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 [ 410.791068][T23032] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 410.837084][T23048] block nbd2: NBD_DISCONNECT [ 410.840873][T23032] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 [ 410.840882][T23032] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 10:09:35 executing program 5 (fault-call:6 fault-nth:16): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 410.840890][T23032] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 410.840898][T23032] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 [ 410.840906][T23032] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 [ 410.861315][T23048] block nbd2: Send disconnect failed -107 [ 410.899802][T23049] block nbd5: shutting down sockets [ 410.963288][T23047] block nbd2: Disconnected due to user request. [ 411.010647][T23047] block nbd2: shutting down sockets 10:09:35 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) [ 411.034007][T23052] block nbd2: NBD_DISCONNECT [ 411.038674][T23052] block nbd2: Send disconnect failed -107 [ 411.044826][T23047] block nbd2: Disconnected due to user request. [ 411.051079][T23047] block nbd2: shutting down sockets [ 411.079247][T23054] FAULT_INJECTION: forcing a failure. [ 411.079247][T23054] name failslab, interval 1, probability 0, space 0, times 0 [ 411.092651][T23054] CPU: 0 PID: 23054 Comm: syz-executor.5 Not tainted 5.3.0-next-20190916 #0 [ 411.101329][T23054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.111385][T23054] Call Trace: [ 411.114693][T23054] dump_stack+0x172/0x1f0 [ 411.119034][T23054] should_fail.cold+0xa/0x15 [ 411.123632][T23054] ? fault_create_debugfs_attr+0x180/0x180 10:09:35 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xc058565d) [ 411.129445][T23054] ? kernel_init_free_pages+0x120/0x120 [ 411.134994][T23054] ? ___might_sleep+0x163/0x2c0 [ 411.139847][T23054] __should_failslab+0x121/0x190 [ 411.144884][T23054] should_failslab+0x9/0x14 [ 411.149386][T23054] kmem_cache_alloc+0x2aa/0x710 [ 411.154234][T23054] ? lookup_one_len+0x10e/0x1a0 [ 411.159088][T23054] ? lookup_one_len_unlocked+0x100/0x100 [ 411.165684][T23054] alloc_inode+0x16f/0x1e0 [ 411.170107][T23054] new_inode_pseudo+0x19/0xf0 [ 411.174789][T23054] new_inode+0x1f/0x40 [ 411.178877][T23054] debugfs_get_inode+0x1a/0x130 [ 411.183729][T23054] __debugfs_create_file+0xb7/0x3f0 [ 411.188924][T23064] block nbd2: NBD_DISCONNECT [ 411.188937][T23054] debugfs_create_file+0x5a/0x70 [ 411.188955][T23054] nbd_start_device+0x4aa/0xbb0 [ 411.196010][T23064] block nbd2: Send disconnect failed -107 [ 411.198461][T23054] nbd_ioctl+0x5c8/0xc50 [ 411.198479][T23054] ? nbd_release+0x150/0x150 [ 411.198494][T23054] ? lock_downgrade+0x920/0x920 [ 411.198512][T23054] ? trace_hardirqs_on+0x67/0x240 [ 411.205734][T23063] block nbd2: Disconnected due to user request. [ 411.209044][T23054] ? nbd_release+0x150/0x150 [ 411.209061][T23054] blkdev_ioctl+0xedb/0x1c20 [ 411.209074][T23054] ? blkpg_ioctl+0xa90/0xa90 [ 411.209093][T23054] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 411.216043][T23063] block nbd2: shutting down sockets [ 411.217903][T23054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.217924][T23054] ? __kasan_check_read+0x11/0x20 [ 411.217938][T23054] block_ioctl+0xee/0x130 [ 411.217953][T23054] ? blkdev_fallocate+0x410/0x410 10:09:35 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) setsockopt$SO_ATTACH_FILTER(r2, 0x1, 0x1a, &(0x7f0000000040)={0x1, &(0x7f0000000000)=[{0x63, 0x20, 0x3, 0x8000}]}, 0x10) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 411.236274][T23064] block nbd2: NBD_DISCONNECT [ 411.238577][T23054] do_vfs_ioctl+0xdb6/0x13e0 [ 411.238596][T23054] ? compat_ioctl_preallocate+0x210/0x210 [ 411.238615][T23054] ? __fget+0x384/0x560 [ 411.243421][T23064] block nbd2: Send disconnect failed -107 [ 411.247787][T23054] ? ksys_dup3+0x3e0/0x3e0 [ 411.247804][T23054] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 411.247817][T23054] ? fput_many+0x12c/0x1a0 [ 411.247834][T23054] ? tomoyo_file_ioctl+0x23/0x30 [ 411.256605][T23063] block nbd2: Disconnected due to user request. [ 411.258839][T23054] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.258855][T23054] ? security_file_ioctl+0x8d/0xc0 [ 411.258870][T23054] ksys_ioctl+0xab/0xd0 [ 411.258887][T23054] __x64_sys_ioctl+0x73/0xb0 [ 411.266174][T23063] block nbd2: shutting down sockets [ 411.270135][T23054] do_syscall_64+0xfa/0x760 [ 411.270154][T23054] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 411.270166][T23054] RIP: 0033:0x4598e9 [ 411.270180][T23054] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 411.270192][T23054] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 411.315876][T23054] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 [ 411.315883][T23054] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 411.315896][T23054] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 411.325213][T23054] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 10:09:35 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x1260) [ 411.325221][T23054] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 [ 411.325427][T23054] debugfs: out of free dentries, can not create file 'tasks' [ 411.353965][T23066] block nbd3: Device being setup by another task [ 411.368651][T23035] block nbd3: shutting down sockets [ 411.372618][T23069] block nbd5: shutting down sockets [ 411.419793][T23068] block nbd2: NBD_DISCONNECT [ 411.471035][T23068] block nbd2: Send disconnect failed -107 10:09:35 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:35 executing program 5 (fault-call:6 fault-nth:17): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 411.480817][T23071] block nbd2: Disconnected due to user request. [ 411.490881][T23071] block nbd2: shutting down sockets 10:09:35 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x211f, 0x40000) ioctl$GIO_UNISCRNMAP(r0, 0x4b69, &(0x7f00000001c0)=""/166) r1 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r1, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r1, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r3}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) [ 411.542788][T23071] block nbd2: shutting down sockets 10:09:35 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r3, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r3, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r3, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) shutdown(r3, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 411.620855][T23082] FAULT_INJECTION: forcing a failure. [ 411.620855][T23082] name failslab, interval 1, probability 0, space 0, times 0 [ 411.633603][T23082] CPU: 0 PID: 23082 Comm: syz-executor.5 Not tainted 5.3.0-next-20190916 #0 [ 411.637271][T23090] block nbd2: NBD_DISCONNECT [ 411.642276][T23082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 411.642282][T23082] Call Trace: [ 411.642303][T23082] dump_stack+0x172/0x1f0 [ 411.642318][T23082] should_fail.cold+0xa/0x15 [ 411.642332][T23082] ? fault_create_debugfs_attr+0x180/0x180 [ 411.642348][T23082] ? kernel_init_free_pages+0x120/0x120 [ 411.642363][T23082] ? ___might_sleep+0x163/0x2c0 [ 411.642379][T23082] __should_failslab+0x121/0x190 [ 411.642392][T23082] should_failslab+0x9/0x14 [ 411.642412][T23082] kmem_cache_alloc+0x2aa/0x710 [ 411.649618][T23090] block nbd2: Send disconnect failed -107 [ 411.657048][T23082] ? lookup_one_len+0x10e/0x1a0 [ 411.657061][T23082] ? lookup_one_len_unlocked+0x100/0x100 [ 411.657074][T23082] alloc_inode+0x16f/0x1e0 [ 411.657087][T23082] new_inode_pseudo+0x19/0xf0 [ 411.657099][T23082] new_inode+0x1f/0x40 [ 411.657118][T23082] debugfs_get_inode+0x1a/0x130 [ 411.679565][T23090] block nbd2: Disconnected due to user request. [ 411.680601][T23082] __debugfs_create_file+0xb7/0x3f0 [ 411.680618][T23082] debugfs_create_file+0x5a/0x70 [ 411.688951][T23090] block nbd2: shutting down sockets [ 411.690396][T23082] nbd_start_device+0x4aa/0xbb0 [ 411.690416][T23082] nbd_ioctl+0x5c8/0xc50 [ 411.707372][T23091] block nbd2: NBD_DISCONNECT 10:09:35 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) 10:09:35 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r0, 0x10f, 0x86) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 411.710270][T23082] ? nbd_release+0x150/0x150 [ 411.710290][T23082] ? lock_downgrade+0x920/0x920 [ 411.716039][T23091] block nbd2: Send disconnect failed -107 [ 411.720301][T23082] ? trace_hardirqs_on+0x67/0x240 [ 411.720315][T23082] ? nbd_release+0x150/0x150 [ 411.720333][T23082] blkdev_ioctl+0xedb/0x1c20 [ 411.729741][T23091] block nbd2: Disconnected due to user request. [ 411.733965][T23082] ? blkpg_ioctl+0xa90/0xa90 [ 411.733981][T23082] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 411.733997][T23082] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.734019][T23082] ? __kasan_check_read+0x11/0x20 [ 411.740599][T23091] block nbd2: shutting down sockets [ 411.745424][T23082] block_ioctl+0xee/0x130 [ 411.745435][T23082] ? blkdev_fallocate+0x410/0x410 [ 411.745450][T23082] do_vfs_ioctl+0xdb6/0x13e0 [ 411.745465][T23082] ? compat_ioctl_preallocate+0x210/0x210 [ 411.745483][T23082] ? __fget+0x384/0x560 [ 411.779215][T23082] ? ksys_dup3+0x3e0/0x3e0 [ 411.821875][T23082] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 411.821891][T23082] ? fput_many+0x12c/0x1a0 [ 411.821906][T23082] ? tomoyo_file_ioctl+0x23/0x30 [ 411.821920][T23082] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 411.821934][T23082] ? security_file_ioctl+0x8d/0xc0 [ 411.821948][T23082] ksys_ioctl+0xab/0xd0 [ 411.821966][T23082] __x64_sys_ioctl+0x73/0xb0 [ 411.841492][T23082] do_syscall_64+0xfa/0x760 [ 411.841511][T23082] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 411.841521][T23082] RIP: 0033:0x4598e9 [ 411.841535][T23082] 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 [ 411.841541][T23082] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 411.841552][T23082] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 [ 411.841558][T23082] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 411.841564][T23082] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 411.841576][T23082] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 [ 411.851852][T23082] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 [ 411.852112][T23082] debugfs: out of free dentries, can not create file 'tasks' [ 411.889748][T23095] block nbd2: NBD_DISCONNECT [ 411.905337][T23095] block nbd2: Send disconnect failed -107 [ 411.939334][T23095] block nbd2: Disconnected due to user request. [ 411.979767][T23097] block nbd5: shutting down sockets [ 411.987252][T23095] block nbd2: shutting down sockets 10:09:36 executing program 5 (fault-call:6 fault-nth:18): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 412.026883][T23095] block nbd2: NBD_DISCONNECT [ 412.053436][T23095] block nbd2: Send disconnect failed -107 [ 412.053517][T23104] FAULT_INJECTION: forcing a failure. [ 412.053517][T23104] name failslab, interval 1, probability 0, space 0, times 0 [ 412.059632][T23101] block nbd2: Disconnected due to user request. [ 412.072221][T23104] CPU: 1 PID: 23104 Comm: syz-executor.5 Not tainted 5.3.0-next-20190916 #0 [ 412.081101][T23101] block nbd2: shutting down sockets [ 412.086893][T23104] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 412.086897][T23104] Call Trace: [ 412.086918][T23104] dump_stack+0x172/0x1f0 [ 412.086937][T23104] should_fail.cold+0xa/0x15 [ 412.114597][T23104] ? fault_create_debugfs_attr+0x180/0x180 [ 412.120431][T23104] ? kernel_init_free_pages+0x120/0x120 [ 412.125986][T23104] ? ___might_sleep+0x163/0x2c0 [ 412.130857][T23104] __should_failslab+0x121/0x190 [ 412.135784][T23104] should_failslab+0x9/0x14 [ 412.135819][T23104] kmem_cache_alloc+0x2aa/0x710 [ 412.135837][T23104] ? bpf_prog_kallsyms_find+0x50/0x2c0 [ 412.150615][T23104] __d_alloc+0x2e/0x8c0 [ 412.154774][T23104] ? kernel_text_address+0x73/0xf0 [ 412.159891][T23104] d_alloc+0x4d/0x280 [ 412.163881][T23104] d_alloc_parallel+0xf4/0x1c30 [ 412.168739][T23104] ? stack_trace_save+0xac/0xe0 [ 412.173600][T23104] ? __d_lookup_rcu+0x6c0/0x6c0 [ 412.178447][T23104] ? lockdep_init_map+0x1be/0x6d0 [ 412.178463][T23104] ? lockdep_init_map+0x1be/0x6d0 [ 412.178478][T23104] __lookup_slow+0x1ab/0x500 [ 412.178494][T23104] ? vfs_unlink+0x620/0x620 [ 412.193083][T23104] ? lookup_dcache+0x23/0x140 [ 412.193101][T23104] ? d_lookup+0x19e/0x260 [ 412.193118][T23104] lookup_one_len+0x16d/0x1a0 [ 412.201250][T23110] block nbd2: NBD_DISCONNECT [ 412.202265][T23104] ? lookup_one_len_unlocked+0x100/0x100 [ 412.202281][T23104] ? do_raw_spin_unlock+0x57/0x270 [ 412.202294][T23104] ? mntput+0x74/0xa0 [ 412.202312][T23104] start_creating+0xc5/0x1d0 [ 412.202332][T23104] __debugfs_create_file+0x65/0x3f0 [ 412.210131][T23110] block nbd2: Send disconnect failed -107 [ 412.211304][T23104] debugfs_create_file_unsafe+0x5a/0x70 10:09:36 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:36 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 412.211321][T23104] debugfs_create_mode_unsafe+0x78/0xb0 [ 412.211338][T23104] debugfs_create_u64+0x3f/0x50 [ 412.211358][T23104] nbd_start_device+0x4c5/0xbb0 [ 412.227075][T23110] block nbd2: Disconnected due to user request. [ 412.230778][T23104] nbd_ioctl+0x5c8/0xc50 [ 412.230796][T23104] ? nbd_release+0x150/0x150 [ 412.230813][T23104] ? lock_downgrade+0x920/0x920 [ 412.230830][T23104] ? trace_hardirqs_on+0x67/0x240 [ 412.235941][T23110] block nbd2: shutting down sockets [ 412.240697][T23104] ? nbd_release+0x150/0x150 [ 412.240714][T23104] blkdev_ioctl+0xedb/0x1c20 [ 412.240728][T23104] ? blkpg_ioctl+0xa90/0xa90 [ 412.240743][T23104] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 412.240764][T23104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.259043][T23113] block nbd2: NBD_DISCONNECT [ 412.262492][T23104] ? __kasan_check_read+0x11/0x20 [ 412.262509][T23104] block_ioctl+0xee/0x130 [ 412.262521][T23104] ? blkdev_fallocate+0x410/0x410 [ 412.262537][T23104] do_vfs_ioctl+0xdb6/0x13e0 [ 412.262552][T23104] ? compat_ioctl_preallocate+0x210/0x210 [ 412.262570][T23104] ? __fget+0x384/0x560 [ 412.267589][T23113] block nbd2: Send disconnect failed -107 [ 412.273636][T23104] ? ksys_dup3+0x3e0/0x3e0 [ 412.273652][T23104] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 412.273666][T23104] ? fput_many+0x12c/0x1a0 [ 412.273681][T23104] ? tomoyo_file_ioctl+0x23/0x30 [ 412.273695][T23104] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.273708][T23104] ? security_file_ioctl+0x8d/0xc0 [ 412.273726][T23104] ksys_ioctl+0xab/0xd0 [ 412.279528][T23109] block nbd2: Disconnected due to user request. 10:09:36 executing program 2: r0 = socket(0x5, 0x80000, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x401, 0x400) r2 = pkey_alloc(0x0, 0x2) pkey_free(r2) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) syz_open_dev$admmidi(&(0x7f0000000040)='/dev/admmidi#\x00', 0x3, 0x40) ioctl$NBD_CLEAR_SOCK(r3, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 412.282545][T23104] __x64_sys_ioctl+0x73/0xb0 [ 412.282561][T23104] do_syscall_64+0xfa/0x760 [ 412.282580][T23104] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 412.282590][T23104] RIP: 0033:0x4598e9 [ 412.282604][T23104] 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 [ 412.282616][T23104] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 10:09:36 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x1261) [ 412.287980][T23109] block nbd2: shutting down sockets [ 412.292469][T23104] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 [ 412.292477][T23104] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 412.292484][T23104] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 412.292493][T23104] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 [ 412.292500][T23104] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 [ 412.313792][T23114] block nbd3: Device being setup by another task 10:09:36 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 412.356380][T23074] block nbd3: shutting down sockets [ 412.438429][T23115] block nbd5: shutting down sockets 10:09:36 executing program 5 (fault-call:6 fault-nth:19): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:36 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) r1 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dlm_plock\x00', 0x5, 0x0) fsconfig$FSCONFIG_CMD_RECONFIGURE(r1, 0x7, 0x0, 0x0, 0x0) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) r3 = socket(0x9, 0xa, 0x1f) sendto(r3, &(0x7f00000001c0)="e3f4e0f6bce8b9c40858b10de613dc51864d8721bbf66ce821bda252d2ade17e50822dcda083f7e4233cae992af076d9877ebbe20406ddf7f81b1205ac7825621986c1248a869df5aeb65bab808451f39bfff0f3d668a69fcd32b6a3d669ea1b12996833797d886fc2a0ddec820c40997bb35bc7e0d0ddf97e4b4d137c2f3505f5a0dc74a9aca5f061824e85d9ebf612", 0x90, 0x50, &(0x7f0000000280)=@generic={0x10, "9b6fae5380f93254cad9d076037d9ad396ba46c982960ab37422fc3192fa2c4c8e06b2ce0f5ba506585d05d3eeee02e73165c7662906ab6833b70e10ae2c25f1cb4ada540a78982bce11d3bc75dd50c9cf53b2deac3baac2fdc1b1ca451e6a3afabdb29b21b48a945584442eb93f59e00694476995fcec85405a17ff76a8"}, 0x80) getpeername$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r4}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:09:36 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$can_bcm(0x1d, 0x2, 0x2) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) [ 412.663005][T23129] FAULT_INJECTION: forcing a failure. [ 412.663005][T23129] name failslab, interval 1, probability 0, space 0, times 0 [ 412.675683][T23129] CPU: 1 PID: 23129 Comm: syz-executor.5 Not tainted 5.3.0-next-20190916 #0 [ 412.675698][T23129] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 412.694435][T23129] Call Trace: [ 412.697729][T23129] dump_stack+0x172/0x1f0 [ 412.697752][T23129] should_fail.cold+0xa/0x15 [ 412.706643][T23129] ? fault_create_debugfs_attr+0x180/0x180 10:09:36 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000080), 0x0, 0x0) r2 = syz_open_dev$vivid(&(0x7f0000000000)='/dev/video#\x00', 0x1, 0x2) ioctl$VIDIOC_STREAMON(r2, 0x40045612, &(0x7f0000000040)=0x48000000000000) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r7 = socket$alg(0x26, 0x5, 0x0) bind$alg(r7, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r7, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r7, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r7, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x3, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x7fff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x4}, r8, 0x20000000000, r6, 0x2) ioctl$KVM_HYPERV_EVENTFD(r3, 0x4018aebd, &(0x7f00000000c0)={0x0, r6}) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 412.712453][T23129] ? kernel_init_free_pages+0x120/0x120 [ 412.720270][T23129] ? ___might_sleep+0x163/0x2c0 [ 412.725129][T23129] __should_failslab+0x121/0x190 [ 412.730058][T23129] should_failslab+0x9/0x14 [ 412.730076][T23129] kmem_cache_alloc+0x2aa/0x710 [ 412.739397][T23129] ? __kernel_text_address+0xd/0x40 [ 412.744599][T23129] ? unwind_get_return_address+0x61/0xa0 [ 412.744614][T23129] ? profile_setup.cold+0xbb/0xbb [ 412.744629][T23129] __d_alloc+0x2e/0x8c0 [ 412.744643][T23129] d_alloc+0x4d/0x280 [ 412.744662][T23129] d_alloc_parallel+0xf4/0x1c30 [ 412.768218][T23129] ? __kasan_check_read+0x11/0x20 [ 412.773276][T23129] ? save_stack+0x5c/0x90 [ 412.777603][T23129] ? save_stack+0x23/0x90 [ 412.782039][T23129] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 412.787845][T23129] ? __d_lookup_rcu+0x6c0/0x6c0 [ 412.792698][T23129] ? debugfs_get_inode+0x1a/0x130 [ 412.797722][T23129] ? __debugfs_create_file+0xb7/0x3f0 [ 412.803097][T23129] ? debugfs_create_file_unsafe+0x5a/0x70 10:09:36 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) bind$inet(0xffffffffffffffff, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) r2 = socket$inet_sctp(0x2, 0x5, 0x84) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r2, 0x84, 0x7b, &(0x7f0000000000)={r4}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(r0, 0x84, 0xf, &(0x7f0000000300)={r4, @in={{0x2, 0x4e21, @local}}, 0x3, 0x4, 0x9, 0x4e, 0x8}, &(0x7f0000000140)=0x98) sendto$inet(0xffffffffffffffff, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000000000)={0x0, 0x7, 0x9}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000080)={r5, 0xf75}, &(0x7f00000000c0)=0x8) r6 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r6, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$LOOP_SET_STATUS64(0xffffffffffffffff, 0x4c04, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x4, 0x5, 0x0, 0x6, 0x12, 0x8, "52768f76a7adf499c87992493c27e150c6405d98725997c8e68c69a2bed30b08d66a8190faee9406e45617fe8470600cc06c90771e64c5192357e5b7f033848e", "0ec9cf2b542a03cbc64ff3e70af36445c1902c9bf274781262d22ee631e78997001b9b875082f1bae3b617cc512132ac7437857becd3aee187ed9224bd4e146b", "ae044a72b0fd5642b787e63b2562eda779933d834cc3b3c1e9af4382afd0abc8", [0x8, 0xfffffffffffffffa]}) [ 412.808810][T23129] ? debugfs_create_mode_unsafe+0x78/0xb0 [ 412.808828][T23129] ? debugfs_create_u64+0x3f/0x50 [ 412.819545][T23129] ? nbd_ioctl+0x5c8/0xc50 [ 412.823963][T23129] ? lockdep_init_map+0x1be/0x6d0 [ 412.828988][T23129] ? lockdep_init_map+0x1be/0x6d0 [ 412.829008][T23129] __lookup_slow+0x1ab/0x500 [ 412.829023][T23129] ? vfs_unlink+0x620/0x620 [ 412.829043][T23129] ? lookup_dcache+0x23/0x140 [ 412.843858][T23148] block nbd2: NBD_DISCONNECT [ 412.847884][T23129] ? d_lookup+0x19e/0x260 [ 412.847905][T23129] lookup_one_len+0x16d/0x1a0 10:09:36 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = openat$md(0xffffffffffffff9c, &(0x7f0000000000)='/dev/md0\x00', 0x100820, 0x0) r4 = socket$rds(0x15, 0x5, 0x0) ioctl$LOOP_SET_FD(r3, 0x4c00, r4) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r0, 0x29, 0x20, &(0x7f0000000080)={@dev={0xfe, 0x80, [], 0x12}, 0x5, 0x0, 0x1, 0x11, 0xffffffff80000001, 0x9c9}, 0x20) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) clock_gettime(0x1, &(0x7f0000000240)) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 412.847918][T23129] ? lookup_one_len_unlocked+0x100/0x100 [ 412.847939][T23129] ? do_raw_spin_unlock+0x57/0x270 [ 412.872241][T23129] ? mntput+0x74/0xa0 [ 412.876227][T23129] start_creating+0xc5/0x1d0 [ 412.880823][T23129] __debugfs_create_file+0x65/0x3f0 [ 412.886034][T23129] debugfs_create_file_unsafe+0x5a/0x70 [ 412.891582][T23129] debugfs_create_mode_unsafe+0x78/0xb0 [ 412.891601][T23129] debugfs_create_u32+0x3f/0x50 [ 412.901972][T23129] nbd_start_device+0x4dd/0xbb0 [ 412.906826][T23129] nbd_ioctl+0x5c8/0xc50 [ 412.906844][T23129] ? nbd_release+0x150/0x150 [ 412.906860][T23129] ? lock_downgrade+0x920/0x920 [ 412.906877][T23129] ? trace_hardirqs_on+0x67/0x240 [ 412.922407][T23151] block nbd2: NBD_DISCONNECT [ 412.925521][T23129] ? nbd_release+0x150/0x150 [ 412.925538][T23129] blkdev_ioctl+0xedb/0x1c20 [ 412.925552][T23129] ? blkpg_ioctl+0xa90/0xa90 [ 412.925572][T23129] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 412.930292][T23151] block nbd2: Send disconnect failed -107 [ 412.934713][T23129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.934733][T23129] ? __kasan_check_read+0x11/0x20 [ 412.934748][T23129] block_ioctl+0xee/0x130 [ 412.934759][T23129] ? blkdev_fallocate+0x410/0x410 [ 412.934773][T23129] do_vfs_ioctl+0xdb6/0x13e0 [ 412.934792][T23129] ? compat_ioctl_preallocate+0x210/0x210 [ 412.941751][T23151] block nbd2: Disconnected due to user request. [ 412.943925][T23129] ? __fget+0x384/0x560 [ 412.943944][T23129] ? ksys_dup3+0x3e0/0x3e0 [ 412.943958][T23129] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 412.943974][T23129] ? fput_many+0x12c/0x1a0 [ 412.949931][T23151] block nbd2: shutting down sockets [ 412.955480][T23129] ? tomoyo_file_ioctl+0x23/0x30 [ 412.955497][T23129] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 412.955513][T23129] ? security_file_ioctl+0x8d/0xc0 [ 412.955528][T23129] ksys_ioctl+0xab/0xd0 [ 412.955543][T23129] __x64_sys_ioctl+0x73/0xb0 [ 412.955563][T23129] do_syscall_64+0xfa/0x760 [ 412.975661][T23152] block nbd2: NBD_DISCONNECT [ 412.976103][T23129] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 412.976115][T23129] RIP: 0033:0x4598e9 [ 412.976129][T23129] 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 [ 412.976142][T23129] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 412.980870][T23152] block nbd2: Send disconnect failed -107 [ 412.986411][T23129] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 [ 412.986418][T23129] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 10:09:37 executing program 5 (fault-call:6 fault-nth:20): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 412.986424][T23129] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 412.986431][T23129] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 [ 412.986439][T23129] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 [ 413.059177][T23157] block nbd2: Disconnected due to user request. [ 413.064288][T23154] block nbd5: shutting down sockets [ 413.083136][T23157] block nbd2: shutting down sockets 10:09:37 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) r4 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r4, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r5 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000600)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r5, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRES16, @ANYBLOB=',group_id=', @ANYRESOCT=0x0]) r6 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r6, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r7 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r7, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r8 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r8, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r9 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r9, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x200000, &(0x7f0000000780)=ANY=[@ANYBLOB="66643d71dabb0257a2c5cf35fe4fe001d7b693dd9f4fa95fbd9448ea6565ed8fa38f6b9a7b8501c622c45bd4d2d2e2ab0bc64b62e662b22f3d972a45724f994ebc81e90928b5592d239f219ed8b91022878efe6984489a6dcb7b02e83819ac848f93dd8e08a72b6c1bf098a9c8cfd40c7524add98bc8868a58faed4fc645bbdaaee2ff757b69d11dbd422fb02863c9bd0791bafe8286493775953f7c18e4d855ef5785cf6cdd9fc6ed5b6ab403e15a5eaa6e76870dede4cb37659151de06c5723a6c3f4c2c933db10ba285183627b1c7bfc859b3d985da688037fe25da013689f75547315e6077a2e174fda9a6", @ANYRES64=r4, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYPTR64=&(0x7f0000000ac0)=ANY=[@ANYPTR64=&(0x7f0000000940)=ANY=[], @ANYRES16, @ANYRES64=0x0, @ANYPTR64=&(0x7f0000000b40)=ANY=[@ANYRESHEX, @ANYRESOCT, @ANYPTR, @ANYRES64=r7, @ANYRES32=r8], @ANYRESOCT, @ANYRESHEX=r9, @ANYRESOCT=r1], @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) preadv(r3, &(0x7f0000000480)=[{&(0x7f0000000000)=""/32, 0x20}, {&(0x7f0000000040)=""/86, 0x56}, {&(0x7f00000000c0)=""/241, 0xf1}, {&(0x7f0000000200)=""/147, 0x93}, {&(0x7f00000002c0)=""/157, 0x9d}, {&(0x7f0000000380)=""/77, 0x4d}, {&(0x7f0000000400)=""/123, 0x7b}], 0x7, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) syz_open_dev$swradio(&(0x7f0000000580)='/dev/swradio#\x00', 0x1, 0x2) getsockopt$inet_sctp6_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000500), &(0x7f0000000540)=0x4) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 413.223192][T23162] FAULT_INJECTION: forcing a failure. [ 413.223192][T23162] name failslab, interval 1, probability 0, space 0, times 0 [ 413.235864][T23162] CPU: 1 PID: 23162 Comm: syz-executor.5 Not tainted 5.3.0-next-20190916 #0 [ 413.244539][T23162] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.254604][T23162] Call Trace: [ 413.257907][T23162] dump_stack+0x172/0x1f0 [ 413.262261][T23162] should_fail.cold+0xa/0x15 [ 413.266860][T23162] ? fault_create_debugfs_attr+0x180/0x180 [ 413.272785][T23162] ? kernel_init_free_pages+0x120/0x120 [ 413.278327][T23162] ? ___might_sleep+0x163/0x2c0 [ 413.283170][T23162] __should_failslab+0x121/0x190 [ 413.288098][T23162] should_failslab+0x9/0x14 [ 413.292603][T23162] kmem_cache_alloc+0x2aa/0x710 [ 413.297470][T23162] ? lookup_one_len+0x10e/0x1a0 [ 413.302309][T23162] ? lookup_one_len_unlocked+0x100/0x100 [ 413.307930][T23162] alloc_inode+0x16f/0x1e0 [ 413.312358][T23162] new_inode_pseudo+0x19/0xf0 [ 413.317050][T23162] new_inode+0x1f/0x40 [ 413.321120][T23162] debugfs_get_inode+0x1a/0x130 [ 413.325972][T23162] __debugfs_create_file+0xb7/0x3f0 [ 413.331165][T23162] debugfs_create_file_unsafe+0x5a/0x70 [ 413.336706][T23162] debugfs_create_mode_unsafe+0x78/0xb0 [ 413.342239][T23162] debugfs_create_u32+0x3f/0x50 [ 413.347077][T23162] nbd_start_device+0x4dd/0xbb0 [ 413.351918][T23162] nbd_ioctl+0x5c8/0xc50 [ 413.356150][T23162] ? nbd_release+0x150/0x150 [ 413.360738][T23162] ? lock_downgrade+0x920/0x920 [ 413.365578][T23162] ? trace_hardirqs_on+0x67/0x240 [ 413.370588][T23162] ? nbd_release+0x150/0x150 [ 413.375176][T23162] blkdev_ioctl+0xedb/0x1c20 [ 413.379753][T23162] ? blkpg_ioctl+0xa90/0xa90 [ 413.384339][T23162] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 413.390136][T23162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.396365][T23162] ? __kasan_check_read+0x11/0x20 [ 413.401378][T23162] block_ioctl+0xee/0x130 [ 413.405704][T23162] ? blkdev_fallocate+0x410/0x410 [ 413.410716][T23162] do_vfs_ioctl+0xdb6/0x13e0 [ 413.415294][T23162] ? compat_ioctl_preallocate+0x210/0x210 [ 413.421085][T23162] ? __fget+0x384/0x560 [ 413.425231][T23162] ? ksys_dup3+0x3e0/0x3e0 [ 413.429653][T23162] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 413.435895][T23162] ? fput_many+0x12c/0x1a0 [ 413.440345][T23162] ? tomoyo_file_ioctl+0x23/0x30 [ 413.445276][T23162] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.451506][T23162] ? security_file_ioctl+0x8d/0xc0 [ 413.456619][T23162] ksys_ioctl+0xab/0xd0 [ 413.460765][T23162] __x64_sys_ioctl+0x73/0xb0 [ 413.465344][T23162] do_syscall_64+0xfa/0x760 [ 413.469848][T23162] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 413.475727][T23162] RIP: 0033:0x4598e9 [ 413.479612][T23162] 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 [ 413.499210][T23162] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 413.507608][T23162] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 [ 413.515561][T23162] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 10:09:37 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 413.523543][T23162] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 413.531519][T23162] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 [ 413.539475][T23162] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 [ 413.547728][T23162] debugfs: out of free dentries, can not create file 'timeout' [ 413.557767][T23166] block nbd3: Device being setup by another task 10:09:37 executing program 5 (fault-call:6 fault-nth:21): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 413.572860][T23167] block nbd5: shutting down sockets [ 413.606737][T23119] block nbd3: shutting down sockets [ 413.633119][T23169] block nbd2: NBD_DISCONNECT [ 413.638649][T23174] FAULT_INJECTION: forcing a failure. [ 413.638649][T23174] name failslab, interval 1, probability 0, space 0, times 0 [ 413.651353][T23174] CPU: 1 PID: 23174 Comm: syz-executor.5 Not tainted 5.3.0-next-20190916 #0 [ 413.660019][T23174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 413.670067][T23174] Call Trace: [ 413.673351][T23174] dump_stack+0x172/0x1f0 [ 413.673377][T23174] should_fail.cold+0xa/0x15 [ 413.682357][T23174] ? fault_create_debugfs_attr+0x180/0x180 [ 413.688180][T23174] ? kernel_init_free_pages+0x120/0x120 [ 413.693738][T23174] ? ___might_sleep+0x163/0x2c0 [ 413.698615][T23174] __should_failslab+0x121/0x190 [ 413.700762][T23169] block nbd2: Send disconnect failed -107 [ 413.703554][T23174] should_failslab+0x9/0x14 [ 413.703570][T23174] kmem_cache_alloc+0x2aa/0x710 [ 413.703582][T23174] ? __kernel_text_address+0xd/0x40 [ 413.703602][T23174] ? unwind_get_return_address+0x61/0xa0 [ 413.711018][T23169] block nbd2: Disconnected due to user request. [ 413.713789][T23174] ? profile_setup.cold+0xbb/0xbb [ 413.713804][T23174] __d_alloc+0x2e/0x8c0 [ 413.713821][T23174] d_alloc+0x4d/0x280 [ 413.718702][T23169] block nbd2: shutting down sockets [ 413.723829][T23174] d_alloc_parallel+0xf4/0x1c30 [ 413.723842][T23174] ? __kasan_check_read+0x11/0x20 [ 413.723855][T23174] ? save_stack+0x5c/0x90 [ 413.723870][T23174] ? save_stack+0x23/0x90 [ 413.746713][T23169] block nbd2: NBD_DISCONNECT [ 413.748828][T23174] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 413.748850][T23174] ? __d_lookup_rcu+0x6c0/0x6c0 [ 413.755095][T23169] block nbd2: Send disconnect failed -107 [ 413.758862][T23174] ? debugfs_get_inode+0x1a/0x130 [ 413.758873][T23174] ? __debugfs_create_file+0xb7/0x3f0 [ 413.758890][T23174] ? debugfs_create_file_unsafe+0x5a/0x70 [ 413.763982][T23181] block nbd2: Disconnected due to user request. [ 413.768203][T23174] ? debugfs_create_mode_unsafe+0x78/0xb0 [ 413.768214][T23174] ? debugfs_create_u32+0x3f/0x50 [ 413.768233][T23174] ? nbd_ioctl+0x5c8/0xc50 [ 413.772625][T23181] block nbd2: shutting down sockets [ 413.777109][T23174] ? lockdep_init_map+0x1be/0x6d0 [ 413.777121][T23174] ? lockdep_init_map+0x1be/0x6d0 [ 413.777140][T23174] __lookup_slow+0x1ab/0x500 [ 413.830849][T23174] ? vfs_unlink+0x620/0x620 [ 413.850618][T23174] ? lookup_dcache+0x23/0x140 [ 413.850637][T23174] ? d_lookup+0x19e/0x260 [ 413.864099][T23174] lookup_one_len+0x16d/0x1a0 [ 413.868782][T23174] ? lookup_one_len_unlocked+0x100/0x100 [ 413.874426][T23174] ? do_raw_spin_unlock+0x57/0x270 [ 413.879630][T23174] ? mntput+0x74/0xa0 [ 413.883634][T23174] start_creating+0xc5/0x1d0 [ 413.888233][T23174] __debugfs_create_file+0x65/0x3f0 [ 413.893439][T23174] debugfs_create_file_unsafe+0x5a/0x70 [ 413.898993][T23174] debugfs_create_mode_unsafe+0x78/0xb0 [ 413.904638][T23174] debugfs_create_u64+0x3f/0x50 [ 413.909497][T23174] nbd_start_device+0x4f8/0xbb0 [ 413.914361][T23174] nbd_ioctl+0x5c8/0xc50 [ 413.918615][T23174] ? nbd_release+0x150/0x150 [ 413.923238][T23174] ? lock_downgrade+0x920/0x920 [ 413.928093][T23174] ? trace_hardirqs_on+0x67/0x240 10:09:37 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x1262) 10:09:37 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) 10:09:37 executing program 2: r0 = msgget(0x1, 0x0) msgrcv(r0, &(0x7f00000003c0)=ANY=[@ANYBLOB="0000000000000000000000f2000000000000000000000000000000b0bc6a378ef8f061f0e34e5178d8c37a28671cf935edb5fdb16d51048735ab25813981a0a33751be3110f390ee0548b274b35a1cdd74c5f3fe42047a83d877e38d00fbe9d8db08d1ba8a4eed0f3597afbf6eb1f8c2c4ce1b331d3a08f9707826ead7cd12d3ea64da9ac5116918b867bc91f6724fca51ef3487ad5a91f47e0d3aae1fb7d3287a58476cd91df389d64ff8c9bacb27e830c820d772987a8a19840bf094c84c70ccfb96a51875d4a59431ac05dff88a3a2eb358ac2fafafc67b51"], 0x1, 0x1, 0x800) msgctl$IPC_INFO(r0, 0x3, &(0x7f0000000000)=""/209) r1 = socket(0x1, 0x2, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab08) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 413.933122][T23174] ? nbd_release+0x150/0x150 [ 413.937728][T23174] blkdev_ioctl+0xedb/0x1c20 [ 413.942325][T23174] ? blkpg_ioctl+0xa90/0xa90 [ 413.946922][T23174] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 413.952752][T23174] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 413.958992][T23174] ? __kasan_check_read+0x11/0x20 [ 413.964007][T23174] block_ioctl+0xee/0x130 [ 413.964017][T23174] ? blkdev_fallocate+0x410/0x410 [ 413.964032][T23174] do_vfs_ioctl+0xdb6/0x13e0 [ 413.964049][T23174] ? compat_ioctl_preallocate+0x210/0x210 [ 413.983997][T23174] ? __fget+0x384/0x560 [ 413.988168][T23174] ? ksys_dup3+0x3e0/0x3e0 [ 413.992591][T23174] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 413.998841][T23174] ? fput_many+0x12c/0x1a0 [ 414.003263][T23174] ? tomoyo_file_ioctl+0x23/0x30 [ 414.008206][T23174] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.014445][T23174] ? security_file_ioctl+0x8d/0xc0 [ 414.017933][T23189] block nbd2: NBD_DISCONNECT [ 414.019599][T23174] ksys_ioctl+0xab/0xd0 [ 414.019617][T23174] __x64_sys_ioctl+0x73/0xb0 [ 414.019632][T23174] do_syscall_64+0xfa/0x760 [ 414.019653][T23174] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 414.028356][T23174] RIP: 0033:0x4598e9 [ 414.028372][T23174] 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 [ 414.028379][T23174] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 414.028392][T23174] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 [ 414.028405][T23174] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 414.037453][T23174] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 414.037461][T23174] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 [ 414.037469][T23174] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 [ 414.051864][T23189] block nbd2: Send disconnect failed -107 [ 414.091075][T23194] block nbd2: Disconnected due to user request. [ 414.121303][T23191] block nbd5: shutting down sockets [ 414.124195][T23194] block nbd2: shutting down sockets 10:09:38 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x4000003e8, 0x0, 0x1, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x2, 0x7}, 0x0, 0x0, 0x0, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:09:38 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:38 executing program 5 (fault-call:6 fault-nth:22): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:38 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) [ 414.170875][T23189] block nbd2: NBD_DISCONNECT [ 414.176534][T23189] block nbd2: Send disconnect failed -107 [ 414.208343][T23194] block nbd2: Disconnected due to user request. [ 414.260455][T23194] block nbd2: shutting down sockets [ 414.283866][T23202] FAULT_INJECTION: forcing a failure. [ 414.283866][T23202] name failslab, interval 1, probability 0, space 0, times 0 [ 414.296591][T23202] CPU: 0 PID: 23202 Comm: syz-executor.5 Not tainted 5.3.0-next-20190916 #0 [ 414.305265][T23202] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 414.315314][T23202] Call Trace: [ 414.318623][T23202] dump_stack+0x172/0x1f0 [ 414.322949][T23202] should_fail.cold+0xa/0x15 [ 414.327528][T23202] ? fault_create_debugfs_attr+0x180/0x180 [ 414.333327][T23202] ? kernel_init_free_pages+0x120/0x120 [ 414.338859][T23202] ? ___might_sleep+0x163/0x2c0 [ 414.343701][T23202] __should_failslab+0x121/0x190 [ 414.348627][T23202] should_failslab+0x9/0x14 [ 414.353119][T23202] kmem_cache_alloc+0x2aa/0x710 [ 414.358232][T23202] ? lookup_one_len+0x10e/0x1a0 [ 414.363067][T23202] ? lookup_one_len_unlocked+0x100/0x100 [ 414.368685][T23202] alloc_inode+0x16f/0x1e0 [ 414.373100][T23202] new_inode_pseudo+0x19/0xf0 [ 414.377762][T23202] new_inode+0x1f/0x40 [ 414.381819][T23202] debugfs_get_inode+0x1a/0x130 [ 414.386654][T23202] __debugfs_create_file+0xb7/0x3f0 [ 414.391843][T23202] debugfs_create_file_unsafe+0x5a/0x70 [ 414.398074][T23202] debugfs_create_mode_unsafe+0x78/0xb0 [ 414.403623][T23202] debugfs_create_u64+0x3f/0x50 [ 414.408473][T23202] nbd_start_device+0x4f8/0xbb0 [ 414.413316][T23202] nbd_ioctl+0x5c8/0xc50 [ 414.417547][T23202] ? nbd_release+0x150/0x150 [ 414.422125][T23202] ? lock_downgrade+0x920/0x920 [ 414.426965][T23202] ? trace_hardirqs_on+0x67/0x240 [ 414.432057][T23202] ? nbd_release+0x150/0x150 [ 414.436654][T23202] blkdev_ioctl+0xedb/0x1c20 [ 414.441257][T23202] ? blkpg_ioctl+0xa90/0xa90 [ 414.445846][T23202] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 414.451644][T23202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.457882][T23202] ? __kasan_check_read+0x11/0x20 [ 414.462910][T23202] block_ioctl+0xee/0x130 [ 414.467225][T23202] ? blkdev_fallocate+0x410/0x410 [ 414.472235][T23202] do_vfs_ioctl+0xdb6/0x13e0 [ 414.476830][T23202] ? compat_ioctl_preallocate+0x210/0x210 [ 414.482534][T23202] ? __fget+0x384/0x560 [ 414.486681][T23202] ? ksys_dup3+0x3e0/0x3e0 [ 414.491083][T23202] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 414.497316][T23202] ? fput_many+0x12c/0x1a0 [ 414.501729][T23202] ? tomoyo_file_ioctl+0x23/0x30 [ 414.506650][T23202] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 414.512876][T23202] ? security_file_ioctl+0x8d/0xc0 [ 414.517975][T23202] ksys_ioctl+0xab/0xd0 [ 414.522119][T23202] __x64_sys_ioctl+0x73/0xb0 [ 414.526696][T23202] do_syscall_64+0xfa/0x760 [ 414.531188][T23202] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 414.537075][T23202] RIP: 0033:0x4598e9 [ 414.540958][T23202] 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 [ 414.560544][T23202] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 414.568942][T23202] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 [ 414.576908][T23202] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 414.584865][T23202] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 414.592831][T23202] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 [ 414.600787][T23202] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 [ 414.609187][T23202] debugfs: out of free dentries, can not create file 'blocksize' 10:09:38 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:38 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) clock_gettime(0x0, &(0x7f0000004980)={0x0, 0x0}) recvmmsg(r4, &(0x7f0000004740)=[{{&(0x7f0000000500)=@nfc_llcp, 0x80, &(0x7f0000000780)=[{&(0x7f0000000580)=""/20, 0x14}, {&(0x7f00000005c0)=""/101, 0x65}, {&(0x7f0000000640)=""/18, 0x12}, {&(0x7f0000000680)=""/16, 0x10}, {&(0x7f00000006c0)=""/185, 0xb9}], 0x5, &(0x7f0000000800)=""/36, 0x24}, 0x7}, {{&(0x7f0000000840)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, 0x80, &(0x7f0000000a00)=[{&(0x7f00000008c0)=""/38, 0x26}, {&(0x7f0000000900)=""/240, 0xf0}], 0x2, &(0x7f0000000a40)=""/246, 0xf6}, 0x7}, {{&(0x7f0000000b40)=@ethernet={0x0, @random}, 0x80, &(0x7f0000000e00)=[{&(0x7f0000000bc0)=""/142, 0x8e}, {&(0x7f0000000c80)=""/178, 0xb2}, {&(0x7f0000000d40)=""/142, 0x8e}], 0x3, &(0x7f0000000e40)=""/40, 0x28}, 0xffffffff}, {{&(0x7f0000000e80)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev}}}, 0x80, &(0x7f00000031c0)=[{&(0x7f0000000f00)=""/4096, 0x1000}, {&(0x7f0000001f00)=""/51, 0x33}, {&(0x7f0000001f40)=""/51, 0x33}, {&(0x7f0000001f80)=""/235, 0xeb}, {&(0x7f0000002080)=""/24, 0x18}, {&(0x7f00000020c0)=""/218, 0xda}, {&(0x7f00000021c0)=""/4096, 0x1000}], 0x7, &(0x7f0000003240)=""/155, 0x9b}, 0xec5}, {{&(0x7f0000003300)=@in={0x2, 0x0, @multicast1}, 0x80, &(0x7f0000003680)=[{&(0x7f0000003380)=""/133, 0x85}, {&(0x7f0000003440)=""/153, 0x99}, {&(0x7f0000003500)=""/197, 0xc5}, {&(0x7f0000003600)=""/95, 0x5f}], 0x4, &(0x7f00000036c0)=""/112, 0x70}, 0x7fff}, {{&(0x7f0000003740)=@x25={0x9, @remote}, 0x80, &(0x7f0000003cc0)=[{&(0x7f00000037c0)=""/97, 0x61}, {&(0x7f0000003840)=""/246, 0xf6}, {&(0x7f0000003940)=""/212, 0xd4}, {&(0x7f0000003a40)=""/33, 0x21}, {&(0x7f0000003a80)=""/170, 0xaa}, {&(0x7f0000003b40)=""/69, 0x45}, {&(0x7f0000003bc0)=""/249, 0xf9}], 0x7, &(0x7f0000003d40)=""/136, 0x88}, 0x7fffffff}, {{&(0x7f0000003e00)=@nfc_llcp, 0x80, &(0x7f00000040c0)=[{&(0x7f0000003e80)=""/23, 0x17}, {&(0x7f0000003ec0)=""/170, 0xaa}, {&(0x7f0000003f80)=""/110, 0x6e}, {&(0x7f0000004000)=""/158, 0x9e}], 0x4, &(0x7f0000004100)=""/70, 0x46}, 0x40}, {{&(0x7f0000004180)=@can, 0x80, &(0x7f0000004400)=[{&(0x7f0000004200)=""/183, 0xb7}, {&(0x7f00000042c0)=""/189, 0xbd}, {&(0x7f0000004380)=""/10, 0xa}, {&(0x7f00000043c0)=""/34, 0x22}], 0x4, &(0x7f0000004440)=""/18, 0x12}}, {{&(0x7f0000004480)=@isdn, 0x80, &(0x7f00000046c0)=[{&(0x7f0000004500)=""/239, 0xef}, {&(0x7f0000004600)=""/144, 0x90}], 0x2, &(0x7f0000004700)=""/44, 0x2c}, 0x5df}], 0x9, 0x21, &(0x7f00000049c0)={r5, r6+10000000}) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) syz_mount_image$erofs(&(0x7f0000000180)='erofs\x00', &(0x7f00000002c0)='./file0\x00', 0x6, 0x2, &(0x7f0000000480)=[{&(0x7f0000000300)="1dbcf0cfe1ac17e898912f8dc4cd97a6d4f93fadc3cf71e81acc14c6202c5920f7f14db474e4aa567ac7c832a98645f046d1bc6546d0949584d7f0f9000df72956fdb638a96b44f0d60b5dec30bb60dccf8eb5a450c34ee05280066e0a2c31b603153954a0e9e3e8c85dfdc25dfe85ff36ff9bd18ad36f8e2f1dd7c2cbee37b1db93a833eaba0a47915780968476388ebc8537d97ad1", 0x96, 0xcf}, {&(0x7f00000003c0)="bc008c7c345c1b9c1da57a96aa2fc7b33628e8b1cd1a1c525d0de6e524c7a13d4e0e23f18d86e066796c48b2380b8c26f680aef801c6527affb865c53f782f2df1395ba326d4d3f0f861dc764c3cd6ca9e804d2c5b294dfccbe25d833a57fbbae8b0cc8b968fd56ba635b8168703ac6b3a5c2533e18b1dbdeaf085492992a0c4d2a781c1aac4143c175cf84d541342808a19121b93", 0x95, 0x7}], 0x4070, &(0x7f00000004c0)={[{@nouser_xattr='nouser_xattr'}, {@noacl='noacl'}], [{@fscontext={'fscontext', 0x3d, 'unconfined_u'}}]}) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r7, 0x20000000000, r3, 0x0) ioctl$SNDRV_RAWMIDI_IOCTL_DROP(r3, 0x40045730, &(0x7f0000000000)=0x40a4) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r8 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r8, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) r9 = openat$autofs(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/autofs\x00', 0x80, 0x0) sendto$isdn(r9, &(0x7f0000000200)={0x9, 0x8001000, "3c60c2d2213e42ad3e7a4f41ce9363b01eb8a849be0d4873d65d1502429c0b412472b6efca770cfc96bf7a2882b6ffa29b39e3b655f94a033484f4e714d35e470d331b45eef45dc8928e7043305e4b1cf94b6d585ffafe7098b0687b0b7f60c4fe06c2a059604eb8de4885479b96ef708c6c19e3cea269d2f9180238b907b59365abac1d856494e31706b40ae1b71c12a2fd08"}, 0x9b, 0x10, &(0x7f0000000140)={0x22, 0x4, 0x200, 0x1, 0x6}, 0x6) sendto$inet(r8, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r8, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x3c0) ioctl$sock_TIOCINQ(r8, 0x541b, &(0x7f0000000080)) 10:09:38 executing program 5 (fault-call:6 fault-nth:23): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 414.632593][T23211] block nbd5: shutting down sockets 10:09:38 executing program 4: r0 = perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r1 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r1, &(0x7f0000001ff0), 0x10) r2 = dup2(r0, r1) r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000140)='IPVS\x00') sendmsg$IPVS_CMD_GET_CONFIG(r2, &(0x7f0000000280)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x70, r3, 0xc8b834a4e8afb793, 0x70bd2d, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DEST={0x50, 0x2, [@IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x4}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0xab}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x3f}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x3}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv4=@initdev={0xac, 0x1e, 0x1, 0x0}}, @IPVS_DEST_ATTR_TUN_TYPE={0x8}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x836b}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x7}]}, @IPVS_CMD_ATTR_DEST={0xc, 0x2, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x7fffffff}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x4000}, 0x4000000) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r1, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r5}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:09:38 executing program 0: connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) [ 414.764763][T23219] block nbd2: NBD_DISCONNECT [ 414.771366][T23224] FAULT_INJECTION: forcing a failure. [ 414.771366][T23224] name failslab, interval 1, probability 0, space 0, times 0 [ 414.780901][T23219] block nbd2: Send disconnect failed -107 [ 414.784063][T23224] CPU: 0 PID: 23224 Comm: syz-executor.5 Not tainted 5.3.0-next-20190916 #0 [ 414.795726][T23228] block nbd3: Device being setup by another task [ 414.798415][T23224] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 414.798421][T23224] Call Trace: [ 414.798438][T23224] dump_stack+0x172/0x1f0 [ 414.798459][T23224] should_fail.cold+0xa/0x15 [ 414.815725][T23187] block nbd3: shutting down sockets [ 414.818085][T23224] ? fault_create_debugfs_attr+0x180/0x180 [ 414.818101][T23224] ? kernel_init_free_pages+0x120/0x120 [ 414.818120][T23224] ? ___might_sleep+0x163/0x2c0 [ 414.832185][T23224] __should_failslab+0x121/0x190 [ 414.832201][T23224] should_failslab+0x9/0x14 [ 414.832215][T23224] kmem_cache_alloc+0x2aa/0x710 [ 414.832232][T23224] __d_alloc+0x2e/0x8c0 [ 414.832246][T23224] d_alloc+0x4d/0x280 [ 414.832260][T23224] d_alloc_parallel+0xf4/0x1c30 [ 414.832277][T23224] ? save_stack+0x5c/0x90 [ 414.843601][T23224] ? save_stack+0x23/0x90 [ 414.843613][T23224] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 414.843623][T23224] ? kasan_slab_alloc+0xf/0x20 [ 414.843637][T23224] ? kmem_cache_alloc+0x121/0x710 [ 414.843649][T23224] ? alloc_inode+0x16f/0x1e0 [ 414.843660][T23224] ? new_inode_pseudo+0x19/0xf0 [ 414.843669][T23224] ? new_inode+0x1f/0x40 10:09:38 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x1263) [ 414.843687][T23224] ? debugfs_get_inode+0x1a/0x130 [ 414.855605][T23229] block nbd2: Disconnected due to user request. [ 414.857924][T23224] ? debugfs_create_file_unsafe+0x5a/0x70 [ 414.857938][T23224] ? debugfs_create_u64+0x3f/0x50 [ 414.857957][T23224] ? nbd_ioctl+0x5c8/0xc50 [ 414.883992][T23229] block nbd2: shutting down sockets [ 414.885028][T23224] ? block_ioctl+0xee/0x130 [ 414.885044][T23224] ? do_vfs_ioctl+0xdb6/0x13e0 [ 414.885055][T23224] ? ksys_ioctl+0xab/0xd0 [ 414.885073][T23224] ? __x64_sys_ioctl+0x73/0xb0 [ 414.964289][T23224] ? __d_lookup_rcu+0x6c0/0x6c0 [ 414.969126][T23224] ? lockdep_init_map+0x1be/0x6d0 [ 414.974151][T23224] ? lockdep_init_map+0x1be/0x6d0 [ 414.979175][T23224] __lookup_slow+0x1ab/0x500 [ 414.983751][T23224] ? vfs_unlink+0x620/0x620 [ 414.988237][T23224] ? lookup_dcache+0x23/0x140 [ 414.992912][T23224] ? d_lookup+0x19e/0x260 [ 414.997235][T23224] lookup_one_len+0x16d/0x1a0 [ 415.001910][T23224] ? lookup_one_len_unlocked+0x100/0x100 [ 415.007551][T23224] ? do_raw_spin_unlock+0x57/0x270 [ 415.012771][T23224] ? mntput+0x74/0xa0 [ 415.016772][T23224] start_creating+0xc5/0x1d0 [ 415.021346][T23224] ? debugfs_create_file_unsafe+0x5a/0x70 [ 415.027062][T23224] __debugfs_create_file+0x65/0x3f0 [ 415.032251][T23224] debugfs_create_file+0x5a/0x70 [ 415.037184][T23224] nbd_start_device+0x516/0xbb0 [ 415.042019][T23224] nbd_ioctl+0x5c8/0xc50 [ 415.046285][T23224] ? nbd_release+0x150/0x150 [ 415.050897][T23224] ? lock_downgrade+0x920/0x920 [ 415.055736][T23224] ? trace_hardirqs_on+0x67/0x240 [ 415.060748][T23224] ? nbd_release+0x150/0x150 [ 415.065318][T23224] blkdev_ioctl+0xedb/0x1c20 [ 415.069927][T23224] ? blkpg_ioctl+0xa90/0xa90 [ 415.074528][T23224] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 415.080319][T23224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.086547][T23224] ? __kasan_check_read+0x11/0x20 [ 415.091562][T23224] block_ioctl+0xee/0x130 [ 415.095880][T23224] ? blkdev_fallocate+0x410/0x410 [ 415.100893][T23224] do_vfs_ioctl+0xdb6/0x13e0 [ 415.105464][T23224] ? compat_ioctl_preallocate+0x210/0x210 [ 415.111160][T23224] ? __fget+0x384/0x560 [ 415.115302][T23224] ? ksys_dup3+0x3e0/0x3e0 [ 415.119717][T23224] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 415.125940][T23224] ? fput_many+0x12c/0x1a0 [ 415.130345][T23224] ? tomoyo_file_ioctl+0x23/0x30 [ 415.135271][T23224] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.141502][T23224] ? security_file_ioctl+0x8d/0xc0 [ 415.146616][T23224] ksys_ioctl+0xab/0xd0 [ 415.150752][T23224] __x64_sys_ioctl+0x73/0xb0 [ 415.155325][T23224] do_syscall_64+0xfa/0x760 [ 415.159825][T23224] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 415.165705][T23224] RIP: 0033:0x4598e9 [ 415.169601][T23224] 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 [ 415.189199][T23224] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 415.197599][T23224] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 [ 415.205723][T23224] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 10:09:39 executing program 5 (fault-call:6 fault-nth:24): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 415.213685][T23224] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 415.221647][T23224] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 [ 415.229599][T23224] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 [ 415.239069][T23233] block nbd5: shutting down sockets [ 415.296370][T23219] block nbd2: NBD_DISCONNECT 10:09:39 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 415.326955][T23219] block nbd2: Send disconnect failed -107 [ 415.353280][T23244] block nbd2: Disconnected due to user request. [ 415.363441][T23244] block nbd2: shutting down sockets [ 415.374873][T23247] FAULT_INJECTION: forcing a failure. [ 415.374873][T23247] name failslab, interval 1, probability 0, space 0, times 0 [ 415.387996][T23247] CPU: 1 PID: 23247 Comm: syz-executor.5 Not tainted 5.3.0-next-20190916 #0 [ 415.396669][T23247] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 415.406713][T23247] Call Trace: [ 415.409997][T23247] dump_stack+0x172/0x1f0 [ 415.414318][T23247] should_fail.cold+0xa/0x15 [ 415.418898][T23247] ? fault_create_debugfs_attr+0x180/0x180 [ 415.424693][T23247] ? kernel_init_free_pages+0x120/0x120 [ 415.430265][T23247] ? ___might_sleep+0x163/0x2c0 [ 415.435133][T23247] __should_failslab+0x121/0x190 [ 415.440072][T23247] should_failslab+0x9/0x14 [ 415.444578][T23247] kmem_cache_alloc+0x2aa/0x710 [ 415.449419][T23247] ? lookup_one_len+0x10e/0x1a0 [ 415.454425][T23247] ? lookup_one_len_unlocked+0x100/0x100 [ 415.460144][T23247] alloc_inode+0x16f/0x1e0 [ 415.464562][T23247] new_inode_pseudo+0x19/0xf0 [ 415.469233][T23247] new_inode+0x1f/0x40 [ 415.473292][T23247] debugfs_get_inode+0x1a/0x130 [ 415.478128][T23247] __debugfs_create_file+0xb7/0x3f0 [ 415.483312][T23247] debugfs_create_file+0x5a/0x70 [ 415.488236][T23247] nbd_start_device+0x516/0xbb0 [ 415.493080][T23247] nbd_ioctl+0x5c8/0xc50 [ 415.497311][T23247] ? nbd_release+0x150/0x150 [ 415.501898][T23247] ? lock_downgrade+0x920/0x920 [ 415.506736][T23247] ? trace_hardirqs_on+0x67/0x240 [ 415.511748][T23247] ? nbd_release+0x150/0x150 [ 415.516325][T23247] blkdev_ioctl+0xedb/0x1c20 [ 415.520899][T23247] ? blkpg_ioctl+0xa90/0xa90 [ 415.525478][T23247] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 415.531266][T23247] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.537588][T23247] ? __kasan_check_read+0x11/0x20 [ 415.542622][T23247] block_ioctl+0xee/0x130 [ 415.546937][T23247] ? blkdev_fallocate+0x410/0x410 [ 415.551951][T23247] do_vfs_ioctl+0xdb6/0x13e0 [ 415.556531][T23247] ? compat_ioctl_preallocate+0x210/0x210 [ 415.563279][T23247] ? __fget+0x384/0x560 [ 415.567427][T23247] ? ksys_dup3+0x3e0/0x3e0 [ 415.571830][T23247] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 415.578069][T23247] ? fput_many+0x12c/0x1a0 [ 415.582474][T23247] ? tomoyo_file_ioctl+0x23/0x30 [ 415.587408][T23247] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 415.593648][T23247] ? security_file_ioctl+0x8d/0xc0 [ 415.598748][T23247] ksys_ioctl+0xab/0xd0 [ 415.602893][T23247] __x64_sys_ioctl+0x73/0xb0 [ 415.607470][T23247] do_syscall_64+0xfa/0x760 [ 415.611961][T23247] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 415.617837][T23247] RIP: 0033:0x4598e9 [ 415.621728][T23247] 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 [ 415.641315][T23247] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 415.649728][T23247] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 [ 415.657684][T23247] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 415.665650][T23247] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 10:09:39 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:39 executing program 5 (fault-call:6 fault-nth:25): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 415.673606][T23247] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 [ 415.681660][T23247] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 [ 415.690156][T23247] debugfs: out of free dentries, can not create file 'flags' [ 415.699614][T23253] block nbd5: shutting down sockets 10:09:39 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000040)='TIPCv2\x00') sendmsg$TIPC_NL_PEER_REMOVE(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x6c, r2, 0x8, 0x70bd26, 0x25dfdbfe, {}, [@TIPC_NLA_MON={0xc, 0x9, [@TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0xffffffffffff7943}]}, @TIPC_NLA_BEARER={0x4c, 0x1, [@TIPC_NLA_BEARER_UDP_OPTS={0x38, 0x4, {{0x14, 0x1, @in={0x2, 0x4e21, @multicast2}}, {0x20, 0x2, @in6={0xa, 0x4e21, 0xfff, @remote, 0xad9a}}}}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x5}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x7b62}]}]}, 0x6c}, 0x1, 0x0, 0x0, 0x90}, 0x20004000) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:39 executing program 0: connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) 10:09:39 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) setsockopt$inet6_tcp_TLS_TX(r3, 0x6, 0x1, &(0x7f0000000040)=@gcm_256={{0x304}, "d94537e994c3b599", "0a31a92d07e8b4689bcde639e6db48600d9367c6cbb8513c4f4ed0bbd185f24d", "25e5ad8a", "7e8e56a7531665cb"}, 0x38) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) [ 415.840117][T23261] block nbd2: NBD_DISCONNECT [ 415.869605][T23261] block nbd2: Send disconnect failed -107 [ 415.887871][T23265] FAULT_INJECTION: forcing a failure. [ 415.887871][T23265] name failslab, interval 1, probability 0, space 0, times 0 [ 415.889557][T23271] block nbd2: Disconnected due to user request. [ 415.900879][T23265] CPU: 0 PID: 23265 Comm: syz-executor.5 Not tainted 5.3.0-next-20190916 #0 [ 415.915584][T23265] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 415.925641][T23265] Call Trace: [ 415.928943][T23265] dump_stack+0x172/0x1f0 [ 415.933288][T23265] should_fail.cold+0xa/0x15 [ 415.935880][T23271] block nbd2: shutting down sockets [ 415.937887][T23265] ? fault_create_debugfs_attr+0x180/0x180 [ 415.937905][T23265] ? kernel_init_free_pages+0x120/0x120 [ 415.937924][T23265] ? ___might_sleep+0x163/0x2c0 [ 415.937943][T23265] __should_failslab+0x121/0x190 [ 415.964227][T23265] should_failslab+0x9/0x14 [ 415.968741][T23265] kmem_cache_alloc_trace+0x2d3/0x790 [ 415.973322][T23271] block nbd2: NBD_DISCONNECT [ 415.974116][T23265] ? _atomic_dec_and_lock+0x143/0x210 [ 415.974139][T23265] kobject_uevent_env+0x387/0x101d [ 415.974156][T23265] kobject_uevent+0x20/0x26 [ 415.974174][T23265] nbd_size_update+0x2dd/0x620 [ 415.978885][T23271] block nbd2: Send disconnect failed -107 [ 415.984113][T23265] ? queue_work_on+0x130/0x210 [ 415.984130][T23265] nbd_start_device+0x88a/0xbb0 [ 415.984149][T23265] nbd_ioctl+0x5c8/0xc50 [ 415.984162][T23265] ? nbd_release+0x150/0x150 [ 415.984177][T23265] ? lock_downgrade+0x920/0x920 [ 415.984190][T23265] ? trace_hardirqs_on+0x67/0x240 [ 415.984203][T23265] ? nbd_release+0x150/0x150 [ 415.984217][T23265] blkdev_ioctl+0xedb/0x1c20 [ 415.984229][T23265] ? blkpg_ioctl+0xa90/0xa90 [ 415.984248][T23265] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 416.000536][T23260] block nbd2: Disconnected due to user request. [ 416.004451][T23265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.004470][T23265] ? __kasan_check_read+0x11/0x20 10:09:40 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x4000) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) munlockall() ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$NBD_SET_FLAGS(r3, 0xab0a, 0x1f) [ 416.004484][T23265] block_ioctl+0xee/0x130 [ 416.004494][T23265] ? blkdev_fallocate+0x410/0x410 [ 416.004509][T23265] do_vfs_ioctl+0xdb6/0x13e0 [ 416.004524][T23265] ? compat_ioctl_preallocate+0x210/0x210 [ 416.004538][T23265] ? __fget+0x384/0x560 [ 416.004553][T23265] ? ksys_dup3+0x3e0/0x3e0 [ 416.004570][T23265] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 416.014257][T23260] block nbd2: shutting down sockets [ 416.018378][T23265] ? fput_many+0x12c/0x1a0 [ 416.018396][T23265] ? tomoyo_file_ioctl+0x23/0x30 [ 416.018411][T23265] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.018432][T23265] ? security_file_ioctl+0x8d/0xc0 [ 416.058606][T23265] ksys_ioctl+0xab/0xd0 [ 416.069831][T23265] __x64_sys_ioctl+0x73/0xb0 [ 416.069850][T23265] do_syscall_64+0xfa/0x760 [ 416.069870][T23265] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 416.112809][T23256] block nbd3: Device being setup by another task [ 416.113789][T23265] RIP: 0033:0x4598e9 [ 416.113809][T23265] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 416.121474][T23239] block nbd3: shutting down sockets [ 416.124956][T23265] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 416.124968][T23265] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 [ 416.124975][T23265] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 416.124982][T23265] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 10:09:40 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x1264) 10:09:40 executing program 5 (fault-call:6 fault-nth:26): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:40 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 416.124990][T23265] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 [ 416.124998][T23265] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 [ 416.126357][T23281] block nbd5: shutting down sockets [ 416.142179][T23282] block nbd2: NBD_DISCONNECT [ 416.210667][T23282] block nbd2: Send disconnect failed -107 [ 416.265935][T23286] FAULT_INJECTION: forcing a failure. 10:09:40 executing program 0: connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) [ 416.265935][T23286] name failslab, interval 1, probability 0, space 0, times 0 [ 416.278702][T23286] CPU: 0 PID: 23286 Comm: syz-executor.5 Not tainted 5.3.0-next-20190916 #0 [ 416.287381][T23286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 416.297525][T23286] Call Trace: [ 416.300831][T23286] dump_stack+0x172/0x1f0 [ 416.305176][T23286] should_fail.cold+0xa/0x15 [ 416.309798][T23286] ? fault_create_debugfs_attr+0x180/0x180 [ 416.315604][T23286] ? kernel_init_free_pages+0x120/0x120 [ 416.315618][T23286] ? ___might_sleep+0x163/0x2c0 [ 416.315633][T23286] __should_failslab+0x121/0x190 [ 416.315647][T23286] should_failslab+0x9/0x14 [ 416.315661][T23286] kmem_cache_alloc_trace+0x2d3/0x790 [ 416.315675][T23286] ? debugfs_create_file+0x5a/0x70 [ 416.315688][T23286] nbd_start_device+0x805/0xbb0 [ 416.315703][T23286] nbd_ioctl+0x5c8/0xc50 [ 416.315718][T23286] ? nbd_release+0x150/0x150 [ 416.315736][T23286] ? lock_downgrade+0x920/0x920 [ 416.367802][T23286] ? trace_hardirqs_on+0x67/0x240 [ 416.367821][T23286] ? nbd_release+0x150/0x150 [ 416.377410][T23286] blkdev_ioctl+0xedb/0x1c20 [ 416.381353][T23283] block nbd2: Disconnected due to user request. [ 416.382006][T23286] ? blkpg_ioctl+0xa90/0xa90 [ 416.382023][T23286] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 416.382039][T23286] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.382055][T23286] ? __kasan_check_read+0x11/0x20 [ 416.382070][T23286] block_ioctl+0xee/0x130 [ 416.382079][T23286] ? blkdev_fallocate+0x410/0x410 [ 416.382093][T23286] do_vfs_ioctl+0xdb6/0x13e0 [ 416.382108][T23286] ? compat_ioctl_preallocate+0x210/0x210 [ 416.382122][T23286] ? __fget+0x384/0x560 [ 416.382137][T23286] ? ksys_dup3+0x3e0/0x3e0 [ 416.382151][T23286] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 416.382163][T23286] ? fput_many+0x12c/0x1a0 [ 416.382177][T23286] ? tomoyo_file_ioctl+0x23/0x30 [ 416.382191][T23286] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.382205][T23286] ? security_file_ioctl+0x8d/0xc0 [ 416.382220][T23286] ksys_ioctl+0xab/0xd0 10:09:40 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r3, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r5 = socket$alg(0x26, 0x5, 0x0) bind$alg(r5, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r5, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r6, 0x20000000000, r4, 0x0) setsockopt$inet6_icmp_ICMP_FILTER(r4, 0x1, 0x1, &(0x7f00000000c0), 0x4) open_by_handle_at(r3, &(0x7f0000000000)={0xa0, 0x9254, "2dfa4a03107d40c7c1c49aacc1c4dc67e040ef86364ce31c7b2d5e3942c9871797997a1179df4d8fb2a8a91855a3b679da841b42b644399dc8a04e521d6bf7e591210569c4bd9476a4c64139d91dbbc83b49b3eb5c8b4b449639b62ced9673249a5ac5a00b02fe0ab9abd89fc1e5ab5d63e630af9b3318f2271aa5f6f9ea73b829bcae33d142b0faf14271b5f5c49dedd31f66c42c4e2ea1"}, 0x444000) [ 416.382234][T23286] __x64_sys_ioctl+0x73/0xb0 [ 416.382248][T23286] do_syscall_64+0xfa/0x760 [ 416.382263][T23286] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 416.382271][T23286] RIP: 0033:0x4598e9 [ 416.382285][T23286] 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 [ 416.382291][T23286] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 10:09:40 executing program 5 (fault-call:6 fault-nth:27): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 416.382308][T23286] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 [ 416.399027][T23286] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 416.399035][T23286] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 416.399043][T23286] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 [ 416.399051][T23286] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 [ 416.399205][T23286] block nbd5: shutting down sockets [ 416.408348][T23283] block nbd2: shutting down sockets [ 416.550118][T23303] block nbd2: NBD_DISCONNECT [ 416.591754][T23303] block nbd2: Send disconnect failed -107 [ 416.598458][T23307] block nbd2: Disconnected due to user request. [ 416.605169][T23307] block nbd2: shutting down sockets [ 416.610737][T23305] FAULT_INJECTION: forcing a failure. 10:09:40 executing program 0: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) [ 416.610737][T23305] name failslab, interval 1, probability 0, space 0, times 0 [ 416.623606][T23305] CPU: 0 PID: 23305 Comm: syz-executor.5 Not tainted 5.3.0-next-20190916 #0 [ 416.632309][T23305] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 416.642366][T23305] Call Trace: [ 416.645674][T23305] dump_stack+0x172/0x1f0 [ 416.650014][T23305] should_fail.cold+0xa/0x15 [ 416.654612][T23305] ? fault_create_debugfs_attr+0x180/0x180 [ 416.660432][T23305] ? kernel_init_free_pages+0x120/0x120 [ 416.666017][T23305] ? ___might_sleep+0x163/0x2c0 [ 416.670879][T23305] __should_failslab+0x121/0x190 [ 416.675823][T23305] should_failslab+0x9/0x14 [ 416.680359][T23305] __kmalloc+0x2e0/0x770 [ 416.684607][T23305] ? kasan_kmalloc+0x9/0x10 [ 416.689100][T23305] ? kobject_get_path+0xc4/0x1b0 [ 416.694038][T23305] kobject_get_path+0xc4/0x1b0 [ 416.698808][T23305] kobject_uevent_env+0x3ab/0x101d [ 416.703943][T23305] kobject_uevent+0x20/0x26 [ 416.708449][T23305] nbd_size_update+0x2dd/0x620 [ 416.713217][T23305] ? queue_work_on+0x130/0x210 [ 416.717990][T23305] nbd_start_device+0x88a/0xbb0 [ 416.722844][T23305] nbd_ioctl+0x5c8/0xc50 [ 416.722863][T23305] ? nbd_release+0x150/0x150 [ 416.722878][T23305] ? lock_downgrade+0x920/0x920 [ 416.722891][T23305] ? trace_hardirqs_on+0x67/0x240 [ 416.722903][T23305] ? nbd_release+0x150/0x150 [ 416.722916][T23305] blkdev_ioctl+0xedb/0x1c20 [ 416.722928][T23305] ? blkpg_ioctl+0xa90/0xa90 [ 416.722942][T23305] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 416.722961][T23305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.755335][T23305] ? __kasan_check_read+0x11/0x20 [ 416.772364][T23305] block_ioctl+0xee/0x130 [ 416.776713][T23305] ? blkdev_fallocate+0x410/0x410 [ 416.781749][T23305] do_vfs_ioctl+0xdb6/0x13e0 [ 416.786351][T23305] ? compat_ioctl_preallocate+0x210/0x210 [ 416.793031][T23305] ? __fget+0x384/0x560 [ 416.797193][T23305] ? ksys_dup3+0x3e0/0x3e0 [ 416.801608][T23305] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 416.808110][T23305] ? fput_many+0x12c/0x1a0 [ 416.812541][T23305] ? tomoyo_file_ioctl+0x23/0x30 [ 416.817483][T23305] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 416.823721][T23305] ? security_file_ioctl+0x8d/0xc0 [ 416.828839][T23305] ksys_ioctl+0xab/0xd0 [ 416.833002][T23305] __x64_sys_ioctl+0x73/0xb0 [ 416.837600][T23305] do_syscall_64+0xfa/0x760 [ 416.842107][T23305] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 416.847993][T23305] RIP: 0033:0x4598e9 [ 416.851890][T23305] 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 [ 416.864791][T23303] block nbd2: NBD_DISCONNECT [ 416.871509][T23305] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 416.871522][T23305] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 [ 416.871528][T23305] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 416.871535][T23305] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 416.871542][T23305] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 10:09:40 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:40 executing program 5 (fault-call:6 fault-nth:28): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 416.871549][T23305] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 [ 416.872579][T23314] block nbd5: shutting down sockets [ 416.883976][T23303] block nbd2: Send disconnect failed -107 10:09:40 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x200000, 0x0) r1 = syz_genetlink_get_family_id$team(&(0x7f00000001c0)='team\x00') r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r4, 0x20000000000, r2, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r2, 0x29, 0x22, &(0x7f0000000200)={{{@in=@dev, @in=@multicast2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@dev}, 0x0, @in6=@mcast1}}, &(0x7f0000000300)=0xe8) r6 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r6, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r6, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r6, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r6, 0x8933, &(0x7f00000004c0)={'team0\x00', 0x0}) r8 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r8, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r9, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r8, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r10}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)=ANY=[@ANYBLOB="000000000208000000000000e311104a", @ANYRES64=0x0, @ANYRES64=0x7530, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="00000000010000000000000000000000f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"], 0x80}}, 0x0) connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r11, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r12}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) r13 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r13, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r14, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r13, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r15}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) r16 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r16, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r17, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r16, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r18}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) r19 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r19, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r20, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r19, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r21}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) r22 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r23 = socket$alg(0x26, 0x5, 0x0) bind$alg(r23, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r23, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r23, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r23, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r24, 0x20000000000, r22, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r22, 0x29, 0x22, &(0x7f00000005c0)={{{@in6=@loopback, @in6=@ipv4={[], [], @multicast1}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@remote}, 0x0, @in6=@mcast2}}, &(0x7f00000006c0)=0xe8) r26 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r27 = socket$alg(0x26, 0x5, 0x0) bind$alg(r27, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r27, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r27, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r27, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r28, 0x20000000000, r26, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r26, 0x29, 0x23, &(0x7f0000000740)={{{@in6=@mcast1, @in6=@initdev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@local}, 0x0, @in6=@empty}}, &(0x7f0000000840)=0xe8) r30 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r31 = socket$alg(0x26, 0x5, 0x0) bind$alg(r31, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r31, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r31, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r31, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r32, 0x20000000000, r30, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r30, 0x29, 0x22, &(0x7f0000000880)={{{@in6=@empty, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@remote}, 0x0, @in6=@empty}}, &(0x7f0000000980)=0xe8) r34 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r34, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r35, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r34, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r36}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) r37 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r37, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r38, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r37, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r39}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) r40 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r40, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r41, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r40, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r42}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) r43 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r43, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r43, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r43, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) getsockopt$inet_mreqn(r43, 0x0, 0x24, &(0x7f00000009c0)={@broadcast, @rand_addr, 0x0}, &(0x7f0000000a00)=0xc) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000a40)={{{@in6, @in6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast1}, 0x0, @in6=@dev}}, &(0x7f0000000b40)=0xe8) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000b80)={{{@in6=@local, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4={[], [], @broadcast}}, 0x0, @in6=@ipv4={[], [], @remote}}}, &(0x7f0000000c80)=0xe8) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000005d80)={{{@in=@multicast1, @in6=@ipv4={[], [], @remote}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6}}, &(0x7f0000005e80)=0xe8) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x23, &(0x7f0000005f80)={@dev, @loopback, 0x0}, &(0x7f0000005fc0)=0xc) r49 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r49, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r50, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r49, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r51}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) r52 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r53 = socket$alg(0x26, 0x5, 0x0) bind$alg(r53, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r53, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r53, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r53, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r54, 0x20000000000, r52, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r52, 0x8933, &(0x7f00000062c0)={'vcan0\x00', 0x0}) sendmsg$TEAM_CMD_NOOP(r0, &(0x7f00000069c0)={&(0x7f0000000140), 0xc, &(0x7f0000006980)={&(0x7f0000006300)={0x644, r1, 0x300, 0x70bd28, 0x25dfdbfd, {}, [{{0x8, 0x1, r5}, {0x16c, 0x2, [{0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x8}, {0x8, 0x4, 0x2}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r7}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x8}, {0x8, 0x4, 0x6}}, {0x8, 0x6, r10}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x8}, {0x8, 0x4, 0xffff}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r12}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x8}, {0x8, 0x4, 0x6}}, {0x8, 0x6, r15}}}]}}, {{0x8, 0x1, r18}, {0x3c, 0x2, [{0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8}, {0x8, 0x4, 0x20}}}]}}, {{0x8, 0x1, r21}, {0x22c, 0x2, [{0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x8}, {0x8, 0x4, 0x3fa}}, {0x8}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8}, {0x4}}, {0x8}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8}, {0x8, 0x4, 0x10000}}, {0x8, 0x6, r25}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8}, {0x8, 0x4, 0x401}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8}, {0x8, 0x4, 0x51061fd1}}, {0x8, 0x6, r29}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x8}, {0x8, 0x4, 0x3}}, {0x8, 0x6, r33}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r36}}}, {0x3c, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x8}, {0xc, 0x4, [{0x7c, 0x81, 0x5, 0xfffffffffffffff8}]}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r39}}}]}}, {{0x8, 0x1, r42}, {0xb8, 0x2, [{0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8}, {0x10, 0x4, 'roundrobin\x00'}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8}, {0x8, 0x4, 0x8204}}}, {0x3c, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x8}, {0xc, 0x4, 'random\x00'}}}]}}, {{0x8, 0x1, r44}, {0x4}}, {{0x8, 0x1, r45}, {0x50, 0x2, [{0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8}, {0x1c, 0x4, 'hash_to_port_mapping\x00'}}}]}}, {{0x8, 0x1, r46}, {0x8c, 0x2, [{0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x8}, {0x4}}, {0x8, 0x6, r47}}}, {0x4c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x8}, {0x1c, 0x4, 'hash_to_port_mapping\x00'}}}]}}, {{0x8, 0x1, r48}, {0x84, 0x2, [{0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x8}, {0x8, 0x4, 0x7}}, {0x8, 0x6, r51}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x8}, {0x8, 0x4, 0xa4b}}, {0x8, 0x6, r55}}}]}}]}, 0x644}, 0x1, 0x0, 0x0, 0x8004}, 0x10881) r56 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r56, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r57, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r56, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r58}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:09:41 executing program 0: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) [ 417.020555][T23307] block nbd2: Disconnected due to user request. [ 417.040255][T23307] block nbd2: shutting down sockets [ 417.047587][T23324] FAULT_INJECTION: forcing a failure. [ 417.047587][T23324] name failslab, interval 1, probability 0, space 0, times 0 [ 417.060639][T23328] block nbd3: Device being setup by another task [ 417.060812][T23324] CPU: 1 PID: 23324 Comm: syz-executor.5 Not tainted 5.3.0-next-20190916 #0 [ 417.075731][T23324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 417.079541][T23288] block nbd3: shutting down sockets [ 417.085787][T23324] Call Trace: [ 417.085809][T23324] dump_stack+0x172/0x1f0 [ 417.085827][T23324] should_fail.cold+0xa/0x15 [ 417.085842][T23324] ? fault_create_debugfs_attr+0x180/0x180 [ 417.085858][T23324] ? kernel_init_free_pages+0x120/0x120 [ 417.085877][T23324] ? ___might_sleep+0x163/0x2c0 [ 417.119382][T23324] __should_failslab+0x121/0x190 [ 417.124334][T23324] should_failslab+0x9/0x14 [ 417.128854][T23324] __kmalloc+0x2e0/0x770 [ 417.129147][T23331] block nbd2: NBD_DISCONNECT [ 417.133104][T23324] ? kasan_kmalloc+0x9/0x10 [ 417.133121][T23324] ? kobject_get_path+0xc4/0x1b0 [ 417.133137][T23324] kobject_get_path+0xc4/0x1b0 [ 417.133152][T23324] kobject_uevent_env+0x3ab/0x101d [ 417.133173][T23324] kobject_uevent+0x20/0x26 [ 417.137895][T23331] block nbd2: Send disconnect failed -107 [ 417.142246][T23324] nbd_size_update+0x2dd/0x620 [ 417.142262][T23324] ? queue_work_on+0x130/0x210 [ 417.142278][T23324] nbd_start_device+0x88a/0xbb0 [ 417.142296][T23324] nbd_ioctl+0x5c8/0xc50 [ 417.142320][T23324] ? nbd_release+0x150/0x150 [ 417.149374][T23331] block nbd2: Disconnected due to user