystem blocksize 0 (1923657432 log_block_size) [ 556.067742][T22120] block nbd3: shutting down sockets 07:53:32 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:33 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x4800000000000000, 0x0) [ 556.277713][T13560] block nbd5: Receive control failed (result -22) 07:53:33 executing program 1 (fault-call:0 fault-nth:7): syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 556.364284][ T2500] block nbd5: Attempted send on invalid socket [ 556.372855][ T2500] block nbd5: shutting down sockets [ 556.450396][T22150] ldm_validate_partition_table(): Disk read failed. [ 556.533002][T13560] block nbd3: Receive control failed (result -22) [ 556.540939][T22150] Dev nbd5: unable to read RDB block 0 [ 556.555710][T22157] block nbd3: shutting down sockets 07:53:33 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 556.578040][T22150] nbd5: unable to read partition table [ 556.586156][T22150] nbd5: partition table beyond EOD, truncated [ 556.594754][T22165] FAULT_INJECTION: forcing a failure. [ 556.594754][T22165] name failslab, interval 1, probability 0, space 0, times 0 [ 556.652727][T22102] block nbd0: shutting down sockets [ 556.666057][T22165] CPU: 1 PID: 22165 Comm: syz-executor.1 Not tainted 5.4.0-rc3+ #0 [ 556.674000][T22165] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 556.684102][T22165] Call Trace: [ 556.687647][T22165] dump_stack+0x172/0x1f0 [ 556.691993][T22165] should_fail.cold+0xa/0x15 [ 556.696610][T22165] ? fault_create_debugfs_attr+0x180/0x180 [ 556.702444][T22165] ? ___might_sleep+0x163/0x2c0 [ 556.707318][T22165] __should_failslab+0x121/0x190 [ 556.712266][T22165] should_failslab+0x9/0x14 [ 556.717008][T22165] __kmalloc+0x2e0/0x770 [ 556.721352][T22165] ? mark_held_locks+0xf0/0xf0 [ 556.726127][T22165] ? stack_trace_save+0xac/0xe0 [ 556.730993][T22165] ? tomoyo_realpath_from_path+0xcd/0x7b0 [ 556.736716][T22165] tomoyo_realpath_from_path+0xcd/0x7b0 [ 556.742267][T22165] ? tomoyo_path_perm+0x1cb/0x430 [ 556.747451][T22165] tomoyo_path_perm+0x230/0x430 [ 556.752304][T22165] ? tomoyo_path_perm+0x1cb/0x430 [ 556.757498][T22165] ? tomoyo_check_open_permission+0x3f0/0x3f0 [ 556.763584][T22165] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 556.769882][T22165] ? rcu_read_lock_any_held+0xcd/0xf0 [ 556.775531][T22165] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 556.780883][T22165] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 556.787157][T22165] tomoyo_path_truncate+0x1d/0x30 [ 556.792343][T22165] security_path_truncate+0xf2/0x150 [ 556.797635][T22165] do_sys_ftruncate+0x3d9/0x550 [ 556.802497][T22165] __x64_sys_ftruncate+0x59/0x80 [ 556.807924][T22165] do_syscall_64+0xfa/0x760 [ 556.812451][T22165] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 556.818435][T22165] RIP: 0033:0x459a27 [ 556.822492][T22165] Code: 24 29 d7 48 69 ff e8 03 00 00 48 89 7c 24 08 48 89 e7 e8 dc e4 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 b8 4d 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 556.844017][T22165] RSP: 002b:00007f0b43f90a88 EFLAGS: 00000217 ORIG_RAX: 000000000000004d 07:53:33 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x4c00000000000000, 0x0) [ 556.852794][T22165] RAX: ffffffffffffffda RBX: 0000000020000000 RCX: 0000000000459a27 [ 556.860769][T22165] RDX: 0000000020000028 RSI: 0000000000000800 RDI: 0000000000000004 [ 556.869355][T22165] RBP: 000000000075bf20 R08: fe03f80fe03f80ff R09: 00000000fbad8001 [ 556.877858][T22165] R10: 0000000000000400 R11: 0000000000000217 R12: 0000000000000004 [ 556.885895][T22165] R13: 00000000004c8e36 R14: 00000000004e03d0 R15: 0000000000000003 07:53:33 executing program 0: removexattr(0x0, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$VT_DISALLOCATE(r3, 0x5608) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) openat$mixer(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/mixer\x00', 0x1c0000, 0x0) r4 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r4, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r6 = dup3(r1, r5, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x6) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f0000000140)={r7, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:33 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 556.965916][T22165] ERROR: Out of memory at tomoyo_realpath_from_path. [ 557.044339][T13560] block nbd0: Receive control failed (result -22) [ 557.053285][ T2500] block nbd0: Attempted send on invalid socket [ 557.059594][ T2500] block nbd0: shutting down sockets [ 557.066005][T22165] EXT4-fs (loop1): Unsupported filesystem blocksize 0 (1923657432 log_block_size) [ 557.076108][T22174] ldm_validate_partition_table(): Disk read failed. 07:53:33 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xc00000000000000, 0x0) [ 557.110076][T13560] block nbd3: Receive control failed (result -22) [ 557.123858][T22180] kvm_hv_set_msr: 107 callbacks suppressed [ 557.123871][T22180] kvm [22166]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000006c data 0x4d00000000f [ 557.161166][T22174] Dev nbd0: unable to read RDB block 0 [ 557.161535][T22175] block nbd3: shutting down sockets [ 557.217498][T22180] kvm [22166]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000003a data 0x4d00000000f [ 557.228399][T22180] kvm [22166]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000008 data 0x4d00000000f [ 557.274033][T22180] kvm [22166]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000040 data 0x4d00000000f [ 557.281791][T22174] nbd0: unable to read partition table [ 557.285942][T22178] block nbd3: Could not allocate knbd recv work queue. [ 557.315519][T22178] block nbd3: shutting down sockets [ 557.323546][T22180] kvm [22166]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000000e data 0x4d00000000f [ 557.353298][T22180] kvm [22166]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000078 data 0x4d00000000f [ 557.372141][T22174] nbd0: partition table beyond EOD, truncated [ 557.378678][T13560] block nbd5: Receive control failed (result -22) [ 557.389116][T22180] kvm [22166]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000046 data 0x4d00000000f 07:53:34 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, 0x0, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 557.422934][T22189] block nbd5: shutting down sockets [ 557.426308][T22180] kvm [22166]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000014 data 0x4d00000000f [ 557.459711][T22180] kvm [22166]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000007e data 0x4d00000000f 07:53:34 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x55aaffff00000000, 0x0) [ 557.467728][T22196] block nbd0: Could not allocate knbd recv work queue. [ 557.514473][T22180] kvm [22166]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000004c data 0x4d00000000f [ 557.536228][T22196] block nbd0: shutting down sockets 07:53:34 executing program 1 (fault-call:0 fault-nth:8): syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 557.573980][T13560] block nbd5: Receive control failed (result -22) [ 557.577471][T13560] block nbd3: Receive control failed (result -22) [ 557.605727][ T2500] block nbd3: Attempted send on invalid socket [ 557.611937][ T2500] block nbd3: shutting down sockets [ 557.624834][ T2500] block nbd5: Attempted send on invalid socket [ 557.631878][ T2500] block nbd5: shutting down sockets 07:53:34 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) r4 = syz_open_dev$mice(&(0x7f0000000240)='/dev/input/mice\x00', 0x0, 0x240002) write$FUSE_INTERRUPT(r4, &(0x7f0000000280)={0x10, 0x0, 0x3}, 0x10) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r6 = dup3(r1, r5, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f0000000140)={r7, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) r8 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r8, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r9 = socket$inet6_sctp(0xa, 0x5, 0x84) r10 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r10, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r9, 0x84, 0x14, &(0x7f00000000c0)={r11}, 0x8) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r8, 0x84, 0x71, &(0x7f0000000000)={r11, 0x4}, &(0x7f00000000c0)=0x8) [ 557.703992][T22195] ldm_validate_partition_table(): Disk read failed. [ 557.711008][T22205] ldm_validate_partition_table(): Disk read failed. [ 557.735451][T22205] Dev nbd3: unable to read RDB block 0 [ 557.757384][T22195] Dev nbd5: unable to read RDB block 0 [ 557.769353][T22205] nbd3: unable to read partition table [ 557.786584][T22205] nbd3: partition table beyond EOD, truncated [ 557.793996][T22195] nbd5: unable to read partition table 07:53:34 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 557.824257][T22195] nbd5: partition table beyond EOD, truncated [ 557.878763][T22212] FAULT_INJECTION: forcing a failure. [ 557.878763][T22212] name fail_page_alloc, interval 1, probability 0, space 0, times 0 07:53:34 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, 0x0, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 557.925532][T13560] block nbd0: Receive control failed (result -22) [ 557.940738][T22212] CPU: 0 PID: 22212 Comm: syz-executor.1 Not tainted 5.4.0-rc3+ #0 [ 557.948810][T22203] block nbd3: shutting down sockets [ 557.948950][T22212] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 557.964191][T22212] Call Trace: [ 557.967492][T22212] dump_stack+0x172/0x1f0 [ 557.971826][T22212] should_fail.cold+0xa/0x15 [ 557.976416][T22212] ? fault_create_debugfs_attr+0x180/0x180 [ 557.982231][T22212] ? ___might_sleep+0x163/0x2c0 [ 557.982257][T22212] should_fail_alloc_page+0x50/0x60 [ 557.982274][T22212] __alloc_pages_nodemask+0x1a1/0x900 [ 557.997645][T22212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 558.003870][T22212] ? __alloc_pages_slowpath+0x2920/0x2920 [ 558.009578][T22212] ? avc_has_perm_noaudit+0x3b8/0x570 [ 558.014947][T22212] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 558.021173][T22212] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 558.027425][T22212] alloc_pages_vma+0xdd/0x620 [ 558.032111][T22212] shmem_alloc_page+0xc0/0x180 [ 558.036868][T22212] ? shmem_swapin+0x1a0/0x1a0 [ 558.041534][T22212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 558.047775][T22212] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 558.053577][T22212] ? __vm_enough_memory+0x1b7/0x390 [ 558.058775][T22212] shmem_alloc_and_acct_page+0x165/0x990 [ 558.064396][T22212] shmem_getpage_gfp+0x598/0x2680 [ 558.069415][T22212] ? shmem_unuse_inode+0x1010/0x1010 [ 558.074692][T22212] ? ktime_get_coarse_real_ts64+0xf0/0x2b0 [ 558.080483][T22212] ? current_time+0x6b/0x110 [ 558.085054][T22212] ? ktime_get_coarse_real_ts64+0xf0/0x2b0 [ 558.090845][T22212] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 558.097085][T22212] ? iov_iter_fault_in_readable+0x22c/0x450 [ 558.102966][T22212] shmem_write_begin+0x105/0x1e0 [ 558.107893][T22212] generic_perform_write+0x23b/0x540 [ 558.113158][T22212] ? timestamp_truncate+0x2f0/0x2f0 [ 558.118356][T22212] ? trace_event_raw_event_file_check_and_advance_wb_err+0x4b0/0x4b0 [ 558.126402][T22212] ? current_time+0x110/0x110 [ 558.131062][T22212] ? __kasan_check_write+0x14/0x20 [ 558.136159][T22212] ? down_write+0xdf/0x150 [ 558.140669][T22212] __generic_file_write_iter+0x25e/0x630 [ 558.146298][T22212] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 558.152017][T22212] generic_file_write_iter+0x420/0x690 [ 558.157469][T22212] ? __generic_file_write_iter+0x630/0x630 [ 558.163260][T22212] ? __kasan_check_read+0x11/0x20 [ 558.168268][T22212] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 558.174492][T22212] ? iov_iter_init+0xee/0x220 [ 558.179156][T22212] new_sync_write+0x4d3/0x770 [ 558.183815][T22212] ? new_sync_read+0x800/0x800 [ 558.188593][T22212] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 558.194731][T22212] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 558.199999][T22212] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 558.206222][T22212] __vfs_write+0xe1/0x110 [ 558.210538][T22212] vfs_write+0x268/0x5d0 [ 558.214763][T22212] ksys_pwrite64+0x183/0x1c0 [ 558.219335][T22212] ? __ia32_sys_pread64+0xf0/0xf0 [ 558.224339][T22212] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 558.229781][T22212] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 558.235232][T22212] ? do_syscall_64+0x26/0x760 [ 558.239891][T22212] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 558.245948][T22212] ? do_syscall_64+0x26/0x760 [ 558.250605][T22212] __x64_sys_pwrite64+0x97/0xf0 [ 558.255439][T22212] do_syscall_64+0xfa/0x760 [ 558.259925][T22212] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 558.265817][T22212] RIP: 0033:0x4139a7 [ 558.269694][T22212] Code: 12 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 a1 18 00 00 c3 48 83 ec 08 e8 a7 f9 ff ff 48 89 04 24 49 89 ca b8 12 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 ed f9 ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 558.289459][T22212] RSP: 002b:00007f0b43f90a80 EFLAGS: 00000293 ORIG_RAX: 0000000000000012 [ 558.297850][T22212] RAX: ffffffffffffffda RBX: 0000000020000010 RCX: 00000000004139a7 [ 558.305802][T22212] RDX: 000000000000003a RSI: 0000000020000140 RDI: 0000000000000004 [ 558.313754][T22212] RBP: 0000000000000000 R08: fe03f80fe03f80ff R09: 00000000fbad8001 [ 558.321707][T22212] R10: 0000000000000400 R11: 0000000000000293 R12: 0000000000000004 [ 558.329660][T22212] R13: 00000000004c8e36 R14: 00000000004e03d0 R15: 0000000000000003 07:53:35 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xe00000000000000, 0x0) 07:53:35 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 558.450506][T22212] EXT4-fs (loop1): VFS: Can't find ext4 filesystem [ 558.460141][T22213] block nbd0: shutting down sockets 07:53:35 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x6000000000000000, 0x0) 07:53:35 executing program 1 (fault-call:0 fault-nth:9): syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 558.587817][T13560] block nbd5: Receive control failed (result -22) [ 558.610917][ T2500] block nbd5: Attempted send on invalid socket [ 558.617178][ T2500] block nbd5: shutting down sockets [ 558.659121][T22227] ldm_validate_partition_table(): Disk read failed. [ 558.696593][T22213] block nbd0: shutting down sockets [ 558.748099][T22227] Dev nbd5: unable to read RDB block 0 [ 558.779781][T22241] FAULT_INJECTION: forcing a failure. [ 558.779781][T22241] name failslab, interval 1, probability 0, space 0, times 0 07:53:35 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, 0x0, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:35 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x20, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x800000000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) r4 = openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f00000000c0)='/selinux/checkreqprot\x00', 0x35e96fda1e7eff36, 0x0) ioctl$NBD_SET_SIZE_BLOCKS(r4, 0xab07, 0xfffffffffffffffc) r5 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r5, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r6 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r7 = dup3(r1, r6, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r7, 0x84, 0x23, &(0x7f0000000140)={r8, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 558.809658][T13560] block nbd3: Receive control failed (result -22) [ 558.831745][T22227] nbd5: unable to read partition table [ 558.843239][ T2500] block nbd3: Attempted send on invalid socket [ 558.849515][ T2500] block nbd3: shutting down sockets [ 558.869042][T22227] nbd5: partition table beyond EOD, truncated [ 558.880190][T22239] ldm_validate_partition_table(): Disk read failed. [ 558.924157][T22239] Dev nbd3: unable to read RDB block 0 [ 558.962807][T22239] nbd3: unable to read partition table 07:53:35 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 558.983224][T22239] nbd3: partition table beyond EOD, truncated [ 559.071033][T22241] CPU: 1 PID: 22241 Comm: syz-executor.1 Not tainted 5.4.0-rc3+ #0 [ 559.078966][T22241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 559.089029][T22241] Call Trace: [ 559.092343][T22241] dump_stack+0x172/0x1f0 [ 559.096698][T22241] should_fail.cold+0xa/0x15 [ 559.101311][T22241] ? fault_create_debugfs_attr+0x180/0x180 [ 559.107133][T22241] ? ___might_sleep+0x163/0x2c0 [ 559.111998][T22241] __should_failslab+0x121/0x190 [ 559.116948][T22241] should_failslab+0x9/0x14 [ 559.116962][T22241] kmem_cache_alloc+0x2aa/0x710 [ 559.116980][T22241] ? rcu_read_lock_any_held+0xcd/0xf0 [ 559.116996][T22241] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 559.117019][T22241] getname_flags+0xd6/0x5b0 [ 559.126345][T22241] getname+0x1a/0x20 [ 559.126362][T22241] do_sys_open+0x2c9/0x5d0 [ 559.126380][T22241] ? filp_open+0x80/0x80 [ 559.126398][T22241] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 559.126416][T22241] ? do_syscall_64+0x26/0x760 [ 559.126437][T22241] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 559.170309][T22241] ? do_syscall_64+0x26/0x760 [ 559.175009][T22241] __x64_sys_open+0x7e/0xc0 [ 559.179527][T22241] do_syscall_64+0xfa/0x760 [ 559.184044][T22241] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 559.184057][T22241] RIP: 0033:0x413941 [ 559.184071][T22241] Code: 75 14 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 559.184083][T22241] RSP: 002b:00007f0b43f90a80 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 559.193841][T22241] RAX: ffffffffffffffda RBX: 0000000020000028 RCX: 0000000000413941 [ 559.193850][T22241] RDX: 00007f0b43f90b0a RSI: 0000000000000002 RDI: 00007f0b43f90b00 [ 559.193859][T22241] RBP: 0000000000000001 R08: 0000000000000000 R09: 000000000000000a [ 559.193867][T22241] R10: 0000000000000075 R11: 0000000000000293 R12: 0000000000000004 [ 559.193876][T22241] R13: 00000000004c8e36 R14: 00000000004e03d0 R15: 0000000000000003 [ 559.263714][T13560] block nbd3: Receive control failed (result -22) 07:53:36 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x2000000000000000, 0x0) [ 559.272500][T22236] block nbd3: shutting down sockets 07:53:36 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:36 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) setxattr$trusted_overlay_opaque(&(0x7f0000000000)='./file0\x00', &(0x7f00000000c0)='trusted.overlay.opaque\x00', &(0x7f0000000180)='y\x00', 0x2, 0x1) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = syz_open_dev$vcsn(&(0x7f0000000200)='/dev/vcs#\x00', 0x10001, 0x800) ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(r3, 0xc08c5336, &(0x7f0000000240)={0x2fa47400, 0x2, 0x9, 'queue1\x00', 0x8aa4}) r4 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r4, 0x0, 0x0, 0x0) socket$inet_udp(0x2, 0x2, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r6 = dup3(r1, r5, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f0000000140)={r7, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:36 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x6800000000000000, 0x0) [ 559.437280][T13560] block nbd5: Receive control failed (result -22) [ 559.455108][ T2500] block nbd5: Attempted send on invalid socket [ 559.461410][ T2500] block nbd5: shutting down sockets 07:53:36 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 559.510577][T22262] ldm_validate_partition_table(): Disk read failed. [ 559.574035][T22262] Dev nbd5: unable to read RDB block 0 [ 559.583951][T13560] block nbd0: Receive control failed (result -22) [ 559.604111][T22268] block nbd0: shutting down sockets [ 559.621748][T22262] nbd5: unable to read partition table [ 559.645966][T22262] nbd5: partition table beyond EOD, truncated [ 559.670906][T13560] block nbd3: Receive control failed (result -22) [ 559.690410][T22268] block nbd0: shutting down sockets [ 559.757429][T22272] block nbd3: shutting down sockets [ 559.810769][T13560] block nbd5: Receive control failed (result -22) [ 559.820270][T22260] block nbd5: shutting down sockets 07:53:36 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:36 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockopt$inet_sctp6_SCTP_RESET_STREAMS(r4, 0x84, 0x77, &(0x7f0000000240)=ANY=[@ANYRES32=0x0, @ANYBLOB="02001900"], &(0x7f0000000280)=0x18) setsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r3, 0x84, 0x76, &(0x7f00000002c0)={r5, 0x2}, 0x8) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r6 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) r7 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r7, 0x0, 0x0, 0x0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r7, 0x84, 0x7b, &(0x7f0000000000)={0x0, 0xc0000000}, &(0x7f00000000c0)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f0000000180)={r8, 0x8001}, &(0x7f0000000200)=0x2) r9 = syz_open_dev$dspn(&(0x7f0000000080)='/dev/dsp#\x00', 0x1, 0x0) ioctl$int_in(r9, 0x208008000000500e, 0x0) preadv(r6, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r10 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r11 = dup3(r1, r10, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r11, 0x84, 0x23, &(0x7f0000000140)={r12, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:36 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:36 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x2300000000000000, 0x0) 07:53:36 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x6c00000000000000, 0x0) 07:53:36 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 560.183388][T13560] block nbd3: Receive control failed (result -22) [ 560.185368][ T1527] block nbd0: Receive control failed (result -22) [ 560.199027][T22304] EXT4-fs (loop1): Unsupported filesystem blocksize 0 (1923657432 log_block_size) [ 560.212666][ T1527] block nbd5: Receive control failed (result -22) [ 560.234223][T22296] block nbd5: shutting down sockets [ 560.251215][T22289] block nbd0: shutting down sockets [ 560.280673][T22292] block nbd3: shutting down sockets [ 560.322186][ T1527] block nbd5: Receive control failed (result -22) [ 560.336575][T22296] block nbd5: shutting down sockets [ 560.368243][T22292] block nbd3: shutting down sockets 07:53:37 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='\nxt4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:37 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x7400000000000000, 0x0) 07:53:37 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x3000000000000000, 0x0) [ 560.486090][T22289] block nbd0: shutting down sockets 07:53:37 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:37 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x4, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 560.645255][T22320] block nbd3: shutting down sockets [ 560.714578][ T1527] block nbd5: Receive control failed (result -22) [ 560.755339][T22323] block nbd5: shutting down sockets 07:53:37 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(0xffffffffffffffff, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:37 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x7a00000000000000, 0x0) [ 560.872596][T22323] block nbd5: shutting down sockets [ 560.912731][ T1527] block nbd0: Receive control failed (result -22) [ 560.927381][ T2500] block nbd0: Attempted send on invalid socket [ 560.933637][ T2500] block nbd0: shutting down sockets [ 560.938993][ T2500] print_req_error: 457 callbacks suppressed [ 560.939010][ T2500] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 560.962620][ T2500] buffer_io_error: 470 callbacks suppressed [ 560.962631][ T2500] Buffer I/O error on dev nbd0, logical block 0, async page read [ 560.977032][ T2500] blk_update_request: I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 560.988075][ T2500] Buffer I/O error on dev nbd0, logical block 1, async page read [ 560.996124][ T2500] blk_update_request: I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 561.007033][ T2500] Buffer I/O error on dev nbd0, logical block 2, async page read [ 561.014806][ T2500] blk_update_request: I/O error, dev nbd0, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 561.025870][ T2500] Buffer I/O error on dev nbd0, logical block 3, async page read [ 561.033824][ T2501] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 561.044730][ T2501] Buffer I/O error on dev nbd0, logical block 0, async page read [ 561.052788][ T2501] blk_update_request: I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 3 prio class 0 07:53:37 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='\"xt4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 561.063643][ T2501] Buffer I/O error on dev nbd0, logical block 1, async page read [ 561.071517][ T2501] Buffer I/O error on dev nbd0, logical block 2, async page read [ 561.079296][ T2501] Buffer I/O error on dev nbd0, logical block 3, async page read [ 561.087404][ T2500] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 561.098375][ T2500] Buffer I/O error on dev nbd0, logical block 0, async page read 07:53:37 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x3f00000000000000, 0x0) [ 561.107312][ T2500] blk_update_request: I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 3 prio class 0 [ 561.118232][ T2500] Buffer I/O error on dev nbd0, logical block 1, async page read [ 561.126619][ T2500] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 561.138080][ T2500] blk_update_request: I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 561.151072][T22342] ldm_validate_partition_table(): Disk read failed. [ 561.173363][T22342] Dev nbd0: unable to read RDB block 0 [ 561.176482][T22347] block nbd3: shutting down sockets [ 561.218224][T22342] nbd0: unable to read partition table [ 561.224622][T22342] nbd0: partition table beyond EOD, truncated [ 561.277108][T22351] block nbd3: Could not allocate knbd recv work queue. 07:53:38 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:38 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 561.339533][T22351] block nbd3: shutting down sockets [ 561.357648][ T1527] block nbd5: Receive control failed (result -22) [ 561.365966][T22339] block nbd0: shutting down sockets [ 561.413342][ T2500] block nbd5: Attempted send on invalid socket [ 561.419695][ T2500] block nbd5: shutting down sockets 07:53:38 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x7e00000000000000, 0x0) [ 561.456500][T22357] ldm_validate_partition_table(): Disk read failed. 07:53:38 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 561.550756][T22357] Dev nbd5: unable to read RDB block 0 [ 561.601860][T22357] nbd5: unable to read partition table [ 561.655057][T22357] nbd5: partition table beyond EOD, truncated [ 561.719769][ T1527] block nbd3: Receive control failed (result -22) 07:53:38 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='%xt4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 561.810112][ T2500] block nbd3: Attempted send on invalid socket [ 561.816987][ T2500] block nbd3: shutting down sockets [ 561.840841][ T1527] block nbd0: Receive control failed (result -22) 07:53:38 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 561.858281][T22377] block nbd0: shutting down sockets 07:53:38 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x4000000000000000, 0x0) [ 561.905803][T22379] ldm_validate_partition_table(): Disk read failed. 07:53:38 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 561.963023][T22379] Dev nbd3: unable to read RDB block 0 [ 561.992467][T22379] nbd3: unable to read partition table [ 562.060044][T22379] nbd3: partition table beyond EOD, truncated 07:53:38 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) r6 = socket$inet6_sctp(0xa, 0x5, 0x84) r7 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r7, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r6, 0x84, 0x14, &(0x7f00000000c0)=ANY=[@ANYRES32=r8, @ANYBLOB='\x00 \x00\x00'], 0x8) r9 = dup3(r5, 0xffffffffffffffff, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r9, 0x84, 0x73, &(0x7f0000000040)={r8, 0xfff8, 0x10, 0x7aed, 0x4}, &(0x7f00000000c0)=0x1a8) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r10, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) r11 = socket$netlink(0x10, 0x3, 0x0) r12 = socket(0x10, 0x803, 0x0) r13 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r13, 0x0, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r13, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r12, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r11, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=@newlink={0x48, 0x10, 0x705, 0x0, 0x0, {0x0, 0x0, 0x0, r14}, [@IFLA_LINKINFO={0x28, 0x12, @veth={{0xc, 0x1, 'veth\x00'}, {0x18, 0x2, @VETH_INFO_PEER={0x14}}}}]}, 0x48}}, 0x0) r15 = dup2(r11, r0) ioctl$SNDRV_SEQ_IOCTL_RUNNING_MODE(r15, 0xc0105303, &(0x7f0000000080)={0x8, 0x6, 0x10}) [ 562.187144][ T1527] block nbd5: Receive control failed (result -22) [ 562.224236][T22399] kvm_hv_set_msr: 1398 callbacks suppressed [ 562.224251][T22399] kvm [22393]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000006c data 0x4d00000000f [ 562.240780][ T2501] block nbd5: Attempted send on invalid socket [ 562.247234][ T2501] block nbd5: shutting down sockets 07:53:39 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xf0ffffff00000000, 0x0) [ 562.290685][T22402] kvm [22397]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000006c data 0x4d00000000f [ 562.322558][T22395] ldm_validate_partition_table(): Disk read failed. [ 562.327599][T22402] kvm [22397]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000003a data 0x4d00000000f [ 562.346974][T22402] kvm [22397]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000008 data 0x4d00000000f [ 562.352921][T22399] kvm [22393]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000003a data 0x4d00000000f [ 562.360579][ T1527] block nbd0: Receive control failed (result -22) [ 562.377952][T22402] kvm [22397]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000040 data 0x4d00000000f 07:53:39 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)=',xt4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 562.413700][T22395] Dev nbd5: unable to read RDB block 0 [ 562.442976][T22395] nbd5: unable to read partition table [ 562.451487][T22399] kvm [22393]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000008 data 0x4d00000000f [ 562.473108][T22402] kvm [22397]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000000e data 0x4d00000000f [ 562.496301][T22395] nbd5: partition table beyond EOD, truncated [ 562.513683][ T1527] block nbd3: Receive control failed (result -22) [ 562.522951][T22399] kvm [22393]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000040 data 0x4d00000000f [ 562.575494][T22399] kvm [22393]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000000e data 0x4d00000000f [ 562.578156][ T2501] block nbd3: Attempted send on invalid socket [ 562.591924][ T2501] block nbd3: shutting down sockets [ 562.607780][T22410] block nbd0: shutting down sockets [ 562.658503][T22420] ldm_validate_partition_table(): Disk read failed. [ 562.729562][ T1527] block nbd0: Receive control failed (result -22) [ 562.743856][T22420] Dev nbd3: unable to read RDB block 0 [ 562.749880][T22392] block nbd5: shutting down sockets [ 562.782719][T22410] block nbd0: shutting down sockets [ 562.800090][T22420] nbd3: unable to read partition table 07:53:39 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 562.829954][T22420] nbd3: partition table beyond EOD, truncated 07:53:39 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x4800000000000000, 0x0) 07:53:39 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='\\xt4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:39 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:39 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 562.971303][T22423] block nbd3: Could not allocate knbd recv work queue. [ 563.032298][T22423] block nbd3: shutting down sockets 07:53:39 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xf5ffffff00000000, 0x0) [ 563.180965][ T1527] block nbd5: Receive control failed (result -22) 07:53:40 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 563.254912][T22444] block nbd5: shutting down sockets 07:53:40 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 563.411264][ T1527] block nbd5: Receive control failed (result -22) [ 563.429304][ T1527] block nbd3: Receive control failed (result -22) 07:53:40 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='e%t4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 563.490197][T22453] block nbd5: shutting down sockets [ 563.517839][T22457] block nbd3: shutting down sockets [ 563.567817][ T1527] block nbd0: Receive control failed (result -22) [ 563.586556][T22460] block nbd0: shutting down sockets [ 563.622682][T22458] block nbd3: Could not allocate knbd recv work queue. 