request. [ 417.151986][T23324] ? lock_downgrade+0x920/0x920 [ 417.152002][T23324] ? trace_hardirqs_on+0x67/0x240 [ 417.152017][T23324] ? nbd_release+0x150/0x150 [ 417.152033][T23324] blkdev_ioctl+0xedb/0x1c20 [ 417.152049][T23324] ? blkpg_ioctl+0xa90/0xa90 10:09:41 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0xc80180, 0x0) ioctl$SG_NEXT_CMD_LEN(r3, 0x2283, &(0x7f0000000040)=0xbf) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 417.157395][T23331] block nbd2: shutting down sockets [ 417.161626][T23324] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 417.161644][T23324] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.161664][T23324] ? __kasan_check_read+0x11/0x20 [ 417.161678][T23324] block_ioctl+0xee/0x130 [ 417.161693][T23324] ? blkdev_fallocate+0x410/0x410 [ 417.178878][T23332] block nbd2: NBD_DISCONNECT [ 417.181719][T23324] do_vfs_ioctl+0xdb6/0x13e0 [ 417.181739][T23324] ? compat_ioctl_preallocate+0x210/0x210 [ 417.181753][T23324] ? __fget+0x384/0x560 [ 417.181778][T23324] ? ksys_dup3+0x3e0/0x3e0 [ 417.186161][T23332] block nbd2: Send disconnect failed -107 [ 417.190576][T23324] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 417.190590][T23324] ? fput_many+0x12c/0x1a0 [ 417.190608][T23324] ? tomoyo_file_ioctl+0x23/0x30 [ 417.190628][T23324] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.197291][T23330] block nbd2: Disconnected due to user request. [ 417.201705][T23324] ? security_file_ioctl+0x8d/0xc0 [ 417.201724][T23324] ksys_ioctl+0xab/0xd0 [ 417.201741][T23324] __x64_sys_ioctl+0x73/0xb0 [ 417.201756][T23324] do_syscall_64+0xfa/0x760 [ 417.201780][T23324] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 417.207019][T23330] block nbd2: shutting down sockets [ 417.211342][T23324] RIP: 0033:0x4598e9 [ 417.211358][T23324] 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 [ 417.211365][T23324] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 10:09:41 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x1265) 10:09:41 executing program 2: r0 = socket(0x1, 0x2, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab08) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 10:09:41 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r4, 0x20000000000, r2, 0x0) setsockopt$inet6_tcp_TCP_ULP(r2, 0x6, 0x1f, &(0x7f0000000040)='tls\x00', 0x4) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r5}, 0x10, &(0x7f0000000400)={&(0x7f00000001c0)=ANY=[@ANYBLOB="00010180000000000000000a00002ab36d418ed5525629de8d9ec300c4a7504215d80a5d52d222b2d5c12a356219c1300b049b879e3ade114813d446b148ee7c07ec15928c3c14b7434fd656f8e2c5e84f65b2ff260cb52466d60d1eae96b413a7f84fe73fb52e91623d48a25f415e1e8f97915e2d17a4f459f3773c2d150c6ac6526ba9a9e9df677eae82c0cf927e51d5dd7e", @ANYRES64=0x0, @ANYRES64=0x7530, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="00000000010000000000000000000000f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"], 0x80}}, 0x0) 10:09:41 executing program 5 (fault-call:6 fault-nth:29): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 417.211379][T23324] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 [ 417.211391][T23324] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 417.242722][T23324] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 417.242732][T23324] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 [ 417.242740][T23324] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 [ 417.244276][T23333] block nbd5: shutting down sockets 10:09:41 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$KVM_CREATE_PIT2(r3, 0x4040ae77, &(0x7f00000000c0)) r6 = socket$alg(0x26, 0x5, 0x0) bind$alg(r6, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r6, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) ioctl$sock_SIOCGPGRP(r6, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r7, 0x20000000000, r2, 0x0) keyctl$join(0x1, &(0x7f0000000080)={'syz', 0x1}) r8 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r9 = socket$alg(0x26, 0x5, 0x0) bind$alg(r9, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r9, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r9, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r9, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r10, 0x20000000000, r8, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r8) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:41 executing program 0: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) [ 417.537238][T23347] FAULT_INJECTION: forcing a failure. [ 417.537238][T23347] name failslab, interval 1, probability 0, space 0, times 0 [ 417.550130][T23347] CPU: 1 PID: 23347 Comm: syz-executor.5 Not tainted 5.3.0-next-20190916 #0 [ 417.558806][T23347] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 417.569033][T23347] Call Trace: [ 417.572319][T23347] dump_stack+0x172/0x1f0 [ 417.576634][T23347] should_fail.cold+0xa/0x15 [ 417.581210][T23347] ? fault_create_debugfs_attr+0x180/0x180 [ 417.587000][T23347] ? kernel_init_free_pages+0x120/0x120 [ 417.592537][T23347] ? ___might_sleep+0x163/0x2c0 [ 417.597545][T23347] __should_failslab+0x121/0x190 [ 417.602475][T23347] should_failslab+0x9/0x14 [ 417.606959][T23347] kmem_cache_alloc_node+0x268/0x740 [ 417.612234][T23347] ? vprintk_default+0x28/0x30 [ 417.616985][T23347] ? netlink_has_listeners+0x23b/0x3f0 [ 417.622430][T23347] ? __kasan_check_read+0x11/0x20 [ 417.627449][T23347] __alloc_skb+0xd5/0x5e0 [ 417.631764][T23347] ? __kmalloc_reserve.isra.0+0xf0/0xf0 [ 417.637291][T23347] ? netlink_has_listeners+0x6e/0x3f0 [ 417.642676][T23347] alloc_uevent_skb+0x83/0x1e2 [ 417.647432][T23347] kobject_uevent_env+0xaa3/0x101d [ 417.652528][T23347] kobject_uevent+0x20/0x26 [ 417.657012][T23347] nbd_size_update+0x2dd/0x620 [ 417.661758][T23347] ? queue_work_on+0x130/0x210 [ 417.666512][T23347] nbd_start_device+0x88a/0xbb0 [ 417.671356][T23347] nbd_ioctl+0x5c8/0xc50 [ 417.675592][T23347] ? nbd_release+0x150/0x150 [ 417.680166][T23347] ? lock_downgrade+0x920/0x920 [ 417.684999][T23347] ? trace_hardirqs_on+0x67/0x240 [ 417.690002][T23347] ? nbd_release+0x150/0x150 [ 417.694575][T23347] blkdev_ioctl+0xedb/0x1c20 [ 417.699143][T23347] ? blkpg_ioctl+0xa90/0xa90 [ 417.703717][T23347] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 417.709502][T23347] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.715727][T23347] ? __kasan_check_read+0x11/0x20 [ 417.720734][T23347] block_ioctl+0xee/0x130 [ 417.725051][T23347] ? blkdev_fallocate+0x410/0x410 [ 417.730056][T23347] do_vfs_ioctl+0xdb6/0x13e0 [ 417.734642][T23347] ? compat_ioctl_preallocate+0x210/0x210 [ 417.740352][T23347] ? __fget+0x384/0x560 [ 417.744503][T23347] ? ksys_dup3+0x3e0/0x3e0 [ 417.748900][T23347] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 417.755132][T23347] ? fput_many+0x12c/0x1a0 [ 417.759542][T23347] ? tomoyo_file_ioctl+0x23/0x30 [ 417.764459][T23347] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 417.770690][T23347] ? security_file_ioctl+0x8d/0xc0 [ 417.775783][T23347] ksys_ioctl+0xab/0xd0 [ 417.779935][T23347] __x64_sys_ioctl+0x73/0xb0 [ 417.784517][T23347] do_syscall_64+0xfa/0x760 [ 417.789014][T23347] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 417.794894][T23347] RIP: 0033:0x4598e9 [ 417.798782][T23347] 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 [ 417.818378][T23347] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 417.826766][T23347] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 10:09:41 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 417.834718][T23347] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 417.842668][T23347] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 417.850619][T23347] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 [ 417.858567][T23347] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 10:09:41 executing program 5 (fault-call:6 fault-nth:30): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 417.903804][T23357] block nbd5: shutting down sockets [ 417.904258][T23360] block nbd2: shutting down sockets [ 417.956324][T23354] block nbd2: shutting down sockets 10:09:41 executing program 2: socket(0x1, 0x2, 0x0) syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000000)="11dca50d5e0bcfe47bf070") r1 = socket(0x10, 0x802, 0x0) sendmsg$nl_generic(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000007c0)={0x14, 0x12, 0x401}, 0x14}, 0x1, 0x0, 0x0, 0x4000110}, 0x44800) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x401, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, @perf_bp={0x0}}, r4, 0x20000000000, r2, 0x0) r5 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r6 = socket$alg(0x26, 0x5, 0x0) bind$alg(r6, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r6, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r6, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r6, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r7, 0x20000000000, r5, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r8 = socket$alg(0x26, 0x5, 0x0) bind$alg(r8, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r8, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r8, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r8, 0x8904, &(0x7f00000001c0)) syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x1, 0x140) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) socket$alg(0x26, 0x5, 0x0) [ 418.008187][T23368] FAULT_INJECTION: forcing a failure. [ 418.008187][T23368] name failslab, interval 1, probability 0, space 0, times 0 [ 418.021036][T23368] CPU: 0 PID: 23368 Comm: syz-executor.5 Not tainted 5.3.0-next-20190916 #0 [ 418.030580][T23368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 418.040629][T23368] Call Trace: [ 418.043928][T23368] dump_stack+0x172/0x1f0 [ 418.048266][T23368] should_fail.cold+0xa/0x15 [ 418.052860][T23368] ? fault_create_debugfs_attr+0x180/0x180 10:09:42 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$can_bcm(0x1d, 0x2, 0x2) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r2, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r3, 0x20000000000, r1, 0x0) ioctl$VIDIOC_G_SLICED_VBI_CAP(r1, 0xc0745645, &(0x7f00000001c0)={0x7, [0x2c546d37, 0x5, 0x2, 0x8, 0x3, 0xffffffff, 0x4, 0x9, 0x0, 0x80000001, 0x1, 0x9, 0x10000, 0x4, 0x4af, 0x1f, 0x40, 0x20, 0x9, 0x1, 0x7f, 0xfffffffffffffbff, 0x3, 0x1d, 0x10001, 0x4, 0x80000001, 0x1, 0x7fff, 0x0, 0x200, 0x80000001, 0x5, 0x20, 0x2, 0x7fffffff, 0x3, 0x9, 0x10000, 0x4, 0x88, 0x7ff, 0x100000000, 0x8, 0x101, 0x6, 0x100000001, 0x515], 0x2}) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r5}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:09:42 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r1, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r1, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r1, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) r2 = socket$inet_sctp(0x2, 0x5, 0x84) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r5 = socket$alg(0x26, 0x5, 0x0) bind$alg(r5, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r5, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r6, 0x20000000000, r4, 0x0) getpeername$llc(r4, &(0x7f0000000080), &(0x7f00000000c0)=0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r2, 0x84, 0x7b, &(0x7f0000000000)={r7}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f0000000000)={r7, 0x2000}, 0x8) r8 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r8, 0xab00, r0) r9 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r9, 0xab08) ioctl$NBD_CLEAR_SOCK(r8, 0xab04) [ 418.058666][T23368] ? kernel_init_free_pages+0x120/0x120 [ 418.064206][T23368] ? ___might_sleep+0x163/0x2c0 [ 418.069062][T23368] __should_failslab+0x121/0x190 [ 418.074002][T23368] should_failslab+0x9/0x14 [ 418.078505][T23368] kmem_cache_alloc_node_trace+0x274/0x750 [ 418.084312][T23368] ? kasan_unpoison_shadow+0x35/0x50 [ 418.089602][T23368] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 418.095417][T23368] __kmalloc_node_track_caller+0x3d/0x70 [ 418.101052][T23368] __kmalloc_reserve.isra.0+0x40/0xf0 [ 418.106431][T23368] __alloc_skb+0x10b/0x5e0 [ 418.110854][T23368] ? __kmalloc_reserve.isra.0+0xf0/0xf0 [ 418.116403][T23368] ? netlink_has_listeners+0x6e/0x3f0 [ 418.121786][T23368] alloc_uevent_skb+0x83/0x1e2 [ 418.123951][T23375] block nbd2: NBD_DISCONNECT [ 418.126548][T23368] kobject_uevent_env+0xaa3/0x101d [ 418.126569][T23368] kobject_uevent+0x20/0x26 [ 418.126582][T23368] nbd_size_update+0x2dd/0x620 [ 418.126601][T23368] ? queue_work_on+0x130/0x210 [ 418.131300][T23375] block nbd2: Send disconnect failed -107 [ 418.136263][T23368] nbd_start_device+0x88a/0xbb0 [ 418.136282][T23368] nbd_ioctl+0x5c8/0xc50 [ 418.136299][T23368] ? nbd_release+0x150/0x150 [ 418.136316][T23368] ? lock_downgrade+0x920/0x920 [ 418.136329][T23368] ? trace_hardirqs_on+0x67/0x240 [ 418.136347][T23368] ? nbd_release+0x150/0x150 [ 418.144999][T23375] block nbd2: Disconnected due to user request. [ 418.145655][T23368] blkdev_ioctl+0xedb/0x1c20 [ 418.145670][T23368] ? blkpg_ioctl+0xa90/0xa90 [ 418.145686][T23368] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 418.145711][T23368] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.150564][T23375] block nbd2: shutting down sockets [ 418.156150][T23368] ? __kasan_check_read+0x11/0x20 [ 418.156165][T23368] block_ioctl+0xee/0x130 [ 418.156177][T23368] ? blkdev_fallocate+0x410/0x410 [ 418.156193][T23368] do_vfs_ioctl+0xdb6/0x13e0 [ 418.156210][T23368] ? compat_ioctl_preallocate+0x210/0x210 [ 418.156223][T23368] ? __fget+0x384/0x560 [ 418.156241][T23368] ? ksys_dup3+0x3e0/0x3e0 [ 418.180273][T23375] block nbd2: NBD_DISCONNECT [ 418.184305][T23368] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 418.184321][T23368] ? fput_many+0x12c/0x1a0 [ 418.184337][T23368] ? tomoyo_file_ioctl+0x23/0x30 [ 418.184350][T23368] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.184363][T23368] ? security_file_ioctl+0x8d/0xc0 [ 418.184382][T23368] ksys_ioctl+0xab/0xd0 [ 418.190754][T23375] block nbd2: Send disconnect failed -107 [ 418.195181][T23368] __x64_sys_ioctl+0x73/0xb0 [ 418.195198][T23368] do_syscall_64+0xfa/0x760 [ 418.195215][T23368] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 418.195226][T23368] RIP: 0033:0x4598e9 [ 418.195242][T23368] 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 [ 418.195248][T23368] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 418.202275][T23376] block nbd2: Disconnected due to user request. [ 418.205613][T23368] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 [ 418.205621][T23368] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 418.205629][T23368] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 418.205637][T23368] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 [ 418.205645][T23368] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 [ 418.229754][T23378] block nbd5: shutting down sockets [ 418.403801][T23376] block nbd2: shutting down sockets 10:09:42 executing program 0: perf_event_open(&(0x7f0000000080)={0x0, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) [ 418.423130][T23381] block nbd3: Device being setup by another task [ 418.480365][T23341] block nbd3: shutting down sockets 10:09:42 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) getsockopt$IP_VS_SO_GET_VERSION(r0, 0x0, 0x480, &(0x7f0000000000), &(0x7f0000000040)=0x40) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:42 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:42 executing program 5 (fault-call:6 fault-nth:31): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:42 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x1267) 10:09:42 executing program 0: perf_event_open(&(0x7f0000000080)={0x0, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) 10:09:42 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x2, 0x9}, 0x8102}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) accept4$llc(r0, &(0x7f0000000200)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000240)=0x10, 0x800) r3 = syz_open_dev$sndpcmc(&(0x7f0000000140)='/dev/snd/pcmC#D#c\x00', 0x7, 0x10000) write$apparmor_exec(r3, &(0x7f0000000580)=ANY=[@ANYBLOB="737461636b202f6465762f0000000000000004c2424c1988b22fe227b72153e1f9ef30379f07fbf3a1d7a4a093f9d9013f61967f77d204eb2cb10ea01193c93cb92402de0196b439c64792f628aadb84cc31aae076bbe65d58e7dd3305c518dd919bfecb9cd8eff6d885e92acf6dbefbc5bef04f923a16d55b547ddb31a48e10e77a2b6448c3fb7141cbbc13a859510d6e049352586cc941713ae7c0c7a3cc7ff54b9cedcb7608826f808213e29bebcc63a1b83ddda08ee218ec3cefff22abd88e000000000000000000"], 0x13) connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) openat$smack_thread_current(0xffffffffffffff9c, &(0x7f0000000280)='/proc/thread-self/attr/current\x00', 0x2, 0x0) ioctl$GIO_FONTX(0xffffffffffffffff, 0x4b6b, &(0x7f0000000480)=""/247) openat$tun(0xffffffffffffff9c, &(0x7f0000000040)='/dev/net/tun\x00', 0x20000, 0x0) getpeername$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r7 = socket$alg(0x26, 0x5, 0x0) bind$alg(r7, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r7, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r7, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r7, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r8, 0x20000000000, r6, 0x0) setsockopt$bt_hci_HCI_TIME_STAMP(r6, 0x0, 0x3, &(0x7f00000002c0)=0x5, 0x4) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r5}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) [ 418.638835][T23395] FAULT_INJECTION: forcing a failure. [ 418.638835][T23395] name failslab, interval 1, probability 0, space 0, times 0 [ 418.651527][T23395] CPU: 0 PID: 23395 Comm: syz-executor.5 Not tainted 5.3.0-next-20190916 #0 [ 418.660201][T23395] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 418.670202][T23402] block nbd2: NBD_DISCONNECT [ 418.670265][T23395] Call Trace: [ 418.678124][T23395] dump_stack+0x172/0x1f0 [ 418.682456][T23395] should_fail.cold+0xa/0x15 [ 418.687054][T23395] ? fault_create_debugfs_attr+0x180/0x180 [ 418.692872][T23395] ? kernel_init_free_pages+0x120/0x120 [ 418.698119][T23402] block nbd2: Send disconnect failed -107 [ 418.698421][T23395] ? ___might_sleep+0x163/0x2c0 [ 418.706227][T23402] block nbd2: Disconnected due to user request. [ 418.708958][T23395] __should_failslab+0x121/0x190 [ 418.708972][T23395] should_failslab+0x9/0x14 [ 418.708991][T23395] kmem_cache_alloc+0x2aa/0x710 [ 418.720125][T23395] ? refcount_dec_and_mutex_lock+0x90/0x90 [ 418.720140][T23395] ? netlink_broadcast_filtered+0x78/0xb80 [ 418.720160][T23395] ? __kmalloc_node_track_caller+0x4e/0x70 [ 418.735365][T23395] skb_clone+0x154/0x3d0 [ 418.735382][T23395] netlink_broadcast_filtered+0x8d7/0xb80 [ 418.735402][T23395] netlink_broadcast+0x3a/0x50 [ 418.748495][T23402] block nbd2: shutting down sockets [ 418.751208][T23395] kobject_uevent_env+0xad4/0x101d [ 418.751228][T23395] kobject_uevent+0x20/0x26 [ 418.751248][T23395] nbd_size_update+0x2dd/0x620 [ 418.775612][T23402] block nbd2: NBD_DISCONNECT [ 418.778099][T23395] ? queue_work_on+0x130/0x210 [ 418.778116][T23395] nbd_start_device+0x88a/0xbb0 [ 418.778135][T23395] nbd_ioctl+0x5c8/0xc50 [ 418.789271][T23402] block nbd2: Send disconnect failed -107 [ 418.792211][T23395] ? nbd_release+0x150/0x150 [ 418.792230][T23395] ? lock_downgrade+0x920/0x920 [ 418.792242][T23395] ? trace_hardirqs_on+0x67/0x240 [ 418.792255][T23395] ? nbd_release+0x150/0x150 [ 418.792269][T23395] blkdev_ioctl+0xedb/0x1c20 [ 418.792297][T23395] ? blkpg_ioctl+0xa90/0xa90 [ 418.797701][T23411] block nbd2: Disconnected due to user request. [ 418.801360][T23395] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 418.801377][T23395] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.801393][T23395] ? __kasan_check_read+0x11/0x20 [ 418.801410][T23395] block_ioctl+0xee/0x130 [ 418.810167][T23411] block nbd2: shutting down sockets [ 418.811784][T23395] ? blkdev_fallocate+0x410/0x410 [ 418.811803][T23395] do_vfs_ioctl+0xdb6/0x13e0 [ 418.811818][T23395] ? compat_ioctl_preallocate+0x210/0x210 [ 418.811832][T23395] ? __fget+0x384/0x560 [ 418.811846][T23395] ? ksys_dup3+0x3e0/0x3e0 [ 418.811866][T23395] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 418.898771][T23395] ? fput_many+0x12c/0x1a0 [ 418.903199][T23395] ? tomoyo_file_ioctl+0x23/0x30 [ 418.908230][T23395] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 418.914477][T23395] ? security_file_ioctl+0x8d/0xc0 [ 418.919597][T23395] ksys_ioctl+0xab/0xd0 [ 418.923770][T23395] __x64_sys_ioctl+0x73/0xb0 [ 418.928368][T23395] do_syscall_64+0xfa/0x760 [ 418.932888][T23395] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 418.938779][T23395] RIP: 0033:0x4598e9 [ 418.942676][T23395] 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 [ 418.962286][T23395] RSP: 002b:00007f48c4f81c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 418.970709][T23395] RAX: ffffffffffffffda RBX: 00007f48c4f81c90 RCX: 00000000004598e9 [ 418.978696][T23395] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 10:09:43 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:43 executing program 5 (fault-call:6 fault-nth:32): prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 418.986681][T23395] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 418.994661][T23395] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48c4f826d4 [ 419.002637][T23395] R13: 00000000004c319f R14: 00000000004d6948 R15: 0000000000000006 [ 419.013533][T23416] block nbd5: shutting down sockets [ 419.132533][T23424] block nbd5: shutting down sockets 10:09:43 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:43 executing program 0: perf_event_open(&(0x7f0000000080)={0x0, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) 10:09:43 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 419.316205][T23433] block nbd5: shutting down sockets 10:09:43 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:43 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) 10:09:43 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x2) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 419.486071][T23441] block nbd3: Device being setup by another task [ 419.494129][T23440] block nbd5: shutting down sockets [ 419.518752][T23405] block nbd3: shutting down sockets [ 419.534080][T23440] block nbd5: shutting down sockets 10:09:43 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x10) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:43 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x1268) [ 419.654682][T23443] block nbd5: shutting down sockets 10:09:43 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:43 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) [ 419.674892][T23443] block nbd5: shutting down sockets 10:09:43 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x301) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:43 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x125d) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 419.785708][T23455] block nbd5: shutting down sockets [ 419.804227][T23455] block nbd5: shutting down sockets 10:09:43 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 419.883325][T23458] block nbd5: shutting down sockets 10:09:43 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x125e) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:43 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) [ 419.913699][T23458] block nbd5: shutting down sockets [ 419.982287][T23463] block nbd5: shutting down sockets [ 419.997728][T23462] block nbd5: shutting down sockets 10:09:44 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x125f) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:44 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 420.119892][T23468] block nbd5: shutting down sockets 10:09:44 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) 10:09:44 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1260) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 420.244984][T23476] block nbd5: shutting down sockets [ 420.276059][T23474] block nbd5: shutting down sockets [ 420.465493][T23453] block nbd3: Device being setup by another task [ 420.484024][T23445] block nbd3: shutting down sockets 10:09:44 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x1269) 10:09:44 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) 10:09:44 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:44 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1261) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 420.604553][T23486] block nbd5: shutting down sockets 10:09:44 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1262) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 420.629549][T23486] block nbd5: shutting down sockets [ 420.724136][T23493] block nbd5: shutting down sockets 10:09:44 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) [ 420.766205][T23492] block nbd5: shutting down sockets 10:09:44 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:44 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1263) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:44 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1264) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 420.909562][T23500] block nbd5: shutting down sockets [ 420.925281][T23500] block nbd5: shutting down sockets 10:09:44 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(0x0, 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) [ 421.017728][T23503] block nbd5: shutting down sockets 10:09:45 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 421.043380][T23502] block nbd5: shutting down sockets 10:09:45 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(0x0, 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) [ 421.374715][T23482] block nbd3: shutting down sockets 10:09:45 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x1274) 10:09:45 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1265) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:45 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:45 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(0x0, 0x0, 0x800) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) [ 421.536974][T23519] block nbd5: shutting down sockets 10:09:45 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1267) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:45 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) 10:09:45 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1268) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:45 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 421.647442][T23530] block nbd5: shutting down sockets [ 421.666318][T23530] block nbd5: shutting down sockets [ 421.747924][T23535] block nbd5: shutting down sockets [ 421.769029][T23535] block nbd5: shutting down sockets 10:09:45 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) 10:09:45 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1269) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 421.877112][T23542] block nbd5: shutting down sockets 10:09:45 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1274) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:45 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 421.897360][T23542] block nbd5: shutting down sockets [ 421.974879][T23544] block nbd5: shutting down sockets [ 421.996346][T23543] block nbd5: shutting down sockets [ 422.276965][T23549] block nbd3: Device being setup by another task [ 422.292909][T23516] block nbd3: shutting down sockets 10:09:46 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x1276) 10:09:46 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1276) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:46 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) 10:09:46 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 422.384993][T23551] block nbd5: shutting down sockets [ 422.397104][T23550] block nbd5: shutting down sockets 10:09:46 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1277) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:46 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, &(0x7f0000000340)) 10:09:46 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 422.503579][T23563] block nbd5: shutting down sockets [ 422.527758][T23563] block nbd5: shutting down sockets 10:09:46 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1278) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 422.625381][T23571] block nbd5: shutting down sockets 10:09:46 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:46 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, &(0x7f0000000340)) 10:09:46 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1279) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 422.768218][T23579] block nbd5: shutting down sockets 10:09:46 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x127a) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 422.796054][T23579] block nbd5: shutting down sockets [ 422.884513][T23582] block nbd5: shutting down sockets [ 422.907466][T23582] block nbd5: shutting down sockets [ 423.192563][T23583] block nbd3: Device being setup by another task [ 423.213844][T23559] block nbd3: shutting down sockets 10:09:47 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x1277) 10:09:47 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:47 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:09:47 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x127b) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 423.351714][T23592] block nbd5: shutting down sockets [ 423.377625][T23592] block nbd5: shutting down sockets 10:09:47 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x127c) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:47 executing program 0: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) r4 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r4, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r5 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000600)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r5, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRES16, @ANYBLOB=',group_id=', @ANYRESOCT=0x0]) r6 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r6, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r7 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r7, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r8 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r8, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r9 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r9, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x200000, &(0x7f0000000780)=ANY=[@ANYBLOB="66643d71dabb0257a2c5cf35fe4fe001d7b693dd9f4fa95fbd9448ea6565ed8fa38f6b9a7b8501c622c45bd4d2d2e2ab0bc64b62e662b22f3d972a45724f994ebc81e90928b5592d239f219ed8b91022878efe6984489a6dcb7b02e83819ac848f93dd8e08a72b6c1bf098a9c8cfd40c7524add98bc8868a58faed4fc645bbdaaee2ff757b69d11dbd422fb02863c9bd0791bafe8286493775953f7c18e4d855ef5785cf6cdd9fc6ed5b6ab403e15a5eaa6e76870dede4cb37659151de06c5723a6c3f4c2c933db10ba285183627b1c7bfc859b3d985da688037fe25da013689f75547315e6077a2e174fda9a6", @ANYRES64=r4, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYPTR64=&(0x7f0000000ac0)=ANY=[@ANYPTR64=&(0x7f0000000940)=ANY=[], @ANYRES16, @ANYRES64=0x0, @ANYPTR64=&(0x7f0000000b40)=ANY=[@ANYRESHEX, @ANYRESOCT, @ANYPTR, @ANYRES64=r7, @ANYRES32=r8], @ANYRESOCT, @ANYRESHEX=r9, @ANYRESOCT=r1], @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) preadv(r3, &(0x7f0000000480)=[{&(0x7f0000000000)=""/32, 0x20}, {&(0x7f0000000040)=""/86, 0x56}, {&(0x7f00000000c0)=""/241, 0xf1}, {&(0x7f0000000200)=""/147, 0x93}, {&(0x7f00000002c0)=""/157, 0x9d}, {&(0x7f0000000380)=""/77, 0x4d}, {&(0x7f0000000400)=""/123, 0x7b}], 0x7, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) syz_open_dev$swradio(&(0x7f0000000580)='/dev/swradio#\x00', 0x1, 0x2) getsockopt$inet_sctp6_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000500), &(0x7f0000000540)=0x4) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:47 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x127d) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 423.473402][T23597] block nbd5: shutting down sockets [ 423.489645][T23597] block nbd5: shutting down sockets 10:09:47 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 423.615252][T23604] block nbd5: shutting down sockets [ 423.633127][T23600] block nbd0: NBD_DISCONNECT [ 423.641434][T23604] block nbd5: shutting down sockets 10:09:47 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x127e) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 423.661699][T23600] block nbd0: Send disconnect failed -107 [ 423.689499][T23600] block nbd0: Disconnected due to user request. [ 423.720197][T23607] block nbd5: shutting down sockets [ 423.727549][T23600] block nbd0: shutting down sockets 10:09:47 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:47 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x127f) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 423.735688][T23607] block nbd5: shutting down sockets 10:09:47 executing program 0 (fault-call:2 fault-nth:0): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 423.814548][T23611] block nbd5: shutting down sockets [ 423.822758][T23609] block nbd5: shutting down sockets [ 423.920854][T23615] FAULT_INJECTION: forcing a failure. [ 423.920854][T23615] name failslab, interval 1, probability 0, space 0, times 0 [ 423.952700][T23615] CPU: 0 PID: 23615 Comm: syz-executor.0 Not tainted 5.3.0-next-20190916 #0 [ 423.961435][T23615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 423.971512][T23615] Call Trace: [ 423.974843][T23615] dump_stack+0x172/0x1f0 [ 423.979192][T23615] should_fail.cold+0xa/0x15 [ 423.983782][T23615] ? fault_create_debugfs_attr+0x180/0x180 [ 423.989586][T23615] ? kernel_init_free_pages+0x120/0x120 [ 423.995126][T23615] ? ___might_sleep+0x163/0x2c0 [ 423.999971][T23615] __should_failslab+0x121/0x190 [ 424.004902][T23615] should_failslab+0x9/0x14 [ 424.009402][T23615] kmem_cache_alloc+0x2aa/0x710 [ 424.014240][T23615] ? __kasan_check_write+0x14/0x20 [ 424.019339][T23615] ? __mutex_unlock_slowpath+0xf8/0x6b0 [ 424.024895][T23615] getname_flags+0xd6/0x5b0 [ 424.029402][T23615] getname+0x1a/0x20 [ 424.033287][T23615] do_sys_open+0x2c9/0x5d0 [ 424.037695][T23615] ? filp_open+0x80/0x80 [ 424.041928][T23615] ? switch_fpu_return+0x1fa/0x4f0 [ 424.047033][T23615] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 424.053093][T23615] __x64_sys_open+0x7e/0xc0 [ 424.057597][T23615] do_syscall_64+0xfa/0x760 [ 424.062094][T23615] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 424.067971][T23615] RIP: 0033:0x4137d1 [ 424.071856][T23615] 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 [ 424.091455][T23615] RSP: 002b:00007f3e5868a7a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 424.099943][T23615] RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00000000004137d1 [ 424.107902][T23615] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f3e5868a850 [ 424.116304][T23615] RBP: 000000000075bf20 R08: 000000000000000f R09: 0000000000000000 [ 424.124262][T23615] R10: 0000000000000064 R11: 0000000000000293 R12: 00007f3e5868b6d4 [ 424.132222][T23615] R13: 00000000004c8d48 R14: 00000000004dfd38 R15: 0000000000000004 [ 424.147056][T23617] block nbd3: Device being setup by another task [ 424.163376][T23588] block nbd3: shutting down sockets 10:09:48 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x1278) 10:09:48 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x4c01) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:48 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 424.302890][T23622] block nbd5: shutting down sockets 10:09:48 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:48 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x5421) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 424.337502][T23622] block nbd5: shutting down sockets [ 424.445818][T23631] block nbd5: shutting down sockets 10:09:48 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 424.469969][T23631] block nbd5: shutting down sockets 10:09:48 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x5450) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:48 executing program 0 (fault-call:2 fault-nth:1): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 424.600840][T23636] block nbd5: shutting down sockets [ 424.713829][T23641] FAULT_INJECTION: forcing a failure. [ 424.713829][T23641] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 424.727076][T23641] CPU: 0 PID: 23641 Comm: syz-executor.0 Not tainted 5.3.0-next-20190916 #0 [ 424.735757][T23641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 424.745831][T23641] Call Trace: [ 424.749180][T23641] dump_stack+0x172/0x1f0 [ 424.753547][T23641] should_fail.cold+0xa/0x15 [ 424.758169][T23641] ? fault_create_debugfs_attr+0x180/0x180 10:09:48 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x5451) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 424.763990][T23641] ? perf_trace_lock+0x315/0x4c0 [ 424.771744][T23641] should_fail_alloc_page+0x50/0x60 [ 424.776961][T23641] __alloc_pages_nodemask+0x1a1/0x900 [ 424.782352][T23641] ? __lockdep_free_key_range+0x120/0x120 [ 424.788097][T23641] ? __alloc_pages_slowpath+0x28e0/0x28e0 [ 424.793831][T23641] ? fs_reclaim_acquire.part.0+0x30/0x30 [ 424.799472][T23641] ? __kasan_check_read+0x11/0x20 [ 424.804531][T23641] ? fault_create_debugfs_attr+0x180/0x180 [ 424.810372][T23641] cache_grow_begin+0x90/0xd20 [ 424.815162][T23641] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 424.821431][T23641] kmem_cache_alloc+0x64e/0x710 [ 424.826302][T23641] ? __kasan_check_write+0x14/0x20 [ 424.831444][T23641] getname_flags+0xd6/0x5b0 [ 424.835969][T23641] getname+0x1a/0x20 [ 424.839878][T23641] do_sys_open+0x2c9/0x5d0 [ 424.843064][T23643] block nbd5: shutting down sockets [ 424.844306][T23641] ? filp_open+0x80/0x80 [ 424.844327][T23641] ? switch_fpu_return+0x1fa/0x4f0 [ 424.858840][T23641] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 424.864924][T23641] __x64_sys_open+0x7e/0xc0 [ 424.869449][T23641] do_syscall_64+0xfa/0x760 [ 424.873975][T23641] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 424.879880][T23641] RIP: 0033:0x4137d1 [ 424.883179][T23643] block nbd5: shutting down sockets [ 424.883783][T23641] Code: 75 14 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 10:09:48 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x5452) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 424.883792][T23641] RSP: 002b:00007f3e5868a7a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 424.916999][T23641] RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00000000004137d1 [ 424.924994][T23641] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f3e5868a850 [ 424.932977][T23641] RBP: 000000000075bf20 R08: 000000000000000f R09: 0000000000000000 [ 424.940964][T23641] R10: 0000000000000064 R11: 0000000000000293 R12: 00007f3e5868b6d4 [ 424.948944][T23641] R13: 00000000004c8d48 R14: 00000000004dfd38 R15: 0000000000000004 10:09:48 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 424.997792][T23645] block nbd5: shutting down sockets [ 425.006289][T23644] block nbd5: shutting down sockets 10:09:49 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x5460) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 425.076303][T23650] block nbd3: Device being setup by another task [ 425.091184][T23621] block nbd3: shutting down sockets 10:09:49 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x1279) 10:09:49 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 425.194410][T23653] block nbd5: shutting down sockets 10:09:49 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x6364) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 425.216850][T23653] block nbd5: shutting down sockets 10:09:49 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 425.298026][T23661] block nbd5: shutting down sockets 10:09:49 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x8904) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 425.406637][T23668] block nbd5: shutting down sockets [ 425.424101][T23668] block nbd5: shutting down sockets 10:09:49 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x8912) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:49 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 425.516727][T23672] block nbd5: shutting down sockets 10:09:49 executing program 0 (fault-call:2 fault-nth:2): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 425.540894][T23672] block nbd5: shutting down sockets 10:09:49 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x8933) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:49 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 425.650035][T23678] FAULT_INJECTION: forcing a failure. [ 425.650035][T23678] name failslab, interval 1, probability 0, space 0, times 0 [ 425.675288][T23679] block nbd5: shutting down sockets [ 425.694738][T23678] CPU: 0 PID: 23678 Comm: syz-executor.0 Not tainted 5.3.0-next-20190916 #0 [ 425.703460][T23678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 425.713522][T23678] Call Trace: [ 425.716821][T23678] dump_stack+0x172/0x1f0 [ 425.721155][T23678] should_fail.cold+0xa/0x15 [ 425.721177][T23678] ? is_bpf_text_address+0xd3/0x170 [ 425.730940][T23678] ? fault_create_debugfs_attr+0x180/0x180 [ 425.736751][T23678] ? kernel_init_free_pages+0x120/0x120 [ 425.736771][T23678] ? ___might_sleep+0x163/0x2c0 [ 425.747140][T23678] __should_failslab+0x121/0x190 [ 425.752080][T23678] should_failslab+0x9/0x14 [ 425.756589][T23678] kmem_cache_alloc+0x2aa/0x710 [ 425.761450][T23678] ? stack_trace_save+0xac/0xe0 [ 425.766305][T23678] ? stack_trace_consume_entry+0x190/0x190 [ 425.772121][T23678] __alloc_file+0x27/0x340 [ 425.776537][T23678] alloc_empty_file+0x72/0x170 [ 425.781298][T23678] path_openat+0xef/0x46d0 [ 425.785716][T23678] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 425.791527][T23678] ? kasan_slab_alloc+0xf/0x20 [ 425.796290][T23678] ? kmem_cache_alloc+0x121/0x710 [ 425.801313][T23678] ? getname_flags+0xd6/0x5b0 [ 425.805992][T23678] ? getname+0x1a/0x20 [ 425.810066][T23678] ? do_sys_open+0x2c9/0x5d0 [ 425.814657][T23678] ? __x64_sys_open+0x7e/0xc0 [ 425.819345][T23678] ? do_syscall_64+0xfa/0x760 [ 425.824025][T23678] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 425.830106][T23678] ? __isolate_free_page+0x4c0/0x4c0 [ 425.835399][T23678] ? __kasan_check_read+0x11/0x20 [ 425.840429][T23678] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 425.845800][T23678] ? __kasan_check_read+0x11/0x20 [ 425.850826][T23678] ? __alloc_pages_nodemask+0x579/0x900 [ 425.856376][T23678] ? cache_grow_end+0xa4/0x190 [ 425.861143][T23678] ? __kasan_check_read+0x11/0x20 [ 425.866171][T23678] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 425.866205][T23678] do_filp_open+0x1a1/0x280 [ 425.876650][T23678] ? may_open_dev+0x100/0x100 [ 425.876665][T23678] ? lock_downgrade+0x920/0x920 [ 425.876683][T23678] ? rwlock_bug.part.0+0x90/0x90 [ 425.891116][T23678] ? __alloc_fd+0x35/0x620 [ 425.895536][T23678] ? __kasan_check_read+0x11/0x20 10:09:49 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 425.900585][T23678] ? do_raw_spin_unlock+0x57/0x270 [ 425.905700][T23678] ? _raw_spin_unlock+0x2d/0x50 [ 425.910555][T23678] ? __alloc_fd+0x487/0x620 [ 425.915068][T23678] do_sys_open+0x3fe/0x5d0 [ 425.919492][T23678] ? filp_open+0x80/0x80 [ 425.923745][T23678] ? switch_fpu_return+0x1fa/0x4f0 [ 425.928868][T23678] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 425.934948][T23678] __x64_sys_open+0x7e/0xc0 [ 425.939482][T23678] do_syscall_64+0xfa/0x760 [ 425.943998][T23678] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 425.949888][T23678] RIP: 0033:0x4137d1 [ 425.953786][T23678] Code: 75 14 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 425.973397][T23678] RSP: 002b:00007f3e586697a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 425.981815][T23678] RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00000000004137d1 [ 425.984361][T23686] block nbd3: Device being setup by another task 10:09:50 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 425.989790][T23678] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f3e58669850 [ 426.004056][T23678] RBP: 000000000075bfc8 R08: 000000000000000f R09: 0000000000000000 [ 426.012027][T23678] R10: 0000000000000064 R11: 0000000000000293 R12: 00007f3e5866a6d4 [ 426.019999][T23678] R13: 00000000004c8d48 R14: 00000000004dfd38 R15: 0000000000000004 [ 426.032313][T23679] block nbd5: shutting down sockets 10:09:50 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x127a) [ 426.048657][T23654] block nbd3: shutting down sockets 10:09:50 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x894b) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:50 executing program 0 (fault-call:2 fault-nth:3): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 426.138429][T23692] block nbd5: shutting down sockets [ 426.146637][T23691] block nbd5: shutting down sockets 10:09:50 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x89a0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:50 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 426.247925][T23699] FAULT_INJECTION: forcing a failure. [ 426.247925][T23699] name failslab, interval 1, probability 0, space 0, times 0 [ 426.276957][T23702] block nbd5: shutting down sockets [ 426.294390][T23702] block nbd5: shutting down sockets [ 426.328296][T23699] CPU: 1 PID: 23699 Comm: syz-executor.0 Not tainted 5.3.0-next-20190916 #0 [ 426.337004][T23699] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 426.347059][T23699] Call Trace: [ 426.350356][T23699] dump_stack+0x172/0x1f0 [ 426.354701][T23699] should_fail.cold+0xa/0x15 [ 426.359315][T23699] ? fault_create_debugfs_attr+0x180/0x180 [ 426.365126][T23699] ? kernel_init_free_pages+0x120/0x120 [ 426.370677][T23699] ? ___might_sleep+0x163/0x2c0 [ 426.375537][T23699] __should_failslab+0x121/0x190 [ 426.380482][T23699] should_failslab+0x9/0x14 [ 426.385011][T23699] kmem_cache_alloc+0x2aa/0x710 [ 426.385032][T23699] ? memcg_kmem_put_cache+0x3e/0x50 [ 426.395060][T23699] ? kmem_cache_alloc+0x314/0x710 [ 426.400094][T23699] security_file_alloc+0x39/0x170 [ 426.405119][T23699] __alloc_file+0xde/0x340 [ 426.405134][T23699] alloc_empty_file+0x72/0x170 [ 426.405153][T23699] path_openat+0xef/0x46d0 [ 426.422892][T23699] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 426.428713][T23699] ? kasan_slab_alloc+0xf/0x20 [ 426.433491][T23699] ? kmem_cache_alloc+0x121/0x710 [ 426.438523][T23699] ? getname_flags+0xd6/0x5b0 [ 426.443435][T23699] ? getname+0x1a/0x20 [ 426.447517][T23699] ? do_sys_open+0x2c9/0x5d0 [ 426.452112][T23699] ? __x64_sys_open+0x7e/0xc0 [ 426.456808][T23699] ? do_syscall_64+0xfa/0x760 [ 426.461490][T23699] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 426.467574][T23699] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 426.473826][T23699] ? debug_smp_processor_id+0x3c/0x214 [ 426.479730][T23699] ? perf_trace_lock+0xeb/0x4c0 [ 426.484632][T23699] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 426.490017][T23699] ? __lockdep_free_key_range+0x120/0x120 [ 426.495756][T23699] ? cache_grow_end+0xa4/0x190 [ 426.500539][T23699] ? __kasan_check_read+0x11/0x20 [ 426.505579][T23699] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 426.511323][T23699] do_filp_open+0x1a1/0x280 [ 426.515847][T23699] ? may_open_dev+0x100/0x100 [ 426.520545][T23699] ? lock_downgrade+0x920/0x920 [ 426.525408][T23699] ? rwlock_bug.part.0+0x90/0x90 [ 426.530363][T23699] ? __alloc_fd+0x35/0x620 [ 426.534788][T23699] ? __kasan_check_read+0x11/0x20 [ 426.539835][T23699] ? do_raw_spin_unlock+0x57/0x270 [ 426.544958][T23699] ? _raw_spin_unlock+0x2d/0x50 [ 426.549812][T23699] ? __alloc_fd+0x487/0x620 [ 426.554331][T23699] do_sys_open+0x3fe/0x5d0 [ 426.558752][T23699] ? filp_open+0x80/0x80 [ 426.563000][T23699] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 426.569095][T23699] __x64_sys_open+0x7e/0xc0 [ 426.573608][T23699] do_syscall_64+0xfa/0x760 [ 426.578123][T23699] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 426.584020][T23699] RIP: 0033:0x4137d1 [ 426.587919][T23699] 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 [ 426.607526][T23699] RSP: 002b:00007f3e5868a7a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 426.615954][T23699] RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00000000004137d1 10:09:50 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:50 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x89a1) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 426.623940][T23699] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f3e5868a850 [ 426.631920][T23699] RBP: 000000000075bf20 R08: 000000000000000f R09: 0000000000000000 [ 426.640075][T23699] R10: 0000000000000064 R11: 0000000000000293 R12: 00007f3e5868b6d4 [ 426.648054][T23699] R13: 00000000004c8d48 R14: 00000000004dfd38 R15: 0000000000000004 10:09:50 executing program 2: socket(0x1, 0x2, 0x0) r0 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x200000) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r2, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x9, 0x0, 0x0, 0x0, 0x0, 0x20000, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x5, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}, 0x0, 0x9}, r3, 0x20000000000, r1, 0x8) ioctl$DRM_IOCTL_AGP_ALLOC(r1, 0xc0206434, &(0x7f0000000040)={0x4, 0x0, 0x0, 0x7fffffff}) ioctl$DRM_IOCTL_AGP_FREE(r0, 0x40206435, &(0x7f0000000080)={0x79, r4, 0x0, 0x6}) r5 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) openat$full(0xffffffffffffff9c, &(0x7f0000000300)='/dev/full\x00', 0x1, 0x0) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r7 = socket$alg(0x26, 0x5, 0x0) bind$alg(r7, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r7, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r7, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r7, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r8, 0x20000000000, r6, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r6) r9 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r9, 0xab08) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) r10 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r11 = socket$alg(0x26, 0x5, 0x0) r12 = bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000240)={&(0x7f0000000740)=ANY=[@ANYBLOB="9feb010018000000000000003000000017000000030000000a00000f0000000000000c0500000006000000000000090100000006000000000000070000000000610000000000000000000018f3cef54c05fbce24c0446200bff75760bb1e6586a1c7c8c4763586ecc988592c3f71c89dfcc01e323fa2d078ab3e14208452cd742e"], &(0x7f0000000600)=""/181, 0x4b, 0xb5, 0x1}, 0x20) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000700)={0xffffffffffffff9c, 0xc0, &(0x7f0000000a00)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)=0x1ff, 0x0, 0x0, 0x0, &(0x7f0000000480)={0x0, 0x1}, 0x0, 0x0, &(0x7f0000000540)={0x4, 0x2, 0x9, 0x2}, &(0x7f0000000580)=0x6, 0x0, 0x0, 0x0, 0x0, &(0x7f00000006c0)=0x8}}, 0x10) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000b40)={r12, 0xb, &(0x7f0000000ac0)={&(0x7f0000000900)=""/167, 0xa7, r13}}, 0x13a) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000180)={r1, 0x10, &(0x7f0000000140)={&(0x7f0000000200)=""/243, 0xf3, r13}}, 0x10) bind$alg(r11, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r11, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r11, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r11, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r14, 0x20000000000, r10, 0x0) ioctl$TIOCSWINSZ(r10, 0x5414, &(0x7f00000000c0)={0x9, 0x1, 0xda7, 0xffffffffffffffff}) 10:09:50 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 426.720020][T23711] block nbd5: shutting down sockets 10:09:50 executing program 0 (fault-call:2 fault-nth:4): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 426.759646][T23711] block nbd5: shutting down sockets [ 426.776708][T23713] block nbd2: NBD_DISCONNECT 10:09:50 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab00) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:50 executing program 4: r0 = perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r1 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r1, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000040)=0x89f6) getpeername$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r1, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r3}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) r4 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000140)='/dev/cachefiles\x00', 0x90100, 0x0) r5 = syz_open_dev$dmmidi(&(0x7f0000000200)='/dev/dmmidi#\x00', 0x7, 0x202a178d4c2363af) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f0000000240)={0x2, 0x0, 0x0, 0x80000001}) ioctl$DRM_IOCTL_AGP_FREE(r5, 0x40206435, &(0x7f0000000280)={0x1000000000000, r6, 0x1, 0x9}) ioctl$PPPIOCSMRU1(r4, 0x40047452, &(0x7f00000001c0)=0x4) [ 426.909176][T23722] block nbd5: shutting down sockets [ 426.926954][T23724] FAULT_INJECTION: forcing a failure. [ 426.926954][T23724] name failslab, interval 1, probability 0, space 0, times 0 [ 426.943299][T23725] block nbd3: Device being setup by another task [ 426.965610][T23722] block nbd5: shutting down sockets [ 426.965794][T23693] block nbd3: shutting down sockets [ 426.991658][T23724] CPU: 0 PID: 23724 Comm: syz-executor.0 Not tainted 5.3.0-next-20190916 #0 [ 427.000364][T23724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 427.010406][T23724] Call Trace: [ 427.013706][T23724] dump_stack+0x172/0x1f0 [ 427.013724][T23724] should_fail.cold+0xa/0x15 [ 427.013739][T23724] ? fault_create_debugfs_attr+0x180/0x180 [ 427.013757][T23724] ? kernel_text_address+0x73/0xf0 [ 427.033642][T23724] ? ___might_sleep+0x163/0x2c0 [ 427.033658][T23724] __should_failslab+0x121/0x190 [ 427.033673][T23724] should_failslab+0x9/0x14 [ 427.033692][T23724] __kmalloc+0x2e0/0x770 [ 427.043446][T23724] ? tomoyo_realpath_from_path+0xcd/0x7b0 [ 427.043463][T23724] tomoyo_realpath_from_path+0xcd/0x7b0 [ 427.043478][T23724] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 427.043496][T23724] tomoyo_check_open_permission+0x2a8/0x3f0 [ 427.043510][T23724] ? tomoyo_path_number_perm+0x520/0x520 [ 427.043538][T23724] ? lock_downgrade+0x920/0x920 [ 427.086015][T23724] ? rwlock_bug.part.0+0x90/0x90 [ 427.090956][T23724] ? lockref_get+0x16/0x60 [ 427.095372][T23724] tomoyo_file_open+0xa9/0xd0 [ 427.100143][T23724] security_file_open+0x71/0x300 [ 427.105079][T23724] do_dentry_open+0x373/0x1250 [ 427.109861][T23724] ? match_exception_partial+0x242/0x2d0 [ 427.115518][T23724] ? chown_common+0x5c0/0x5c0 [ 427.120194][T23724] ? inode_permission+0xb4/0x560 [ 427.125139][T23724] vfs_open+0xa0/0xd0 [ 427.129119][T23724] path_openat+0x10e9/0x46d0 [ 427.133703][T23724] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 427.133715][T23724] ? kasan_slab_alloc+0xf/0x20 [ 427.133727][T23724] ? kmem_cache_alloc+0x121/0x710 [ 427.133738][T23724] ? getname_flags+0xd6/0x5b0 [ 427.133748][T23724] ? getname+0x1a/0x20 [ 427.133760][T23724] ? do_sys_open+0x2c9/0x5d0 [ 427.133778][T23724] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 427.167961][T23724] ? __alloc_pages_nodemask+0x579/0x900 [ 427.173511][T23724] ? cache_grow_end+0xa4/0x190 [ 427.178281][T23724] ? __kasan_check_read+0x11/0x20 [ 427.183305][T23724] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 427.189026][T23724] do_filp_open+0x1a1/0x280 [ 427.193528][T23724] ? may_open_dev+0x100/0x100 [ 427.198214][T23724] ? __kasan_check_read+0x11/0x20 [ 427.203243][T23724] ? do_raw_spin_unlock+0x57/0x270 [ 427.208357][T23724] ? _raw_spin_unlock+0x2d/0x50 [ 427.213209][T23724] ? __alloc_fd+0x487/0x620 [ 427.217721][T23724] do_sys_open+0x3fe/0x5d0 [ 427.222146][T23724] ? filp_open+0x80/0x80 [ 427.226396][T23724] ? switch_fpu_return+0x1fa/0x4f0 [ 427.231514][T23724] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 427.237602][T23724] __x64_sys_open+0x7e/0xc0 [ 427.242117][T23724] do_syscall_64+0xfa/0x760 [ 427.246629][T23724] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 427.252518][T23724] RIP: 0033:0x4137d1 10:09:51 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x127b) 10:09:51 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab01) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:51 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = geteuid() syz_mount_image$jfs(&(0x7f0000000000)='jfs\x00', &(0x7f0000000040)='./file0\x00', 0x6, 0x1, &(0x7f0000000100)=[{&(0x7f0000000080)="d98da1fc3e5e903d37f3e2634e3d82b4a0d9f61ce9aae475f75de6cf0263b66d73950ecd55534284e27acdb4d1d35a39cdf471bc753e7783992b1f01b7ea7b2fabc5e9f6ac67729445b56448009dc6", 0x4f, 0x7}], 0x80, &(0x7f0000000200)=ANY=[@ANYBLOB="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", @ANYRESDEC=r2, @ANYBLOB="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"]) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) syz_mount_image$vfat(&(0x7f0000000540)='vfat\x00', &(0x7f00000002c0)='./file0\x00', 0x800000000e004, 0x1, &(0x7f0000000140)=[{&(0x7f0000010000)="eb3c906d6b66732e666174000204010002000270fff8", 0x16}], 0x0, 0x0) r5 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0) fchdir(r5) r6 = open(&(0x7f00000001c0)='./bus\x00', 0x40042, 0x78) write$binfmt_aout(r6, &(0x7f0000000440)=ANY=[@ANYBLOB="5384919b821557d46a52149fbb605d7089f369ae5e1561006bbfd8098fbf08f3d8dc8c6ea137b790a2ae60fa84b00defa47b932e503ce75d6c7272d61e38b6c751279a82c0f78aad6596640abeada6df2cce4bdd77a22d2feb472ec6a4a407722d554e4ea2a0cff6dada699df9527929002e12f490260befe37c8264f7ef2fcba0663ba31c3ea65eb48f5301000000d6f07ed9f646e1ca6b6a51bde6b375f9484aa4aae65c3cdea2de7ca2268488338c36"], 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) unlink(&(0x7f0000000040)='./bus\x00') sendfile(r6, r6, &(0x7f0000000000), 0x8080fffffffe) mkdir(&(0x7f0000000740)='./file0\x00', 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x4, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r7, 0x20000000000, r3, 0x0) ioctl$KVM_DEASSIGN_DEV_IRQ(r3, 0x4040ae75, &(0x7f0000000140)={0x401, 0xc4f3, 0x6}) r8 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r8, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:51 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 427.256418][T23724] 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 [ 427.276157][T23724] RSP: 002b:00007f3e586697a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 427.284572][T23724] RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00000000004137d1 [ 427.292547][T23724] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f3e58669850 [ 427.300525][T23724] RBP: 000000000075bfc8 R08: 000000000000000f R09: 0000000000000000 [ 427.308501][T23724] R10: 0000000000000064 R11: 0000000000000293 R12: 00007f3e5866a6d4 [ 427.318511][T23724] R13: 00000000004c8d48 R14: 00000000004dfd38 R15: 0000000000000004 [ 427.341069][T23730] block nbd5: shutting down sockets [ 427.357989][T23730] block nbd5: shutting down sockets 10:09:51 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab02) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:51 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:51 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) r2 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000700)='memory.events\x00', 0x0, 0x0) getpeername$packet(r2, &(0x7f0000000740)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000780)=0x14) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r3}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) [ 427.393157][T23733] JFS: discard option not supported on device [ 427.416924][T23733] jfs: Unrecognized mount option "þ»šòpÔ[Semount-ro" or missing value [ 427.430395][T23724] ERROR: Out of memory at tomoyo_realpath_from_path. 10:09:51 executing program 0 (fault-call:2 fault-nth:5): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 427.534349][T23751] block nbd5: shutting down sockets [ 427.547335][T23745] block nbd5: shutting down sockets [ 427.570451][T23741] block nbd2: shutting down sockets 10:09:51 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100000, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) r3 = getpid() r4 = getpgrp(0x0) r5 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r5, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r7 = socket$alg(0x26, 0x5, 0x0) bind$alg(r7, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r7, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r7, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r7, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x8}, r8, 0x20000000000, r6, 0x2) r9 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r9, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) kcmp$KCMP_EPOLL_TFD(r3, r4, 0x7, r5, &(0x7f0000000040)={r6, r9, 0xfffffffffffffff9}) 10:09:51 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:51 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 427.670524][T23758] FAULT_INJECTION: forcing a failure. [ 427.670524][T23758] name failslab, interval 1, probability 0, space 0, times 0 10:09:51 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {r3, r4/1000+30000}, {}, 0x1, @canfd={{0x0, 0x400000000}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e5416ef1d3396649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b200"}}, 0x80}}, 0x0) [ 427.742578][T23761] block nbd5: shutting down sockets [ 427.756249][T23758] CPU: 1 PID: 23758 Comm: syz-executor.0 Not tainted 5.3.0-next-20190916 #0 [ 427.764944][T23758] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 427.774998][T23758] Call Trace: [ 427.778294][T23758] dump_stack+0x172/0x1f0 [ 427.782631][T23758] should_fail.cold+0xa/0x15 [ 427.787225][T23758] ? fault_create_debugfs_attr+0x180/0x180 [ 427.793040][T23758] ? ___might_sleep+0x163/0x2c0 [ 427.797898][T23758] __should_failslab+0x121/0x190 [ 427.802948][T23758] should_failslab+0x9/0x14 [ 427.807451][T23758] __kmalloc+0x2e0/0x770 [ 427.811700][T23758] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.818029][T23758] ? d_absolute_path+0x11b/0x170 [ 427.822970][T23758] ? __d_path+0x140/0x140 [ 427.827300][T23758] ? tomoyo_encode2.part.0+0xf5/0x400 [ 427.832679][T23758] tomoyo_encode2.part.0+0xf5/0x400 [ 427.837885][T23758] tomoyo_encode+0x2b/0x50 [ 427.842301][T23758] tomoyo_realpath_from_path+0x1d3/0x7b0 [ 427.847935][T23758] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 427.854191][T23758] tomoyo_check_open_permission+0x2a8/0x3f0 [ 427.860093][T23758] ? tomoyo_path_number_perm+0x520/0x520 [ 427.865729][T23758] ? debug_smp_processor_id+0x3c/0x214 [ 427.871210][T23758] ? __lockdep_free_key_range+0x120/0x120 [ 427.876935][T23758] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 427.883194][T23758] ? lock_downgrade+0x920/0x920 [ 427.888048][T23758] ? rwlock_bug.part.0+0x90/0x90 [ 427.892991][T23758] ? lockref_get+0x16/0x60 [ 427.897406][T23758] tomoyo_file_open+0xa9/0xd0 [ 427.902097][T23758] security_file_open+0x71/0x300 [ 427.907040][T23758] do_dentry_open+0x373/0x1250 [ 427.911803][T23758] ? match_exception_partial+0x242/0x2d0 [ 427.917442][T23758] ? chown_common+0x5c0/0x5c0 [ 427.922127][T23758] ? inode_permission+0xb4/0x560 [ 427.927076][T23758] vfs_open+0xa0/0xd0 [ 427.931057][T23758] path_openat+0x10e9/0x46d0 [ 427.935654][T23758] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 427.941460][T23758] ? kasan_slab_alloc+0xf/0x20 [ 427.946223][T23758] ? kmem_cache_alloc+0x121/0x710 [ 427.951246][T23758] ? getname_flags+0xd6/0x5b0 [ 427.955921][T23758] ? getname+0x1a/0x20 [ 427.959989][T23758] ? do_sys_open+0x2c9/0x5d0 [ 427.964590][T23758] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 427.969962][T23758] ? __lockdep_free_key_range+0x120/0x120 [ 427.975683][T23758] ? cache_grow_end+0xa4/0x190 [ 427.980451][T23758] ? __kasan_check_read+0x11/0x20 [ 427.985480][T23758] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 427.991201][T23758] do_filp_open+0x1a1/0x280 [ 427.995709][T23758] ? may_open_dev+0x100/0x100 [ 428.000389][T23758] ? __kasan_check_read+0x11/0x20 [ 428.005419][T23758] ? do_raw_spin_unlock+0x57/0x270 [ 428.010549][T23758] ? _raw_spin_unlock+0x2d/0x50 [ 428.015405][T23758] ? __alloc_fd+0x487/0x620 [ 428.019917][T23758] do_sys_open+0x3fe/0x5d0 [ 428.024345][T23758] ? filp_open+0x80/0x80 [ 428.028592][T23758] ? switch_fpu_return+0x1fa/0x4f0 [ 428.033707][T23758] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 428.039778][T23758] __x64_sys_open+0x7e/0xc0 [ 428.044287][T23758] do_syscall_64+0xfa/0x760 [ 428.048798][T23758] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 428.054690][T23758] RIP: 0033:0x4137d1 [ 428.058591][T23758] 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 [ 428.078195][T23758] RSP: 002b:00007f3e5868a7a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 428.086612][T23758] RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00000000004137d1 [ 428.094588][T23758] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f3e5868a850 [ 428.102563][T23758] RBP: 000000000075bf20 R08: 000000000000000f R09: 0000000000000000 [ 428.110534][T23758] R10: 0000000000000064 R11: 0000000000000293 R12: 00007f3e5868b6d4 [ 428.118509][T23758] R13: 00000000004c8d48 R14: 00000000004dfd38 R15: 0000000000000004 [ 428.209816][T23749] block nbd3: Device being setup by another task [ 428.228085][T23739] block nbd3: shutting down sockets 10:09:52 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x127c) 10:09:52 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r3, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r4 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r4, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r5 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB="5d3d3d385ed82e25c7ba4c8419288033b7765770982586b6825a2a73b29b852eeea2f41f9dd47fe12daaefdafcf4fa94f4d6a68e85fb3d9775b4b10bd53472b5ea7b084c7464729ab7c6f74815c944848f31002a08872b4e46e91e6a08", @ANYRESHEX=r5, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r6 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r6, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) ioctl$FIDEDUPERANGE(r3, 0xc0189436, &(0x7f0000000000)={0x4, 0x9, 0x5, 0x0, 0x0, [{r4, 0x0, 0x3c}, {0xffffffffffffffff, 0x0, 0x200}, {r5, 0x0, 0x6}, {r1, 0x0, 0x65d}, {r6, 0x0, 0x6}]}) 10:09:52 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab05) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:52 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:52 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000000000000, 0x434}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r2, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r3, 0x20000000000, r1, 0x0) r4 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r4, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r4, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r4, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) ioctl$sock_bt_cmtp_CMTPCONNADD(r1, 0x400443c8, &(0x7f0000000040)={r4, 0x9}) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000), 0x10, &(0x7f0000000400)={&(0x7f0000000200)=ANY=[@ANYBLOB="5d80d480ee4f082700000000008000fba179008f735063a22269", @ANYRES64=0x0, @ANYRES64=0x7530, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="00000000010000000000000000000000f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"], 0x80}}, 0x0) [ 428.254805][T23758] ERROR: Out of memory at tomoyo_realpath_from_path. [ 428.322926][T23777] block nbd5: shutting down sockets 10:09:52 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab06) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:52 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:52 executing program 0 (fault-call:2 fault-nth:6): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 428.357900][T23780] block nbd2: NBD_DISCONNECT [ 428.374996][T23780] block nbd2: Send disconnect failed -107 [ 428.389441][T23780] block nbd2: Disconnected due to user request. [ 428.397557][T23780] block nbd2: shutting down sockets 10:09:52 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) r3 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer\x00', 0x84040, 0x0) bind$packet(r3, &(0x7f0000000140)={0x11, 0x1c, r2, 0x1, 0x4, 0x6, @broadcast}, 0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:09:52 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab07) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 428.466298][T23796] block nbd2: shutting down sockets [ 428.474102][T23795] block nbd5: shutting down sockets [ 428.503150][T23795] block nbd5: shutting down sockets 10:09:52 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) r3 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x305040, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r3, 0xc08c5334, &(0x7f0000000040)={0x1, 0xfffffffffffffffd, 0x9, 'queue0\x00', 0x9e}) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r5 = socket$alg(0x26, 0x5, 0x0) bind$alg(r5, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r7 = socket$alg(0x26, 0x5, 0x0) bind$alg(r7, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r7, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r7, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r7, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r8, 0x20000000000, r6, 0x0) ioctl$EVIOCSABS0(r6, 0x401845c0, &(0x7f0000000480)={0x4, 0xffffffff, 0x100, 0x3, 0xffffffff, 0x9}) accept$alg(r5, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) r10 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r11 = socket$alg(0x26, 0x5, 0x0) bind$alg(r11, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r11, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r11, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r11, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r12, 0x20000000000, r10, 0x0) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r10, 0xc04064a0, &(0x7f0000000600)={&(0x7f00000004c0)=[0x0, 0x0, 0x0], &(0x7f0000000500)=[0x0, 0x0], &(0x7f0000000540)=[0x0, 0x0, 0x0, 0x0], &(0x7f0000000580)=[0x0, 0x0], 0x3, 0x2, 0x4, 0x2}) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r9, 0x20000000000, r4, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000400)={r4, 0xc0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000140)=0x10001, 0x0, 0x0, 0x0, &(0x7f0000000180)={0x7, 0x4}, 0x0, 0x0, &(0x7f0000000280)={0x2, 0xe, 0x40, 0x80000001}, &(0x7f00000002c0)=0x1, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300)=0x6}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000440)=r13, 0x4) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r14 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r14, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000100)=0x0) fcntl$setown(r14, 0x8, r15) [ 428.569178][T23806] block nbd5: shutting down sockets [ 428.586383][T23806] block nbd5: shutting down sockets 10:09:52 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 428.635813][T23809] block nbd2: NBD_DISCONNECT [ 428.645037][T23809] block nbd2: Send disconnect failed -107 [ 428.671576][T23811] block nbd5: NBD_DISCONNECT [ 428.676248][T23811] block nbd5: Send disconnect failed -107 [ 428.692090][T23809] block nbd2: Disconnected due to user request. [ 428.692636][T23811] block nbd5: Disconnected due to user request. [ 428.698364][T23809] block nbd2: shutting down sockets [ 428.709965][T23811] block nbd5: shutting down sockets [ 428.737159][T23811] block nbd5: NBD_DISCONNECT [ 428.741854][T23811] block nbd5: Send disconnect failed -107 [ 428.744360][T23812] block nbd2: NBD_DISCONNECT [ 428.748104][T23811] block nbd5: Disconnected due to user request. [ 428.758590][T23811] block nbd5: shutting down sockets [ 428.761537][T23812] block nbd2: Send disconnect failed -107 [ 428.779187][T23812] block nbd2: Disconnected due to user request. [ 428.791853][T23812] block nbd2: shutting down sockets 10:09:53 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x127d) 10:09:53 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:53 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f00000001c0)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:09:53 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:09:53 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab09) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:53 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 429.209380][T23813] block nbd3: Device being setup by another task [ 429.217753][T23787] block nbd3: shutting down sockets [ 429.288489][T23817] block nbd5: shutting down sockets [ 429.307344][T23817] block nbd5: shutting down sockets 10:09:53 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab0a) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 429.336621][T23821] block nbd2: NBD_DISCONNECT 10:09:53 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) r2 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vsock\x00', 0x440, 0x0) ioctl$SNDRV_CTL_IOCTL_PVERSION(r2, 0x80045500, &(0x7f0000000140)) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r3}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) r4 = syz_open_dev$vbi(&(0x7f00000001c0)='/dev/vbi#\x00', 0x1, 0x2) r5 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r5, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r5, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r5, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) getsockopt$inet_sctp_SCTP_GET_PEER_ADDR_INFO(r5, 0x84, 0xf, &(0x7f0000000200)={0x0, @in6={{0xa, 0x4e20, 0x2, @rand_addr="aaaef72c1db7a3892fa5c38139059378"}}, 0x200, 0x4, 0x1000, 0x7fffffff, 0x1000}, &(0x7f00000002c0)=0x98) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r4, 0x84, 0x9, &(0x7f0000000480)={r6, @in={{0x2, 0x4e20, @initdev={0xac, 0x1e, 0x0, 0x0}}}, 0x9, 0x200, 0x6, 0x84, 0x1}, &(0x7f0000000300)=0x98) 10:09:53 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 429.361639][T23821] block nbd2: Send disconnect failed -107 [ 429.371313][T23821] block nbd2: Disconnected due to user request. [ 429.385350][T23821] block nbd2: shutting down sockets 10:09:53 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='\\dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:09:53 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab10) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:53 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) r3 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x40000, 0x0) ioctl$HDIO_GETGEO(r3, 0x301, &(0x7f0000000040)) socket$rxrpc(0x21, 0x2, 0xa) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 429.423405][T23830] block nbd5: shutting down sockets [ 429.439783][T23830] block nbd5: shutting down sockets [ 429.459366][T23836] Unknown ioctl -2147199744 [ 429.562739][T23836] Unknown ioctl -2147199744 [ 429.577741][T23843] block nbd2: NBD_DISCONNECT [ 429.591368][T23843] block nbd2: Send disconnect failed -107 [ 429.614416][T23848] block nbd5: shutting down sockets [ 429.620256][T23843] block nbd2: Disconnected due to user request. [ 429.631602][T23843] block nbd2: shutting down sockets [ 429.649146][T23847] block nbd5: shutting down sockets 10:09:54 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x127e) 10:09:54 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:54 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/.ev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:09:54 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r1, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r1, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r1, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) ioctl$sock_kcm_SIOCKCMCLONE(0xffffffffffffffff, 0x89e2, &(0x7f0000000040)={r1}) getpeername$packet(r2, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0xfffffffffffffc69) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r3}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)=ANY=[@ANYBLOB="00000000020800"/16, @ANYRES64=0x0, @ANYRES64=0x7530, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="00000000010000000000000000000000f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"], 0x80}}, 0x0) 10:09:54 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000000)='\x00\x00P\x00', 0x0, 0x2000) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:54 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xae60) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 430.175278][T23852] block nbd3: Device being setup by another task [ 430.186091][T23827] block nbd3: shutting down sockets 10:09:54 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='//ev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 430.272095][T23860] block nbd5: shutting down sockets [ 430.290740][T23860] block nbd5: shutting down sockets 10:09:54 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:54 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) r5 = accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r6, 0x20000000000, r3, 0x0) ioctl$IMSETDEVNAME(r3, 0x80184947, &(0x7f0000000000)={0xb, 'syz0\x00'}) write$P9_RWSTAT(r3, &(0x7f0000000200)={0x7, 0x7f, 0x1}, 0x7) r7 = accept4(r5, &(0x7f0000000080)=@nl=@proc, &(0x7f0000000140)=0x80, 0x80000) setsockopt$inet6_IPV6_ADDRFORM(r7, 0x29, 0x1, &(0x7f0000000180), 0x4) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:54 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x400454ca) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:54 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/\\ev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:09:54 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x40049409) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 430.402142][T23876] block nbd5: shutting down sockets [ 430.409480][T23875] block nbd2: NBD_DISCONNECT [ 430.421574][T23875] block nbd2: Send disconnect failed -107 [ 430.427265][T23876] block nbd5: shutting down sockets [ 430.443166][T23875] block nbd2: Disconnected due to user request. [ 430.461945][T23875] block nbd2: shutting down sockets [ 430.498500][T23875] block nbd2: NBD_DISCONNECT [ 430.506761][T23887] block nbd5: shutting down sockets [ 430.510347][T23875] block nbd2: Send disconnect failed -107 [ 430.520291][T23885] block nbd2: Disconnected due to user request. [ 430.522196][T23887] block nbd5: shutting down sockets [ 430.535743][T23885] block nbd2: shutting down sockets 10:09:55 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x127f) 10:09:55 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) ioctl$BLKPBSZGET(0xffffffffffffffff, 0x127b, &(0x7f0000000040)) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f00000001c0)=ANY=[@ANYBLOB="000000000208000000000000000000001b64b56a283a876a3a103d845f29629289e87e1a8f1eea9c5d5c5b955b4ebc749de9fc2ba469575a26bd1a2ccb972eb14e42e45992ccd5d219e04ccce4f63d034ac083882d8179e4469de6bf53fc35e69046fb506e30aab70c37c708dbf613959b984f5c02ef03dfb2fd76a21157375e0096fed619246fa4e630f1290ea1d95ecd3aa105378b684f250000b372e7316b0520ab800a80d152d5103300496b675c4a212a7be4a6000000", @ANYRES64=0x0, @ANYRES64=0x7530, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="00000000010000000000000000000000f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"], 0x80}}, 0x0) 10:09:55 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x40081271) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:55 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x20000) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:55 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:55 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/d%v/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 431.115377][T23889] block nbd3: Device being setup by another task [ 431.126251][T23867] block nbd3: shutting down sockets 10:09:55 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x40101283) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 431.212141][T23893] block nbd5: shutting down sockets [ 431.213983][T23897] block nbd2: NBD_DISCONNECT [ 431.233643][T23897] block nbd2: Send disconnect failed -107 [ 431.234033][T23893] block nbd5: shutting down sockets [ 