07:53:40 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x4c00000000000000, 0x0) [ 563.676316][T22458] block nbd3: shutting down sockets [ 563.721059][T22460] block nbd0: shutting down sockets 07:53:40 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:40 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r3 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x1, 0x222) ioctl$VIDIOC_S_MODULATOR(r3, 0x40445637, &(0x7f0000000200)={0x5, "d9f1b364ec09b69df29782da677a5c57eed22ab12b85d7635da8099200cb4974", 0x100, 0x5, 0xffffffff, 0x12, 0x3}) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) r4 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r4, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r6 = dup3(r1, r5, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f0000000140)={r7, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:40 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xf6ffffff00000000, 0x0) [ 563.910372][ T1527] block nbd5: Receive control failed (result -22) 07:53:40 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 563.966447][ T2501] block nbd5: Attempted send on invalid socket [ 563.972663][ T2501] block nbd5: shutting down sockets [ 564.063815][T22486] ldm_validate_partition_table(): Disk read failed. 07:53:40 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='e,t4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 564.120266][T22486] Dev nbd5: unable to read RDB block 0 [ 564.148466][ T1527] block nbd0: Receive control failed (result -22) 07:53:40 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 564.171618][ T1527] block nbd3: Receive control failed (result -22) [ 564.210210][T22486] nbd5: unable to read partition table [ 564.230358][T22486] nbd5: partition table beyond EOD, truncated [ 564.232915][T22494] block nbd0: shutting down sockets [ 564.273183][ T2500] block nbd3: Attempted send on invalid socket [ 564.279466][ T2500] block nbd3: shutting down sockets [ 564.322794][T22494] block nbd0: shutting down sockets [ 564.365171][T22501] ldm_validate_partition_table(): Disk read failed. [ 564.414136][T22501] Dev nbd3: unable to read RDB block 0 [ 564.433972][T22501] nbd3: unable to read partition table [ 564.477044][T22501] nbd3: partition table beyond EOD, truncated 07:53:41 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$ASHMEM_SET_SIZE(r3, 0x40087703, 0x6) r4 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r4, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r6 = dup3(r1, r5, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f0000000140)={r7, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:41 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x55aaffff00000000, 0x0) 07:53:41 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='e\\t4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:41 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:41 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:41 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xff0f000000000000, 0x0) [ 564.757044][ T1527] block nbd0: Receive control failed (result -22) [ 564.831852][ T1527] block nbd5: Receive control failed (result -22) [ 564.835208][ T2500] block nbd0: Attempted send on invalid socket [ 564.845107][ T2500] block nbd0: shutting down sockets [ 564.876574][T22529] block nbd5: shutting down sockets [ 564.897362][T22528] ldm_validate_partition_table(): Disk read failed. 07:53:41 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ex\n4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 565.000072][T22528] Dev nbd0: unable to read RDB block 0 [ 565.044193][T22528] nbd0: unable to read partition table [ 565.050931][ T1527] block nbd5: Receive control failed (result -22) [ 565.069489][ T2500] block nbd5: Attempted send on invalid socket [ 565.075931][ T2500] block nbd5: shutting down sockets 07:53:41 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 565.099782][T22528] nbd0: partition table beyond EOD, truncated [ 565.106547][ T1527] block nbd3: Receive control failed (result -22) [ 565.113108][T22544] ldm_validate_partition_table(): Disk read failed. [ 565.139075][T22546] block nbd3: shutting down sockets [ 565.139821][T22544] Dev nbd5: unable to read RDB block 0 [ 565.187599][T22544] nbd5: unable to read partition table [ 565.239546][T22544] nbd5: partition table beyond EOD, truncated [ 565.253968][T22525] block nbd0: shutting down sockets 07:53:42 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:42 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = syz_open_dev$radio(&(0x7f00000000c0)='/dev/radio#\x00', 0x2, 0x2) ioctl$UI_BEGIN_FF_ERASE(r3, 0xc00c55ca, &(0x7f0000000180)={0x1, 0x1, 0xced}) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r4 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r4, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r6 = dup3(r1, r5, 0x0) r7 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r7, 0x0, 0x0, 0x0) r8 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r8, 0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r7, 0xab00, r8) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x20, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f0000000140)={r9, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:42 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xffefffffff7f0000, 0x0) 07:53:42 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x6000000000000000, 0x0) 07:53:42 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ex\"4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:42 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 565.660104][ T1527] block nbd3: Receive control failed (result -22) [ 565.673357][ T1527] block nbd5: Receive control failed (result -22) 07:53:42 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 565.748274][T22570] block nbd3: shutting down sockets [ 565.765245][ T1527] block nbd0: Receive control failed (result -22) [ 565.783474][T22575] block nbd5: shutting down sockets [ 565.839975][T22570] block nbd3: shutting down sockets [ 565.890677][T22575] block nbd5: shutting down sockets [ 565.900399][T22574] block nbd0: shutting down sockets 07:53:42 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:42 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xfffbffff00000000, 0x0) 07:53:42 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x6800000000000000, 0x0) 07:53:42 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vhost-net\x00', 0x2, 0x0) ioctl$int_in(r0, 0x40000000af01, 0x0) ioctl$VHOST_SET_VRING_ADDR(r0, 0x4028af11, &(0x7f0000000200)={0x0, 0x0, 0x0, &(0x7f0000000540)=""/246, 0x0}) ioctl$VHOST_SET_MEM_TABLE(r0, 0x4008af03, 0x0) ioctl$EXT4_IOC_MIGRATE(r0, 0x6609) r1 = socket(0x11, 0x2, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r3, 0xab07, 0x7) r4 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r4, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab03) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$TUNDETACHFILTER(r4, 0x401054d6, 0x0) r6 = socket(0x14, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) r7 = accept4(r6, 0x0, &(0x7f00000000c0), 0x1000) getsockopt$bt_l2cap_L2CAP_CONNINFO(r7, 0x6, 0x2, &(0x7f0000000180), &(0x7f0000000240)=0x6) r8 = dup3(r2, r5, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r1, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r8, 0x84, 0x23, &(0x7f0000000140)={r9, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:42 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ex%4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:42 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 566.279830][ T1527] block nbd5: Receive control failed (result -22) [ 566.282985][T13560] block nbd3: Receive control failed (result -22) [ 566.312005][T22608] block nbd3: shutting down sockets [ 566.403915][ T2501] block nbd5: Attempted send on invalid socket [ 566.410723][ T2501] block nbd5: shutting down sockets [ 566.416026][ T2501] print_req_error: 523 callbacks suppressed [ 566.416042][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 566.418819][T13560] block nbd0: Receive control failed (result -22) [ 566.421940][ T2501] buffer_io_error: 530 callbacks suppressed [ 566.421955][ T2501] Buffer I/O error on dev nbd5, logical block 0, async page read 07:53:43 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 566.425250][ T2501] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 566.440983][ T2501] Buffer I/O error on dev nbd5, logical block 1, async page read [ 566.491180][ T2501] blk_update_request: I/O error, dev nbd5, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 566.502122][ T2501] Buffer I/O error on dev nbd5, logical block 2, async page read [ 566.523010][T22611] block nbd3: Could not allocate knbd recv work queue. [ 566.538129][ T2501] blk_update_request: I/O error, dev nbd5, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 566.549857][ T2501] Buffer I/O error on dev nbd5, logical block 3, async page read [ 566.558998][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 566.569917][ T2501] Buffer I/O error on dev nbd5, logical block 0, async page read [ 566.592255][ T2500] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 566.603215][ T2500] Buffer I/O error on dev nbd5, logical block 1, async page read [ 566.612148][ T2501] blk_update_request: I/O error, dev nbd5, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 566.623028][ T2501] Buffer I/O error on dev nbd5, logical block 2, async page read [ 566.632433][T22611] block nbd3: shutting down sockets [ 566.638801][ T2501] blk_update_request: I/O error, dev nbd5, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 566.649873][ T2501] Buffer I/O error on dev nbd5, logical block 3, async page read [ 566.658901][ T2501] blk_update_request: I/O error, dev nbd5, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 566.668358][ T2500] block nbd0: Attempted send on invalid socket [ 566.669828][ T2501] Buffer I/O error on dev nbd5, logical block 0, async page read [ 566.676632][ T2500] block nbd0: shutting down sockets [ 566.685798][ T2501] blk_update_request: I/O error, dev nbd5, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 566.689645][ T2500] Buffer I/O error on dev nbd0, logical block 0, async page read [ 566.709966][T22605] ldm_validate_partition_table(): Disk read failed. [ 566.725066][T22605] Dev nbd5: unable to read RDB block 0 07:53:43 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 566.749472][T22605] nbd5: unable to read partition table [ 566.755527][T22605] nbd5: partition table beyond EOD, truncated [ 566.793543][T22616] ldm_validate_partition_table(): Disk read failed. 07:53:43 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xffff000000000000, 0x0) 07:53:43 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 566.843088][T13560] block nbd5: Receive control failed (result -22) [ 566.847995][T22616] Dev nbd0: unable to read RDB block 0 [ 566.868201][T22604] block nbd5: shutting down sockets [ 566.871067][T22616] nbd0: unable to read partition table 07:53:43 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ex,4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 566.946221][T22616] nbd0: partition table beyond EOD, truncated 07:53:43 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x6c00000000000000, 0x0) [ 567.128039][T13560] block nbd3: Receive control failed (result -22) 07:53:43 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 567.231315][ T2500] block nbd3: Attempted send on invalid socket [ 567.237747][ T2500] block nbd3: shutting down sockets 07:53:44 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 567.273749][T13560] block nbd5: Receive control failed (result -22) [ 567.309061][T22649] ldm_validate_partition_table(): Disk read failed. [ 567.360851][ T2501] block nbd5: Attempted send on invalid socket [ 567.367705][ T2501] block nbd5: shutting down sockets 07:53:44 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ex\\4\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:44 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x8, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1ffffffffffffe}, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0xfffc}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) r7 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r7, 0x0, 0x0, 0x0) ioctl$KVM_SET_NR_MMU_PAGES(r7, 0xae44, 0x7f) [ 567.445361][T22662] ldm_validate_partition_table(): Disk read failed. [ 567.471769][T22649] Dev nbd3: unable to read RDB block 0 [ 567.539047][T22662] Dev nbd5: unable to read RDB block 0 [ 567.547869][T22649] nbd3: unable to read partition table [ 567.553677][T22649] nbd3: partition table beyond EOD, truncated 07:53:44 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 567.591511][T22662] nbd5: unable to read partition table [ 567.625923][T22662] nbd5: partition table beyond EOD, truncated [ 567.712468][T22659] block nbd5: shutting down sockets [ 567.733299][T13560] block nbd0: Receive control failed (result -22) [ 567.758307][T22677] block nbd0: shutting down sockets 07:53:44 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xffffffff00000000, 0x0) 07:53:44 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:44 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext\a\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:44 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x7400000000000000, 0x0) [ 567.857454][T13560] block nbd0: Receive control failed (result -22) [ 567.865985][ T2500] block nbd0: Attempted send on invalid socket [ 567.872209][ T2500] block nbd0: shutting down sockets [ 567.880978][T22681] ldm_validate_partition_table(): Disk read failed. [ 567.937412][T22681] Dev nbd0: unable to read RDB block 0 [ 567.956594][T22681] nbd0: unable to read partition table [ 567.990591][T13560] block nbd3: Receive control failed (result -22) [ 567.998754][T22681] nbd0: partition table beyond EOD, truncated [ 568.043302][ T2501] block nbd3: Attempted send on invalid socket [ 568.049591][ T2501] block nbd3: shutting down sockets 07:53:44 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 568.122969][T22694] ldm_validate_partition_table(): Disk read failed. [ 568.193904][T22694] Dev nbd3: unable to read RDB block 0 [ 568.207770][T13560] block nbd5: Receive control failed (result -22) [ 568.228564][ T2500] block nbd5: Attempted send on invalid socket [ 568.234835][ T2500] block nbd5: shutting down sockets 07:53:45 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000200)={0x1, 0x70, 0x0, 0x1, 0x0, 0x8, 0x0, 0x7f, 0x2000, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x98, 0x0, @perf_config_ext, 0x0, 0x4, 0x0, 0x0, 0x1, 0x7, 0xfffd}, 0x0, 0x2, 0xffffffffffffffff, 0x9) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) r6 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r6, 0x0, 0x0, 0x0) r7 = fcntl$getown(0xffffffffffffffff, 0x9) ioctl$SNDRV_CTL_IOCTL_ELEM_ADD(r6, 0xc1105517, &(0x7f00000002c0)={{0x8, 0x5, 0x200, 0x3f, 'syz0\x00', 0x652f5e21}, 0x6, 0x3, 0x6f, r7, 0x2, 0x1, 'syz0\x00', &(0x7f0000000280)=['\x00', '/dev/autofs\x00'], 0xd, [], [0x8001, 0x8, 0xff, 0xffff]}) r8 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/autofs\x00', 0x402, 0x0) ioctl$NBD_DO_IT(r8, 0xab03) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) r10 = openat$md(0xffffffffffffff9c, &(0x7f0000000000)='/dev/md0\x00', 0x10000, 0x0) ioctl$FS_IOC_GET_ENCRYPTION_POLICY(r10, 0x400c6615, &(0x7f00000000c0)={0x0, @aes128}) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r9, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 568.245856][T22694] nbd3: unable to read partition table [ 568.307003][T22694] nbd3: partition table beyond EOD, truncated [ 568.308965][T22705] ldm_validate_partition_table(): Disk read failed. [ 568.354007][T22705] Dev nbd5: unable to read RDB block 0 07:53:45 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext\t\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 568.418516][T22705] nbd5: unable to read partition table [ 568.429193][T13560] block nbd0: Receive control failed (result -22) [ 568.429671][T22702] block nbd3: Could not allocate knbd recv work queue. [ 568.455785][T22702] block nbd3: shutting down sockets [ 568.481886][T22705] nbd5: partition table beyond EOD, truncated [ 568.497533][ T2501] block nbd0: Attempted send on invalid socket [ 568.503804][ T2501] block nbd0: shutting down sockets [ 568.525792][T22719] ldm_validate_partition_table(): Disk read failed. 07:53:45 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:45 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:45 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0xffffffffff600000, 0x0) [ 568.558598][T22719] Dev nbd0: unable to read RDB block 0 [ 568.567471][T22719] nbd0: unable to read partition table [ 568.573370][T22719] nbd0: partition table beyond EOD, truncated [ 568.651815][T22704] block nbd5: shutting down sockets [ 568.690008][T13560] block nbd0: Receive control failed (result -22) [ 568.708539][T22715] block nbd0: shutting down sockets 07:53:45 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext\n\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:45 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x7a00000000000000, 0x0) 07:53:45 executing program 0: removexattr(0x0, 0x0) r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r0, 0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, r0, 0x0) r1 = socket(0x11, 0x2, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r3, 0xab07, 0x7) r4 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r4, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab03) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r6 = dup3(r2, r5, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r1, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f0000000140)={r7, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 568.898094][T13560] block nbd3: Receive control failed (result -22) [ 568.922899][T22738] block nbd3: shutting down sockets 07:53:45 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:45 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 569.082306][T13560] block nbd5: Receive control failed (result -22) [ 569.114565][T13560] block nbd0: Receive control failed (result -22) [ 569.123747][ T2501] block nbd0: Attempted send on invalid socket 07:53:45 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x2) [ 569.130117][ T2501] block nbd0: shutting down sockets [ 569.141004][T22759] ldm_validate_partition_table(): Disk read failed. [ 569.168412][T22749] block nbd5: shutting down sockets [ 569.185934][T22759] Dev nbd0: unable to read RDB block 0 [ 569.236953][T22759] nbd0: unable to read partition table 07:53:46 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext\x19\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 569.304547][T22749] block nbd5: shutting down sockets [ 569.311396][T22759] nbd0: partition table beyond EOD, truncated 07:53:46 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 569.423548][T13560] block nbd3: Receive control failed (result -22) [ 569.434493][T22751] block nbd0: shutting down sockets 07:53:46 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x7e00000000000000, 0x0) [ 569.512979][ T2501] block nbd3: Attempted send on invalid socket [ 569.519363][ T2501] block nbd3: shutting down sockets 07:53:46 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:46 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x1, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) mmap$IORING_OFF_SQES(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x2, 0x80010, r0, 0x10000000) [ 569.590450][T22776] ldm_validate_partition_table(): Disk read failed. [ 569.634256][T22776] Dev nbd3: unable to read RDB block 0 [ 569.650165][T22776] nbd3: unable to read partition table [ 569.701399][T22776] nbd3: partition table beyond EOD, truncated 07:53:46 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext%\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 569.821138][T13560] block nbd5: Receive control failed (result -22) [ 569.849811][T22784] block nbd3: Could not allocate knbd recv work queue. [ 569.878003][T13560] block nbd0: Receive control failed (result -22) 07:53:46 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 569.910236][ T26] audit: type=1400 audit(1571298826.665:122): avc: denied { map } for pid=22794 comm="syz-executor.0" path="socket:[99349]" dev="sockfs" ino=99349 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=packet_socket permissive=1 [ 569.941217][T22784] block nbd3: shutting down sockets [ 569.946873][T22791] block nbd5: shutting down sockets [ 569.964966][T22794] block nbd0: shutting down sockets 07:53:46 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x3) 07:53:46 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 570.114411][T13560] block nbd5: Receive control failed (result -22) [ 570.165979][ T2501] block nbd5: Attempted send on invalid socket [ 570.172242][ T2501] block nbd5: shutting down sockets 07:53:47 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$tipc(&(0x7f0000000040)='TIPC\x00') sendmsg$TIPC_CMD_SHOW_LINK_STATS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x30, r4, 0x23f, 0x0, 0x0, {{}, 0x0, 0xb, 0x0, {0x14, 0x14, 'broadcast-link\x00'}}}, 0x30}}, 0x0) sendmsg$TIPC_CMD_SHOW_LINK_STATS(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000001}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x28, r4, 0x0, 0x70bd29, 0x25dfdbfe, {{}, 0x0, 0xb, 0x0, {0xc, 0x14, 'syz1\x00'}}, [""]}, 0x28}, 0x1, 0x0, 0x0, 0x10}, 0x81dedc9a268f81e7) r5 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r5, 0x0, 0x0, 0x0) r6 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r6, 0x0, 0x0, 0x0) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000380)={0xffffffffffffffff, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)=""/79, 0x4f, 0xffffffffffffffff}}, 0x10) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000400)={r6, 0x10, &(0x7f00000003c0)={&(0x7f0000000240)=""/119, 0x77, r7}}, 0x10) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r8 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r9 = dup3(r1, r8, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r9, 0x84, 0x23, &(0x7f0000000140)={r10, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 570.222275][T22808] ldm_validate_partition_table(): Disk read failed. [ 570.251398][T22808] Dev nbd5: unable to read RDB block 0 07:53:47 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 570.291589][T22808] nbd5: unable to read partition table [ 570.304596][T22808] nbd5: partition table beyond EOD, truncated 07:53:47 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext-\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 570.390016][T13560] block nbd3: Receive control failed (result -22) [ 570.448321][T22821] block nbd3: shutting down sockets 07:53:47 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xf0ffffff00000000, 0x0) [ 570.575042][T13560] block nbd0: Receive control failed (result -22) [ 570.597463][T22824] block nbd3: Could not allocate knbd recv work queue. [ 570.616888][T22833] block nbd0: shutting down sockets 07:53:47 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 570.627747][T22824] block nbd3: shutting down sockets 07:53:47 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 570.743860][T13560] block nbd5: Receive control failed (result -22) [ 570.770822][ T26] audit: type=1400 audit(1571298827.525:123): avc: denied { ioctl } for pid=22833 comm="syz-executor.0" path="socket:[99505]" dev="sockfs" ino=99505 ioctlcmd=0xab03 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [ 570.794700][ T2501] block nbd5: shutting down sockets 07:53:47 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x4) [ 570.873589][T22847] ldm_validate_partition_table(): Disk read failed. [ 570.903054][T22847] Dev nbd5: unable to read RDB block 0 07:53:47 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) socket$inet_icmp_raw(0x2, 0x3, 0x1) [ 570.990055][T22847] nbd5: unable to read partition table 07:53:47 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext/\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 571.039153][T22847] nbd5: partition table beyond EOD, truncated 07:53:47 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:47 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 571.089987][T13560] block nbd3: Receive control failed (result -22) [ 571.126605][T22865] block nbd3: shutting down sockets [ 571.202998][T13560] block nbd0: Receive control failed (result -22) [ 571.233311][T13560] block nbd5: Receive control failed (result -22) [ 571.238468][ T2501] block nbd0: shutting down sockets [ 571.249551][ T2501] block nbd5: shutting down sockets [ 571.292439][T22857] ldm_validate_partition_table(): Disk read failed. [ 571.335249][T22873] ldm_validate_partition_table(): Disk read failed. [ 571.370615][T22857] Dev nbd5: unable to read RDB block 0 07:53:48 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x5) [ 571.404298][T22857] nbd5: unable to read partition table [ 571.416119][T22873] Dev nbd0: unable to read RDB block 0 [ 571.428743][T22857] nbd5: partition table beyond EOD, truncated [ 571.435735][ T2501] print_req_error: 816 callbacks suppressed [ 571.435750][ T2501] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 571.452820][ T2501] buffer_io_error: 818 callbacks suppressed [ 571.452831][ T2501] Buffer I/O error on dev nbd0, logical block 0, async page read [ 571.461704][ T2501] blk_update_request: I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 571.478598][ T2501] Buffer I/O error on dev nbd0, logical block 1, async page read [ 571.487292][ T2500] blk_update_request: I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 571.498209][ T2500] Buffer I/O error on dev nbd0, logical block 2, async page read [ 571.508604][ T2501] blk_update_request: I/O error, dev nbd0, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 571.519486][ T2501] Buffer I/O error on dev nbd0, logical block 3, async page read [ 571.528262][ T2501] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 571.539333][ T2501] Buffer I/O error on dev nbd0, logical block 0, async page read [ 571.548139][ T2501] blk_update_request: I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 571.559049][ T2501] Buffer I/O error on dev nbd0, logical block 1, async page read [ 571.567018][ T2501] blk_update_request: I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x0 phys_seg 2 prio class 0 [ 571.577924][ T2501] Buffer I/O error on dev nbd0, logical block 2, async page read [ 571.585855][ T2501] Buffer I/O error on dev nbd0, logical block 3, async page read [ 571.594657][ T2500] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 07:53:48 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 571.605526][ T2500] Buffer I/O error on dev nbd0, logical block 0, async page read [ 571.617641][ T2500] blk_update_request: I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 571.629161][ T2500] Buffer I/O error on dev nbd0, logical block 1, async page read [ 571.637825][ T2500] blk_update_request: I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 571.648969][T13560] block nbd3: Receive control failed (result -22) 07:53:48 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xf5ffffff00000000, 0x0) [ 571.657897][T22873] nbd0: unable to read partition table [ 571.676400][T22873] nbd0: partition table beyond EOD, truncated [ 571.703782][T22892] block nbd3: shutting down sockets 07:53:48 executing program 4: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfffffffffffffffe}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket(0x0, 0x0, 0x0) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, &(0x7f0000000100)=0x11) socket$kcm(0xa, 0x0, 0x0) r0 = socket$inet_sctp(0x2, 0x1, 0x84) sendto$inet(r0, &(0x7f0000a34fff)='H', 0x1, 0x0, &(0x7f0000030ff0)={0x2, 0x0, @local={0xac, 0x14, 0xffffffffffffffff}}, 0x10) shutdown(r0, 0x1) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000000100)={0x0, 0x0, 0x0}, &(0x7f0000000600)=0x10) 07:53:48 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext<\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 571.845366][T13560] block nbd0: Receive control failed (result -22) [ 571.854600][ T2501] find_fallback: 3 callbacks suppressed [ 571.854616][ T2501] block nbd0: Attempted send on invalid socket [ 571.857478][T22892] block nbd3: shutting down sockets [ 571.860290][ T2501] block nbd0: shutting down sockets [ 571.879732][T22882] ldm_validate_partition_table(): Disk read failed. [ 571.903995][T22882] Dev nbd0: unable to read RDB block 0 [ 571.908843][T13560] block nbd5: Receive control failed (result -22) [ 571.938539][T22882] nbd0: unable to read partition table [ 571.949140][ T2500] block nbd5: Attempted send on invalid socket [ 571.955396][ T2500] block nbd5: shutting down sockets [ 571.992456][T22882] nbd0: partition table beyond EOD, truncated [ 572.054600][T22902] ldm_validate_partition_table(): Disk read failed. 07:53:48 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) 07:53:48 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x6) [ 572.115868][T22902] Dev nbd5: unable to read RDB block 0 07:53:49 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x9, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 572.219474][T22902] nbd5: unable to read partition table [ 572.236019][T22902] nbd5: partition table beyond EOD, truncated [ 572.306344][T13560] block nbd3: Receive control failed (result -22) 07:53:49 executing program 4: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x8000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000440)={0x0, 0x70, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) listen(0xffffffffffffffff, 0xac) shutdown(r1, 0x0) r2 = bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f0000000100), 0x9c) write$binfmt_misc(r2, 0x0, 0x0) sendmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0) bpf$MAP_CREATE(0x0, 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f00000002c0)='net/raw6\x00HT\xf4\xfa\x92\xcaH\x1ci\xccui\x13W}9\x00ah\xde\x84\xf0\xbdU\x96\xbd11=*w\x81\x8d\x1c\x82\x04\x99n\xdf\xbcD\xe6{\t\x04\xaf\x92W\x00\xe4wt&\xff-\xae\x19\x9b\x97\nS\xe5\xafu_s\xf6\xf7\x14P\a\xe3\xc0\xed\xe28F/S\xcc\xcc\xeae\r\x97Z\xd1Q0\xa8Aj\x15\xaf\xf0\xc96bJ\xeeH%\x0f=\x01\x82\xf00\x9bE!\x9e\xbf\x12w\xcb\xc1\xd0\xf1*\xf9\xe7\xc7\xd3uI\x1c#\xfa\x92\x95\xca\xd6\xa39\xd1\xf0g\xe2!