431.247815][T23897] block nbd2: Disconnected due to user request. [ 431.270182][T23897] block nbd2: shutting down sockets 10:09:55 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/d\\v/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:09:55 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:55 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$sock_SIOCBRADDBR(r0, 0x89a0, &(0x7f0000000500)='bridge_slave_0\x00') ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) r6 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000540)='/dev/dlm_plock\x00', 0x80, 0x0) getsockopt$inet6_IPV6_XFRM_POLICY(r6, 0x29, 0x23, &(0x7f0000000580)={{{@in6=@ipv4={[], [], @loopback}, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@broadcast}, 0x0, @in=@empty}}, &(0x7f0000000380)=0xffffffffffffff76) syz_mount_image$vfat(&(0x7f0000000000)='vfat\x00', &(0x7f0000000040)='./file0\x00', 0x8000, 0x3, &(0x7f0000000200)=[{&(0x7f0000000080)="c35c5c953364f0be4325b652e0a19c8d9b785b18d306d8663766874b3ad59322d5834e0bce87a4e7ea8ac80097661fbc0ad747be8596fbf46f298135a60a0a2d0a4953004fa6d0665fdcb06a065915f2c01f098b591c0a33a3a3be147e2ffd590e41867d23f0", 0x66, 0x9}, {&(0x7f0000000100)="36a3add6493b039fee2494eb0e08b1c4600539c8fdb9ded01ced54164174e5534cd046cf3acb621b", 0x28, 0x2b6}, {&(0x7f0000000140)="e4890269b7f54a7bac48c95c6926b371643477c1348fd53ad89960d67adf608caaa33afea18144f35102d1a6a7335b9be6a7eadcee370a007107f4b87393fb4753102a33a66639494634ca75c6d65aeea33c3f391eac1e15ae396d6de8839fc5dc", 0x61, 0x3ff}], 0x2810001, &(0x7f00000003c0)=ANY=[@ANYBLOB='utf8=1,allJw_utime=00000000000000000000002,utf8=0,shortname=lower,uni_xlate=1,uni_xlate=0,shortname=winnt,shortname=lower,shortname=mixed,pcr=00000000000000000031,dont_hash,subj_user=*}/ppp1mime_type^wlan0mime_type{$,subj_type=/dev/nbd#\x00,euid>', @ANYRESDEC=r7, @ANYBLOB=',\x00']) [ 431.373543][T23911] block nbd5: shutting down sockets 10:09:55 executing program 4: socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000040)) perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:09:55 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x401070c9) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 431.431237][T23911] block nbd5: shutting down sockets [ 431.506000][T23921] block nbd5: shutting down sockets [ 431.522465][T23920] block nbd2: NBD_DISCONNECT [ 431.529837][T23921] block nbd5: shutting down sockets [ 431.541837][T23920] block nbd2: Send disconnect failed -107 [ 431.554761][T23920] block nbd2: Disconnected due to user request. [ 431.561102][T23920] block nbd2: shutting down sockets [ 431.593629][T23920] FAT-fs (loop2): Unrecognized mount option "allJw_utime=00000000000000000000002" or missing value [ 431.668695][T23920] block nbd2: NBD_DISCONNECT [ 431.675428][T23920] block nbd2: Send disconnect failed -107 [ 431.681306][T23926] block nbd2: Disconnected due to user request. [ 431.689349][T23926] block nbd2: shutting down sockets [ 431.700850][T23926] FAT-fs (loop2): Unrecognized mount option "allJw_utime=00000000000000000000002" or missing value 10:09:56 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x2405) 10:09:56 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x401070ca) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:56 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:56 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/de\\/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:09:56 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000040)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:09:56 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x145800) ioctl$NBD_CLEAR_SOCK(r1, 0xab08) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r4, 0x20000000000, r2, 0x0) setsockopt$bt_l2cap_L2CAP_LM(r2, 0x6, 0x3, &(0x7f0000000000)=0x40, 0x4) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 432.043360][T23910] block nbd3: Device being setup by another task [ 432.054642][T23901] block nbd3: shutting down sockets 10:09:56 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x401070cd) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:56 executing program 2: r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vcs\x00', 0x101002, 0x0) ioctl$KVM_GET_CLOCK(r0, 0x8030ae7c, &(0x7f00000000c0)) r1 = socket(0x1, 0x2, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) r3 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x4000, 0x0) r4 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r4, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) fsetxattr$trusted_overlay_upper(r4, &(0x7f0000000100)='trusted.overlay.upper\x00', &(0x7f0000000300)=ANY=[@ANYBLOB="00fbbc02fffc3cd0f137c736553de5c5c8460793cbe16dae65a270649c296076ad8ce375c5278487e6dccab8a4109db0e903938e30276aa7cccb881a0851a256d7feeb2a66949cfbbde39f0b5499c3c94e8972f0f76bee0f2705e992588be338d7d9add33fbcfe7fba02f31ec3a406d30ab46f0a3945667fb6e375d4fd7bfd8268833e1aa080c7bb865668c77754d6b75838da224e6d616f2c84cd0ec371406acc1753c38f1b6651aa4f93573c43d74810b80b09459ccf31565ce981504c04f00af5c7cb1c79d2c9e5bf50ad27ada8e8be53"], 0xbc, 0x3) setsockopt$sock_attach_bpf(r1, 0x1, 0x32, &(0x7f0000000040)=r3, 0x4) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab08) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) ioctl$KVM_KVMCLOCK_CTRL(r0, 0xaead) [ 432.143543][T23936] block nbd5: shutting down sockets [ 432.144403][T23935] block nbd2: NBD_DISCONNECT [ 432.170966][T23936] block nbd5: shutting down sockets 10:09:56 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev\\input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:09:56 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:56 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x401870c8) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 432.288488][T23951] block nbd5: shutting down sockets [ 432.294322][T23949] block nbd2: NBD_DISCONNECT [ 432.298931][T23949] block nbd2: Send disconnect failed -107 [ 432.313996][T23951] block nbd5: shutting down sockets 10:09:56 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) r3 = msgget(0x1, 0xb) msgctl$IPC_INFO(r3, 0x3, &(0x7f0000000000)=""/126) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 432.342048][T23949] block nbd2: Disconnected due to user request. [ 432.348486][T23949] block nbd2: shutting down sockets [ 432.365914][T23958] block nbd2: shutting down sockets [ 432.419640][T23961] block nbd5: shutting down sockets [ 432.450062][T23961] block nbd5: shutting down sockets [ 432.480724][T23964] block nbd2: NBD_DISCONNECT [ 432.488264][T23964] block nbd2: Send disconnect failed -107 [ 432.495393][T23964] block nbd2: Disconnected due to user request. [ 432.504521][T23964] block nbd2: shutting down sockets 10:09:57 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x4c01) 10:09:57 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/%nput/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:09:57 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xfffffffffffffffc, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000000), 0x10, &(0x7f0000000400)={&(0x7f0000000380)=ANY=[@ANYBLOB="00000400000000000000510000000000", @ANYRES64=0x0, @ANYRES64=0x7530, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="00000000010000000000000000000000f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"], 0x80}}, 0x0) 10:09:57 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x401870cb) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:57 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:57 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x101000) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r4, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) fcntl$addseals(r4, 0x409, 0x2) r5 = socket$alg(0x26, 0x5, 0x0) r6 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r6, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r6, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r6, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) ioctl$sock_SIOCDELDLCI(r6, 0x8981, &(0x7f00000000c0)={'sit0\x00', 0x3f}) bind$alg(r5, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r5, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x3f, 0x7, 0x0, 0x0, 0x0, 0x80000001, 0x0, 0xfffffffffffffffa, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x4001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r7, 0x20000000000, r3, 0x0) ioctl$NBD_SET_SIZE(r3, 0xab02, 0x800000000000000) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 433.008180][T23967] block nbd3: Device being setup by another task [ 433.016264][T23945] block nbd3: shutting down sockets 10:09:57 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r1 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r1, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) dup3(r0, r1, 0xc0000) r2 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r2, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r2, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r4}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) [ 433.098948][T23972] block nbd5: shutting down sockets [ 433.109478][T23973] block nbd2: NBD_DISCONNECT [ 433.135096][T23973] block nbd2: Send disconnect failed -107 10:09:57 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:57 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x401870cc) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 433.145621][T23972] block nbd5: shutting down sockets [ 433.167225][T23973] block nbd2: Disconnected due to user request. [ 433.183386][T23973] block nbd2: shutting down sockets 10:09:57 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/.nput/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:09:57 executing program 2: r0 = socket(0x11, 0xa, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x10082) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 433.250253][T23994] block nbd5: shutting down sockets [ 433.287897][T23994] block nbd5: shutting down sockets 10:09:57 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) fsconfig$FSCONFIG_SET_FD(r0, 0x5, &(0x7f0000000040)='%nodevself\x00', 0x0, r0) [ 433.369047][T24001] block nbd2: shutting down sockets 10:09:57 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x5402) 10:09:57 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x4020940d) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:57 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:57 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev//nput/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:09:57 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x150) ioctl$KVM_SET_TSC_KHZ(r4, 0xaea2, 0x9) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r2, 0x0) r6 = syz_open_dev$mice(&(0x7f0000000040)='/dev/input/mice\x00', 0x0, 0xefe6b1985d3316ca) ioctl$KVM_IOEVENTFD(r2, 0x4040ae79, &(0x7f0000000080)={0xd000, &(0x7f0000000000), 0x0, r6, 0x4}) r7 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r7, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:57 executing program 4: mount$9p_rdma(&(0x7f0000000040)='127.0.0.1\x00', &(0x7f0000000140)='./file0\x00', &(0x7f00000001c0)='9p\x00', 0x3, &(0x7f0000000200)=ANY=[@ANYBLOB='trans=rdma,port=0x0000000000000001,rq=0x0000000000000000,rq0x000000000000=0x0000000000000004,msize=0x0000000000000008,sq=0x0000000000000006,timeout=0x0000000000000008,timeout=0x0000000000000007,sq=0x0000000000000009,func=MODULE_CHECK,fsname=:]]eth0^}.keyring,rootcontext=staff_u,audit,audit,dont_appraise,\x00\x00\x00\x00\x00\x00\x00\x00']) perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$mouse(&(0x7f0000000480)='/dev/input/mouse#\x00', 0x6, 0x200000) ioctl$sock_bt_cmtp_CMTPGETCONNLIST(r0, 0x800443d2, &(0x7f0000000500)={0x2, &(0x7f00000004c0)=[{}, {}]}) r1 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r1, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r1, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r3}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) [ 433.919525][T23992] block nbd3: Device being setup by another task [ 433.931164][T23980] block nbd3: shutting down sockets [ 434.007876][T24010] block nbd5: shutting down sockets 10:09:58 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x80041284) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:58 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/\\nput/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 434.030635][T24010] block nbd5: shutting down sockets [ 434.035320][T24014] block nbd2: shutting down sockets 10:09:58 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)=ANY=[@ANYBLOB="00000000020800"/16, @ANYRES64=0x0, @ANYRES64=0x7530, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="00000000010000000000000000000000f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45a68ccd668649df967ef1d4eaf55225a9751cd75030000000000000056b29c9425e03f28df"], 0x80}}, 0x0) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000040)='/dev/btrfs-control\x00', 0x100001, 0x0) ioctl$KVM_GET_DIRTY_LOG(r3, 0x4010ae42, &(0x7f0000000140)={0x10002, 0x0, &(0x7f0000ffd000/0x3000)=nil}) 10:09:58 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x80041285) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:58 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 434.123975][T24027] block nbd5: shutting down sockets [ 434.136339][T24027] block nbd5: shutting down sockets [ 434.154952][T24032] block nbd2: shutting down sockets 10:09:58 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x800454d2) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 434.202618][T24036] block nbd5: shutting down sockets [ 434.213169][T24035] block nbd5: shutting down sockets [ 434.289943][T24043] block nbd5: shutting down sockets [ 434.316455][T24043] block nbd5: shutting down sockets 10:09:58 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x5404) 10:09:58 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0xc0200) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:58 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/i\\put/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:09:58 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) r2 = semget(0x2, 0x4, 0x420) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequenser2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) r5 = socket$isdn_base(0x22, 0x3, 0x0) ioctl$FS_IOC_SETVERSION(r5, 0x40087602, &(0x7f0000000140)=0xd4) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r6, 0x20000000000, r3, 0x0) connect$can_bcm(r3, &(0x7f0000000040), 0x10) semctl$GETALL(r2, 0x0, 0xd, &(0x7f00000001c0)=""/164) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r7}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:09:58 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:58 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x80081270) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 434.866886][T24033] block nbd3: Device being setup by another task [ 434.878365][T24021] block nbd3: shutting down sockets [ 434.968041][T24051] block nbd5: shutting down sockets [ 434.982831][T24054] block nbd2: NBD_DISCONNECT [ 434.987467][T24054] block nbd2: Send disconnect failed -107 [ 435.003087][T24051] block nbd5: shutting down sockets 10:09:59 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/in\\ut/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:09:59 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:59 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x80081272) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:59 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$SNDRV_CTL_IOCTL_POWER_STATE(r3, 0x800455d1, &(0x7f0000000000)) [ 435.029277][T24054] block nbd2: Disconnected due to user request. [ 435.035613][T24054] block nbd2: shutting down sockets [ 435.062240][T24045] block nbd2: shutting down sockets 10:09:59 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xfffffffffffffffd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) ioctl$VIDIOC_ENUMOUTPUT(r0, 0xc0485630, &(0x7f00000001c0)={0x57, "231f11ee6c215c638b3b55760c34373c4c8e53bb04aed6c28861b08eee10492e", 0x3, 0x200, 0x3, 0x200000, 0x2}) r3 = socket$can_bcm(0x1d, 0x2, 0x2) openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dlm_plock\x00', 0x0, 0x0) connect$can_bcm(r3, &(0x7f0000001ff0), 0x10) getpeername$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r3, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r4}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x20b, 0x0, {0x0, 0x7530}, {}, {0x0, 0x0, 0x0, 0x1}, 0x1, @canfd={{0x200000000000}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:09:59 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x80086301) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 435.114347][T24070] block nbd5: shutting down sockets [ 435.123580][T24070] block nbd5: shutting down sockets [ 435.154945][T24072] block nbd2: NBD_DISCONNECT [ 435.170298][T24072] block nbd2: Send disconnect failed -107 [ 435.187869][T24072] block nbd2: Disconnected due to user request. [ 435.197694][T24072] block nbd2: shutting down sockets [ 435.222095][T24078] block nbd5: shutting down sockets [ 435.239068][T24078] block nbd5: shutting down sockets [ 435.255152][T24079] block nbd2: shutting down sockets 10:09:59 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x5406) 10:09:59 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:09:59 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/inp\\t/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:09:59 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xc0045878) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:59 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) pwrite64(r1, &(0x7f0000000000)="14cf23016589317b7d7d8285e8246a5125e573484a39368594fe70f3fbf03c9c8dc337326bad3ec3d881143aafe5694361b04734f110", 0x36, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:09:59 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r4, 0x20000000000, r2, 0x0) getsockname$netlink(r2, &(0x7f0000000040), &(0x7f0000000140)=0xc) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r5}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) [ 435.794019][T24083] block nbd3: Device being setup by another task [ 435.804644][T24058] block nbd3: shutting down sockets 10:09:59 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 435.888288][T24094] block nbd5: shutting down sockets [ 435.894105][T24091] block nbd2: NBD_DISCONNECT [ 435.916700][T24091] block nbd2: Send disconnect failed -107 [ 435.928550][T24091] block nbd2: Disconnected due to user request. 10:09:59 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/inpu\\/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:09:59 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xc0045878) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 435.929068][T24094] block nbd5: shutting down sockets [ 435.951593][T24091] block nbd2: shutting down sockets 10:10:00 executing program 2: lsetxattr$trusted_overlay_upper(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='trusted.overlay.upper\x00', &(0x7f0000000080)={0x0, 0xfb, 0x22, 0x1, 0x7, "e95fd832b5647a1cafbf7d8dbca5fc3c", "5d78b179ea24bc96d8cee8c37f"}, 0x22, 0x1) r0 = socket(0x1, 0x2, 0x0) r1 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/dlm-monitor\x00', 0x400002, 0x0) ioctl$SIOCGIFHWADDR(r1, 0x8927, &(0x7f0000000100)) r2 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab08) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 435.988512][T24101] block nbd2: shutting down sockets [ 436.002726][T24106] block nbd5: shutting down sockets 10:10:00 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xc0101282) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:00 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) [ 436.132912][T24115] block nbd2: NBD_DISCONNECT [ 436.147507][T24116] block nbd5: shutting down sockets [ 436.179179][T24116] block nbd5: shutting down sockets [ 436.192000][T24115] block nbd2: Send disconnect failed -107 [ 436.201640][T24119] block nbd2: Disconnected due to user request. [ 436.212979][T24119] block nbd2: shutting down sockets [ 436.246526][T24119] block nbd2: shutting down sockets 10:10:00 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x541b) 10:10:00 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:00 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xc0189436) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:00 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input\\mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:00 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x400, 0x0, 0x0, 0xd7e3, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x20, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, r5, 0x20000000000, r3, 0x0) openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000)='/\x00', 0xa0121, 0x0) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r7 = socket$alg(0x26, 0x5, 0x0) bind$alg(r7, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r7, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r7, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r7, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r8, 0x20000000000, r6, 0x0) syz_open_dev$sndpcmc(&(0x7f0000000040)='/dev/snd/pcmC#D#c\x00', 0xffff, 0x40) r9 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r10 = socket$alg(0x26, 0x5, 0x0) bind$alg(r10, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r10, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r10, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r10, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x11, 0x0, 0x0, 0x0, 0x100, 0x7, 0x8000000000, 0x0, 0x0, 0x200, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x1000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}, 0x0, 0xfffffffffffffffd}, r11, 0x20000000000, r9, 0x0) r12 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r13 = socket$alg(0x26, 0x5, 0x0) bind$alg(r13, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r13, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r13, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r13, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r14, 0x20000000000, r12, 0x0) r15 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r16 = socket$alg(0x26, 0x5, 0x0) bind$alg(r16, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r16, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r16, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r16, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r17, 0x20000000000, r15, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 10:10:00 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000240)='/proc/self/net/pfkey\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(0xffffffffffffffff, 0x84, 0x70, &(0x7f0000000280)={0x0, @in={{0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, [0xffffffffffffffce, 0xfa, 0xffff, 0xed2, 0x1, 0x23c0, 0x22c, 0x4, 0x8001, 0x80000001, 0x3, 0x8001, 0x3f8, 0x8000, 0x400]}, &(0x7f0000000480)=0x100) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(r1, 0x84, 0x71, &(0x7f00000004c0)={r2, 0x5}, 0x8) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) getpeername$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r0, 0x80045300, &(0x7f0000000040)) r5 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r6 = socket$alg(0x26, 0x5, 0x0) bind$alg(r6, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r6, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r6, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r6, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r7, 0x20000000000, r5, 0x0) ioctl$IMSETDEVNAME(r5, 0x80184947, &(0x7f0000000140)={0xe9a, 'syz1\x00'}) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r4}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)=ANY=[@ANYBLOB="00000000020800"/16, @ANYRES64=0x0, @ANYRES64=0x7530, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="00001a000100000000000077f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd6beaff6df67ef1d4eaf2d7dee9651cd751c4bbcbba0810000000000003babf9fd82"], 0x80}}, 0x0) [ 436.709943][T24123] block nbd3: Device being setup by another task [ 436.718148][T24097] block nbd3: shutting down sockets 10:10:00 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:00 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xc020660b) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:00 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/.ouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 436.816558][T24132] block nbd5: shutting down sockets [ 436.832182][T24129] block nbd2: NBD_DISCONNECT [ 436.836828][T24129] block nbd2: Send disconnect failed -107 [ 436.845733][T24132] block nbd5: shutting down sockets [ 436.896702][T24129] block nbd2: Disconnected due to user request. [ 436.914717][T24129] block nbd2: shutting down sockets 10:10:00 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r2, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r3, 0x20000000000, r1, 0x0) ioctl$VIDIOC_SUBDEV_G_DV_TIMINGS(r1, 0xc0845658, &(0x7f00000001c0)={0x5f879b98c1046f34, @bt={0x0, 0x7, 0x1, 0x1, 0x6, 0x1000, 0x5, 0x0, 0xfffffffffffffffa, 0x401, 0x3, 0x8d1b, 0x3, 0x4fa6, 0x4, 0x30}}) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r5}, 0x10, &(0x7f0000000400)={&(0x7f0000000480)=ANY=[@ANYBLOB="00000000020800"/16, @ANYRES64=0x0, @ANYRES64=0x7530, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="00000000010000000000000000000000f4c34d7ff78677f9610e54160c1ecd965a12fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a1751cd751c4bbcbbe7a58dd556b29c9425e03f28dfcdb1848b33ac05f95b85d987932059ab826248b106182513ef9b8ace1f9a8879718286f595cceb878f1938a6be542667d0e6c952d0c67add77896705d4a3bbee6a7800"], 0x80}}, 0x0) [ 436.945856][T24147] block nbd5: shutting down sockets 10:10:00 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xc0481273) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:01 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = dup(r1) ioctl$TIOCMGET(r2, 0x5415, &(0x7f0000000000)) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r3 = getpid() r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r5 = socket$alg(0x26, 0x5, 0x0) bind$alg(r5, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000940)="0a0743cc05e381e5b3b60ced5c54dbb701deceee6fdfaea94303f106676b9f3c5d1fdc093b4947123de71eb38721afae239d00000000000052251d31dd6f6b826e981b970a911b48c1c4da100bfc0702a8feef5255e67e234ef4bb0eca9595b7173032c5ad72abd440c60ea9d3e50683a0b9a9473e306566b1c7e0da6a812b2540", 0x7) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) r7 = perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r6, 0x20000000000, r4, 0x0) r8 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r9 = socket$alg(0x26, 0x5, 0x0) bind$alg(r9, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r9, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r9, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r9, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r10, 0x20000000000, r8, 0x0) r11 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r12 = socket$alg(0x26, 0x5, 0x0) bind$alg(r12, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) accept$alg(r12, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r12, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r13, 0x20000000000, r11, 0x0) ioctl$TIOCGSID(r11, 0x5429, &(0x7f0000000540)=0x0) r15 = geteuid() r16 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r16, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r17 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r17, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r18 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r18, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB="fdcba76494fbc34e580c047ab3937369ab95e190fdcf", @ANYRESDEC=0x0]) r19 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r19, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r20 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r20, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r21 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000600)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r21, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB="2c67726f75705f69643d81bfd1d7479709fb66949c5091375126c71b29783fa878a78df0899b0f8255b2e371c72d3babc817ec4c32a01b75aa1bf3b60ed0fc8174fb7891d300b8febeeb2786c657e81dda26a5daf5a9c0c7fe910aa38e9a167ab2146643aaec0dba1b77602e815b41adf1b8688b658795fc7a6603f9d44fa679e612154460550e5163a291d1db95a283ce884eae6b90c796f16077c4b89c4255710fa76ba5a6b6bdff04a076a39ad199b0a1bb196b9644abf7c9e58dca04312ca0e7", @ANYRESDEC=0x0]) r22 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000bc0)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r22, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB="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", @ANYRESDEC=0x0]) r23 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r23, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r24 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r24, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) sendmsg$nl_netfilter(r4, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYPTR64=&(0x7f0000000a80)=ANY=[@ANYRESOCT=r16, @ANYPTR=&(0x7f0000000180)=ANY=[@ANYRESHEX=r4, @ANYRESHEX=r18, @ANYRES16, @ANYRES64=r15], @ANYPTR64=&(0x7f0000000a00)=ANY=[@ANYRES64=r20, @ANYRES64=r21, @ANYRESHEX=r3, @ANYRESOCT=r7, @ANYRESHEX=r22], @ANYBLOB="5dd1f77d18baf49d5024f2cbfb4ffaa966af85dbbcc964b0473aad6a367ce78c92ceb59feb39adb65a7844891730e363acd85db855da54a5d7597f083bba567812aef28d252a23fb456a90048bf0549c59f0dea7205d5025132e25e3235bdcc22f48f89044b1eeb3b52c5df75dececad0c63552796fb272577cce5f14bd0c58dad65c13c71036b8949ed745a015452b1f7547ae4a2d8c0018c1cd93ffd77e6aa683eed84332929a37c8c4e25e4359a62a63e17285f2828e2438632d21d2d736f5239b24b320306", @ANYRES16=r23, @ANYRESHEX=r24, @ANYRESDEC], @ANYRES32=r3, @ANYBLOB="14bfdda0ca0023fa85d5bfd23885bac39364722df9bf389fee6c594898540a0c232e513d8bc0e0267ddd76f23507e2b4848385c89ddbcd3efad8aeda5b3b308ce957f6656f75016b37c0b7199fd70e6331530499b410733b53abd9c16caf8154a0de70148ef5e5231cde29a3ceb7fe583c7059b27edf4c51934b1fb86794cdfcdafffaee790db52859f865bec9189a1d6a829f45eeda75751d9d75fefaca577ad5f34c1215c4d794c02bcbc35da11c93d30f7cd97032c873528f8bc2e4b3cd8fcf379df742cdd6560dae31b9b108005f00", @ANYRES32=r14, @ANYBLOB='\b\x00o\x00*\x00\x00\x00\b\x00\v\x00', @ANYRES32=r15, @ANYBLOB="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"], 0x2c0}, 0x1, 0x0, 0x0, 0x80000}, 0x7ab33cbd63527910) r25 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r25, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 437.106179][T24157] block nbd5: shutting down sockets [ 437.135213][T24157] block nbd5: shutting down sockets [ 437.160983][T24159] block nbd2: NBD_DISCONNECT [ 437.171616][T24159] block nbd2: Send disconnect failed -107 [ 437.178537][T24159] block nbd2: Disconnected due to user request. [ 437.185389][T24159] block nbd2: shutting down sockets [ 437.209575][T24161] block nbd2: shutting down sockets 10:10:01 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input//ouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:01 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:01 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0xffffffffffffffff, &(0x7f0000000140)={0xd7, 0x2, 0x0, 0x0, 0x5, 0x0, 0xfffffffffffffffc}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ptmx\x00', 0x804, 0x0) r4 = socket$inet(0x2, 0x80000, 0x0) bind$inet(r4, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) eventfd(0x73) sendto$inet(r4, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r0, 0x84, 0x12, &(0x7f0000000240)=0x800, 0x4) sendto$inet(r4, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) setsockopt$SO_ATTACH_FILTER(r4, 0x1, 0x1a, &(0x7f0000000100)={0x6, &(0x7f00000000c0)=[{0xfffffffffffffeff, 0xffff, 0x1, 0x7ff}, {0x7f, 0x76000000000, 0x5, 0x100}, {0x7c7, 0x9, 0x9, 0xffffffff}, {0x26f176a7, 0xfffffffffffff801, 0x0, 0x5}, {0x3, 0xd59, 0xd28d, 0x1}, {0x81, 0x8000, 0x3, 0x6}]}, 0x10) r5 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000180)='/proc/capi/capi20\x00', 0x800, 0x0) write$FUSE_INTERRUPT(r5, &(0x7f0000000200)={0x10, 0x0, 0x4}, 0x10) ioctl$TIOCGSID(r3, 0x5429, &(0x7f0000000080)) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:01 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x5421) 10:10:01 executing program 4: r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:10:01 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x503) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$TIOCGRS485(r3, 0x542e, &(0x7f0000000100)) r6 = openat$vicodec1(0xffffffffffffff9c, &(0x7f0000000040)='/dev/video37\x00', 0x2, 0x0) ioctl$VIDIOC_QUERYBUF(r6, 0xc0585609, &(0x7f0000000080)={0x3, 0xb, 0x4, 0x80000000, {}, {0x5, 0x2, 0x3, 0x3, 0x5100, 0xed1, "2de16b56"}, 0x2, 0x1, @offset=0x5, 0x4}) [ 437.660057][T24150] block nbd3: Device being setup by another task [ 437.669313][T24137] block nbd3: shutting down sockets 10:10:01 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0xfffffffffffffc39, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd1b, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, @perf_config_ext={0x200, 0x945e}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) r3 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) r4 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r4, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r4, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r6}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000040)={'vcan0\x00', r6}) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000480)=ANY=[@ANYBLOB="00000000020800"/16, @ANYRES64=0x0, @ANYRES64=0x7530, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="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"], 0x80}}, 0x0) 10:10:01 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 437.765909][T24170] block nbd2: NBD_DISCONNECT [ 437.785599][T24170] block nbd2: Send disconnect failed -107 [ 437.795021][T24170] block nbd2: Disconnected due to user request. [ 437.807428][T24170] block nbd2: shutting down sockets [ 437.843932][T24183] block nbd2: shutting down sockets [ 437.860860][T24168] block nbd5: shutting down sockets 10:10:01 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) openat$userio(0xffffffffffffff9c, &(0x7f0000000080)='/dev/userio\x00', 0x435021, 0x0) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) r6 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r6, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) write$FUSE_WRITE(r6, &(0x7f00000000c0)={0x18, 0x2f, 0x6, {0x9a9}}, 0x18) r7 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x100, 0x0) ioctl$VHOST_NET_SET_BACKEND(r3, 0x4008af30, &(0x7f0000000040)={0x1, r7}) 10:10:01 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x0, 0x0) r3 = open(&(0x7f0000000140)='./file0\x00', 0x20102, 0x29) r4 = socket$inet_sctp(0x2, 0x5, 0x84) r5 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r4, 0x84, 0x7b, &(0x7f0000000000)={r6}, &(0x7f0000000040)=0x8) r7 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r8 = socket$alg(0x26, 0x5, 0x0) bind$alg(r8, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r8, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r8, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r8, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r9, 0x20000000000, r7, 0x0) ioctl$EVIOCGABS2F(r7, 0x8018456f, &(0x7f0000000480)=""/4096) getsockopt$inet_sctp6_SCTP_RTOINFO(r3, 0x84, 0x0, &(0x7f00000001c0)={r6, 0x40, 0x1, 0x3}, &(0x7f0000000200)=0x10) [ 437.926283][T24190] block nbd5: shutting down sockets 10:10:01 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/\\ouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:01 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5, 0x0, 0x0, 0x2}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) socket$inet6_dccp(0xa, 0x6, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, &(0x7f0000000080)={0x4, &(0x7f0000000000)=[{0x8000, 0x3, 0x100000001, 0x7ff}, {0xfc, 0xfb26, 0xc624, 0x7}, {0x80000000, 0x7, 0x6, 0x3f800000000000}, {0x9, 0x4, 0x3, 0x7}]}, 0x10) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff}) ioctl$NBD_DISCONNECT(r6, 0xab08) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$KVM_SET_DEVICE_ATTR(r3, 0x4018aee1, &(0x7f0000000100)={0x0, 0xffffffffffff8001, 0x4, &(0x7f00000000c0)=0x2fcd}) [ 437.985937][T24200] block nbd2: NBD_DISCONNECT [ 437.995477][T24200] block nbd2: Send disconnect failed -107 [ 438.027880][T24200] block nbd2: Disconnected due to user request. [ 438.044428][T24200] block nbd2: shutting down sockets [ 438.059126][T24208] block nbd5: shutting down sockets 10:10:02 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 438.075237][T24210] block nbd2: NBD_DISCONNECT [ 438.083842][T24210] block nbd2: Send disconnect failed -107 10:10:02 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/m\\use#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:02 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) ioctl$EVIOCSKEYCODE(r0, 0x40084504, &(0x7f0000000000)=[0x100, 0x6]) r3 = socket(0x1, 0x2, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) r5 = syz_open_dev$ndb(0x0, 0x0, 0x89042) ioctl$NBD_CLEAR_SOCK(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) [ 438.137239][T24200] block nbd2: Disconnected due to user request. [ 438.174379][T24200] block nbd2: shutting down sockets [ 438.278256][T24222] block nbd5: shutting down sockets 10:10:02 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x5450) 10:10:02 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r3, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r3, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r3, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) recvmmsg(r3, &(0x7f0000001e40)=[{{&(0x7f00000001c0)=@alg, 0x80, &(0x7f0000001480)=[{&(0x7f0000000240)=""/77, 0x4d}, {0xfffffffffffffffd}, {&(0x7f00000002c0)=""/76, 0x4c}, {&(0x7f0000000480)=""/4096, 0x1000}, {&(0x7f0000000040)=""/57, 0x39}], 0x5, &(0x7f0000001500)=""/165, 0xa5}, 0x8000}, {{&(0x7f00000015c0)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @empty}}}, 0x80, &(0x7f0000000140)=[{&(0x7f0000002000)=""/4096, 0x1000}], 0x1, &(0x7f0000001640)=""/235, 0xeb}, 0x7}, {{0x0, 0x0, &(0x7f0000001d00)=[{&(0x7f0000001740)=""/229, 0xe5}, {&(0x7f0000001840)=""/77, 0x4d}, {&(0x7f00000018c0)=""/148, 0x94}, {&(0x7f0000001980)=""/49, 0x31}, {&(0x7f00000019c0)=""/21, 0x15}, {&(0x7f0000001a00)=""/34, 0x22}, {&(0x7f0000001a40)=""/166, 0xa6}, {&(0x7f0000001b00)=""/179, 0xb3}, {&(0x7f0000001bc0)=""/75, 0x4b}, {&(0x7f0000001c40)=""/179, 0xb3}], 0xa, &(0x7f0000001dc0)=""/117, 0x75}, 0x4}], 0x3, 0x40, 0x0) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:10:02 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:02 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$TIOCGETD(r3, 0x5424, &(0x7f0000000000)) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:02 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:02 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mo\\se#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 438.611472][T24225] block nbd3: Device being setup by another task [ 438.619988][T24178] block nbd3: shutting down sockets [ 438.704382][T24232] block nbd2: shutting down sockets 10:10:02 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:02 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mou#e#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 438.757880][T24242] block nbd2: shutting down sockets [ 438.766283][T24241] block nbd5: shutting down sockets 10:10:02 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x80) ioctl$ASHMEM_GET_SIZE(r2, 0x7704, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:02 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) connect$x25(r0, &(0x7f0000000000)={0x9, @null=' \x00'}, 0x12) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x202680) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) removexattr(&(0x7f0000000080)='./file0\x00', &(0x7f0000000100)=ANY=[@ANYBLOB="6f73322e2020202020202020202020202020200019beddb10a6016e8a366272ea873195ec7b2"]) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) timer_create(0x2, &(0x7f0000000140)={0x0, 0x38, 0x66bf96c7569a2979, @thr={&(0x7f00000000c0)="e9a680896da8824e3496b5b398e4bf7ccdae", &(0x7f00000002c0)="ef6a91d55a2604b8b0513a9a64fb36db9c661e6f224f43bcf19a09481a60ffd88be3ef8fe1d75013ca79db2aa44a9b68ee9d7175009226b7f0a37f48f362351e94e2ffe533d07bf3ce147881ae9bd4b174576e1a0e227e6bd9c60076026a5bfdab17e301a97acb3e8339c2f8c1848a0227b16d4b2015474b8d38704a9112bba175d716ef28c596033cca05bd15834fbd5bd7463ae265a10c403b0b6813d17e3aae2c5aad0b75a4fe60fad332738bb176709be468b7d9e1d6a7c5c4d2294ed751853210e3fde12b9f057bae274c260447c66a8700ba81b9de6f312f0f9cf83e903702821bdf123f61418ffd85a488f97b01ea7d"}}, &(0x7f0000000180)=0x0) timer_settime(r3, 0x1, &(0x7f0000000200)={{0x0, 0x1c9c380}}, &(0x7f0000000240)) 10:10:02 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:02 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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_genetlink_get_family_id$tipc(&(0x7f0000000040)='TIPC\x00') r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {0x0, 0x0, 0x7fffffff}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140)='/dev/ubi_ctrl\x00', 0x40000, 0x0) ioctl$VIDIOC_DBG_G_CHIP_INFO(r3, 0xc0c85666, &(0x7f00000001c0)={{0x3, @addr=0x4}, "7bfdeff6ef81a0b99f443acdaddb0734dee8df43178166458920847e4c26f8a4", 0x2}) [ 438.902144][T24257] block nbd2: shutting down sockets [ 439.015124][T24266] block nbd2: shutting down sockets 10:10:03 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x5451) 10:10:03 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:03 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mou%e#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:03 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:03 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r1, 0x84, 0x7b, &(0x7f0000000000)={r3}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp_SCTP_MAXSEG(r0, 0x84, 0xd, &(0x7f0000000180)=@assoc_value={r3, 0x1f}, &(0x7f0000000200)=0x8) r4 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r0) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab08) r6 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000240)='/dev/dsp\x00', 0x1, 0x0) ioctl$KVM_HYPERV_EVENTFD(0xffffffffffffffff, 0x4018aebd, &(0x7f0000000280)={0x3, r6}) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) r7 = syz_open_dev$radio(&(0x7f0000000000)='/dev/radio#\x00', 0x2, 0x2) setsockopt$inet_group_source_req(r7, 0x0, 0x2f, &(0x7f0000000040)={0x7f, {{0x2, 0x4e20, @local}}, {{0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x1c}}}}, 0x108) 10:10:03 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) getpeername$packet(0xffffffffffffffff, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r1}, 0x10, &(0x7f0000000400)={&(0x7f00000001c0)=ANY=[@ANYBLOB="0000210000000000000000b313e9faffffff000000070000", @ANYRES64=0x0, @ANYRES64=0x7530, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="00000000010000000000000000000000f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"], 0x80}}, 0x0) [ 439.544781][T24268] block nbd3: Device being setup by another task [ 439.553843][T24240] block nbd3: shutting down sockets 10:10:03 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r3}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) ioctl$VIDIOC_QUERY_DV_TIMINGS(r2, 0x80845663, &(0x7f00000001c0)={0x0, @reserved}) 10:10:03 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 439.634254][T24275] block nbd2: NBD_DISCONNECT [ 439.647789][T24275] block nbd2: Send disconnect failed -107 [ 439.662152][T24275] block nbd2: Disconnected due to user request. [ 439.668518][T24275] block nbd2: shutting down sockets [ 439.674374][T24285] block nbd5: shutting down sockets 10:10:03 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) syz_open_dev$ndb(&(0x7f0000000100)='/dev/nbd#\x00', 0x0, 0xc21000) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='\xac\x1b\x80Y/nbdO\x00', 0x0, 0x488240) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) syz_extract_tcp_res(&(0x7f0000000140), 0x7e, 0x6) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0xc669, 0x800) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT(r3, 0x404c534a, &(0x7f0000000080)={0x1, 0x7, 0x5}) [ 439.719670][T24275] block nbd2: NBD_DISCONNECT [ 439.730139][T24275] block nbd2: Send disconnect failed -107 [ 439.745404][T24294] block nbd2: Disconnected due to user request. [ 439.761748][T24294] block nbd2: shutting down sockets 10:10:03 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mou*e#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:03 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) r6 = perf_event_open(&(0x7f000025c000)={0x400000001, 0x70, 0x2005, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r7 = perf_event_open(&(0x7f000001d000)={0x1, 0x3f0, 0x0, 0x0, 0x0, 0x0, 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, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x0, 0x11, r7, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r6, 0x2405, r7) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0xc}, r5, 0x20000000000, r6, 0x0) ioctl$EVIOCGID(r3, 0x80084502, &(0x7f0000000000)) 10:10:03 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) r5 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r5, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r5, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r5, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) r6 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r6, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r6, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r6, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) r7 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r7, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r7, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r7, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) r8 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r8, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r8, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r8, &(0x7f0000000240)="c8b227308e0c94f2351f121985dc7e986f66786248949e22b7bcdcb79d3e60bec7aef11dae3b2974469a9a8bf9a40e882403ee197d779a6ae9dd45a6880a432d2faafa0a89424b56a9514104d5a7fb2ad41af838a64cdb6330771f3d953559ad86f15389e29ce8b4513fcf02c0d5cb7209bb4cc02a5b6cf569e75a6f4186805f3e11738548ed", 0x86, 0x241, 0x0, 0x0) r9 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r9, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r9, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r9, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) r10 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r10, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r10, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r10, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r10, 0x8904, &(0x7f0000000200)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0xd8, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r11, 0x20000000000, r3, 0x0) ioctl$SIOCRSSCAUSE(r3, 0x89e1, &(0x7f0000000000)=0x2) [ 439.886812][T24308] block nbd2: NBD_DISCONNECT [ 439.891544][T24308] block nbd2: Send disconnect failed -107 [ 439.898263][T24308] block nbd2: Disconnected due to user request. [ 439.908015][T24308] block nbd2: shutting down sockets [ 439.913923][T24310] block nbd5: shutting down sockets [ 439.995621][T24310] block nbd5: shutting down sockets 10:10:04 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x5452) 10:10:04 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfff}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) r1 = socket$caif_stream(0x25, 0x1, 0x2) ioctl$sock_netdev_private(r1, 0x89fe, &(0x7f0000000040)="d6d9750e25b3fa637cf82852e28ae5483068a7b702ee74b2d38c293171ad896802b4cf3f374600") socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) getpeername$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) ioctl$sock_inet_SIOCGIFNETMASK(r3, 0x891b, &(0x7f00000001c0)={'bcsh0\x00', {0x2, 0x4e21, @rand_addr=0x1}}) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r4}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:10:04 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mou+e#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:04 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:04 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) bind$alg(0xffffffffffffffff, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(0xffffffffffffffff, 0x0, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r3, 0x20000000000, r2, 0x0) ioctl$SIOCRSGL2CALL(r2, 0x89e5, &(0x7f0000000180)=@netrom) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r4 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r4, 0xab08) r5 = openat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x80, 0x0) ioctl$ASHMEM_SET_SIZE(r5, 0x40087703, 0x80) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r7 = socket$alg(0x26, 0x5, 0x0) bind$alg(r7, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r7, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r7, 0x0, 0x0) r8 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r9 = socket$alg(0x26, 0x5, 0x0) bind$alg(r9, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r9, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r9, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r9, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r10, 0x20000000000, r8, 0x0) ioctl$TIOCMBIC(r8, 0x5417, &(0x7f0000000200)=0x7ff) ioctl$sock_SIOCGPGRP(r7, 0x8904, &(0x7f00000001c0)=0x0) r12 = syz_open_dev$usbmon(&(0x7f0000000140)='/dev/usbmon#\x00', 0x40, 0x40a00) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r11, 0x20000000000, r12, 0x0) ioctl$UDMABUF_CREATE(r6, 0x40187542, &(0x7f00000000c0)={r5, 0x0, 0x800, 0x8000}) r13 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000040)='/dev/cachefiles\x00', 0x802, 0x0) r14 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dlm_plock\x00', 0x301002, 0x0) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r13, 0x2405, r14) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:04 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) ioctl$GIO_UNISCRNMAP(r0, 0x4b69, &(0x7f0000000080)=""/215) r3 = socket(0x1, 0x2, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) [ 440.445529][T24314] block nbd3: Device being setup by another task [ 440.454579][T24283] block nbd3: shutting down sockets [ 440.533678][T24318] block nbd2: NBD_DISCONNECT [ 440.538330][T24318] block nbd2: Send disconnect failed -107 [ 440.555327][T24318] block nbd2: Disconnected due to user request. [ 440.562560][T24318] block nbd2: shutting down sockets 10:10:04 executing program 5: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) fsetxattr(0xffffffffffffffff, &(0x7f0000000080)=@random={'os2.', '\x00'}, &(0x7f00000000c0)='ecb-twofish-3way\x00', 0x11, 0x1) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) prlimit64(r2, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r3 = socket(0x1, 0x2, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000001c0)='/d\xc7;bS\xea\xe5Q&', 0x0, 0x1) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) [ 440.579141][T24333] block nbd5: shutting down sockets [ 440.596563][T24336] block nbd2: shutting down sockets 10:10:04 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:04 executing program 2: socket(0x10, 0x6, 0xaf9) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/\a\x00\x00\x000bd#\x00', 0x0, 0x0) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r1, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r1, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r1, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) recvmmsg(r1, &(0x7f0000004a40)=[{{&(0x7f0000000000)=@in6={0xa, 0x0, 0x0, @mcast1}, 0x80, &(0x7f00000000c0)=[{&(0x7f0000000080)=""/10, 0xa}], 0x1}, 0x100000000}, {{&(0x7f0000000100)=@pppoe={0x18, 0x0, {0x0, @link_local}}, 0x80, &(0x7f0000000400)=[{&(0x7f0000000180)=""/35, 0x23}, {&(0x7f0000000200)=""/139, 0x8b}, {&(0x7f00000002c0)=""/8, 0x8}, {&(0x7f0000000300)=""/253, 0xfd}], 0x4, &(0x7f0000000440)=""/197, 0xc5}, 0x401}, {{&(0x7f0000000540)=@l2, 0x80, &(0x7f00000006c0)=[{&(0x7f00000005c0)=""/223, 0xdf}], 0x1}, 0x6}, {{&(0x7f0000000700)=@nfc, 0x80, &(0x7f0000001940)=[{&(0x7f0000000780)=""/146, 0x92}, {&(0x7f0000000840)=""/108, 0x6c}, {&(0x7f00000008c0)=""/8, 0x8}, {&(0x7f0000000900)=""/4096, 0x1000}, {&(0x7f0000001900)=""/33, 0x21}], 0x5}, 0x400}, {{&(0x7f00000019c0)=@tipc=@name, 0x80, &(0x7f0000001c00)=[{&(0x7f0000001a40)=""/110, 0x6e}, {&(0x7f0000001ac0)=""/31, 0x1f}, {&(0x7f0000001b00)=""/6, 0x6}, {&(0x7f0000001b40)=""/186, 0xba}], 0x4, &(0x7f0000001c40)=""/238, 0xee}, 0x3}, {{&(0x7f0000001d40)=@sco, 0x80, &(0x7f00000031c0)=[{&(0x7f0000001dc0)=""/12, 0xc}, {&(0x7f0000001e00)=""/218, 0xda}, {&(0x7f0000001f00)=""/243, 0xf3}, {&(0x7f0000002000)=""/92, 0x5c}, {&(0x7f0000002080)=""/87, 0x57}, {&(0x7f0000002100)=""/98, 0x62}, {&(0x7f0000002180)=""/61, 0x3d}, {&(0x7f00000021c0)=""/4096, 0x1000}], 0x8, &(0x7f0000003240)=""/75, 0x4b}, 0x1}, {{&(0x7f00000032c0)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @loopback}}}, 0x80, &(0x7f0000004440)=[{&(0x7f0000003340)=""/155, 0x9b}, {&(0x7f0000003400)=""/4096, 0x1000}, {&(0x7f0000004400)=""/54, 0x36}], 0x3, &(0x7f0000004480)}, 0x81}, {{&(0x7f00000044c0)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @initdev}}}, 0x80, &(0x7f0000004680)=[{&(0x7f0000004540)=""/56, 0x38}, {&(0x7f0000004580)=""/50, 0x32}, {&(0x7f00000045c0)=""/147, 0x93}], 0x3}, 0x2}, {{&(0x7f00000046c0)=@pppoe={0x18, 0x0, {0x0, @broadcast}}, 0x80, &(0x7f0000004980)=[{&(0x7f0000004740)=""/84, 0x54}, {&(0x7f00000047c0)=""/98, 0x62}, {&(0x7f0000004840)=""/45, 0x2d}, {&(0x7f0000004880)=""/231, 0xe7}], 0x4, &(0x7f00000049c0)=""/101, 0x65}, 0x7f8}], 0x9, 0x40022040, 0x0) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r6 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r6, 0xab08) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) write$rfkill(r3, &(0x7f0000004480)={0x29f9, 0x6, 0x1, 0x1, 0x1}, 0x8) 10:10:04 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mou-e#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:04 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x8000) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0xf6fc3ab2e62a79f4) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:04 executing program 2: r0 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x80040) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = accept4$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x0, 0x0, @mcast1}, &(0x7f00000002c0)=0xffffffffffffff59, 0x7fffc) write$binfmt_script(r1, &(0x7f00000005c0)=ANY=[@ANYBLOB="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"], 0x16c) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) r3 = getpid() fstat(r1, &(0x7f00000007c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) r6 = getgid() r7 = geteuid() sendmsg$unix(r2, &(0x7f0000000900)={&(0x7f00000004c0)=@file={0x1, './file1\x00'}, 0x6e, &(0x7f0000000580)=[{&(0x7f0000000540)="efbb199fe00f5f941bdcd2d6265d79a9d01bb1aa5cba72bc3f0ac47a9a6da9c07ed17323502a", 0x26}, {&(0x7f0000000740)="223ce1a683c50db856b3f5a8023f65749b7b8c6c5d0cb7fc7a825022dd9d8285e5b0e7ef362c12c465fb09bb90aba9a1c042fb19679a68b55d7041bb6e85229ea7a1ad7bf9b1938d85419527fc4dd7d81fcf2977fe4db6a08de556549bd61b50b68b6783da84cabd3ad46f77d0e9f22124183924", 0x74}], 0x2, &(0x7f0000000840)=[@cred={{0x1c, 0x1, 0x2, {r3, r7, r5}}}, @cred={{0x1c, 0x1, 0x2, {r3, r4, r6}}}, @rights={{0x18, 0x1, 0x1, [r1, r1]}}, @rights={{0x30, 0x1, 0x1, [r1, r1, r1, r1, r1, r1, r1, r1]}}, @rights={{0x28, 0x1, 0x1, [r1, r1, r1, r1, r1, r1]}}], 0xb0, 0x40010}, 0x8000) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000100)={{{@in6=@dev, @in6=@loopback, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in=@multicast2}, 0x0, @in6=@mcast1}}, &(0x7f0000000200)=0xe8) mount$9p_xen(&(0x7f0000000040)='ppp1@\x00', &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='9p\x00', 0x400, &(0x7f0000000240)={'trans=xen,', {[{@cache_fscache='cache=fscache'}, {@dfltgid={'dfltgid', 0x3d, r6}}, {@version_u='version=9p2000.u'}, {@uname={'uname', 0x3d, 'self#%self'}}, {@afid={'afid', 0x3d, 0x8000}}, {@cache_loose='cache=loose'}, {@msize={'msize', 0x3d, 0x3ff}}, {@uname={'uname', 0x3d, '-cgroup{vboxnet0-/ GPL\xd1mime_typeem1'}}, {@cache_loose='cache=loose'}], [{@euid_lt={'euid<', r8}}]}}) r9 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r9, 0xab08) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) [ 440.812344][T24361] block nbd5: shutting down sockets [ 440.826160][T24362] block nbd2: NBD_DISCONNECT 10:10:05 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x5457) 10:10:05 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mou.e#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:05 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:05 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$int_in(r2, 0x5421, &(0x7f0000000000)=0x1ff) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) fsetxattr$trusted_overlay_opaque(0xffffffffffffffff, &(0x7f0000000080)='trusted.overlay.opaque\x00', &(0x7f00000000c0)='y\x00', 0x2, 0x3) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) 10:10:05 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = openat$uhid(0xffffffffffffff9c, &(0x7f0000000000)='/dev/uhid\x00', 0x2, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab08) connect$rxrpc(r1, &(0x7f0000000040)=@in6={0x21, 0x3, 0x2, 0x1c, {0xa, 0x4e21, 0x4, @loopback, 0x7}}, 0x24) prctl$PR_GET_FP_MODE(0x2e) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 10:10:05 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000240)='/dev/dlm_plock\x00', 0x200, 0x0) getpeername$packet(r3, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0xf) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r4}, 0x10, &(0x7f0000000400)={&(0x7f00000004c0)=ANY=[@ANYBLOB="00000000020800"/16, @ANYRES64=0x0, @ANYRES64=0x7530, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="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"], 0x80}}, 0x0) r5 = fcntl$dupfd(r1, 0x0, r2) setsockopt$SO_VM_SOCKETS_BUFFER_MIN_SIZE(r5, 0x28, 0x1, &(0x7f0000000100)=0x1, 0x8) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r7 = socket$alg(0x26, 0x5, 0x0) bind$alg(r7, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r7, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r7, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r7, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r8, 0x20000000000, r6, 0x0) getsockopt$inet_sctp6_SCTP_RECVNXTINFO(r6, 0x84, 0x21, &(0x7f0000000280), &(0x7f00000002c0)=0x4) accept4$netrom(r5, &(0x7f00000001c0)={{0x3, @default}, [@null, @rose, @rose, @default, @default, @bcast, @netrom, @bcast]}, &(0x7f0000000040)=0x48, 0x0) [ 441.350477][T24365] block nbd3: Device being setup by another task [ 441.359240][T24327] block nbd3: shutting down sockets 10:10:05 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:05 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mou0e#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 441.445998][T24372] block nbd2: NBD_DISCONNECT [ 441.458337][T24372] block nbd2: Send disconnect failed -107 [ 441.473925][T24372] block nbd2: Disconnected due to user request. [ 441.488929][T24372] block nbd2: shutting down sockets [ 441.523042][T24386] block nbd2: shutting down sockets 10:10:05 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) socket$rds(0x15, 0x5, 0x0) 10:10:05 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:05 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x0, 0x0) ioctl$VIDIOC_SUBDEV_ENUM_DV_TIMINGS(r2, 0xc0945662, &(0x7f00000001c0)={0x9, 0x0, [], {0x0, @reserved}}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r3}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) [ 441.628823][T24397] block nbd2: NBD_DISCONNECT [ 441.635564][T24397] block nbd2: Send disconnect failed -107 [ 441.644326][T24397] block nbd2: Disconnected due to user request. [ 441.650724][T24397] block nbd2: shutting down sockets 10:10:05 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouXe#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 441.676939][T24402] block nbd2: NBD_DISCONNECT [ 441.683714][T24402] block nbd2: Send disconnect failed -107 [ 441.691134][T24397] block nbd2: Disconnected due to user request. [ 441.700067][T24397] block nbd2: shutting down sockets [ 442.237187][T24383] block nbd5: Device being setup by another task [ 442.246134][T24375] block nbd5: shutting down sockets 10:10:06 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x5460) 10:10:06 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) setsockopt$inet_icmp_ICMP_FILTER(r2, 0x1, 0x1, &(0x7f0000000000)={0x20}, 0x4) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl(r3, 0x2, &(0x7f0000000200)="c10c77994aea45d63af0879cd87f4dfcfd51a8bd72e018952ee49b25832b09a29cfa7b495429c4d60446cb800f6e8a64d6f524d8f863c91f69eb02e4e11af8f083e5c05ad9fe58f0ef4f3490547fa524c1f4a86295475a058282e7256f75e611376069cce7586892177648d0ee6fee47d87be13f3a0e08f07a6b786e86c71963232ddf757f4c0e7a6f1d0fc9f3e42e8db39fe73085730f62802d64a878c0d0bfb98c38f8640754300e8064007cff0133207a72eb597ab866a86d8d77e199c1d62d2ef8c12d9b2e") ioctl$NBD_CLEAR_SOCK(r3, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:06 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:06 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mou\\e#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:06 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$can_bcm(0x1d, 0x2, 0x2) setsockopt$CAIFSO_REQ_PARAM(0xffffffffffffffff, 0x116, 0x80, &(0x7f00000001c0)="10c548a9ed971248dde66fc40e00db7f85ff3b6b9b899aba98c840f31a0c7da561b1dba456ad7640b52ab2b9bb7dbff64336434a2a661ed93934288b27e7df896f2324d8c611ccbb153bd466481c91b0dcc3c66782ba7b35c56ed50afdfae8c22305bf6e4fca57ac9eda0b52cfb759d5096ce495192bc811fac27c61a53308c94783f697a98192b4960abfdf6d88e6c43ac2055588fe981fb928bcccc285990c17b86cda3b62c6d2f15ad10c13a6e62308f3291e0564ca65adfc26bc1faf27db91e70cd4969da359441a98deba9c24ee55bafc519b6d0abb5203b098daa1fed7cf31855c0ad61e518cee67386a7d77fc32", 0xf1) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:10:06 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5, 0x100, 0x0, 0x2000}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) r4 = syz_open_dev$usb(&(0x7f0000000080)='/dev/bus/usb/00#/00#\x00', 0x6, 0x80000) r5 = socket$inet_sctp(0x2, 0x5, 0x84) r6 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r6, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f00000002c0)={0x3, 0x0, 0x2, r4}) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r5, 0x84, 0x7b, &(0x7f0000000000)={r7}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000140)={r7, 0x30, &(0x7f00000000c0)=[@in={0x2, 0x4e23, @empty}, @in={0x2, 0x4e22, @local}, @in={0x2, 0x4e20, @multicast2}]}, &(0x7f0000000180)=0x10) r9 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r10 = socket$alg(0x26, 0x5, 0x0) bind$alg(r10, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r10, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r10, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r10, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r11, 0x20000000000, r9, 0x0) r12 = openat(r9, &(0x7f0000000300)='./file0\x00', 0x22900, 0x2) getsockopt$bt_l2cap_L2CAP_OPTIONS(r12, 0x6, 0x1, &(0x7f0000000340), &(0x7f0000000380)=0xc) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r4, 0x84, 0x73, &(0x7f0000000200)={r8, 0x7, 0x10, 0xc977, 0x80}, &(0x7f0000000240)=0x18) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r13, 0x20000000000, r2, 0x0) sched_setattr(r13, &(0x7f0000000000)={0x30, 0x0, 0x0, 0x8, 0xfffffffffffffff7, 0x3, 0x26a, 0x7fff}, 0xacd80cc646028321) r14 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r14, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 442.298617][T24408] block nbd3: Device being setup by another task [ 442.309727][T24382] block nbd3: shutting down sockets [ 442.406988][T24413] block nbd5: shutting down sockets 10:10:06 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:06 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$TUNSETLINK(r3, 0x400454cd, 0x108) [ 442.427827][T24417] block nbd2: NBD_DISCONNECT [ 442.441639][T24417] block nbd2: Send disconnect failed -107 [ 442.462575][T24417] block nbd2: Disconnected due to user request. [ 442.490331][T24417] block nbd2: shutting down sockets [ 442.516985][T24409] block nbd2: shutting down sockets 10:10:06 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r2, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r3, 0x20000000000, r1, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r4, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r4, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r6}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) r7 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r8 = socket$alg(0x26, 0x5, 0x0) r9 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r10 = socket$alg(0x26, 0x5, 0x0) bind$alg(r10, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r10, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r10, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r10, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r11, 0x20000000000, r9, 0x0) getsockopt$inet6_mreq(r9, 0x29, 0x3, &(0x7f0000005240)={@remote}, &(0x7f0000005280)=0x14) bind$alg(r8, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r8, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r8, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r8, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r12, 0x20000000000, r7, 0x0) r13 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r14 = socket$alg(0x26, 0x5, 0x0) bind$alg(r14, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r14, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r14, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r14, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r15, 0x20000000000, r13, 0x0) accept$packet(r13, &(0x7f0000006640)={0x11, 0x0, 0x0}, &(0x7f0000006680)=0xffffffffffffffdc) sendmmsg$inet6(r1, &(0x7f000000a600)=[{{&(0x7f0000000040)={0xa, 0x4e23, 0x6, @local, 0x7c8}, 0x1c, &(0x7f0000000140)=[{&(0x7f0000000480)="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0x1000}, {&(0x7f00000001c0)="ab039b72f4113a093a04f2049e377d298f62883577bc9575a7d15082f7d159745e2efbeea0bd6e72e0b308ed07d6b5c5db478543f4bb654bd349e9221296c47741f35bd2542a91393c94cfa04caff2fd2e2c19a747", 0x55}], 0x2, 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0x1000}, {&(0x7f0000009dc0)="570994afecd1dbf06b5684dad6f9fd35369878cbb689573080778774de6c21d95a74dd856840", 0x26}, {&(0x7f0000009e00)="b61f67c8e2ef0dc2a7f652a39f445a03ec64b27537d85b7dfbd27f4b5cec69d5a5bd77033660174cdcaca6a9c4963ab04f5bb457a45ac043c5dcf67d703df13064a2d24cf9fd6376a40c666aaa", 0x4d}, {&(0x7f0000009e80)="ebda01705ff109f550688bdc0f32bbee4339bf481766b18e55a0c305299bf3fabab211c660f5129c62a36af0da3f030771ac110c22a61c95b15f6ef660504cf419a2cb555a7d110232454e2842b919215febf5162028a4103f394ff2c42e63072bb57c76a361bd09612376a54b1d1a35abc32fd802e84cce62a301305220a27819b196e2f786d9bd7c311b12d500b76634a8ca37336bc6dbfcdaf1ede0a43f2b956315526aa6c5812fc44b5d9c8195a82cbd885e5fbd976c8d07079f90cfefabc785fca55d2f5fc254aac5d5a0dc33725d0e2701d603c88e8d447d76e8cb4c64f142925d7ef524a7707d3c94e77218c8ecda01e164f62e38", 0xf8}], 0x9, &(0x7f000000a040)=[@hoplimit={{0x14, 0x29, 0x34, 0x8}}, @rthdr_2292={{0x58, 0x29, 0x39, {0x2, 0x8, 0x1, 0x100000000, 0x0, [@dev={0xfe, 0x80, [], 0xc}, @ipv4={[], [], @multicast2}, @rand_addr="cee201f14e465246012df12411d880b5", @rand_addr="1943873e241db1f106b6e0e5f3b934b1"]}}}, @hoplimit={{0x14, 0x29, 0x34, 0x376dd51e}}], 0x88}}, {{&(0x7f000000a100)={0xa, 0x4e22, 0x2, @mcast1, 0x6}, 0x1c, &(0x7f000000a540)=[{&(0x7f000000a140)="1145f658ce47f5223d2050c2006f60b404f31a0e84112c9c8eaa4d6731a91de7e1875df856933f78def917c15c741ce4f8933c460164c6e10f9f33542111ad034a3aa9f49457fc", 0x47}, {&(0x7f000000a1c0)="8926e403e3ad5079932cb9a73f38a7d5559f498a648a84d097b0b50efa1ceaa25f82bdd0005a4685c6e48a5413ebbfd494eba2fd5ad2233d304e51d837a2e9cb198b5ab32bbd1f3c34c5eb18f2904f60b86e023e50a31698058aa15c00c253e31180296e9ba1ee13faf69c0b1132d6cdbb4333fa590085581966d4c9258cd345e5375265922ff2a8d7b6ba4b88cf11a1417c3ed9874c1b1a9a212ef8e74588c6062eaef439722186766938e95fe842c5c72afdd4d3a679eee78f063a0dbae3600e9f273015a4e7d54b1ff3c241b0d54ee7b0b8130bc2586ee3f54e87199d48a0b7700d4d3fcf474f7dbe49a287581aa94e723f6e774e2a47bc7e00", 0xfb}, {&(0x7f000000a2c0)="cd05b6537dc521ed3c9a2c6d23f85e2777af712c88a10d45d1c71fde4ad4ddebfbd7ad5787", 0x25}, {&(0x7f000000a300)="2d8501e9d1588714cd81855708968e7c8c62989ce441bb4794890cc75768d957ac142a11f29104cc06fe1d843220345a816a9ad04780c01f4dd7bf172b99aadeaa1d3896599007c8484f896eaf8931f04cb3e99bd2d07d6e41fdce9246fc89e64402ce0232212e17cf65a2642c760c03ac2f3cbe28d31375a91282a5736c129ae9652e03d53b2b638d25006708a8ecfaca79de27777e5b7a2e4e2167050287ac7583d648dfed4fdb9ce5515ce67a7617d1d8f95cf774772e9aad3201f43f5230df0960e9ab2f", 0xc6}, {&(0x7f000000a400)="7d514832dc625fda05028726460a4cafe5b51a50957fda5aaa1b3b9d77c526ea55c634dbcc0c323232f2fbb5191b9c48c771729ce8561138ebd5a3f076706b96493fde01a47d3a4d8b7e577d10d0650de543e1cb257b87", 0x57}, {&(0x7f000000a480)="9900aa23cbe7c7dd2dd9046b24915509bf68ef5336c88f24028715ce85d41596547886b868f4a27608a290232eaf41ceeda554adf26aa8d2473fb0e47775129773f0e6bb3c43d6e97190a1cfac24745020da69c417e3e8f1fd1758342c3fe1f427d61b6362d6628184e3c40f2832efefcf60d6fd7f479fa529d6a449da0dc56f7b3288b13247e99255625e020c058feaab12057a2220821da4c178a969bfa98fb4a8804388cfdc2a", 0xa8}], 0x6, &(0x7f000000a5c0)=[@tclass={{0x14, 0x29, 0x43, 0x8}}], 0x18}}], 0x9, 0x5) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r17, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r18}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:10:06 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x80000001000, 0x0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:06 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouce#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 442.544140][T24436] block nbd5: shutting down sockets 10:10:06 executing program 2: r0 = socket(0x4, 0x6, 0x7) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 442.604122][T24442] block nbd2: shutting down sockets [ 442.618703][T24436] block nbd5: shutting down sockets [ 442.629230][T24446] block nbd2: shutting down sockets [ 442.726404][T24453] block nbd2: NBD_DISCONNECT [ 442.803749][T24457] block nbd2: NBD_DISCONNECT 10:10:07 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x6364) 10:10:07 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x200, 0x0) fsconfig$FSCONFIG_SET_STRING(r3, 0x1, &(0x7f0000000080)='\\-@$vboxnet0locpusetnodev\x00', &(0x7f00000000c0)='/dev/nbd#\x00', 0x0) r4 = syz_open_dev$vcsa(&(0x7f0000000100)='/dev/vcsa#\x00', 0x20, 0x2202) ioctl$SNDRV_CTL_IOCTL_ELEM_LIST(r4, 0xc0505510, &(0x7f0000000140)={0xfffffffffffffffb, 0x9, 0x2, 0x8, &(0x7f00000002c0)=[{}, {}, {}, {}, {}, {}, {}, {}, {}]}) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:07 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/moude#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:07 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) r3 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x2, 0x200) ioctl$DRM_IOCTL_GET_CTX(r3, 0xc0086423, &(0x7f0000000140)={0x0, 0x1}) 10:10:07 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:07 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='*dea/n\x00d#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) fstatfs(r0, &(0x7f0000000000)=""/103) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 443.228570][T24435] block nbd3: Device being setup by another task [ 443.239898][T24423] block nbd3: shutting down sockets 10:10:07 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouie#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:07 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f0000000040)={0x3, &(0x7f0000000000)=[{}, {0x0}, {}]}) ioctl$DRM_IOCTL_LOCK(r3, 0x4008642a, &(0x7f0000000080)={r6, 0x8}) 10:10:07 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 443.373810][T24477] block nbd5: shutting down sockets 10:10:07 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)=ANY=[@ANYBLOB="00000000020800"/16, @ANYRES64=0x0, @ANYRES64=0x7530, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="00000000010000000000000000000000f4770e32160c1e33165a52fd23c8d603cd036e16c7de40e666a24327608228f4af55225a9751cd751c4bbcbbe7a58dd556c39c9425e03f28df0000"], 0x80}}, 0x0) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) lsetxattr$trusted_overlay_origin(&(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='trusted.overlay.origin\x00', &(0x7f0000000280)='y\x00', 0x2, 0x1) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$TIOCGSID(r3, 0x5429, &(0x7f0000000040)=0x0) ptrace$peek(0x2, r6, &(0x7f0000000140)) r7 = openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f00000002c0)='/proc/capi/capi20ncci\x00', 0xc2c444d69355d728, 0x0) setsockopt$inet_sctp_SCTP_EVENTS(r7, 0x84, 0xb, &(0x7f0000000300)={0x800, 0x6, 0xba, 0xa0, 0x5, 0x5, 0x7f, 0x1, 0x80000000, 0x4, 0x9}, 0xb) 10:10:07 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x800) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 443.459999][T24484] block nbd2: NBD_DISCONNECT [ 443.469302][T24484] block nbd2: Send disconnect failed -107 [ 443.483321][T24484] block nbd2: Disconnected due to user request. [ 443.497302][T24484] block nbd2: shutting down sockets [ 443.520604][T24493] block nbd2: NBD_DISCONNECT [ 443.525718][T24493] block nbd2: Send disconnect failed -107 [ 443.532099][T24484] block nbd2: Disconnected due to user request. [ 443.539407][T24484] block nbd2: shutting down sockets 10:10:07 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) r6 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r6, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r7 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r7, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r8 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r8, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) io_uring_register$IORING_REGISTER_FILES(r3, 0x2, &(0x7f0000000000)=[r6, r0, r7, 0xffffffffffffffff, r2, r1, r8], 0x7) [ 443.565759][T24498] block nbd5: shutting down sockets [ 443.633925][T24501] block nbd2: NBD_DISCONNECT [ 443.640205][T24501] block nbd2: Send disconnect failed -107 [ 443.646286][T24494] block nbd5: shutting down sockets [ 443.662956][T24501] block nbd2: Disconnected due to user request. [ 443.674292][T24501] block nbd2: shutting down sockets 10:10:08 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x8904) 10:10:08 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:08 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/moule#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:08 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5, 0x0, 0x0, 0x3}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x77329cc6ad732f8a) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) 10:10:08 executing program 4: getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000140)={0x0}, &(0x7f0000000240)=0xc) r1 = syz_open_dev$amidi(&(0x7f0000000280)='/dev/amidi#\x00', 0x7fffffff, 0x80) perf_event_open(&(0x7f00000001c0)={0x3, 0x70, 0x1, 0x100000001, 0x1, 0x200, 0x0, 0x3, 0xc89d, 0xd, 0xff, 0x2, 0x4, 0x7ff, 0x1, 0x10001, 0x53fe, 0x2b50cf67, 0x0, 0x4, 0x0, 0xfffffffffffffff7, 0xaf0, 0x5, 0x4, 0x5, 0x8000, 0x99f, 0x8, 0xe7, 0x8, 0x2, 0x81, 0x2, 0x1, 0x2, 0x5, 0x40, 0x0, 0x44ed, 0x1, @perf_bp={&(0x7f0000000040)}, 0x300, 0x3, 0x9, 0x9, 0x80000001, 0x9, 0x7}, r0, 0x3, r1, 0xe) perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r2 = socket$can_bcm(0x1d, 0x2, 0x2) r3 = add_key$user(&(0x7f00000002c0)='user\x00', &(0x7f0000000300)={'syz', 0x0}, &(0x7f0000000480)="77f2a85f392b81288c7774d32a43f4b8ed1229", 0x13, 0x0) keyctl$get_security(0x11, r3, &(0x7f00000004c0)=""/172, 0xac) connect$can_bcm(r2, &(0x7f0000001ff0), 0x10) r4 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000580)='/dev/mixer\x00', 0x80, 0x0) shutdown(r4, 0x1) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r2, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r6}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:10:08 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r4, 0x20000000000, r2, 0x0) write$9p(r2, &(0x7f0000000000)="032a2b2431c0c70b527e0345ac0c02cd1db3c54844296067a107825c3816728267ebf24051343163573f2dfa44f6e8e664ffaf39b7fbffe607d543e30afd4c63fbbf28e833c5777620a5bcbdb1e2f6179c2009f3358f8f1b784fced9827bb4623e885a05d4b860bf396c2151993e4e1d65cb5ae425886459f1b3933a82e42db0a84626c880f46196ecd1cd31a236ae71c61387155a452270d23da86b5dad19a389cb10cc69d995851616778aae2718501d1a42fd159fbcd32387f85c4b3d0f786099e08909", 0xc5) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r5 = syz_open_dev$ndb(0x0, 0x0, 0x2020c2) ioctl$NBD_CLEAR_SOCK(r5, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 444.149495][T24504] block nbd3: Device being setup by another task [ 444.157865][T24475] block nbd3: shutting down sockets 10:10:08 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouoe#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:08 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x3, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r3, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f00000000c0)=[@textreal={0x8, &(0x7f0000000080)="f2a6bad004b00fee0f090f3036f30f1a970000660f3806581e0f08bad004b0beeef30f2af8baa100b000ee", 0x2b}], 0x1, 0x0, 0x0, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x0, &(0x7f0000000040)=0x96d1, 0x4) ioctl$KVM_CREATE_IRQCHIP(r4, 0xae60) r5 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r4, 0x4020ae46, &(0x7f0000bf7000)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) accept4(0xffffffffffffffff, &(0x7f0000000480)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @dev}}, &(0x7f0000000000)=0x80, 0x0) ioctl$KVM_SET_REGS(r5, 0x4090ae82, &(0x7f00000002c0)={[0x0, 0x0, 0x40000004, 0x0, 0x0, 0x0, 0x4cb], 0x12000}) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) r7 = fcntl$dupfd(r6, 0x0, r6) ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=@newtfilter={0x840, 0x2c, 0x0, 0x0, 0x0, {}, [@filter_kind_options=@f_bpf={{0x8, 0x1, 'bpf\x00'}, {0x814, 0x2, [@TCA_BPF_POLICE={0x408, 0x2, @TCA_POLICE_RATE={0x404, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4]}}, @TCA_BPF_POLICE={0x408, 0x2, @TCA_POLICE_RATE={0x404, 0x2, [0x5]}}]}}]}, 0x840}}, 0x0) ioctl$KVM_RUN(r5, 0xae80, 0x0) setsockopt$netlink_NETLINK_ADD_MEMBERSHIP(0xffffffffffffffff, 0x10e, 0x1, &(0x7f0000000100)=0x16, 0x4) socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:08 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r2, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r3, 0x20000000000, r1, 0x0) ioctl$RNDZAPENTCNT(r1, 0x5204, &(0x7f0000000000)=0x2f40) r4 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r0) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab08) r6 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r6, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r6, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r6, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) setsockopt$sock_void(r6, 0x1, 0x1b, 0x0, 0x0) [ 444.272949][T24510] block nbd2: shutting down sockets [ 444.305070][T24508] block nbd2: shutting down sockets 10:10:08 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:08 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) ioprio_get$pid(0x2, 0xffffffffffffffff) [ 444.408395][T24531] block nbd2: NBD_DISCONNECT [ 444.440017][T24531] block nbd2: Send disconnect failed -107 [ 444.466576][T24533] kvm [24524]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000004 data 0x4d00000000f 10:10:08 