\f\\;qO\x97\xce\xcc\xbcU\xadLR\xf5 \xb0\xe8\x00'/176) sendmsg(0xffffffffffffffff, &(0x7f0000002fc8)={0x0, 0x249, 0x0, 0x0, &(0x7f00000002c0)=ANY=[]}, 0x0) fcntl$lock(r0, 0x0, &(0x7f00000001c0)={0x1, 0x0, 0xfffffffffffffffe, 0x3ff}) ioctl$RTC_SET_TIME(r3, 0x4024700a, 0x0) preadv(r3, &(0x7f00000017c0), 0x1fe, 0x500) [ 572.420662][ T2501] block nbd3: Attempted send on invalid socket [ 572.427177][ T2501] block nbd3: shutting down sockets [ 572.438754][T13560] block nbd0: Receive control failed (result -22) [ 572.440091][ T1527] block nbd5: Receive control failed (result -22) [ 572.457780][ T2500] block nbd0: Attempted send on invalid socket [ 572.464030][ T2500] block nbd0: shutting down sockets [ 572.493084][T22945] ldm_validate_partition_table(): Disk read failed. [ 572.499979][T22931] ldm_validate_partition_table(): Disk read failed. [ 572.508472][T22945] Dev nbd0: unable to read RDB block 0 07:53:49 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext\\\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 572.557985][T22942] block nbd5: shutting down sockets [ 572.558485][T22945] nbd0: unable to read partition table [ 572.579966][T22931] Dev nbd3: unable to read RDB block 0 07:53:49 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) [ 572.614057][T22945] nbd0: partition table beyond EOD, truncated [ 572.637020][T22931] nbd3: unable to read partition table [ 572.654147][T22931] nbd3: partition table beyond EOD, truncated [ 572.669145][ T26] audit: type=1400 audit(1571298829.415:124): avc: denied { map_create } for pid=22947 comm="syz-executor.4" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf permissive=1 07:53:49 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xf6ffffff00000000, 0x0) 07:53:49 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$BLKIOOPT(r1, 0x1279, &(0x7f0000000000)) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:49 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x7) 07:53:49 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, &(0x7f0000000100)={0x7b}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(0xffffffffffffffff, 0xae80, 0x0) 07:53:49 executing program 4: r0 = socket$inet6(0xa, 0x3, 0x100000000000ff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)=ANY=[@ANYBLOB="0200000000002c020000000000000000"], 0x2a}, 0x2}, 0x0) 07:53:49 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='extg\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 573.027772][ T1527] block nbd5: Receive control failed (result -22) [ 573.055062][ T2500] block nbd5: Attempted send on invalid socket [ 573.061660][ T2500] block nbd5: shutting down sockets [ 573.181804][ T1527] block nbd0: Receive control failed (result -22) [ 573.218741][T22971] ldm_validate_partition_table(): Disk read failed. [ 573.226140][ T2501] block nbd0: Attempted send on invalid socket [ 573.232384][ T2501] block nbd0: shutting down sockets [ 573.259931][ T1527] block nbd3: Receive control failed (result -22) 07:53:50 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r3, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) [ 573.302028][T22977] ldm_validate_partition_table(): Disk read failed. [ 573.328669][T22971] Dev nbd5: unable to read RDB block 0 [ 573.342530][T22975] block nbd3: shutting down sockets [ 573.374494][T22977] Dev nbd0: unable to read RDB block 0 [ 573.405949][T22971] nbd5: unable to read partition table [ 573.418912][T22971] nbd5: partition table beyond EOD, truncated [ 573.422563][T22977] nbd0: unable to read partition table 07:53:50 executing program 2: socket$inet_dccp(0x2, 0x6, 0x0) syz_open_dev$dspn(&(0x7f0000000080)='/dev/dsp#\x00', 0x1, 0x0) r0 = creat(&(0x7f0000000280)='./file0\x00', 0x0) write$binfmt_script(r0, &(0x7f0000000000)=ANY=[@ANYBLOB="aed94c976b010fde653020"], 0xb) socket$inet6(0xa, 0x802, 0x0) creat(&(0x7f0000000280)='./file0\x00', 0x1) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, &(0x7f0000000200), 0x0) 07:53:50 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x8) 07:53:50 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x02', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 573.544971][T22967] block nbd5: shutting down sockets [ 573.545502][T22977] nbd0: partition table beyond EOD, truncated [ 573.654154][T22972] block nbd0: shutting down sockets 07:53:50 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xff0f000000000000, 0x0) [ 573.699402][ T1527] block nbd3: Receive control failed (result -22) [ 573.727876][ T2501] block nbd3: Attempted send on invalid socket [ 573.734150][ T2501] block nbd3: shutting down sockets 07:53:50 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$SIOCSIFMTU(r3, 0x8922, &(0x7f0000000000)={'vcan0\x00', 0xaf02}) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 573.776187][T23011] ldm_validate_partition_table(): Disk read failed. [ 573.789509][T23011] Dev nbd3: unable to read RDB block 0 [ 573.799629][T23011] nbd3: unable to read partition table [ 573.805527][T23011] nbd3: partition table beyond EOD, truncated 07:53:50 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r3, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) [ 573.934096][T23017] block nbd3: Could not allocate knbd recv work queue. [ 573.973445][T23017] block nbd3: shutting down sockets [ 573.998169][ T1527] block nbd5: Receive control failed (result -22) 07:53:50 executing program 2: r0 = socket$inet(0x10, 0x3, 0xc) sendmsg(r0, &(0x7f0000011fc8)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000000000)="24000000100007031dfffd946fa2830020200a0003000100001d85680c1baba20400ff7e", 0x24}], 0x1}, 0x0) [ 574.054278][T23022] block nbd5: shutting down sockets 07:53:50 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x03', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:50 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x9) [ 574.137691][ T1527] block nbd0: Receive control failed (result -22) [ 574.162000][ T2501] block nbd0: Attempted send on invalid socket [ 574.168445][ T2501] block nbd0: shutting down sockets [ 574.203530][T23022] block nbd5: shutting down sockets [ 574.230305][T23043] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.2'. [ 574.261551][T23034] ldm_validate_partition_table(): Disk read failed. [ 574.302701][T23034] Dev nbd0: unable to read RDB block 0 [ 574.332180][T23034] nbd0: unable to read partition table [ 574.338428][T23034] nbd0: partition table beyond EOD, truncated [ 574.349603][ T1527] block nbd3: Receive control failed (result -22) 07:53:51 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xffefffffff7f0000, 0x0) 07:53:51 executing program 2: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$tipc(&(0x7f0000000040)='TIPC\x00') sendmsg$TIPC_CMD_SHOW_LINK_STATS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x30, r4, 0x23f, 0x0, 0x0, {{}, 0x0, 0xb, 0x0, {0x14, 0x14, 'broadcast-link\x00'}}}, 0x30}}, 0x0) sendmsg$TIPC_CMD_SHOW_LINK_STATS(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000001}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x28, r4, 0x0, 0x70bd29, 0x25dfdbfe, {{}, 0x0, 0xb, 0x0, {0xc, 0x14, 'syz1\x00'}}, [""]}, 0x28}, 0x1, 0x0, 0x0, 0x10}, 0x81dedc9a268f81e7) r5 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r5, 0x0, 0x0, 0x0) r6 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r6, 0x0, 0x0, 0x0) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000380)={0xffffffffffffffff, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)=""/79, 0x4f, 0xffffffffffffffff}}, 0x10) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000400)={r6, 0x10, &(0x7f00000003c0)={&(0x7f0000000240)=""/119, 0x77, r7}}, 0x10) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r8 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r9 = dup3(r1, r8, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r9, 0x84, 0x23, &(0x7f0000000140)={r10, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 574.391311][ T2500] block nbd3: Attempted send on invalid socket [ 574.397777][ T2500] block nbd3: shutting down sockets 07:53:51 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r3, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) [ 574.457541][T23046] ldm_validate_partition_table(): Disk read failed. 07:53:51 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x1, 0x0, 0xfffffffffffffffe}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) r7 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r3, 0x6, 0x1d, &(0x7f00000000c0), &(0x7f0000000240)=0x14) setsockopt$netlink_NETLINK_CAP_ACK(r7, 0x10e, 0xa, &(0x7f0000000000)=0xde6, 0x4) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 574.544052][T23046] Dev nbd3: unable to read RDB block 0 [ 574.597216][T23046] nbd3: unable to read partition table [ 574.638427][ T1527] block nbd5: Receive control failed (result -22) [ 574.650238][T23046] nbd3: partition table beyond EOD, truncated 07:53:51 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x04', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 574.679186][T23057] block nbd5: shutting down sockets [ 574.765521][T23045] block nbd3: shutting down sockets [ 574.792955][ T1527] block nbd5: Receive control failed (result -22) [ 574.816271][ T1527] block nbd0: Receive control failed (result -22) [ 574.838136][ T2501] block nbd0: Attempted send on invalid socket [ 574.844373][ T2501] block nbd0: shutting down sockets [ 574.844733][ T1527] block nbd2: Receive control failed (result -22) [ 574.863343][ T2501] block nbd5: shutting down sockets [ 574.879345][T23076] ldm_validate_partition_table(): Disk read failed. [ 574.881293][T23063] block nbd2: shutting down sockets 07:53:51 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0xc) [ 574.917445][T23076] Dev nbd0: unable to read RDB block 0 [ 574.918219][T23064] ldm_validate_partition_table(): Disk read failed. [ 574.948765][T23076] nbd0: unable to read partition table [ 574.965007][T23076] nbd0: partition table beyond EOD, truncated [ 574.974426][T23064] Dev nbd5: unable to read RDB block 0 07:53:51 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r3, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) [ 575.014171][T23064] nbd5: unable to read partition table [ 575.043803][T23064] nbd5: partition table beyond EOD, truncated [ 575.054583][ T1527] block nbd0: Receive control failed (result -22) 07:53:51 executing program 2: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$tipc(&(0x7f0000000040)='TIPC\x00') sendmsg$TIPC_CMD_SHOW_LINK_STATS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x30, r4, 0x23f, 0x0, 0x0, {{}, 0x0, 0xb, 0x0, {0x14, 0x14, 'broadcast-link\x00'}}}, 0x30}}, 0x0) sendmsg$TIPC_CMD_SHOW_LINK_STATS(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000001}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x28, r4, 0x0, 0x70bd29, 0x25dfdbfe, {{}, 0x0, 0xb, 0x0, {0xc, 0x14, 'syz1\x00'}}, [""]}, 0x28}, 0x1, 0x0, 0x0, 0x10}, 0x81dedc9a268f81e7) r5 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r5, 0x0, 0x0, 0x0) r6 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r6, 0x0, 0x0, 0x0) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000380)={0xffffffffffffffff, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)=""/79, 0x4f, 0xffffffffffffffff}}, 0x10) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000400)={r6, 0x10, &(0x7f00000003c0)={&(0x7f0000000240)=""/119, 0x77, r7}}, 0x10) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r8 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r9 = dup3(r1, r8, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r9, 0x84, 0x23, &(0x7f0000000140)={r10, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 575.076526][ T2501] block nbd0: shutting down sockets [ 575.106575][T23082] ldm_validate_partition_table(): Disk read failed. [ 575.134063][T23082] Dev nbd0: unable to read RDB block 0 07:53:51 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x05', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 575.151881][T23082] nbd0: unable to read partition table [ 575.157876][ T1527] block nbd3: Receive control failed (result -22) [ 575.165395][T23082] nbd0: partition table beyond EOD, truncated 07:53:52 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xfffbffff00000000, 0x0) [ 575.263607][T23090] block nbd3: shutting down sockets 07:53:52 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) r3 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) read$FUSE(r3, &(0x7f0000000700), 0x1000) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r4 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) setsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r4, 0x84, 0x13, &(0x7f0000000000)=0xfffff718, 0x4) setsockopt$inet_dccp_buf(r0, 0x21, 0xe, &(0x7f0000000200)="89b25ef5666a7939ceb3f1eec95c5ef9d5f0cb22afbf6823db7fb08ec25653504ba4b0d86ee9fbf67980cda743c387ee414b19ee5ceb2b05383ab5ebb95bc4770b06830e69ae3eb2530a7d8ccb88a3db36691842875640a51ff48cbccf2298dd", 0x60) preadv(r4, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r6 = dup3(r1, r5, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f0000000140)={r7, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 575.374284][ T1527] block nbd2: Receive control failed (result -22) [ 575.410884][ T1527] block nbd5: Receive control failed (result -22) 07:53:52 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) [ 575.448965][ T2501] block nbd2: shutting down sockets [ 575.499533][T23101] ldm_validate_partition_table(): Disk read failed. [ 575.503400][ T2500] block nbd5: shutting down sockets [ 575.526726][T23101] Dev nbd2: unable to read RDB block 0 07:53:52 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0xe) [ 575.557374][T23106] ldm_validate_partition_table(): Disk read failed. [ 575.589707][ T1527] block nbd0: Receive control failed (result -22) [ 575.603691][T23101] nbd2: unable to read partition table [ 575.621099][T23101] nbd2: partition table beyond EOD, truncated [ 575.630939][T23106] Dev nbd5: unable to read RDB block 0 [ 575.652366][T23114] block nbd0: shutting down sockets [ 575.679177][T23106] nbd5: unable to read partition table 07:53:52 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x06', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 575.719398][T23106] nbd5: partition table beyond EOD, truncated [ 575.752508][ T1527] block nbd3: Receive control failed (result -22) [ 575.831545][ T2500] block nbd3: shutting down sockets 07:53:52 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x103a00, 0x0) ioctl$TCFLSH(r3, 0x540b, 0x8) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r4 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r4, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r6 = dup3(r1, r5, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f0000000140)={r7, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:52 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) 07:53:52 executing program 2: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$tipc(&(0x7f0000000040)='TIPC\x00') sendmsg$TIPC_CMD_SHOW_LINK_STATS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x30, r4, 0x23f, 0x0, 0x0, {{}, 0x0, 0xb, 0x0, {0x14, 0x14, 'broadcast-link\x00'}}}, 0x30}}, 0x0) sendmsg$TIPC_CMD_SHOW_LINK_STATS(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000001}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x28, r4, 0x0, 0x70bd29, 0x25dfdbfe, {{}, 0x0, 0xb, 0x0, {0xc, 0x14, 'syz1\x00'}}, [""]}, 0x28}, 0x1, 0x0, 0x0, 0x10}, 0x81dedc9a268f81e7) r5 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r5, 0x0, 0x0, 0x0) r6 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r6, 0x0, 0x0, 0x0) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000380)={0xffffffffffffffff, 0x10, &(0x7f0000000340)={&(0x7f00000002c0)=""/79, 0x4f, 0xffffffffffffffff}}, 0x10) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000400)={r6, 0x10, &(0x7f00000003c0)={&(0x7f0000000240)=""/119, 0x77, r7}}, 0x10) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r8 