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/moupe#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 444.484773][T24528] block nbd2: Disconnected due to user request. [ 444.503729][T24533] kvm [24524]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000004 data 0x4d00000000f [ 444.517840][T24528] block nbd2: shutting down sockets [ 444.535319][T24533] kvm [24524]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000004 data 0x4d00000000f [ 444.559293][T24531] block nbd2: NBD_DISCONNECT [ 444.567767][T24531] block nbd2: Send disconnect failed -107 [ 444.576813][T24533] kvm [24524]: vcpu0, guest rIP: 0x8a Hyper-V uhandled wrmsr: 0x40000004 data 0x4d00000000f [ 444.577254][T24540] block nbd5: shutting down sockets [ 444.591370][T24528] block nbd2: Disconnected due to user request. [ 444.601830][T24528] block nbd2: shutting down sockets 10:10:09 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x8912) 10:10:09 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:09 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket$l2tp(0x18, 0x1, 0x1) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000040)='/dev/hwrng\x00', 0x20000, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) r4 = msgget$private(0x0, 0x404) msgctl$MSG_INFO(r4, 0xc, &(0x7f0000000000)=""/22) 10:10:09 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouue#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:09 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x0, 0x0) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x212682, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) 10:10:09 executing program 4: r0 = perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r1, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) r4 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r4, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r5 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r5, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r6 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r6, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r7 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r7, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r8 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r8, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r9 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r9, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r10 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r10, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) sendmsg$can_bcm(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x1d, r3}, 0x10, &(0x7f0000000400)={&(0x7f0000001700)=ANY=[@ANYPTR=&(0x7f0000001680)=ANY=[@ANYRES16, @ANYPTR=&(0x7f00000017c0)=ANY=[@ANYRESOCT=r10, @ANYPTR=&(0x7f0000003100)=ANY=[@ANYRESHEX=r9, @ANYBLOB="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", @ANYBLOB="2ea4da094b10db22e6", @ANYRESDEC, @ANYRES32, @ANYBLOB="3150d7a7b4156202992034f209155aeb4b21bede14827983ffb2ee9ef08c583b9b17402188a1c6f679cedfc78d3ca1cfe3562fb6f0016e60078aff79641589ef7c3f4031bb123aa09ede883fdc152d737e019277330c10c41b8c809294420a77eeddd9656809d1b1d26a0f352c561a9cc88baa1d8e158eb7317cf30a5ba3a4205c2bde2730d5f0c5a5"]], @ANYRESDEC=r2, @ANYRES32=r2, @ANYPTR64=&(0x7f0000000480)=ANY=[@ANYPTR64, @ANYRES16=r5, @ANYRES32, @ANYRES16=r6, @ANYPTR, @ANYRES64, @ANYRES16, @ANYBLOB="4499b037333eb232298cc90f8679ab72931d1be91312467f12f1b922019576ed9adbe402298951a43724a149c8470da94ddc1d53e9dfe368fc9d4f6232c1828c30d0a594a08ed151d6746c0adc2a2e8f5cc466ce9346fd8a392f538e69ce401c3f243eeadae9f16b485fad533728d0626719bdbb2c78a899022ed45b3a2567e349a9e4793965a8d999b6cde6d8c7dfcbe6d1f073915b3afc0c24247ece3e10ea771d7b4353708bf643c06f86ec4b670cd6f235fa1a52dc35e0fd90eb7be95ec86beb81392dfac212bb2be8751f04bb3d7671b509faca61dbc38082c7fb8a5772fe646e05a431ad52fb3c371c", @ANYRESHEX=r7, @ANYRES16=r0], @ANYRESDEC, @ANYRESOCT=0x0, @ANYRESHEX, @ANYRESDEC, @ANYRES32=r8], @ANYRES64=0x0, @ANYRES64=0x7530, @ANYRES64=0x0, @ANYBLOB="232b627557903593ead316339bafaaae92ec0c93fad64ef48e5f7d7fd2ceda716311494677914da6d2932ba4f57f02bd46f1dc833760f4b9d86d437e06b08b52c3c55efb845cf9790424653f5a", @ANYBLOB="00000000010000000000000000000000f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"], 0x6}}, 0x0) [ 445.097205][T24546] block nbd3: Device being setup by another task [ 445.108371][T24519] block nbd3: shutting down sockets 10:10:09 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 445.190880][T24554] block nbd2: NBD_DISCONNECT [ 445.207614][T24554] block nbd2: Send disconnect failed -107 10:10:09 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouxe#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 445.249124][T24547] block nbd2: Disconnected due to user request. [ 445.274232][T24547] block nbd2: shutting down sockets [ 445.301562][T24554] block nbd2: NBD_DISCONNECT 10:10:09 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$media(&(0x7f00000007c0)='/dev/media#\x00', 0x5, 0x4c0000) r1 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r1, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r4, 0x20000000000, r2, 0x0) getpeername$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0xfffffffffffffeff) sendmsg$can_bcm(r1, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r5}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) setsockopt$inet6_IPV6_PKTINFO(r0, 0x29, 0x32, &(0x7f0000000800)={@dev={0xfe, 0x80, [], 0x2b}, r5}, 0x14) r6 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r6, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) ioctl$KDSKBLED(0xffffffffffffffff, 0x4b65, 0x1f) getpeername$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) prctl$PR_SET_MM_MAP_SIZE(0x23, 0xf, &(0x7f0000000040)) sendmsg$can_bcm(r6, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r8}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) r9 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r10 = socket$alg(0x26, 0x5, 0x0) bind$alg(r10, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r10, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r10, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r10, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r11, 0x20000000000, r9, 0x0) getsockname$tipc(r9, &(0x7f0000000140)=@name, &(0x7f00000001c0)=0x10) [ 445.327227][T24554] block nbd2: Send disconnect failed -107 [ 445.349660][T24547] block nbd2: Disconnected due to user request. [ 445.373377][T24547] block nbd2: shutting down sockets 10:10:09 executing program 2: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x1, @perf_bp={0x0, 0x2}}, r2, 0x20000000000, r0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x19d) socket$inet6_udp(0xa, 0x2, 0x0) r3 = socket(0x1, 0x2, 0x0) setsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f00000000c0)=0x4b, 0x4) r4 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_PR_STREAM_STATUS(r0, 0x84, 0x74, &(0x7f0000000140)=""/113, &(0x7f0000000200)=0x71) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) r5 = syz_open_dev$ndb(0x0, 0x0, 0xc00802) modify_ldt$write2(0x11, &(0x7f0000000080)={0x80000000000000, 0x20000800, 0xffffffffffffffff, 0xc58, 0x40, 0x200, 0x5, 0x9, 0x0, 0x8e}, 0x10) ioctl$NBD_CLEAR_SOCK(r5, 0xab08) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) 10:10:09 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:09 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mous%#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 445.476908][T24579] block nbd2: shutting down sockets [ 445.508763][T24578] block nbd2: shutting down sockets [ 445.971796][T24563] block nbd5: Device being setup by another task [ 445.980140][T24556] block nbd5: shutting down sockets 10:10:10 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x8914) 10:10:10 executing program 2: r0 = socket(0x5, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x20100) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(r0, 0x84, 0x65, &(0x7f0000000000)=[@in6={0xa, 0x4e24, 0x8c, @rand_addr="76e3a755919d4e1571620bba1e6b0ede", 0x71cc}, @in6={0xa, 0x4e22, 0x80, @dev={0xfe, 0x80, [], 0x27}, 0x42}, @in={0x2, 0x3, @initdev={0xac, 0x1e, 0x0, 0x0}}, @in={0x2, 0x4e20, @loopback}, @in6={0xa, 0x400004e21, 0x9, @mcast1, 0x8}], 0x74) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) r6 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r6, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r7 = accept4$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x0, 0x0, @mcast1}, &(0x7f00000002c0)=0xffffffffffffff59, 0x7fffc) write$binfmt_script(r7, &(0x7f00000005c0)=ANY=[@ANYBLOB="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"], 0x16c) r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) r9 = getpid() fstat(r7, &(0x7f00000007c0)={0x0, 0x0, 0x0, 0x0, 0x0}) r11 = getgid() sendmsg$unix(r8, &(0x7f0000000900)={&(0x7f00000004c0)=@file={0x1, './file1\x00'}, 0x6e, &(0x7f0000000580)=[{&(0x7f0000000540)="efbb199fe00f5f941bdcd2d6265d79a9d01bb1aa5cba72bc3f0ac47a9a6da9c07ed17323502a", 0x26}, {&(0x7f0000000740)="223ce1a683c50db856b3f5a8023f65749b7b8c6c5d0cb7fc7a825022dd9d8285e5b0e7ef362c12c465fb09bb90aba9a1c042fb19679a68b55d7041bb6e85229ea7a1ad7bf9b1938d85419527fc4dd7d81fcf2977fe4db6a08de556549bd61b50b68b6783da84cabd3ad46f77d0e9f22124183924", 0x74}], 0x2, &(0x7f0000000840)=[@rights={{0x20, 0x1, 0x1, [r7, r7, r7, r7]}}, @cred={{0x1c, 0x1, 0x2, {r9, r10, r11}}}, @rights={{0x18, 0x1, 0x1, [r7, r7]}}, @rights={{0x30, 0x1, 0x1, [r7, r7, r7, r7, r7, r7, r7, r7]}}, @rights={{0x28, 0x1, 0x1, [r7, r7, r7, r7, r7, r7]}}], 0xb0, 0x40010}, 0x8000) fchown(r6, r10, 0xee00) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$KVM_SET_IRQCHIP(r3, 0x8208ae63, &(0x7f0000000080)={0x0, 0x0, @ioapic={0xf000, 0x7dc66a47, 0x80000001, 0x8, 0x0, [{0x2, 0x10000, 0x1, [], 0xfd0}, {0x91c, 0x7, 0x3ee, [], 0x7}, {0x5f9, 0x3, 0x2, [], 0x6}, {0x80000001, 0x4, 0x81, [], 0x80000000}, {0x10001, 0x0, 0x1, [], 0xffff}, {0xdf, 0x80, 0xabbf, [], 0x80000000}, {0x3ff, 0x2, 0xffffffffffffffff, [], 0x9}, {0x1, 0x10841f8f, 0x4, [], 0x5}, {0x9, 0x8, 0x5, [], 0x8}, {0x4, 0x200, 0x1, [], 0x7}, {0x24f9a985, 0x7, 0x6, [], 0x7ff}, {0xfffffffffffffff9, 0x6, 0x1, [], 0x8a}, {0xfff, 0x8, 0x3, [], 0x4}, {0x9, 0x7, 0x3, [], 0x8}, {0x7, 0xdfa1, 0x0, [], 0x4}, {0x5, 0x0, 0x4, [], 0x8dc}, {0x7ff, 0x82c, 0xa6, [], 0x1}, {0x9, 0x9a30, 0x3, [], 0xffff}, {0x5, 0x1000, 0x1e, [], 0x2}, {0x544a, 0x8, 0x5, [], 0x1ff}, {0x7ff, 0x236, 0x101, [], 0x100000000}, {0xff, 0x80000000, 0x8, [], 0xa}, {0x1, 0x3, 0x2, [], 0x20}, {0x7fffffff, 0x7, 0x20, [], 0x3}]}}) 10:10:10 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) r2 = socket(0x0, 0x5, 0x8) r3 = socket$inet_sctp(0x2, 0x5, 0x84) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r3, 0x84, 0x7b, &(0x7f0000000000)={r5}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r2, 0x84, 0x7c, &(0x7f0000000040)={r5, 0xb7, 0xfffffffffffffeff}, &(0x7f0000000140)=0x8) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r6}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) 10:10:10 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:10 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mous\\#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:10 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) fcntl$setsig(r0, 0xa, 0x21) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) pipe2(&(0x7f0000000000)={0xffffffffffffffff}, 0x80000) ioctl$VIDIOC_G_TUNER(r3, 0xc054561d, &(0x7f0000000080)={0x5, "4f35e5d64cca61ce59523f395dfd5790c4e2744e00755351a281bc43e2cbbf06", 0x5, 0x2, 0x8, 0x4e70, 0x2, 0x0, 0x100000000, 0x6}) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 446.044350][T24591] block nbd3: Device being setup by another task [ 446.055006][T24564] block nbd3: shutting down sockets [ 446.147678][T24600] block nbd2: NBD_DISCONNECT 10:10:10 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 446.181907][T24610] block nbd5: shutting down sockets 10:10:10 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x02', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 446.210467][T24600] block nbd2: NBD_DISCONNECT 10:10:10 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) ioctl$FS_IOC_GETFLAGS(r0, 0x80086601, &(0x7f0000000080)) r1 = socket(0x1, 0x2, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab03) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r5 = socket$alg(0x26, 0x5, 0x0) bind$alg(r5, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r5, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) syz_open_dev$radio(&(0x7f0000000180)='/dev/radio#\x00', 0x3, 0x2) r7 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/hwrng\x00', 0x101000, 0x0) getsockopt$sock_buf(r7, 0x1, 0x3d, &(0x7f00000002c0)=""/187, &(0x7f0000000140)=0xbb) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2008, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0, 0x9}}, r6, 0x20000000000, r4, 0x0) ioctl$KVM_GET_VCPU_MMAP_SIZE(r4, 0xae04) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 10:10:10 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x40000) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) accept4$bt_l2cap(r0, &(0x7f0000000000), &(0x7f0000000040)=0xe, 0x181000) 10:10:10 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) mincore(&(0x7f0000ffe000/0x1000)=nil, 0x1000, &(0x7f0000000040)=""/47) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f00000001c0)=ANY=[@ANYBLOB="00000000020800000000000000000000154a932a5e13529eebf09a5f62e63321547b8e685314453d91ed4517db26d602de70d06885ad2aa03e573964be507a41169bbbee64bb0fb996ef6b45e790d96b2f0d6db79b056d13302e21c70e646a526fd41e7535f9af90b33cb0fc16eca0e5a35cc2113f37e709ea58151b9189bd20d600969131a76674d7bfe24b0c6b1ea5ee1e7a0f63e3e3d76680a7cdeec07851e2b5d2dcafd3706b84", @ANYRES64=0x0, @ANYRES64=0x7530, @ANYRES64=0x0, @ANYRES64=0x0, @ANYBLOB="00000000010000000000000000000000f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"], 0x80}}, 0x0) [ 446.314272][T24627] block nbd2: NBD_DISCONNECT [ 446.319229][T24627] block nbd2: Send disconnect failed -107 [ 446.328796][T24627] block nbd2: Disconnected due to user request. [ 446.335455][T24627] block nbd2: shutting down sockets [ 446.354721][T24630] block nbd2: NBD_DISCONNECT 10:10:10 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x03', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 446.359800][T24630] block nbd2: Send disconnect failed -107 [ 446.364830][T24631] block nbd5: shutting down sockets [ 446.376629][T24627] block nbd2: Disconnected due to user request. [ 446.384677][T24627] block nbd2: shutting down sockets [ 446.408666][T24625] block nbd5: Could not allocate knbd recv work queue. [ 446.415665][T24625] block nbd5: shutting down sockets 10:10:10 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x8916) 10:10:10 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:10 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) prctl$PR_SVE_GET_VL(0x33, 0xc78b) 10:10:10 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) ioctl$sock_inet_SIOCGIFNETMASK(r1, 0x891b, &(0x7f00000002c0)={'veth1_to_bond\x00', {0x2, 0x4e21, @empty}}) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) r3 = accept4$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x0, 0x0, @mcast1}, &(0x7f00000002c0)=0xffffffffffffff59, 0x7fffc) write$binfmt_script(r3, &(0x7f00000005c0)=ANY=[@ANYBLOB="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"], 0x16c) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) r5 = getpid() fstat(r3, &(0x7f00000007c0)={0x0, 0x0, 0x0, 0x0, 0x0}) r7 = getgid() sendmsg$unix(r4, &(0x7f0000000900)={&(0x7f00000004c0)=@file={0x1, './file1\x00'}, 0x6e, &(0x7f0000000580)=[{&(0x7f0000000540)="efbb199fe00f5f941bdcd2d6265d79a9d01bb1aa5cba72bc3f0ac47a9a6da9c07ed17323502a", 0x26}, {&(0x7f0000000740)="223ce1a683c50db856b3f5a8023f65749b7b8c6c5d0cb7fc7a825022dd9d8285e5b0e7ef362c12c465fb09bb90aba9a1c042fb19679a68b55d7041bb6e85229ea7a1ad7bf9b1938d85419527fc4dd7d81fcf2977fe4db6a08de556549bd61b50b68b6783da84cabd3ad46f77d0e9f22124183924", 0x74}], 0x2, &(0x7f0000000840)=[@rights={{0x20, 0x1, 0x1, [r3, r3, r3, r3]}}, @cred={{0x1c, 0x1, 0x2, {r5, r6, r7}}}, @rights={{0x18, 0x1, 0x1, [r3, r3]}}, @rights={{0x30, 0x1, 0x1, [r3, r3, r3, r3, r3, r3, r3, r3]}}, @rights={{0x28, 0x1, 0x1, [r3, r3, r3, r3, r3, r3]}}], 0xb0, 0x40010}, 0x8000) r8 = accept4$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x0, 0x0, @mcast1}, &(0x7f00000002c0)=0xffffffffffffff59, 0x7fffc) write$binfmt_script(r8, &(0x7f00000005c0)=ANY=[@ANYBLOB="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"], 0x16c) r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) r10 = getpid() fstat(r8, &(0x7f00000007c0)={0x0, 0x0, 0x0, 0x0, 0x0}) r12 = getgid() sendmsg$unix(r9, &(0x7f0000000900)={&(0x7f00000004c0)=@file={0x1, './file1\x00'}, 0x6e, &(0x7f0000000580)=[{&(0x7f0000000540)="efbb199fe00f5f941bdcd2d6265d79a9d01bb1aa5cba72bc3f0ac47a9a6da9c07ed17323502a", 0x26}, {&(0x7f0000000740)="223ce1a683c50db856b3f5a8023f65749b7b8c6c5d0cb7fc7a825022dd9d8285e5b0e7ef362c12c465fb09bb90aba9a1c042fb19679a68b55d7041bb6e85229ea7a1ad7bf9b1938d85419527fc4dd7d81fcf2977fe4db6a08de556549bd61b50b68b6783da84cabd3ad46f77d0e9f22124183924", 0x74}], 0x2, &(0x7f0000000840)=[@rights={{0x20, 0x1, 0x1, [r8, r8, r8, r8]}}, @cred={{0x1c, 0x1, 0x2, {r10, r11, r12}}}, @rights={{0x18, 0x1, 0x1, [r8, r8]}}, @rights={{0x30, 0x1, 0x1, [r8, r8, r8, r8, r8, r8, r8, r8]}}, @rights={{0x28, 0x1, 0x1, [r8, r8, r8, r8, r8, r8]}}], 0xb0, 0x40010}, 0x8000) write$FUSE_CREATE_OPEN(r0, &(0x7f0000000480)={0xa0, 0x0, 0x3, {{0x2, 0x2, 0x4, 0xa8, 0x5, 0x8613, {0x2, 0x200, 0x400, 0x3f, 0x3f, 0xffff, 0x7, 0x59d, 0x8, 0x5b50, 0x8, r6, r12, 0x0, 0x7f}}, {0x0, 0x4}}}, 0xa0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) r13 = openat$zero(0xffffffffffffff9c, &(0x7f0000000040)='/dev/zero\x00', 0x0, 0x0) r14 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000100)='IPVS\x00') sendmsg$IPVS_CMD_SET_CONFIG(r13, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0xaa030100}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x68, r14, 0x0, 0x0, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_SERVICE={0x24, 0x1, [@IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}, @IPVS_SVC_ATTR_PORT={0x8, 0x4, 0x4e21}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x2c}, @IPVS_SVC_ATTR_PE_NAME={0x8, 0xb, 'sip\x00'}]}, @IPVS_CMD_ATTR_DEST={0x30, 0x2, [@IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x1}, @IPVS_DEST_ATTR_TUN_TYPE={0x8, 0xd, 0x2}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv4=@multicast1}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e20}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x800}, 0x0) sendmsg$IPVS_CMD_GET_INFO(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x28, r14, 0x10, 0x70bd25, 0x25dfdbfd, {}, [@IPVS_CMD_ATTR_DEST={0x14, 0x2, [@IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x419}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e20}]}]}, 0x28}}, 0x1) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r15 = socket(0x1, 0x2, 0x0) r16 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$KVM_GET_EMULATED_CPUID(r13, 0xc008ae09, &(0x7f0000000080)=""/94) ioctl$NBD_SET_SOCK(r16, 0xab00, r15) io_setup(0x2, &(0x7f0000000300)=0x0) r18 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r18, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r19 = syz_open_dev$usbmon(&(0x7f00000003c0)='/dev/usbmon#\x00', 0x5, 0x18081) io_submit(r17, 0x1, &(0x7f0000000440)=[&(0x7f0000000400)={0x0, 0x0, 0x0, 0x98597315db7eb9ff, 0x6, r18, &(0x7f0000000340)="cd25ded3ae48d7be8764bbee198af828e99a32ca8ec58b6a1f79eb82d04c36ab41072fe3f7e5b6aceee50a9e2ae200c29dfdcf3e4b33fa691680e9e76512c3baadac4dfe2ce024778e5b1080665b", 0x4e, 0xfff, 0x0, 0x0, r19}]) socket$rxrpc(0x21, 0x2, 0xa) r20 = syz_open_dev$ndb(0x0, 0x0, 0x0) syslog(0x9, &(0x7f0000000200)=""/21, 0x15) ioctl$NBD_CLEAR_SOCK(r20, 0xab03) ioctl$NBD_CLEAR_SOCK(r16, 0xab04) 10:10:10 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x04', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:10 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r2}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) r3 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vsock\x00', 0x101040, 0x0) ioctl$PIO_FONTRESET(r3, 0x4b6d, 0x0) [ 446.963332][T24641] block nbd3: Device being setup by another task [ 446.974752][T24608] block nbd3: shutting down sockets [ 447.062229][T24646] block nbd2: NBD_DISCONNECT [ 447.066872][T24646] block nbd2: Send disconnect failed -107 [ 447.072273][T24649] Unknown ioctl 19309 10:10:11 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x05', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 447.104923][T24646] block nbd2: Disconnected due to user request. [ 447.106949][T24648] block nbd5: shutting down sockets [ 447.121133][T24646] block nbd2: shutting down sockets [ 447.136374][T24648] block nbd5: shutting down sockets [ 447.144771][T24649] Unknown ioctl 19309 10:10:11 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:11 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x1f, 0x301080) r0 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r0, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)) sendmsg$can_bcm(r0, &(0x7f0000000440)={&(0x7f0000000000), 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {0x0, 0x0, 0x3}, 0x1, @canfd={{}, 0x40000000000, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0xfec5}}, 0x0) [ 447.151305][T24660] block nbd2: NBD_DISCONNECT [ 447.161818][T24660] block nbd2: Send disconnect failed -107 [ 447.168259][T24646] block nbd2: Disconnected due to user request. [ 447.187921][T24646] block nbd2: shutting down sockets 10:10:11 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) bind$inet6(r3, &(0x7f0000000000)={0xa, 0x4e20, 0xfff, @mcast1, 0x1}, 0x1c) 10:10:11 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x1, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SIZE(r1, 0xab02, 0xfb8) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:11 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000000)='/dev/bus/usb/00#/00#\x00', 0x40000fffffb, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) getegid() mmap$binder(&(0x7f0000e00000/0x200000)=nil, 0x200000, 0x1, 0x11, r0, 0x0) r1 = syz_open_dev$usb(0x0, 0x0, 0x0) mmap$binder(&(0x7f0000e00000/0x200000)=nil, 0x200000, 0x1, 0x11, r1, 0x0) [ 447.329181][T24675] block nbd2: NBD_DISCONNECT [ 447.341239][T24675] block nbd2: Send disconnect failed -107 [ 447.352506][T24678] block nbd5: shutting down sockets [ 447.378419][T24679] block nbd2: Disconnected due to user request. [ 447.399644][T24679] block nbd2: shutting down sockets 10:10:11 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x8933) 10:10:11 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:11 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x06', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:11 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) socket(0x2, 0x80000, 0x0) r0 = syz_open_dev$ndb(&(0x7f0000000000)='\x1bdev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 10:10:11 executing program 2: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r1 = dup2(r0, 0xffffffffffffffff) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040)='IPVS\x00') sendmsg$IPVS_CMD_FLUSH(r1, &(0x7f0000000240)={&(0x7f0000000000), 0xc, &(0x7f0000000200)={&(0x7f0000000080)={0x104, r2, 0x300, 0x70bd28, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_DEST={0x44, 0x2, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x3}, @IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x4}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x6}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x5}, @IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x9}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0xac}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x7}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x9}]}, @IPVS_CMD_ATTR_DEST={0x1c, 0x2, [@IPVS_DEST_ATTR_PERSIST_CONNS={0x8, 0x9, 0x4}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0xffffffffffffffff}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x8, 0xb, 0xa}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x2359}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x5}, @IPVS_CMD_ATTR_DAEMON={0x40, 0x3, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x2}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x2}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast1}, @IPVS_DAEMON_ATTR_STATE={0x8}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x1}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e21}]}, @IPVS_CMD_ATTR_DEST={0x40, 0x2, [@IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x200}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x10000}, @IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e24}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@initdev={0xfe, 0x88, [], 0x1, 0x0}}, @IPVS_DEST_ATTR_TUN_TYPE={0x8, 0xd, 0x1}, @IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x7}]}]}, 0x104}, 0x1, 0x0, 0x0, 0x80}, 0x4000000) r3 = socket(0x1, 0x7, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x1040) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) socket(0xa2d68f42a51c2d51, 0xc, 0xfffffffffffffffb) r5 = syz_open_dev$ndb(0x0, 0x0, 0xb632b762d248551a) ioctl$NBD_CLEAR_SOCK(r5, 0xab08) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) 10:10:11 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000000)='/dev/bus/usb/00#/00#\x00', 0x40000fffffb, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) getegid() mmap$binder(&(0x7f0000e00000/0x200000)=nil, 0x200000, 0x1, 0x11, r0, 0x0) r1 = syz_open_dev$usb(0x0, 0x0, 0x0) mmap$binder(&(0x7f0000e00000/0x200000)=nil, 0x200000, 0x1, 0x11, r1, 0x0) [ 447.870197][T24664] block nbd3: Device being setup by another task [ 447.881977][T24655] block nbd3: shutting down sockets 10:10:11 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\a', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:12 executing program 2: r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) flistxattr(r0, &(0x7f0000000000)=""/4, 0x4) r1 = socket(0x1, 0x2, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r4, 0x20000000000, r2, 0x0) ioctl$PPPIOCSACTIVE(r2, 0x40107446, &(0x7f0000000100)={0x5, &(0x7f00000000c0)=[{0x6, 0x7, 0xb0, 0x80000001}, {0x6, 0x8, 0x8}, {0x0, 0x8000, 0x3, 0x7fffffff}, {0x7fffffff, 0x406c, 0xffffffffffff0000, 0x3}, {0x3, 0x3f, 0x8, 0x669}]}) r5 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r1) r6 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r6, 0xab08) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) 10:10:12 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:12 executing program 4: 10:10:12 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x0, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:12 executing program 4: [ 448.129702][T24710] block nbd2: NBD_DISCONNECT [ 448.135505][T24710] block nbd2: Send disconnect failed -107 [ 448.144107][T24710] block nbd2: Disconnected due to user request. [ 448.150371][T24710] block nbd2: shutting down sockets [ 448.166625][T24710] block nbd2: NBD_DISCONNECT [ 448.171277][T24710] block nbd2: Send disconnect failed -107 [ 448.211790][T24714] block nbd2: Disconnected due to user request. [ 448.244634][T24714] block nbd2: shutting down sockets 10:10:12 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x89e0) 10:10:12 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\b', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:12 executing program 4: 10:10:12 executing program 2: r0 = dup(0xffffffffffffffff) ioctl$TCSETS(r0, 0x5402, &(0x7f0000000080)={0x9, 0x9, 0x7, 0x5, 0x7, 0x3f, 0x5, 0x2, 0x3, 0x6, 0x4, 0x7}) r1 = socket(0x1, 0x2, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab08) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) r4 = syz_open_dev$mouse(&(0x7f0000000000)='/dev/input/mouse#\x00', 0x1, 0x200) ioctl$PIO_UNIMAPCLR(r4, 0x4b68, &(0x7f0000000040)={0x7f, 0x9, 0x6}) 10:10:12 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) sendto(r0, &(0x7f0000000000)="d1735b9099aaa858", 0x8, 0x44841, &(0x7f0000000080)=@vsock={0x28, 0x0, 0x0, @hyper}, 0x80) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:12 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 448.818268][T24711] block nbd3: Device being setup by another task [ 448.829798][T24698] block nbd3: shutting down sockets 10:10:12 executing program 4: [ 448.935670][T24731] block nbd2: NBD_DISCONNECT 10:10:12 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 448.956526][T24737] block nbd5: shutting down sockets [ 448.960797][T24731] block nbd2: Send disconnect failed -107 [ 448.982442][T24740] block nbd2: Disconnected due to user request. [ 448.998821][T24740] block nbd2: shutting down sockets 10:10:12 executing program 4: 10:10:13 executing program 5: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) prlimit64(r2, 0x1, &(0x7f0000000280)={0xfffffffffffffe01, 0x8f}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r3 = socket(0x1, 0x2, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r0, 0xab03) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) [ 449.004378][T24737] block nbd5: shutting down sockets [ 449.045858][T24740] block nbd2: shutting down sockets 10:10:13 executing program 4: 10:10:13 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x141000) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 449.091862][T24750] block nbd5: shutting down sockets [ 449.141093][T24753] block nbd5: shutting down sockets [ 449.166192][T24756] block nbd2: NBD_DISCONNECT [ 449.170892][T24756] block nbd2: Send disconnect failed -107 [ 449.188284][T24756] block nbd2: Disconnected due to user request. [ 449.195033][T24756] block nbd2: shutting down sockets 10:10:13 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x89f1) 10:10:13 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:13 executing program 4: 10:10:13 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x6, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) getsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x11, &(0x7f0000000080)={{{@in=@initdev, @in=@dev}}, {{@in6}, 0x0, @in6=@initdev}}, &(0x7f0000000180)=0xe8) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:13 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/\xad#d#\x00', 0x0, 0x84301) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/net/pfkey\x00', 0x30403, 0x0) ioctl$SNDRV_TIMER_IOCTL_START(r2, 0x54a0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:13 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x06', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 449.777054][T24759] block nbd3: Device being setup by another task [ 449.787893][T24738] block nbd3: shutting down sockets 10:10:13 executing program 4: 10:10:13 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$KDMKTONE(r3, 0x4b30, 0x4) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:13 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000140)) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_pts(r0, 0x0) r2 = syz_open_dev$adsp(0x0, 0x0, 0x0) r3 = getpid() sched_setscheduler(r3, 0x0, &(0x7f0000000380)) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r2, 0xc1105518, 0x0) ioctl$TCSETSF(r1, 0x5412, &(0x7f0000000040)={0x1c, 0x0, 0x0, 0x0, 0x0, 0xfdfdffff}) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r4 = socket(0x1, 0x2, 0x0) r5 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r4) r6 = syz_open_dev$ndb(0x0, 0x0, 0x58180) ioctl$NBD_CLEAR_SOCK(r6, 0xab03) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) r7 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r8 = socket$alg(0x26, 0x5, 0x0) sysinfo(&(0x7f0000000480)=""/124) bind$alg(r8, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r8, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r8, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r8, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x1ee, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={&(0x7f0000000080)}, 0x400a}, r9, 0x20000000000, r7, 0x0) ioctl$KVM_SET_BOOT_CPU_ID(r7, 0xae78, &(0x7f0000000000)=0x1) rt_sigaction(0x1d, &(0x7f00000002c0)={&(0x7f0000000180)="64def466420f3a604f00f6c4a19b2a690f420f01dbf041fe8d00000000430fae7d00c402598c790066410f73f7030f5b68d9c4c2bd9e18", {0x10000}, 0x10000000, &(0x7f0000000200)="2e44abf043831600672666430f1bd5660f38143f64400ff1b50e0000000fae880000000043aff3440fc2954dc90000cbc402313c96c0653d52c4a1fde7b5ad83182d"}, &(0x7f0000000400)={&(0x7f0000000300)="66430f3a41993f790000fcc4814965850008000066420f293bc44135fb2666470fecfdc442a1918c766c000000660fd33b2e360f830f080000420f8b0f0000003e64263641d1f3", {}, 0x0, &(0x7f00000003c0)="f00fbbb2ab000000c4017de18a99899999250b000000f3460f1ecb26410f0f2b1d0fbb9722000000c4e279410fc481216b99925d0000c482c9392ec4627932cc"}, 0x8, &(0x7f0000000440)) 10:10:13 executing program 4: [ 449.949198][T24776] block nbd2: NBD_DISCONNECT [ 449.959383][T24776] block nbd2: Send disconnect failed -107 10:10:13 executing program 4: [ 449.996571][T24776] block nbd2: Disconnected due to user request. [ 450.011988][T24776] block nbd2: shutting down sockets 10:10:14 executing program 4: [ 450.049102][T24780] block nbd5: shutting down sockets [ 450.133900][T24780] block nbd5: shutting down sockets 10:10:14 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab00) 10:10:14 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$mouse(&(0x7f0000000200)='/dev/input/mouse#\x00', 0x7, 0x9162712e5776b23a) ioctl$BLKRAGET(r1, 0x1263, &(0x7f0000000240)) r2 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab08) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r4 = add_key$user(&(0x7f0000000000)='user\x00', &(0x7f0000000400)={'syz'}, &(0x7f00000001c0)="04", 0x1, 0xfffffffffffffffd) sendmsg$TIPC_NL_BEARER_DISABLE(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, 0x0}, 0x0) r5 = add_key$user(&(0x7f00000003c0)='user\x00', &(0x7f0000000440)={'syz'}, &(0x7f00000000c0), 0xc9, 0xfffffffffffffffd) keyctl$dh_compute(0x17, &(0x7f0000000040)={r5, r4, r5}, 0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)={'sha384-generic\x00\n\x00'}}) getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000000)={{{@in6, @in=@dev}}, {{@in=@dev}}}, &(0x7f00000002c0)=0xfffffffffffffe49) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) bpf$BPF_PROG_QUERY(0x10, &(0x7f0000000180)={r0, 0x15, 0x1, 0x7, &(0x7f0000000140)=[0x0, 0x0, 0x0, 0x0], 0x4}, 0x20) 10:10:14 executing program 4: 10:10:14 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:14 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) syz_open_dev$ndb(0x0, 0x0, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r4, 0x20000000000, r2, 0x0) r5 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r6 = socket$alg(0x26, 0x5, 0x0) bind$alg(r6, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r6, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r6, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r6, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r7, 0x20000000000, r5, 0x0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:14 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 450.691614][T24788] block nbd3: Device being setup by another task [ 450.703090][T24771] block nbd3: shutting down sockets 10:10:14 executing program 4: [ 450.789659][T24796] block nbd5: shutting down sockets [ 450.800558][T24791] block nbd2: NBD_DISCONNECT [ 450.819431][T24796] block nbd5: shutting down sockets 10:10:14 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000000)={0x0, 0x2}, &(0x7f0000000080)=0x8) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:14 executing program 4: [ 450.839551][T24791] block nbd2: Send disconnect failed -107 [ 450.865922][T24791] block nbd2: Disconnected due to user request. [ 450.884772][T24791] block nbd2: shutting down sockets 10:10:14 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_FLAGS(r1, 0xab0a, 0x9) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r3, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r3, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r3, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r3, 0x0, 0x10, &(0x7f0000000000)={{{@in6=@empty, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6=@loopback}}, &(0x7f0000000140)=0xfffffe64) ioprio_get$uid(0x3, r4) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) prctl$PR_SET_FP_MODE(0x2d, 0x2) 10:10:14 executing program 4: [ 450.908858][T24789] block nbd2: shutting down sockets 10:10:14 executing program 4: [ 450.967042][T24815] block nbd5: shutting down sockets [ 451.016021][T24817] block nbd5: shutting down sockets [ 451.037480][T24814] block nbd2: NBD_DISCONNECT [ 451.055267][T24814] block nbd2: Send disconnect failed -107 [ 451.071147][T24814] block nbd2: Disconnected due to user request. [ 451.101595][T24814] block nbd2: shutting down sockets [ 451.141071][T24819] block nbd2: shutting down sockets 10:10:15 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab01) 10:10:15 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:15 executing program 4: 10:10:15 executing program 5: prlimit64(0x0, 0x2, &(0x7f0000000080)={0x100009, 0x8b}, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) sched_setattr(r2, &(0x7f0000000000)={0x30, 0x0, 0x0, 0x5, 0x6, 0x0, 0x6}, 0x0) r3 = socket(0x1, 0x2, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) 10:10:15 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:15 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0xfffffffffffffed0, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1888, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$VIDIOC_G_OUTPUT(r3, 0x8004562e, &(0x7f0000000000)) getsockname$tipc(r0, &(0x7f0000000080)=@name, &(0x7f00000000c0)=0x10) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) fsetxattr$security_smack_transmute(r1, &(0x7f0000000300)='security.SMACK64TRANSMUTE\x00', &(0x7f0000000340)='TRUE', 0x4, 0x1) r7 = socket$alg(0x26, 0x5, 0x0) bind$alg(r7, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r7, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r7, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r7, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r8, 0x20000000000, r6, 0x0) r9 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180)='IPVS\x00') sendmsg$IPVS_CMD_SET_INFO(r6, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000280)={&(0x7f0000000380)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r9, @ANYBLOB="da5b2bbd7000fbdbdf250e000000080005000100008008000600ff000000280001000800010000000000080004084e21ffe76d17dfe69b673cb40c000700388abd3b7eca96fc124000000008000000aa834fb8085b47c6dd9638ad44e41a"], 0x4c}, 0x1, 0x0, 0x0, 0x4000000}, 0x10040000) [ 451.661175][T24816] block nbd3: Device being setup by another task [ 451.669937][T24802] block nbd3: shutting down sockets 10:10:15 executing program 4: 10:10:15 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 451.777519][T24827] block nbd2: NBD_DISCONNECT [ 451.791940][T24827] block nbd2: Send disconnect failed -107 [ 451.810166][T24834] block nbd5: shutting down sockets [ 451.817570][T24827] block nbd2: Disconnected due to user request. 