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r9 = dup3(r1, r8, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r9, 0x84, 0x23, &(0x7f0000000140)={r10, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:52 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xffff000000000000, 0x0) [ 575.888681][T23127] ldm_validate_partition_table(): Disk read failed. [ 576.021198][T23127] Dev nbd3: unable to read RDB block 0 [ 576.075324][T23127] nbd3: unable to read partition table [ 576.116112][T23127] nbd3: partition table beyond EOD, truncated [ 576.141951][ T1527] block nbd0: Receive control failed (result -22) 07:53:52 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4\a', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 576.171016][ T1527] block nbd5: Receive control failed (result -22) [ 576.189818][T23145] block nbd0: shutting down sockets [ 576.230927][ T1527] block nbd2: Receive control failed (result -22) [ 576.261907][T23140] block nbd2: shutting down sockets [ 576.264625][T23145] block nbd0: shutting down sockets [ 576.274331][T23151] block nbd5: shutting down sockets 07:53:53 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) 07:53:53 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x23) 07:53:53 executing program 2: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x2) [ 576.489401][ T1527] block nbd3: Receive control failed (result -22) [ 576.540937][ T2501] block nbd3: shutting down sockets [ 576.546422][ T2501] print_req_error: 899 callbacks suppressed [ 576.546437][ T2501] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 576.563591][ T2501] buffer_io_error: 902 callbacks suppressed [ 576.563602][ T2501] Buffer I/O error on dev nbd3, logical block 0, async page read [ 576.571368][ T2501] blk_update_request: I/O error, dev nbd3, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 07:53:53 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xffffffff00000000, 0x0) [ 576.588456][ T2501] Buffer I/O error on dev nbd3, logical block 1, async page read [ 576.596307][ T2501] blk_update_request: I/O error, dev nbd3, sector 4 op 0x0:(READ) flags 0x0 phys_seg 2 prio class 0 [ 576.607334][ T2501] Buffer I/O error on dev nbd3, logical block 2, async page read [ 576.615090][ T2501] Buffer I/O error on dev nbd3, logical block 3, async page read [ 576.624055][ T2500] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 576.635122][ T2500] Buffer I/O error on dev nbd3, logical block 0, async page read [ 576.645682][ T2500] blk_update_request: I/O error, dev nbd3, sector 2 op 0x0:(READ) flags 0x0 phys_seg 3 prio class 0 [ 576.656579][ T2500] Buffer I/O error on dev nbd3, logical block 1, async page read [ 576.664326][ T2500] Buffer I/O error on dev nbd3, logical block 2, async page read [ 576.670462][ T1527] block nbd2: Receive control failed (result -22) [ 576.672911][ T2500] Buffer I/O error on dev nbd3, logical block 3, async page read [ 576.698325][ T2501] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 576.709583][ T2501] Buffer I/O error on dev nbd3, logical block 0, async page read [ 576.718677][ T2501] blk_update_request: I/O error, dev nbd3, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 576.729608][ T2501] Buffer I/O error on dev nbd3, logical block 1, async page read 07:53:53 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETVNETBE(r3, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) [ 576.738545][ T2501] blk_update_request: I/O error, dev nbd3, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 576.749656][ T2501] blk_update_request: I/O error, dev nbd3, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 576.761739][ T2500] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 07:53:53 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4\b', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 576.808682][T23173] ldm_validate_partition_table(): Disk read failed. [ 576.852366][ T1527] block nbd5: Receive control failed (result -22) [ 576.873632][T23173] Dev nbd3: unable to read RDB block 0 07:53:53 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) r7 = eventfd2(0x0, 0x0) fchmod(r7, 0x3343b3de2dc9154a) r8 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r8, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) fchown(r7, 0x0, r9) r10 = eventfd2(0x0, 0x0) fchmod(r10, 0x3343b3de2dc9154a) r11 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r11, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) fchown(r10, 0x0, r12) setregid(r9, r12) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 576.913907][T23175] block nbd2: shutting down sockets [ 576.937742][T23184] block nbd5: shutting down sockets 07:53:53 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETVNETBE(r3, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) [ 576.966385][T23173] nbd3: unable to read partition table [ 577.001885][T23173] nbd3: partition table beyond EOD, truncated [ 577.015814][ T1527] block nbd0: Receive control failed (result -22) [ 577.023688][T23184] block nbd5: shutting down sockets [ 577.069760][T23191] block nbd0: shutting down sockets 07:53:53 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 577.102675][T23172] block nbd3: shutting down sockets 07:53:53 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4\t', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 577.152247][T23191] block nbd0: shutting down sockets 07:53:53 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0xffffffffff600000, 0x0) 07:53:54 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x30) 07:53:54 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:54 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETVNETBE(r3, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) [ 577.388122][T23220] kvm_hv_set_msr: 756 callbacks suppressed [ 577.388139][T23220] kvm [23208]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000006c data 0x4d00000000f [ 577.421284][ T1527] block nbd5: Receive control failed (result -22) [ 577.443192][T23212] block nbd5: shutting down sockets [ 577.463633][ T1527] block nbd3: Receive control failed (result -22) [ 577.488575][ T2501] find_fallback: 6 callbacks suppressed [ 577.488592][ T2501] block nbd3: Attempted send on invalid socket [ 577.500544][ T2501] block nbd3: shutting down sockets [ 577.552914][T23221] ldm_validate_partition_table(): Disk read failed. [ 577.561241][T23220] kvm [23208]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000003a data 0x4d00000000f [ 577.600710][ T1527] block nbd0: Receive control failed (result -22) [ 577.624445][T23221] Dev nbd3: unable to read RDB block 0 [ 577.633471][T23212] block nbd5: shutting down sockets [ 577.633655][T23220] kvm [23208]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000008 data 0x4d00000000f 07:53:54 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(0xffffffffffffffff, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, 0xffffffffffffffff, &(0x7f0000000040), 0xff66}]) 07:53:54 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4\n', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 577.666193][T23221] nbd3: unable to read partition table [ 577.672086][ T2500] block nbd0: Attempted send on invalid socket [ 577.673524][T23221] nbd3: partition table beyond EOD, truncated [ 577.678413][ T2500] block nbd0: shutting down sockets [ 577.691118][T23220] kvm [23208]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000040 data 0x4d00000000f [ 577.702476][T23220] kvm [23208]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000000e data 0x4d00000000f [ 577.737671][T23220] kvm [23208]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000078 data 0x4d00000000f [ 577.737680][T23229] ldm_validate_partition_table(): Disk read failed. [ 577.757013][T23229] Dev nbd0: unable to read RDB block 0 [ 577.758768][T23220] kvm [23208]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000046 data 0x4d00000000f [ 577.774375][T23229] nbd0: unable to read partition table 07:53:54 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x0, 0x2) [ 577.783466][T23229] nbd0: partition table beyond EOD, truncated [ 577.794655][T23220] kvm [23208]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000014 data 0x4d00000000f [ 577.811684][T23220] kvm [23208]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000007e data 0x4d00000000f [ 577.826031][T23217] block nbd3: shutting down sockets [ 577.884852][T23220] kvm [23208]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x4000004c data 0x4d00000000f [ 577.911228][T23227] block nbd0: shutting down sockets 07:53:54 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x48) 07:53:54 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(0xffffffffffffffff, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, 0xffffffffffffffff, &(0x7f0000000040), 0xff66}]) [ 577.977567][ T1527] block nbd5: Receive control failed (result -22) 07:53:54 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sync_ports\x00', 0x2, 0x0) setsockopt$RXRPC_UPGRADEABLE_SERVICE(r6, 0x110, 0x5, &(0x7f00000000c0)=[0x4, 0x2], 0x2) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r7, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 578.062533][ T2500] block nbd5: Attempted send on invalid socket [ 578.068917][ T2500] block nbd5: shutting down sockets [ 578.139939][T23249] ldm_validate_partition_table(): Disk read failed. 07:53:55 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:55 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4\v', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 578.201952][T23249] Dev nbd5: unable to read RDB block 0 [ 578.234011][ T1527] block nbd3: Receive control failed (result -22) [ 578.258931][ T1527] block nbd0: Receive control failed (result -22) [ 578.280708][ T2501] block nbd3: Attempted send on invalid socket [ 578.287015][ T2501] block nbd3: shutting down sockets [ 578.296223][T23249] nbd5: unable to read partition table [ 578.302314][T23249] nbd5: partition table beyond EOD, truncated 07:53:55 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(0xffffffffffffffff, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, 0xffffffffffffffff, &(0x7f0000000040), 0xff66}]) [ 578.338695][T23262] block nbd0: shutting down sockets [ 578.360923][T23263] ldm_validate_partition_table(): Disk read failed. [ 578.383905][T23263] Dev nbd3: unable to read RDB block 0 [ 578.431747][T23263] nbd3: unable to read partition table [ 578.452897][T23263] nbd3: partition table beyond EOD, truncated [ 578.458723][T23262] block nbd0: shutting down sockets [ 578.528451][ T1527] block nbd5: Receive control failed (result -22) 07:53:55 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x1}}, 0x0, 0xffffffffffff7fff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) syz_open_dev$amidi(&(0x7f0000000000)='/dev/amidi#\x00', 0x9, 0x10000) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) r7 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000000)='/group.stat\x00<#\xfbW*\x1f\x02\x94\xe6\xf3x\xb4\x1a\xd5KM\x9d\x9a\x1fc\xf8xZ\xd1\x88\xa7\xe1\xc8\x88u\xe0[\x18\xa4\xcb:\x9c\xd1-\xce\xa4@\xd8\x99\xc2,e+:G\x1bJ\x7f\xa2\xf3\xfd\xf6\xe04\xd8\x04\xe5\xf0\xdfK\x1d\xeeH;\x15v$\xc5\x9c\x01\x00\xe8\x9ej5|\x00\x00\x00', 0x2761, 0x0) preadv(r7, 0x0, 0x0, 0x0) ioctl$VIDIOC_G_EDID(r7, 0xc0285628, &(0x7f0000000180)={0x0, 0x1, 0x8, [], &(0x7f00000000c0)}) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) [ 578.570012][T23268] block nbd3: Could not allocate knbd recv work queue. [ 578.573919][ T2500] block nbd5: Attempted send on invalid socket [ 578.583216][ T2500] block nbd5: shutting down sockets [ 578.600286][T23254] ldm_validate_partition_table(): Disk read failed. [ 578.600858][T23268] block nbd3: shutting down sockets 07:53:55 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x10', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:55 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) r2 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r2, 0x400454de, &(0x7f0000000080)=0x1) io_submit(0x0, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r2, &(0x7f0000000040), 0xff66}]) [ 578.637265][T23254] Dev nbd5: unable to read RDB block 0 [ 578.688273][T23254] nbd5: unable to read partition table [ 578.695866][T23254] nbd5: partition table beyond EOD, truncated 07:53:55 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x4c) 07:53:55 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 578.816990][ T1527] block nbd0: Receive control failed (result -22) [ 578.883979][T23290] block nbd0: shutting down sockets 07:53:55 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x0, 0x3) [ 578.923847][ T1527] block nbd3: Receive control failed (result -22) [ 578.956990][ T1527] block nbd0: Receive control failed (result -22) [ 578.976145][T23290] block nbd0: shutting down sockets [ 578.997431][ T2501] block nbd3: Attempted send on invalid socket [ 579.003671][ T2501] block nbd3: shutting down sockets 07:53:55 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) r2 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r2, 0x400454de, &(0x7f0000000080)=0x1) io_submit(0x0, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r2, &(0x7f0000000040), 0xff66}]) [ 579.084280][T23302] ldm_validate_partition_table(): Disk read failed. 07:53:55 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0xffffffffffffff0b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000000), 0x3}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:55 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4\x19', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 579.162902][ T1527] block nbd5: Receive control failed (result -22) [ 579.196316][T23302] Dev nbd3: unable to read RDB block 0 [ 579.247621][T23302] nbd3: unable to read partition table [ 579.265128][ T2500] block nbd5: Attempted send on invalid socket [ 579.271442][ T2500] block nbd5: shutting down sockets [ 579.290442][ T1527] block nbd0: Receive control failed (result -22) [ 579.297512][T23302] nbd3: partition table beyond EOD, truncated [ 579.317418][ T2501] block nbd0: Attempted send on invalid socket [ 579.323615][ T2501] block nbd0: shutting down sockets [ 579.329104][T23312] ldm_validate_partition_table(): Disk read failed. [ 579.343472][T23320] ldm_validate_partition_table(): Disk read failed. [ 579.383829][T23312] Dev nbd5: unable to read RDB block 0 [ 579.408191][T23320] Dev nbd0: unable to read RDB block 0 [ 579.410000][T23312] nbd5: unable to read partition table [ 579.427584][T23301] block nbd3: shutting down sockets 07:53:56 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) r2 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r2, 0x400454de, &(0x7f0000000080)=0x1) io_submit(0x0, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r2, &(0x7f0000000040), 0xff66}]) [ 579.437182][T23320] nbd0: unable to read partition table [ 579.446048][T23312] nbd5: partition table beyond EOD, truncated [ 579.450803][T23320] nbd0: partition table beyond EOD, truncated 07:53:56 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x60) [ 579.547855][T23319] block nbd0: shutting down sockets 07:53:56 executing program 2: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x2000000000000000, 0x0) 07:53:56 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4#', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:56 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x0, 0x4) 07:53:56 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0xffffffffffffff69, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:56 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r3, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) [ 579.746859][ T1527] block nbd3: Receive control failed (result -22) [ 579.783237][ T2501] block nbd3: Attempted send on invalid socket [ 579.789528][ T2501] block nbd3: shutting down sockets [ 579.873532][ T1527] block nbd2: Receive control failed (result -22) [ 579.891455][T23342] ldm_validate_partition_table(): Disk read failed. [ 579.914860][ T1527] block nbd0: Receive control failed (result -22) [ 579.922278][T23342] Dev nbd3: unable to read RDB block 0 [ 579.950720][ T1527] block nbd5: Receive control failed (result -22) [ 579.962952][T23342] nbd3: unable to read partition table [ 579.981104][ T2501] block nbd5: Attempted send on invalid socket [ 579.987090][T23342] nbd3: partition table beyond EOD, truncated [ 579.987551][ T2501] block nbd5: shutting down sockets [ 579.997362][ T2500] block nbd0: shutting down sockets [ 580.017312][T23345] block nbd2: shutting down sockets [ 580.038127][T23353] ldm_validate_partition_table(): Disk read failed. [ 580.050213][T23355] ldm_validate_partition_table(): Disk read failed. [ 580.084407][T23353] Dev nbd0: unable to read RDB block 0 [ 580.113361][T23349] block nbd3: Could not allocate knbd recv work queue. 07:53:56 executing program 2: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0xfffffffffffffcbf}], 0x1c350c3e7f706f, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x193) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000200)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4068aea3, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000003, 0x0, 0x0, 0x0, 0x4cb], 0x100000}) ioctl$KVM_RUN(r2, 0xae80, 0x0) 07:53:56 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4-', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 580.134996][T23355] Dev nbd5: unable to read RDB block 0 [ 580.145375][T23349] block nbd3: shutting down sockets [ 580.171356][T23353] nbd0: unable to read partition table [ 580.177561][T23355] nbd5: unable to read partition table 07:53:56 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r3, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) [ 580.188299][T23355] nbd5: partition table beyond EOD, truncated [ 580.195309][T23353] nbd0: partition table beyond EOD, truncated 07:53:57 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x68) 07:53:57 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) r3 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000180)='/dev/snapshot\x00', 0x8000, 0x0) ioctl$DMA_BUF_IOCTL_SYNC(r3, 0x40086200, &(0x7f00000001c0)=0x2) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r4 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r4, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) pipe2(&(0x7f00000000c0), 0x5800) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r6 = dup3(r1, r5, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f0000000140)={r7, 0x116}, 0x8) ioctl$KVM_SET_TSS_ADDR(r6, 0xae47, 0xd000) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:57 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x0, 0x5) [ 580.505468][ T1527] block nbd3: Receive control failed (result -22) 07:53:57 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4H', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 580.603251][T23388] block nbd3: shutting down sockets 07:53:57 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r3, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) [ 580.626793][ T1527] block nbd0: Receive control failed (result -22) [ 580.650990][ T1527] block nbd5: Receive control failed (result -22) [ 580.669017][T23393] block nbd0: shutting down sockets [ 580.741436][ T2501] block nbd5: shutting down sockets 07:53:57 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x6c) [ 580.772334][T23393] block nbd0: shutting down sockets [ 580.783940][T23400] ldm_validate_partition_table(): Disk read failed. [ 580.885118][T23400] Dev nbd5: unable to read RDB block 0 07:53:57 executing program 2: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r3, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) 07:53:57 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockopt$IP_VS_SO_GET_INFO(r4, 0x0, 0x481, &(0x7f0000000000), &(0x7f00000000c0)=0xc) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r6 = dup3(r1, r5, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f0000000140)={0x0, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:57 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4L', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) [ 580.939324][T23400] nbd5: unable to read partition table [ 580.980582][T23400] nbd5: partition table beyond EOD, truncated [ 581.029698][ T1527] block nbd3: Receive control failed (result -22) 07:53:57 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r0, 0x0, r0) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r2 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r2, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r1, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r2, &(0x7f0000000040), 0xff66}]) [ 581.107420][T23419] block nbd3: shutting down sockets [ 581.136012][ T1527] block nbd0: Receive control failed (result -22) [ 581.166855][T23424] block nbd0: shutting down sockets [ 581.168787][T23419] block nbd3: shutting down sockets [ 581.181218][ T1527] block nbd5: Receive control failed (result -22) [ 581.249148][T23405] block nbd5: shutting down sockets 07:53:58 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x74) 07:53:58 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x12, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x320, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffff7fffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:58 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x0, 0x6) 07:53:58 executing program 2: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r3, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) 07:53:58 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4`', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:58 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r0, 0x0, r0) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r2 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r2, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r1, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r2, &(0x7f0000000040), 0xff66}]) [ 581.519294][ T1527] block nbd3: Receive control failed (result -22) [ 581.543833][ T1527] block nbd0: Receive control failed (result -22) [ 581.558139][ T2500] block nbd0: shutting down sockets [ 581.563411][ T2500] print_req_error: 765 callbacks suppressed [ 581.563427][ T2500] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 581.569438][ T2500] buffer_io_error: 770 callbacks suppressed [ 581.569446][ T2500] Buffer I/O error on dev nbd0, logical block 0, async page read [ 581.592841][T23448] block nbd3: shutting down sockets [ 581.598301][ T2500] blk_update_request: I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 581.610442][ T2500] Buffer I/O error on dev nbd0, logical block 1, async page read [ 581.630625][ T1527] block nbd5: Receive control failed (result -22) [ 581.638151][ T2500] blk_update_request: I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 581.649102][ T2500] Buffer I/O error on dev nbd0, logical block 2, async page read [ 581.657499][ T2500] blk_update_request: I/O error, dev nbd0, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 581.668413][ T2500] Buffer I/O error on dev nbd0, logical block 3, async page read [ 581.676993][ T2500] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 581.688828][ T2500] Buffer I/O error on dev nbd0, logical block 0, async page read [ 581.693255][T23449] block nbd3: Could not allocate knbd recv work queue. [ 581.697198][ T2500] blk_update_request: I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 581.714497][ T2500] Buffer I/O error on dev nbd0, logical block 1, async page read [ 581.715090][ T2500] blk_update_request: I/O error, dev nbd0, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 581.733234][ T2500] Buffer I/O error on dev nbd0, logical block 2, async page read [ 581.741645][ T2500] blk_update_request: I/O error, dev nbd0, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 581.746194][T23449] block nbd3: shutting down sockets [ 581.752520][ T2500] Buffer I/O error on dev nbd0, logical block 3, async page read [ 581.766228][ T2500] blk_update_request: I/O error, dev nbd0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 581.777094][ T2500] Buffer I/O error on dev nbd0, logical block 0, async page read [ 581.777936][ T2500] blk_update_request: I/O error, dev nbd0, sector 2 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 581.795929][ T2500] Buffer I/O error on dev nbd0, logical block 1, async page read [ 581.806302][T23458] ldm_validate_partition_table(): Disk read failed. [ 581.836898][T23458] Dev nbd0: unable to read RDB block 0 [ 581.859623][T23452] block nbd5: shutting down sockets [ 581.869141][T23458] nbd0: unable to read partition table 07:53:58 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x7a) [ 581.902767][T23458] nbd0: partition table beyond EOD, truncated [ 582.025131][T23453] block nbd0: shutting down sockets 07:53:58 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x0, 0x7) 07:53:58 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4h', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:58 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x201}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r4 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r5 = dup3(r1, r4, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f0000000140)={r6, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:58 executing program 2: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r3, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) 07:53:58 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r0, 0x0, r0) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r2 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r2, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r1, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r2, &(0x7f0000000040), 0xff66}]) [ 582.153163][ T1527] block nbd3: Receive control failed (result -22) [ 582.198745][ T2501] block nbd3: shutting down sockets [ 582.238390][T23484] ldm_validate_partition_table(): Disk read failed. [ 582.257192][ T1527] block nbd5: Receive control failed (result -22) [ 582.303476][ T2501] block nbd5: shutting down sockets [ 582.355826][T23484] Dev nbd3: unable to read RDB block 0 [ 582.377563][T23489] ldm_validate_partition_table(): Disk read failed. [ 582.415930][T23489] Dev nbd5: unable to read RDB block 0 [ 582.437053][T23484] nbd3: unable to read partition table [ 582.452240][T23484] nbd3: partition table beyond EOD, truncated [ 582.464040][ T1527] block nbd0: Receive control failed (result -22) [ 582.479003][T23489] nbd5: unable to read partition table [ 582.503218][T23489] nbd5: partition table beyond EOD, truncated [ 582.523202][T23493] block nbd0: shutting down sockets 07:53:59 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r1, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r0, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r1, &(0x7f0000000040), 0xff66}]) [ 582.610927][ T1527] block nbd5: Receive control failed (result -22) [ 582.625496][T23495] block nbd5: shutting down sockets 07:53:59 executing program 2: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) 07:53:59 executing program 0: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$NBD_SET_SOCK(r1, 0xab00, r3) prctl$PR_GET_UNALIGN(0x5, &(0x7f0000000100)) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r4 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r4, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r5 = signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r6 = dup3(r1, r5, 0x0) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r6, 0x84, 0x23, &(0x7f0000000140)={r7, 0x116}, 0x8) syz_open_dev$dspn(0x0, 0x0, 0x0) 07:53:59 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x7e) 07:53:59 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4l', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:53:59 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x0, 0x8) [ 582.943739][ T1527] block nbd3: Receive control failed (result -22) [ 582.978291][ T2500] find_fallback: 5 callbacks suppressed [ 582.978309][ T2500] block nbd3: Attempted send on invalid socket 07:53:59 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r1, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r0, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r1, &(0x7f0000000040), 0xff66}]) [ 582.990197][ T2500] block nbd3: shutting down sockets [ 583.053920][T13560] block nbd5: Receive control failed (result -22) [ 583.061888][T23528] ldm_validate_partition_table(): Disk read failed. 07:53:59 executing program 2: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) [ 583.099063][T23528] Dev nbd3: unable to read RDB block 0 [ 583.105158][T23531] block nbd5: shutting down sockets [ 583.135530][T23528] nbd3: unable to read partition table [ 583.146475][T23528] nbd3: partition table beyond EOD, truncated [ 583.219761][T23526] block nbd3: shutting down sockets [ 583.247140][T13560] block nbd5: Receive control failed (result -22) [ 583.287539][ T2501] block nbd5: Attempted send on invalid socket [ 583.294645][ T2501] block nbd5: shutting down sockets 07:54:00 executing program 1: syz_mount_image$ext4(&(0x7f0000000040)='ext4t', &(0x7f0000000180)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000140)="25bca274769e620aa734fa0095e0612687463915e38802a9d8aea872943afd874e2f98b479a7316270146d0e02f8e63ba8863cd7dcc6760253ef", 0x3a, 0x400}], 0x0, &(0x7f0000000100)={[{@journal_checksum='journal_checksum'}]}) 07:54:00 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r1, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r0, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r1, &(0x7f0000000040), 0xff66}]) 07:54:00 executing program 3: removexattr(0x0, 0x0) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) r3 = openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) preadv(r3, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) signalfd4(0xffffffffffffffff, 0x0, 0x0, 0x0) r4 = dup3(r1, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r4, 0x84, 0x23, 0x0, 0x0) syz_open_dev$dspn(0x0, 0x0, 0x300) [ 583.336401][T23541] ldm_validate_partition_table(): Disk read failed. [ 583.367727][T23541] Dev nbd5: unable to read RDB block 0 07:54:00 executing program 2: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) io_setup(0x1, &(0x7f00000001c0)=0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) io_submit(r2, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r3, &(0x7f0000000040), 0xff66}]) [ 583.414045][T23541] nbd5: unable to read partition table [ 583.456062][T23541] nbd5: partition table beyond EOD, truncated 07:54:00 executing program 5: removexattr(0x0, 0x0) mbind(&(0x7f0000012000/0xc00000)=nil, 0xc00000, 0x0, 0x0, 0x0, 0x2000000000002) perf_event_open(&(0x7f0000000680)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket(0x11, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_SET_SIZE_BLOCKS(r2, 0xab07, 0x7) open(&(0x7f0000000180)='./file0\x00', 0x100, 0x40) preadv(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = signalfd4(0xffffffffffffffff, &(0x7f0000000240)={0xffffffffffffffff}, 0x8, 0x0) dup3(r1, r3, 0x80000) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r0, 0x84, 0x73, &(0x7f0000000040)={0x0, 0x4ab, 0x10, 0x7aec, 0x80000000}, &(0x7f0000000080)=0x18) syz_open_dev$dspn(0x0, 0x0, 0x9) [ 583.619320][T13560] block nbd3: Receive control failed (result -22) [ 583.643805][T23568] block nbd3: shutting down sockets 07:54:00 executing program 4: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) openat$capi20(0xffffffffffffff9c, &(0x7f0000000040)='/dev/capi20\x00', 0x0, 0x0) io_setup(0x1, &(0x7f00000001c0)=0x0) r2 = openat$tun(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/net/tun\x00', 0x109006, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f00000004c0)={'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\r', 0x20000005002}) ioctl$TUNSETVNETBE(r2, 0x400454de, &(0x7f0000000080)=0x1) io_submit(r1, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x800000000001, 0x0, r2, &(0x7f0000000040), 0xff66}]) [ 583.700771][ T2501] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2501 comm=kworker/0:1H [ 583.726760][ T2501] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2501 comm=kworker/0:1H [ 583.739714][ T2501] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=2501 comm=kworker/0:1H [ 583.772990][T13560] block nbd5: Receive control failed (result -22) [ 583.781401][T23529] block nbd0: shutting down sockets [ 583.850464][ T2500] block nbd5: Attempted send on invalid socket [ 583.857044][ T2500] block nbd5: shutting down sockets [ 583.903636][T23580] ldm_validate_partition_table(): Disk read failed. [ 583.935393][T23580] Dev nbd5: unable to read RDB block 0 [ 583.962534][T23580] nbd5: unable to read partition table [ 583.970554][T23580] nbd5: partition table beyond EOD, truncated [ 584.076080][T13560] block nbd5: Receive control failed (result -22) [ 584.094788][T23594] block nbd5: shutting down sockets [ 613.825930][ T2500] block nbd0: Possible stuck request 00000000fda39226: control (read@0,1024B). Runtime 30 seconds [ 613.837204][ T2500] block nbd0: Possible stuck request 00000000c4265dc2: control (read@1024,1024B). Runtime 30 seconds [ 613.849213][ T2500] block nbd0: Possible stuck request 000000005d31b49c: control (read@2048,2048B). Runtime 30 seconds [ 643.905849][ T2500] block nbd0: Possible stuck request 00000000fda39226: control (read@0,1024B). Runtime 60 seconds [ 643.916770][ T2500] block nbd0: Possible stuck request 00000000c4265dc2: control (read@1024,1024B). Runtime 60 seconds [ 643.927901][ T2500] block nbd0: Possible stuck request 000000005d31b49c: control (read@2048,2048B). Runtime 60 seconds [ 673.985789][ T2500] block nbd0: Possible stuck request 00000000fda39226: control (read@0,1024B). Runtime 90 seconds [ 673.996576][ T2500] block nbd0: Possible stuck request 00000000c4265dc2: control (read@1024,1024B). Runtime 90 seconds [ 674.007588][ T2500] block nbd0: Possible stuck request 000000005d31b49c: control (read@2048,2048B). Runtime 90 seconds [ 704.065778][ T2500] block nbd0: Possible stuck request 00000000fda39226: control (read@0,1024B). Runtime 120 seconds [ 704.076572][ T2500] block nbd0: Possible stuck request 00000000c4265dc2: control (read@1024,1024B). Runtime 120 seconds [ 704.088308][ T2500] block nbd0: Possible stuck request 000000005d31b49c: control (read@2048,2048B). Runtime 120 seconds [ 734.145821][ T2500] block nbd0: Possible stuck request 00000000fda39226: control (read@0,1024B). Runtime 150 seconds [ 734.156671][ T2500] block nbd0: Possible stuck request 00000000c4265dc2: control (read@1024,1024B). Runtime 150 seconds [ 734.167672][ T2500] block nbd0: Possible stuck request 000000005d31b49c: control (read@2048,2048B). Runtime 150 seconds [ 734.785887][ T1070] INFO: task syz-executor.0:23529 blocked for more than 143 seconds. [ 734.793987][ T1070] Not tainted 5.4.0-rc3+ #0 [ 734.799416][ T1070] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 734.808276][ T1070] syz-executor.0 D26664 23529 9515 0x00004004 [ 734.814604][ T1070] Call Trace: [ 734.818852][ T1070] __schedule+0x94f/0x1e70 [ 734.823280][ T1070] ? __sched_text_start+0x8/0x8 [ 734.829593][ T1070] ? __kasan_check_read+0x11/0x20 [ 734.834743][ T1070] ? __lock_acquire+0x16f2/0x4a00 [ 734.839836][ T1070] schedule+0xd9/0x260 [ 734.843922][ T1070] schedule_timeout+0x717/0xc50 [ 734.848848][ T1070] ? find_held_lock+0x35/0x130 [ 734.853681][ T1070] ? usleep_range+0x170/0x170 [ 734.858416][ T1070] ? lock_downgrade+0x920/0x920 [ 734.863271][ T1070] ? _raw_spin_unlock_irq+0x28/0x90 [ 734.868751][ T1070] ? wait_for_completion+0x294/0x440 [ 734.874055][ T1070] ? _raw_spin_unlock_irq+0x28/0x90 [ 734.879312][ T1070] ? lockdep_hardirqs_on+0x421/0x5e0 [ 734.884623][ T1070] ? trace_hardirqs_on+0x67/0x240 [ 734.889722][ T1070] ? __kasan_check_read+0x11/0x20 [ 734.894754][ T1070] wait_for_completion+0x29c/0x440 [ 734.899943][ T1070] ? wait_for_completion_interruptible+0x470/0x470 [ 734.906507][ T1070] ? wake_up_q+0xf0/0xf0 [ 734.910869][ T1070] ? flush_workqueue_prep_pwqs+0x352/0x590 [ 734.916768][ T1070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 734.923029][ T1070] flush_workqueue+0x40f/0x14c0 [ 734.928092][ T1070] ? __dev_printk+0x202/0x20e [ 734.934692][ T1070] ? _dev_warn+0xd7/0x109 [ 734.939086][ T1070] ? pwq_unbound_release_workfn+0x2f0/0x2f0 [ 734.945056][ T1070] ? sock_shutdown+0x83/0x200 [ 734.950425][ T1070] nbd_ioctl+0xb2e/0xc44 [ 734.954848][ T1070] ? nbd_ioctl+0xb2e/0xc44 [ 734.959320][ T1070] ? nbd_release+0x150/0x150 [ 734.964131][ T1070] ? retint_kernel+0x2b/0x2b [ 734.968770][ T1070] ? finish_wait+0x260/0x260 [ 734.973369][ T1070] ? blkdev_ioctl+0xaa/0x1c20 [ 734.978145][ T1070] ? nbd_release+0x150/0x150 [ 734.982742][ T1070] blkdev_ioctl+0xedb/0x1c20 [ 734.987589][ T1070] ? blkpg_ioctl+0xa90/0xa90 [ 734.992299][ T1070] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 734.998281][ T1070] ? ___might_sleep+0x163/0x2c0 [ 735.003148][ T1070] block_ioctl+0xee/0x130 [ 735.007546][ T1070] ? blkdev_fallocate+0x410/0x410 [ 735.012599][ T1070] do_vfs_ioctl+0xdb6/0x13e0 [ 735.017267][ T1070] ? ioctl_preallocate+0x210/0x210 [ 735.022382][ T1070] ? __this_cpu_preempt_check+0x3a/0x210 [ 735.028097][ T1070] ? retint_kernel+0x2b/0x2b [ 735.032700][ T1070] ? tomoyo_file_ioctl+0x23/0x30 [ 735.037698][ T1070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 735.043943][ T1070] ? security_file_ioctl+0x8d/0xc0 [ 735.049121][ T1070] ksys_ioctl+0xab/0xd0 [ 735.053282][ T1070] __x64_sys_ioctl+0x73/0xb0 [ 735.057921][ T1070] do_syscall_64+0xfa/0x760 [ 735.062454][ T1070] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 735.068416][ T1070] RIP: 0033:0x459a59 [ 735.072313][ T1070] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 <90> 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 [ 735.092638][ T1070] RSP: 002b:00007fc6104c2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 735.101160][ T1070] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 0000000000459a59 [ 735.109223][ T1070] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000006 [ 735.117265][ T1070] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 735.125235][ T1070] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc6104c36d4 [ 735.133272][ T1070] R13: 00000000004c3381 R14: 00000000004d70b8 R15: 00000000ffffffff [ 735.147204][ T1070] INFO: task syz-executor.0:23540 blocked for more than 143 seconds. [ 735.155259][ T1070] Not tainted 5.4.0-rc3+ #0 [ 735.160425][ T1070] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 735.169126][ T1070] syz-executor.0 D24872 23540 9515 0x00004004 [ 735.175442][ T1070] Call Trace: [ 735.178806][ T1070] __schedule+0x94f/0x1e70 [ 735.183252][ T1070] ? __sched_text_start+0x8/0x8 [ 735.188308][ T1070] ? retint_kernel+0x2b/0x2b [ 735.192905][ T1070] schedule+0xd9/0x260 [ 735.197033][ T1070] io_schedule+0x1c/0x70 [ 735.201276][ T1070] do_read_cache_page+0xf2f/0x2140 [ 735.206437][ T1070] ? mark_held_locks+0xa4/0xf0 [ 735.211227][ T1070] ? pagecache_get_page+0xa00/0xa00 [ 735.217144][ T1070] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 735.222608][ T1070] ? __this_cpu_preempt_check+0x3a/0x210 [ 735.228471][ T1070] ? retint_kernel+0x2b/0x2b [ 735.233059][ T1070] ? page_cache_next_miss+0x340/0x340 [ 735.238496][ T1070] ? vsnprintf+0xb18/0x19a0 [ 735.243004][ T1070] read_cache_page+0x5e/0x70 [ 735.247663][ T1070] read_dev_sector+0x71/0x310 [ 735.252342][ T1070] ? adfspart_check_ADFS+0x760/0x760 [ 735.257688][ T1070] adfspart_check_ICS+0x12d/0xc90 [ 735.262715][ T1070] ? pointer+0x720/0x720 [ 735.267037][ T1070] ? __alloc_pages_nodemask+0x653/0x900 [ 735.272588][ T1070] ? adfspart_check_ADFS+0x760/0x760 [ 735.278541][ T1070] ? snprintf+0xbb/0xf0 [ 735.282730][ T1070] ? vsprintf+0x40/0x40 [ 735.286962][ T1070] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 735.293204][ T1070] ? adfspart_check_ADFS+0x760/0x760 [ 735.298556][ T1070] check_partition+0x3bc/0x6ce [ 735.303325][ T1070] rescan_partitions+0x230/0xa30 [ 735.308339][ T1070] __blkdev_get+0x1213/0x1660 [ 735.313124][ T1070] ? bd_finish_claiming+0x1c0/0x1c0 [ 735.318400][ T1070] blkdev_get+0x47/0x2c0 [ 735.322645][ T1070] ? _raw_spin_unlock+0x2d/0x50 [ 735.327544][ T1070] blkdev_open+0x205/0x290 [ 735.331977][ T1070] do_dentry_open+0x4e6/0x1380 [ 735.336833][ T1070] ? __kasan_check_read+0x11/0x20 [ 735.342073][ T1070] ? bd_acquire+0x2c0/0x2c0 [ 735.347567][ T1070] ? chown_common+0x5c0/0x5c0 [ 735.352266][ T1070] ? inode_permission+0xb4/0x560 [ 735.357270][ T1070] vfs_open+0xa0/0xd0 [ 735.361348][ T1070] path_openat+0x10e9/0x46d0 [ 735.366010][ T1070] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 735.372115][ T1070] ? kasan_slab_alloc+0xf/0x20 [ 735.377117][ T1070] ? kmem_cache_alloc+0x121/0x710 [ 735.382245][ T1070] ? getname_flags+0xd6/0x5b0 [ 735.387240][ T1070] ? getname+0x1a/0x20 [ 735.391340][ T1070] ? do_sys_open+0x2c9/0x5d0 [ 735.396021][ T1070] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 735.401415][ T1070] ? __alloc_fd+0x487/0x620 [ 735.405996][ T1070] do_filp_open+0x1a1/0x280 [ 735.410740][ T1070] ? may_open_dev+0x100/0x100 [ 735.415413][ T1070] ? __kasan_check_read+0x11/0x20 [ 735.420508][ T1070] ? do_raw_spin_unlock+0x57/0x270 [ 735.425854][ T1070] ? _raw_spin_unlock+0x2d/0x50 [ 735.430716][ T1070] ? __alloc_fd+0x487/0x620 [ 735.435239][ T1070] do_sys_open+0x3fe/0x5d0 [ 735.439830][ T1070] ? filp_open+0x80/0x80 [ 735.444203][ T1070] ? trace_hardirqs_on_thunk+0x1a/0x20 [ 735.449778][ T1070] ? do_syscall_64+0x26/0x760 [ 735.454485][ T1070] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 735.460731][ T1070] ? do_syscall_64+0x26/0x760 [ 735.465536][ T1070] __x64_sys_open+0x7e/0xc0 [ 735.470516][ T1070] do_syscall_64+0xfa/0x760 [ 735.475019][ T1070] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 735.481817][ T1070] RIP: 0033:0x413941 [ 735.485794][ T1070] Code: Bad RIP value. [ 735.489856][ T1070] RSP: 002b:00007fc6104a17a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 735.498326][ T1070] RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 0000000000413941 [ 735.506343][ T1070] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fc6104a1850 [ 735.514299][ T1070] RBP: 000000000075bfc8 R08: 000000000000000f R09: 0000000000000000 [ 735.522352][ T1070] R10: 0000000000000000 R11: 0000000000000293 R12: 00007fc6104a26d4 [ 735.530501][ T1070] R13: 00000000004c9199 R14: 00000000004e07d8 R15: 00000000ffffffff [ 735.538645][ T1070] [ 735.538645][ T1070] Showing all locks held in the system: [ 735.546430][ T1070] 2 locks held by kworker/u4:3/204: [ 735.551781][ T1070] #0: ffff8880ae834d18 (&rq->lock){-.-.}, at: __schedule+0x266/0x1e70 [ 735.560111][ T1070] #1: ffffffff88fab000 (rcu_read_lock){....}, at: __update_idle_core+0x45/0x3f0 [ 735.569294][ T1070] 1 lock held by khungtaskd/1070: [ 735.574334][ T1070] #0: ffffffff88fab000 (rcu_read_lock){....}, at: debug_show_all_locks+0x5f/0x27e [ 735.583683][ T1070] 2 locks held by kworker/u5:0/1527: [ 735.589558][ T1070] #0: ffff8880a00be128 ((wq_completion)knbd0-recv){+.+.}, at: process_one_work+0x88b/0x1740 [ 735.599922][ T1070] #1: ffff8880a6227dc0 ((work_completion)(&args->work)){+.+.}, at: process_one_work+0x8c1/0x1740 [ 735.611128][ T1070] 1 lock held by rsyslogd/9352: [ 735.616056][ T1070] 2 locks held by getty/9474: [ 735.620723][ T1070] #0: ffff8880a4542090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 735.629718][ T1070] #1: ffffc90005f4d2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 735.639352][ T1070] 2 locks held by getty/9475: [ 735.644026][ T1070] #0: ffff8880a9444090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 735.653098][ T1070] #1: ffffc90005f612e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 735.662727][ T1070] 2 locks held by getty/9476: [ 735.667451][ T1070] #0: ffff888096796090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 735.676454][ T1070] #1: ffffc90005f652e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 735.686178][ T1070] 2 locks held by getty/9477: [ 735.690950][ T1070] #0: ffff888094c49090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 735.699960][ T1070] #1: ffffc90005f552e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 735.709579][ T1070] 2 locks held by getty/9478: [ 735.714247][ T1070] #0: ffff8880a191c090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 735.723235][ T1070] #1: ffffc90005f5d2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 735.732840][ T1070] 2 locks held by getty/9479: [ 735.738430][ T1070] #0: ffff8880a192d090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 735.747590][ T1070] #1: ffffc90005f592e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 735.757246][ T1070] 2 locks held by getty/9480: [ 735.761934][ T1070] #0: ffff88809c0bf090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 735.771277][ T1070] #1: ffffc90005f352e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x232/0x1c10 [ 735.780910][ T1070] 1 lock held by syz-executor.0/23540: [ 735.786426][ T1070] #0: ffff888091fb1138 (&bdev->bd_mutex){+.+.}, at: __blkdev_get+0x19b/0x1660 [ 735.795687][ T1070] [ 735.798013][ T1070] ============================================= [ 735.798013][ T1070] [ 735.806449][ T1070] NMI backtrace for cpu 1 [ 735.810777][ T1070] CPU: 1 PID: 1070 Comm: khungtaskd Not tainted 5.4.0-rc3+ #0 [ 735.818217][ T1070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 735.828259][ T1070] Call Trace: [ 735.831644][ T1070] dump_stack+0x172/0x1f0 [ 735.835985][ T1070] nmi_cpu_backtrace.cold+0x70/0xb2 [ 735.841163][ T1070] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 735.847388][ T1070] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 735.853010][ T1070] nmi_trigger_cpumask_backtrace+0x23b/0x28b [ 735.858971][ T1070] arch_trigger_cpumask_backtrace+0x14/0x20 [ 735.864841][ T1070] watchdog+0x9d0/0xef0 [ 735.869066][ T1070] kthread+0x361/0x430 [ 735.873118][ T1070] ? reset_hung_task_detector+0x30/0x30 [ 735.878662][ T1070] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 735.884360][ T1070] ret_from_fork+0x24/0x30 [ 735.888885][ T1070] Sending NMI from CPU 1 to CPUs 0: [ 735.894188][ C0] NMI backtrace for cpu 0 skipped: idling at native_safe_halt+0xe/0x10 [ 735.895992][ T1070] Kernel panic - not syncing: hung_task: blocked tasks [ 735.909295][ T1070] CPU: 1 PID: 1070 Comm: khungtaskd Not tainted 5.4.0-rc3+ #0 [ 735.916756][ T1070] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 735.926800][ T1070] Call Trace: [ 735.930084][ T1070] dump_stack+0x172/0x1f0 [ 735.934424][ T1070] panic+0x2e3/0x75c [ 735.938302][ T1070] ? add_taint.cold+0x16/0x16 [ 735.943086][ T1070] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 735.948735][ T1070] ? ___preempt_schedule+0x16/0x20 [ 735.953836][ T1070] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 735.960021][ T1070] ? nmi_trigger_cpumask_backtrace+0x24c/0x28b [ 735.966155][ T1070] ? nmi_trigger_cpumask_backtrace+0x256/0x28b [ 735.972288][ T1070] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 735.978422][ T1070] watchdog+0x9e1/0xef0 [ 735.982560][ T1070] kthread+0x361/0x430 [ 735.986608][ T1070] ? reset_hung_task_detector+0x30/0x30 [ 735.992145][ T1070] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 735.997852][ T1070] ret_from_fork+0x24/0x30 [ 736.003952][ T1070] Kernel Offset: disabled [ 736.008288][ T1070] Rebooting in 86400 seconds..