10:10:15 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) mount(0x0, 0x0, 0x0, 0x0, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000000)='/dev/bus/usb/00#/00#\x00', 0x40000fffffb, 0x0) fsync(0xffffffffffffffff) socket(0x0, 0x0, 0x0) setuid(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) getegid() mmap$binder(&(0x7f0000e00000/0x200000)=nil, 0x200000, 0x1, 0x11, r0, 0x0) r1 = syz_open_dev$usb(0x0, 0x0, 0x0) mmap$binder(&(0x7f0000e00000/0x200000)=nil, 0x200000, 0x1, 0x11, r1, 0x0) [ 451.861485][T24827] block nbd2: shutting down sockets [ 451.882023][T24834] block nbd5: shutting down sockets 10:10:15 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x5, 0x100) ioctl$TIOCSLCKTRMIOS(r3, 0x5457, &(0x7f0000000080)) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:15 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000000)='/dev/btrfs-control\x00', 0x204800, 0x0) ioctl$ASHMEM_SET_NAME(r3, 0x41007701, &(0x7f0000000040)='em1cgroup.em0mime_type,\x00') ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 452.004666][T24850] block nbd2: NBD_DISCONNECT [ 452.017222][T24850] block nbd2: Send disconnect failed -107 [ 452.034767][T24850] block nbd2: Disconnected due to user request. [ 452.049773][T24850] block nbd2: shutting down sockets 10:10:16 executing program 5: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) getsockopt$bt_l2cap_L2CAP_LM(r0, 0x6, 0x3, &(0x7f0000000000), &(0x7f0000000080)=0x4) prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r3 = socket(0xaf2f30ca37c26776, 0x80002, 0x4) r4 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) [ 452.061042][T24857] block nbd5: shutting down sockets [ 452.069086][T24848] block nbd2: shutting down sockets 10:10:16 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab02) 10:10:16 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:16 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:16 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000000)=@assoc_value, &(0x7f0000000040)=0x8) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:16 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) mount(0x0, 0x0, 0x0, 0x0, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000000)='/dev/bus/usb/00#/00#\x00', 0x40000fffffb, 0x0) fsync(0xffffffffffffffff) socket(0x0, 0x0, 0x0) setuid(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) getegid() mmap$binder(&(0x7f0000e00000/0x200000)=nil, 0x200000, 0x1, 0x11, r0, 0x0) r1 = syz_open_dev$usb(0x0, 0x0, 0x0) mmap$binder(&(0x7f0000e00000/0x200000)=nil, 0x200000, 0x1, 0x11, r1, 0x0) 10:10:16 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = socket$inet_smc(0x2b, 0x1, 0x0) ioctl$sock_inet_SIOCGARP(r0, 0x8954, &(0x7f0000000080)={{0x2, 0x4e24, @multicast1}, {0x1, @remote}, 0x20, {0x2, 0x4e20, @broadcast}, 'veth1_to_bond\x00'}) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r1 = socket(0x1, 0x2, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 452.600305][T24864] block nbd3: Device being setup by another task [ 452.611204][T24832] block nbd3: shutting down sockets [ 452.715798][T24871] block nbd2: NBD_DISCONNECT [ 452.733703][T24871] block nbd2: Send disconnect failed -107 [ 452.747231][T24871] block nbd2: Disconnected due to user request. [ 452.765751][T24882] block nbd5: shutting down sockets 10:10:16 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r5 = socket$alg(0x26, 0x5, 0x0) bind$alg(r5, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r5, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r6, 0x20000000000, r4, 0x0) getsockopt$bt_BT_VOICE(r4, 0x112, 0xb, &(0x7f0000000080)=0x200, &(0x7f00000000c0)=0x2) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r7, 0x20000000000, r2, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 452.791615][T24871] block nbd2: shutting down sockets 10:10:16 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 452.826962][T24871] block nbd2: NBD_DISCONNECT [ 452.844641][T24871] block nbd2: Send disconnect failed -107 10:10:16 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f00000000c0)='ip_vti0\x00', 0x10) connect$inet(r0, &(0x7f0000000100)={0x2, 0x0, @rand_addr=0x7fffffff}, 0x10) sendmmsg(r0, &(0x7f0000007fc0), 0x400000000000030, 0x0) setuid(0x0) [ 452.867397][T24885] block nbd2: Disconnected due to user request. [ 452.885747][T24885] block nbd2: shutting down sockets 10:10:16 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r4, 0x20000000000, r2, 0x0) ioctl$BLKREPORTZONE(r2, 0xc0101282, &(0x7f0000000200)={0x10001, 0x8, 0x0, [{0x1, 0x9942, 0x7, 0xfffffffffffffffb, 0x1, 0x2, 0x10000}, {0x0, 0x5, 0xff, 0x10000, 0xffffffffffffff01, 0x3, 0x7}, {0xfbab, 0x8, 0x10000, 0x2, 0x2, 0x400000000000, 0x7fff}, {0xa02, 0x100, 0x5, 0x4, 0x6, 0x0, 0x9}, {0x200, 0x0, 0x1, 0xfffffffffffff060, 0x0, 0x80000001, 0x8}, {0x5, 0x8000, 0x100, 0x5, 0x7, 0x71}, {0x1, 0xeb0d, 0x400, 0xffffffff, 0x6d2, 0x1f, 0x5}, {0x3, 0x3c8, 0x100000001, 0x4, 0x1, 0x40}]}) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:16 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f0000000000)=0x0) sched_getparam(r0, &(0x7f0000000080)) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r1 = socket(0x1, 0x2, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 10:10:17 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mount(0x0, 0x0, 0x0, 0x0, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000000)='/dev/bus/usb/00#/00#\x00', 0x40000fffffb, 0x0) socket(0x0, 0x0, 0x0) setuid(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) getegid() mmap$binder(&(0x7f0000e00000/0x200000)=nil, 0x200000, 0x1, 0x11, r0, 0x0) r1 = syz_open_dev$usb(0x0, 0x0, 0x0) mmap$binder(&(0x7f0000e00000/0x200000)=nil, 0x200000, 0x1, 0x11, r1, 0x0) [ 452.989025][T24897] block nbd2: NBD_DISCONNECT [ 453.001606][T24897] block nbd2: Send disconnect failed -107 [ 453.012287][T24897] block nbd2: Disconnected due to user request. [ 453.020035][T24897] block nbd2: shutting down sockets [ 453.036133][T24902] block nbd2: NBD_DISCONNECT [ 453.043933][T24902] block nbd2: Send disconnect failed -107 [ 453.049882][T24896] block nbd2: Disconnected due to user request. [ 453.059283][T24905] block nbd5: shutting down sockets [ 453.077992][T24896] block nbd2: shutting down sockets [ 453.133422][T24900] block nbd5: shutting down sockets 10:10:17 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab03) 10:10:17 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x6, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:17 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000100)='/dev/nbd#\x00', 0x0, 0x200000) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000080)='/proc/capi/capi20\x00', 0x200000, 0x0) ioctl$CAPI_CLR_FLAGS(r3, 0x80044325, &(0x7f00000000c0)=0x1) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:17 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:17 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) socket(0x1, 0x0, 0xffa4) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:17 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mount(0x0, 0x0, 0x0, 0x0, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000000)='/dev/bus/usb/00#/00#\x00', 0x40000fffffb, 0x0) socket(0x0, 0x0, 0x0) setuid(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) getegid() mmap$binder(&(0x7f0000e00000/0x200000)=nil, 0x200000, 0x1, 0x11, r0, 0x0) r1 = syz_open_dev$usb(0x0, 0x0, 0x0) mmap$binder(&(0x7f0000e00000/0x200000)=nil, 0x200000, 0x1, 0x11, r1, 0x0) [ 453.524361][T24911] block nbd3: Device being setup by another task [ 453.534834][T24877] block nbd3: shutting down sockets 10:10:17 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) remap_file_pages(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x8, 0x1, 0x2000) [ 453.642358][T24916] block nbd2: NBD_DISCONNECT [ 453.661887][T24916] block nbd2: Send disconnect failed -107 [ 453.703545][T24926] block nbd2: Disconnected due to user request. [ 453.720719][T24926] block nbd2: shutting down sockets [ 453.757780][T24933] block nbd2: shutting down sockets 10:10:17 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x600, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:17 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) mount(0x0, 0x0, 0x0, 0x0, 0x0) r0 = syz_open_dev$usb(&(0x7f0000000000)='/dev/bus/usb/00#/00#\x00', 0x40000fffffb, 0x0) socket(0x0, 0x0, 0x0) setuid(0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) openat$cgroup_ro(0xffffffffffffffff, 0x0, 0x2761, 0x0) getegid() mmap$binder(&(0x7f0000e00000/0x200000)=nil, 0x200000, 0x1, 0x11, r0, 0x0) r1 = syz_open_dev$usb(0x0, 0x0, 0x0) mmap$binder(&(0x7f0000e00000/0x200000)=nil, 0x200000, 0x1, 0x11, r1, 0x0) 10:10:17 executing program 2: r0 = socket(0x1, 0x2, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab08) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 453.825872][T24938] block nbd5: shutting down sockets 10:10:17 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 453.906792][T24938] block nbd5: shutting down sockets 10:10:17 executing program 2: r0 = socket(0x15, 0x800, 0x7) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x70c043) r3 = openat$audio(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/audio\x00', 0x323001, 0x0) write$USERIO_CMD_SEND_INTERRUPT(r3, &(0x7f0000000100)={0x2, 0x400}, 0x2) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) openat$mixer(0xffffffffffffff9c, &(0x7f0000000080)='/dev/mixer\x00', 0x2000, 0x0) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r5 = socket$alg(0x26, 0x5, 0x0) bind$alg(r5, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r5, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r6, 0x20000000000, r4, 0x0) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f0000000140)={0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f0000000180)=0x20) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00', 0x0, 0x20}, 0x10) [ 454.454395][T24954] block nbd3: Device being setup by another task [ 454.473504][T24924] block nbd3: shutting down sockets 10:10:18 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab05) 10:10:18 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x1000000, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:18 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) 10:10:18 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f0000000140)="11dca5055e0bcfe47bf070") clone(0x7fc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000400)=ANY=[@ANYBLOB="d3d2cd80"], 0x4}}, 0x0) ptrace$setopts(0x4206, r1, 0x0, 0x0) bpf$BPF_BTF_LOAD(0x12, &(0x7f00000000c0)={&(0x7f0000000740)=ANY=[@ANYPTR64, @ANYPTR, @ANYRES32, @ANYPTR64, @ANYRESHEX], 0x0, 0x2e}, 0x20) tkill(r1, 0x3b) ptrace$setregs(0xd, r1, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r1, 0x0, 0x0) 10:10:18 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 454.597586][T24961] block nbd2: NBD_DISCONNECT [ 454.608049][T24966] ptrace attach of "/root/syz-executor.4"[24962] was attempted by "/root/syz-executor.4"[24966] [ 454.618663][T24961] block nbd2: Send disconnect failed -107 10:10:18 executing program 4: r0 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x0) fcntl$setstatus(r0, 0x4, 0x2000) [ 454.645235][T24958] block nbd2: Disconnected due to user request. [ 454.664983][T24958] block nbd2: shutting down sockets 10:10:18 executing program 2: r0 = socket(0x3, 0x6, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xfff000)=nil, 0xfff000, 0x0, 0x31, 0xffffffffffffffff, 0x0) mbind(&(0x7f0000ffc000/0x2000)=nil, 0x2000, 0x1, 0x0, 0x0, 0x0) get_mempolicy(0x0, 0x0, 0x0, &(0x7f0000ffd000/0x1000)=nil, 0x3) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:18 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x6000000, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:18 executing program 4: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 454.811769][T24974] block nbd2: NBD_DISCONNECT 10:10:18 executing program 2: r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) socket$packet(0x11, 0x2, 0x300) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r1 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab08) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 10:10:18 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x100000000000000, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:18 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 455.008499][T24987] block nbd2: NBD_DISCONNECT [ 455.066493][T24989] block nbd2: NBD_DISCONNECT [ 455.356923][T24955] block nbd3: shutting down sockets 10:10:19 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab06) 10:10:19 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000140)) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r1 = syz_open_pts(r0, 0x0) r2 = syz_open_dev$adsp(0x0, 0x0, 0x0) r3 = getpid() sched_setscheduler(r3, 0x0, &(0x7f0000000380)) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r2, 0xc1105518, 0x0) ioctl$TCSETSF(r1, 0x5412, &(0x7f0000000040)={0x1c, 0x0, 0x0, 0x0, 0x0, 0xfdfdffff}) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r4 = socket(0x1, 0x2, 0x0) r5 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r4) r6 = syz_open_dev$ndb(0x0, 0x0, 0x58180) ioctl$NBD_CLEAR_SOCK(r6, 0xab03) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) r7 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r8 = socket$alg(0x26, 0x5, 0x0) sysinfo(&(0x7f0000000480)=""/124) bind$alg(r8, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r8, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r8, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r8, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x1ee, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={&(0x7f0000000080)}, 0x400a}, r9, 0x20000000000, r7, 0x0) ioctl$KVM_SET_BOOT_CPU_ID(r7, 0xae78, &(0x7f0000000000)=0x1) rt_sigaction(0x1d, &(0x7f00000002c0)={&(0x7f0000000180)="64def466420f3a604f00f6c4a19b2a690f420f01dbf041fe8d00000000430fae7d00c402598c790066410f73f7030f5b68d9c4c2bd9e18", {0x10000}, 0x10000000, &(0x7f0000000200)="2e44abf043831600672666430f1bd5660f38143f64400ff1b50e0000000fae880000000043aff3440fc2954dc90000cbc402313c96c0653d52c4a1fde7b5ad83182d"}, &(0x7f0000000400)={&(0x7f0000000300)="66430f3a41993f790000fcc4814965850008000066420f293bc44135fb2666470fecfdc442a1918c766c000000660fd33b2e360f830f080000420f8b0f0000003e64263641d1f3", {}, 0x0, &(0x7f00000003c0)="f00fbbb2ab000000c4017de18a99899999250b000000f3460f1ecb26410f0f2b1d0fbb9722000000c4e279410fc481216b99925d0000c482c9392ec4627932cc"}, 0x8, &(0x7f0000000440)) 10:10:19 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = openat$zero(0xffffffffffffff9c, 0x0, 0x4a1000, 0x0) ioctl$VIDIOC_S_PARM(r3, 0xc0cc5616, &(0x7f0000000000)={0x6, @capture={0x1000, 0x1, {0x82, 0x8}, 0x9, 0x20}}) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:19 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x600000000000000, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 455.384580][T24955] block nbd3: shutting down sockets 10:10:19 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 455.467430][T24995] block nbd2: NBD_DISCONNECT [ 455.479922][T24995] block nbd2: Send disconnect failed -107 [ 455.494548][T24995] block nbd2: Disconnected due to user request. [ 455.514712][T24995] block nbd2: shutting down sockets [ 455.545710][T25005] block nbd2: NBD_DISCONNECT [ 455.558180][T25005] block nbd2: Send disconnect failed -107 [ 455.558246][T24997] block nbd4: shutting down sockets [ 455.573964][T24994] block nbd2: Disconnected due to user request. 10:10:19 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:19 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000140)) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_pts(r0, 0x0) r2 = syz_open_dev$adsp(0x0, 0x0, 0x0) r3 = getpid() sched_setscheduler(r3, 0x0, &(0x7f0000000380)) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r2, 0xc1105518, 0x0) ioctl$TCSETSF(r1, 0x5412, &(0x7f0000000040)={0x1c, 0x0, 0x0, 0x0, 0x0, 0xfdfdffff}) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r4 = socket(0x1, 0x2, 0x0) r5 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r4) r6 = syz_open_dev$ndb(0x0, 0x0, 0x58180) ioctl$NBD_CLEAR_SOCK(r6, 0xab03) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) r7 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r8 = socket$alg(0x26, 0x5, 0x0) sysinfo(&(0x7f0000000480)=""/124) bind$alg(r8, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r8, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r8, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r8, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x1ee, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={&(0x7f0000000080)}, 0x400a}, r9, 0x20000000000, r7, 0x0) ioctl$KVM_SET_BOOT_CPU_ID(r7, 0xae78, &(0x7f0000000000)=0x1) rt_sigaction(0x1d, &(0x7f00000002c0)={&(0x7f0000000180)="64def466420f3a604f00f6c4a19b2a690f420f01dbf041fe8d00000000430fae7d00c402598c790066410f73f7030f5b68d9c4c2bd9e18", {0x10000}, 0x10000000, &(0x7f0000000200)="2e44abf043831600672666430f1bd5660f38143f64400ff1b50e0000000fae880000000043aff3440fc2954dc90000cbc402313c96c0653d52c4a1fde7b5ad83182d"}, &(0x7f0000000400)={&(0x7f0000000300)="66430f3a41993f790000fcc4814965850008000066420f293bc44135fb2666470fecfdc442a1918c766c000000660fd33b2e360f830f080000420f8b0f0000003e64263641d1f3", {}, 0x0, &(0x7f00000003c0)="f00fbbb2ab000000c4017de18a99899999250b000000f3460f1ecb26410f0f2b1d0fbb9722000000c4e279410fc481216b99925d0000c482c9392ec4627932cc"}, 0x8, &(0x7f0000000440)) 10:10:19 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) fcntl$getflags(r2, 0x401) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 455.613008][T24994] block nbd2: shutting down sockets 10:10:19 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 455.720824][T25014] block nbd2: NBD_DISCONNECT [ 455.749046][T25014] block nbd2: Send disconnect failed -107 [ 455.763179][T25011] block nbd4: shutting down sockets [ 455.776328][T25017] block nbd2: Disconnected due to user request. 10:10:19 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000140)) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_pts(r0, 0x0) r2 = syz_open_dev$adsp(0x0, 0x0, 0x0) r3 = getpid() sched_setscheduler(r3, 0x0, &(0x7f0000000380)) ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r2, 0xc1105518, 0x0) ioctl$TCSETSF(r1, 0x5412, &(0x7f0000000040)={0x1c, 0x0, 0x0, 0x0, 0x0, 0xfdfdffff}) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r4 = socket(0x1, 0x2, 0x0) r5 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r5, 0xab00, r4) r6 = syz_open_dev$ndb(0x0, 0x0, 0x58180) ioctl$NBD_CLEAR_SOCK(r6, 0xab03) ioctl$NBD_CLEAR_SOCK(r5, 0xab04) r7 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r8 = socket$alg(0x26, 0x5, 0x0) sysinfo(&(0x7f0000000480)=""/124) bind$alg(r8, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r8, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r8, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r8, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x1ee, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={&(0x7f0000000080)}, 0x400a}, r9, 0x20000000000, r7, 0x0) ioctl$KVM_SET_BOOT_CPU_ID(r7, 0xae78, &(0x7f0000000000)=0x1) rt_sigaction(0x1d, &(0x7f00000002c0)={&(0x7f0000000180)="64def466420f3a604f00f6c4a19b2a690f420f01dbf041fe8d00000000430fae7d00c402598c790066410f73f7030f5b68d9c4c2bd9e18", {0x10000}, 0x10000000, &(0x7f0000000200)="2e44abf043831600672666430f1bd5660f38143f64400ff1b50e0000000fae880000000043aff3440fc2954dc90000cbc402313c96c0653d52c4a1fde7b5ad83182d"}, &(0x7f0000000400)={&(0x7f0000000300)="66430f3a41993f790000fcc4814965850008000066420f293bc44135fb2666470fecfdc442a1918c766c000000660fd33b2e360f830f080000420f8b0f0000003e64263641d1f3", {}, 0x0, &(0x7f00000003c0)="f00fbbb2ab000000c4017de18a99899999250b000000f3460f1ecb26410f0f2b1d0fbb9722000000c4e279410fc481216b99925d0000c482c9392ec4627932cc"}, 0x8, &(0x7f0000000440)) [ 455.818117][T25017] block nbd2: shutting down sockets 10:10:19 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:19 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000000)=0x0) ptrace$PTRACE_SECCOMP_GET_METADATA(0x420d, r3, 0x10, &(0x7f0000000040)={0x9}) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 455.977074][T25021] block nbd4: shutting down sockets [ 455.977145][T25025] block nbd2: NBD_DISCONNECT [ 455.998060][T25025] block nbd2: Send disconnect failed -107 [ 456.009774][T25025] block nbd2: Disconnected due to user request. [ 456.025133][T25025] block nbd2: shutting down sockets [ 456.042207][T25028] block nbd2: NBD_DISCONNECT [ 456.052407][T25028] block nbd2: Send disconnect failed -107 [ 456.059969][T25024] block nbd2: Disconnected due to user request. [ 456.066556][T25024] block nbd2: shutting down sockets [ 456.303284][T25008] block nbd3: Device being setup by another task [ 456.321033][T25002] block nbd3: shutting down sockets 10:10:20 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab07) 10:10:20 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:20 executing program 4: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = dup(r1) ioctl$TIOCMGET(r2, 0x5415, &(0x7f0000000000)) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r3 = getpid() r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r5 = socket$alg(0x26, 0x5, 0x0) bind$alg(r5, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000940)="0a0743cc05e381e5b3b60ced5c54dbb701deceee6fdfaea94303f106676b9f3c5d1fdc093b4947123de71eb38721afae239d00000000000052251d31dd6f6b826e981b970a911b48c1c4da100bfc0702a8feef5255e67e234ef4bb0eca9595b7173032c5ad72abd440c60ea9d3e50683a0b9a9473e306566b1c7e0da6a812b2540", 0x7) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) r7 = perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r6, 0x20000000000, r4, 0x0) r8 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r9 = socket$alg(0x26, 0x5, 0x0) bind$alg(r9, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r9, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r9, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r9, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r10, 0x20000000000, r8, 0x0) r11 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r12 = socket$alg(0x26, 0x5, 0x0) bind$alg(r12, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) accept$alg(r12, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r12, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r13, 0x20000000000, r11, 0x0) ioctl$TIOCGSID(r11, 0x5429, &(0x7f0000000540)=0x0) r15 = geteuid() r16 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r16, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r17 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r17, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r18 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r18, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB="fdcba76494fbc34e580c047ab3937369ab95e190fdcf", @ANYRESDEC=0x0]) r19 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r19, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r20 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r20, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r21 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000600)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r21, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB="2c67726f75705f69643d81bfd1d7479709fb66949c5091375126c71b29783fa878a78df0899b0f8255b2e371c72d3babc817ec4c32a01b75aa1bf3b60ed0fc8174fb7891d300b8febeeb2786c657e81dda26a5daf5a9c0c7fe910aa38e9a167ab2146643aaec0dba1b77602e815b41adf1b8688b658795fc7a6603f9d44fa679e612154460550e5163a291d1db95a283ce884eae6b90c796f16077c4b89c4255710fa76ba5a6b6bdff04a076a39ad199b0a1bb196b9644abf7c9e58dca04312ca0e7", @ANYRESDEC=0x0]) r22 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000bc0)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r22, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB="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", @ANYRESDEC=0x0]) r23 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r23, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r24 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r24, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) sendmsg$nl_netfilter(r4, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYPTR64=&(0x7f0000000a80)=ANY=[@ANYRESOCT=r16, @ANYPTR=&(0x7f0000000180)=ANY=[@ANYRESHEX=r4, @ANYRESHEX=r18, @ANYRES16, @ANYRES64=r15], @ANYPTR64=&(0x7f0000000a00)=ANY=[@ANYRES64=r20, @ANYRES64=r21, @ANYRESHEX=r3, @ANYRESOCT=r7, @ANYRESHEX=r22], @ANYBLOB="5dd1f77d18baf49d5024f2cbfb4ffaa966af85dbbcc964b0473aad6a367ce78c92ceb59feb39adb65a7844891730e363acd85db855da54a5d7597f083bba567812aef28d252a23fb456a90048bf0549c59f0dea7205d5025132e25e3235bdcc22f48f89044b1eeb3b52c5df75dececad0c63552796fb272577cce5f14bd0c58dad65c13c71036b8949ed745a015452b1f7547ae4a2d8c0018c1cd93ffd77e6aa683eed84332929a37c8c4e25e4359a62a63e17285f2828e2438632d21d2d736f5239b24b320306", @ANYRES16=r23, @ANYRESHEX=r24, @ANYRESDEC], @ANYRES32=r3, @ANYBLOB="14bfdda0ca0023fa85d5bfd23885bac39364722df9bf389fee6c594898540a0c232e513d8bc0e0267ddd76f23507e2b4848385c89ddbcd3efad8aeda5b3b308ce957f6656f75016b37c0b7199fd70e6331530499b410733b53abd9c16caf8154a0de70148ef5e5231cde29a3ceb7fe583c7059b27edf4c51934b1fb86794cdfcdafffaee790db52859f865bec9189a1d6a829f45eeda75751d9d75fefaca577ad5f34c1215c4d794c02bcbc35da11c93d30f7cd97032c873528f8bc2e4b3cd8fcf379df742cdd6560dae31b9b108005f00", @ANYRES32=r14, @ANYBLOB='\b\x00o\x00*\x00\x00\x00\b\x00\v\x00', @ANYRES32=r15, @ANYBLOB="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"], 0x2c0}, 0x1, 0x0, 0x0, 0x80000}, 0x7ab33cbd63527910) r25 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r25, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:20 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r3, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r4 = dup2(0xffffffffffffffff, r3) setsockopt$RXRPC_EXCLUSIVE_CONNECTION(r4, 0x110, 0x3) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:20 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 456.425631][T25036] block nbd2: NBD_DISCONNECT [ 456.430282][T25036] block nbd2: Send disconnect failed -107 10:10:20 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 456.495752][T25042] block nbd2: Disconnected due to user request. [ 456.508542][T25038] block nbd4: NBD_DISCONNECT [ 456.511663][T25042] block nbd2: shutting down sockets [ 456.525431][T25038] block nbd4: Send disconnect failed -107 [ 456.542949][T25042] block nbd2: NBD_DISCONNECT [ 456.554058][T25042] block nbd2: Send disconnect failed -107 [ 456.559906][T25033] block nbd2: Disconnected due to user request. [ 456.560516][T25038] block nbd4: Disconnected due to user request. [ 456.583767][T25038] block nbd4: shutting down sockets [ 456.590951][T25033] block nbd2: shutting down sockets 10:10:20 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$dspn(&(0x7f0000000000)='/dev/dsp#\x00', 0x4, 0x440) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r3, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r3, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r3, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) recvmsg(r3, &(0x7f0000001300)={&(0x7f0000000040)=@hci={0x1f, 0x0}, 0x80, &(0x7f0000001200)=[{&(0x7f0000000200)=""/4096, 0x1000}, {&(0x7f00000000c0)=""/33, 0x21}, {&(0x7f0000000100)=""/169, 0xa9}], 0x3, &(0x7f0000001240)=""/173, 0xad}, 0x1) sendmsg$can_bcm(r2, &(0x7f0000001440)={&(0x7f0000001340)={0x1d, r4}, 0x10, &(0x7f0000001400)={&(0x7f0000001480)=ANY=[@ANYBLOB='\a\x00\x00\x00@\x00\x00\x00@\x00\x00\x00\x00\x00\x00\x00', @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYRES64=0x77359400, @ANYRES64=0x0, @ANYBLOB="04000020010000000100000006010000d7200057a5c6a0c3c66b9f283e549ca84f26cda17219f6455ead461d4405ac64ac82eee5bcd5f4cbc7a1244d611e8d2bca87f04c5709d54058632d8d5d695ec789df0d641df4a725c24889d23d2facc14b281aecd01326946179ae7accd8b796"], 0x80}, 0x1, 0x0, 0x0, 0x200000c1}, 0x8000) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:20 executing program 4: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) r3 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x305040, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r3, 0xc08c5334, &(0x7f0000000040)={0x1, 0xfffffffffffffffd, 0x9, 'queue0\x00', 0x9e}) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r5 = socket$alg(0x26, 0x5, 0x0) bind$alg(r5, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r7 = socket$alg(0x26, 0x5, 0x0) bind$alg(r7, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r7, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r7, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r7, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r8, 0x20000000000, r6, 0x0) ioctl$EVIOCSABS0(r6, 0x401845c0, &(0x7f0000000480)={0x4, 0xffffffff, 0x100, 0x3, 0xffffffff, 0x9}) accept$alg(r5, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) r10 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r11 = socket$alg(0x26, 0x5, 0x0) bind$alg(r11, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r11, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r11, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r11, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r12, 0x20000000000, r10, 0x0) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r10, 0xc04064a0, &(0x7f0000000600)={&(0x7f00000004c0)=[0x0, 0x0, 0x0], &(0x7f0000000500)=[0x0, 0x0], &(0x7f0000000540)=[0x0, 0x0, 0x0, 0x0], &(0x7f0000000580)=[0x0, 0x0], 0x3, 0x2, 0x4, 0x2}) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r9, 0x20000000000, r4, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000400)={r4, 0xc0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000140)=0x10001, 0x0, 0x0, 0x0, &(0x7f0000000180)={0x7, 0x4}, 0x0, 0x0, &(0x7f0000000280)={0x2, 0xe, 0x40, 0x80000001}, &(0x7f00000002c0)=0x1, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300)=0x6}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000440)=r13, 0x4) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r14 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r14, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) ioctl$sock_FIOGETOWN(r0, 0x8903, &(0x7f0000000100)=0x0) fcntl$setown(r14, 0x8, r15) [ 456.723272][T25052] block nbd2: shutting down sockets [ 456.745633][T25054] block nbd4: NBD_DISCONNECT 10:10:20 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 456.771686][T25054] block nbd4: Send disconnect failed -107 [ 456.780013][T25056] block nbd2: shutting down sockets [ 456.853753][T25054] block nbd4: Disconnected due to user request. [ 456.865667][T25054] block nbd4: shutting down sockets 10:10:20 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:20 executing program 4: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = geteuid() syz_mount_image$jfs(&(0x7f0000000000)='jfs\x00', &(0x7f0000000040)='./file0\x00', 0x6, 0x1, &(0x7f0000000100)=[{&(0x7f0000000080)="d98da1fc3e5e903d37f3e2634e3d82b4a0d9f61ce9aae475f75de6cf0263b66d73950ecd55534284e27acdb4d1d35a39cdf471bc753e7783992b1f01b7ea7b2fabc5e9f6ac67729445b56448009dc6", 0x4f, 0x7}], 0x80, &(0x7f0000000200)=ANY=[@ANYBLOB="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", @ANYRESDEC=r2, @ANYBLOB="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"]) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) syz_mount_image$vfat(&(0x7f0000000540)='vfat\x00', &(0x7f00000002c0)='./file0\x00', 0x800000000e004, 0x1, &(0x7f0000000140)=[{&(0x7f0000010000)="eb3c906d6b66732e666174000204010002000270fff8", 0x16}], 0x0, 0x0) r5 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0) fchdir(r5) r6 = open(&(0x7f00000001c0)='./bus\x00', 0x40042, 0x78) write$binfmt_aout(r6, &(0x7f0000000440)=ANY=[@ANYBLOB="5384919b821557d46a52149fbb605d7089f369ae5e1561006bbfd8098fbf08f3d8dc8c6ea137b790a2ae60fa84b00defa47b932e503ce75d6c7272d61e38b6c751279a82c0f78aad6596640abeada6df2cce4bdd77a22d2feb472ec6a4a407722d554e4ea2a0cff6dada699df9527929002e12f490260befe37c8264f7ef2fcba0663ba31c3ea65eb48f5301000000d6f07ed9f646e1ca6b6a51bde6b375f9484aa4aae65c3cdea2de7ca2268488338c36"], 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) unlink(&(0x7f0000000040)='./bus\x00') sendfile(r6, r6, &(0x7f0000000000), 0x8080fffffffe) mkdir(&(0x7f0000000740)='./file0\x00', 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x4, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r7, 0x20000000000, r3, 0x0) ioctl$KVM_DEASSIGN_DEV_IRQ(r3, 0x4040ae75, &(0x7f0000000140)={0x401, 0xc4f3, 0x6}) r8 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r8, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 456.997652][T25063] JFS: discard option not supported on device [ 457.011651][T25063] jfs: Unrecognized mount option "þ»šòpÔ[Semount-ro" or missing value 10:10:21 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 457.250820][T25040] block nbd3: shutting down sockets [ 457.279697][T25063] block nbd4: shutting down sockets 10:10:21 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab08) 10:10:21 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x6], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:21 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = accept4$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x0, 0x0, @mcast1}, &(0x7f00000002c0)=0xffffffffffffff59, 0x7fffc) write$binfmt_script(r3, &(0x7f00000005c0)=ANY=[@ANYBLOB="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"], 0x16c) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) r5 = getpid() fstat(r3, &(0x7f00000007c0)={0x0, 0x0, 0x0, 0x0, 0x0}) r7 = getgid() r8 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r8, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r8, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r8, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) getsockopt$SO_COOKIE(r8, 0x1, 0x39, &(0x7f0000000380), &(0x7f00000003c0)=0x8) r9 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r9, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r10 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r10, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r11 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r11, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r12 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r12, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r13 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r13, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) sendmsg$unix(r4, &(0x7f0000000900)={&(0x7f00000004c0)=@file={0x1, './file1\x00'}, 0x6e, &(0x7f0000000580)=[{&(0x7f0000000540)="efbb199fe00f5f941bdcd2d6265d79a9d01bb1aa5cba72bc3f0ac47a9a6da9c07ed17323502a", 0x26}, {&(0x7f0000000740)="223ce1a683c50db856b3f5a8023f65749b7b8c6c5d0cb7fc7a825022dd9d8285e5b0e7ef362c12c465fb09bb90aba9a1c042fb19679a68b55d7041bb6e85229ea7a1ad7bf9b1938d85419527fc4dd7d81fcf2977fe4db6a08de556549bd61b50b68b6783da84cabd3ad46f77d0e9f22124183924", 0x74}], 0x225, &(0x7f0000000fc0)=ANY=[@ANYBLOB="20000000000000000100000001000000", @ANYRESDEC, @ANYRES32=r3, @ANYRES32=r3, @ANYPTR64=&(0x7f0000000a40)=ANY=[@ANYRES64, @ANYRES64=r5, @ANYRESOCT=r12, @ANYPTR=&(0x7f0000000300)=ANY=[@ANYPTR64, @ANYPTR64], @ANYRESOCT=r13, @ANYRES64=r6], @ANYBLOB="1c457e00000000000100000002000000", @ANYRES32=r5, @ANYRES32=r6, @ANYRES32=r7, @ANYBLOB="0000000018000000000000000100000001000000", @ANYRES32=r3, @ANYRES32=r3, @ANYRESOCT=r5, @ANYRES32=r3, @ANYRES32=r3, @ANYRES32=r3, @ANYRES32=r10, @ANYRES32=r3, @ANYRES32=r3, @ANYRES32=r3, @ANYRES32=r3, @ANYBLOB="28000000000000000100000001000000", @ANYRES32=r3, @ANYRES32=r3, @ANYRES32=r3, @ANYRES32=r3, @ANYRESOCT=r9, @ANYBLOB="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"], 0xda, 0x40010}, 0x8000) r14 = accept4$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x0, 0x0, @mcast1}, &(0x7f00000002c0)=0xffffffffffffff59, 0x7fffc) r15 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000280)='/dev/capi20\x00', 0x40000, 0x0) write$binfmt_script(r15, &(0x7f0000000240)=ANY=[@ANYRESDEC=r14], 0x14) r16 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) r17 = getpid() fstat(r14, &(0x7f00000007c0)={0x0, 0x0, 0x0, 0x0, 0x0}) r19 = getgid() sendmsg$unix(r16, &(0x7f0000000900)={&(0x7f00000004c0)=@file={0x1, './file1\x00'}, 0x6e, &(0x7f0000000580)=[{&(0x7f0000000540)="efbb199fe00f5f941bdcd2d6265d79a9d01bb1aa5cba72bc3f0ac47a9a6da9c07ed17323502a", 0x26}, {&(0x7f0000000740)="223ce1a683c50db856b3f5a8023f65749b7b8c6c5d0cb7fc7a825022dd9d8285e5b0e7ef362c12c465fb09bb90aba9a1c042fb19679a68b55d7041bb6e85229ea7a1ad7bf9b1938d85419527fc4dd7d81fcf2977fe4db6a08de556549bd61b50b68b6783da84cabd3ad46f77d0e9f22124183924", 0x74}], 0x2, &(0x7f0000000840)=[@rights={{0x20, 0x1, 0x1, [r14, r14, r14, r14]}}, @cred={{0x1c, 0x1, 0x2, {r17, r18, r19}}}, @rights={{0x18, 0x1, 0x1, [r14, r14]}}, @rights={{0x30, 0x1, 0x1, [r14, r14, r14, r14, r14, r14, r14, r14]}}, @rights={{0x28, 0x1, 0x1, [r14, r14, r14, r14, r14, r14]}}], 0xb0, 0x40010}, 0x8000) r20 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r20, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r20, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r20, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) r21 = geteuid() syz_mount_image$gfs2(&(0x7f0000000000)='gfs2\x00', &(0x7f0000000040)='./file0\x00', 0x1f, 0x2, &(0x7f0000000200)=[{&(0x7f0000000080)="0c4272ef4c88412825f3266f8a0023ba59d33f65661b8d9d0f113a20a1f9ce96b4bff2765f065da16f0487ca51fab2e2ef483b748591e845172f51c666cbf2606da728a21036377edf28aa6696fc41dc36db7dba1645aad187ea7cce38db099b4a516235fd8de58f61882059d15cc7e6b2b2d9a9c129fdd11a24fc55fb49b335d4efc4a8c4bd64076f4778e7dcf550adabe392b478df6483d6e6", 0x9a, 0xfffffffffffffff8}, {&(0x7f0000000140)="732622a13ec7bb316b6d9325c6d1b8f2dc93cf7615c7c3b378f17c876dec2864b5cb4d3bc3c7f6031463598b5efa9fe3e9f0b166c41e1ed9da0fbb0b776f85cb96073798e81b9c45966ccccc460dd0c7d2daa8da40a5f270aa0f3ddfdeae0d110d", 0x61, 0x9}], 0x10000, &(0x7f0000000b00)=ANY=[@ANYBLOB="71756f74613d6f6e2c73656e743d3078303030303030303030303030303034302c6c6f63616c666c6f636b732c646174613d6f7264657265642c7569643ee90f2d224d94ca699f2dc671924826b1fd7169575dcf4085ff11ee36cee707fed6cfecbabc905ddc7f7289296a85d99cb0a8fd7f27caeed5355c900f07135c95a4544cfcbee82fa823bbddd05f9f9af0b2adb7da1b9028cc987415a56ffc7bae4b884c9db9d0ce931629cb512a91dfac4a7c6068702dbbf729dce5d836d39e28a718057a4c826935e7c144c0160aaf5fc6d91aca26ed78a80360cdfa9d019f5d4ae5de3eddd22f67ba5e5e1026", @ANYRESDEC=r6, @ANYBLOB=',euid>', @ANYRESDEC=r18, @ANYBLOB=',context=system_u,fowner<', @ANYRESDEC, @ANYBLOB=',uid<', @ANYRESDEC=0xee01, @ANYBLOB=',context=sysadm_u,dont_hash,uid<', @ANYRESDEC=r21, @ANYBLOB="2c00a94fc076b12cc07cae4c2da9"]) 10:10:21 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x5450) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:21 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 457.394660][T25076] block nbd2: NBD_DISCONNECT [ 457.407116][T25076] block nbd2: Send disconnect failed -107 [ 457.445693][T25083] block nbd2: Disconnected due to user request. [ 457.460026][T25083] block nbd2: shutting down sockets [ 457.493597][T25085] block nbd4: shutting down sockets 10:10:21 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x600], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 457.520117][T25088] block nbd3: NBD_DISCONNECT 10:10:21 executing program 4 (fault-call:6 fault-nth:0): mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:21 executing program 2: r0 = socket(0x4, 0x8000a, 0x4) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 457.541602][T25088] block nbd3: Send disconnect failed -107 [ 457.684644][T25094] block nbd2: NBD_DISCONNECT [ 457.689507][T25093] FAULT_INJECTION: forcing a failure. [ 457.689507][T25093] name failslab, interval 1, probability 0, space 0, times 0 [ 457.750419][T25093] CPU: 1 PID: 25093 Comm: syz-executor.4 Not tainted 5.3.0-next-20190916 #0 [ 457.759127][T25093] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 457.769184][T25093] Call Trace: [ 457.772469][T25093] dump_stack+0x172/0x1f0 [ 457.776796][T25093] should_fail.cold+0xa/0x15 [ 457.781377][T25093] ? userfaultfd_ioctl+0x3aa0/0x3aa0 [ 457.786671][T25093] ? fault_create_debugfs_attr+0x180/0x180 [ 457.792491][T25093] ? kernel_init_free_pages+0x120/0x120 [ 457.798303][T25093] ? ___might_sleep+0x163/0x2c0 [ 457.803163][T25093] __should_failslab+0x121/0x190 [ 457.808107][T25093] should_failslab+0x9/0x14 [ 457.812612][T25093] kmem_cache_alloc+0x2aa/0x710 [ 457.817471][T25093] ? __might_sleep+0x95/0x190 [ 457.822147][T25093] __anon_vma_prepare+0x62/0x3c0 [ 457.827091][T25093] __handle_mm_fault+0x36c5/0x4040 [ 457.832210][T25093] ? vmf_insert_mixed_mkwrite+0x40/0x40 [ 457.837762][T25093] ? handle_mm_fault+0x292/0xaa0 [ 457.842703][T25093] ? __kasan_check_read+0x11/0x20 [ 457.847737][T25093] ? __this_cpu_preempt_check+0x3a/0x210 [ 457.853378][T25093] ? trace_hardirqs_on+0x67/0x240 [ 457.858411][T25093] handle_mm_fault+0x3b7/0xaa0 [ 457.863182][T25093] __do_page_fault+0x536/0xdd0 [ 457.867955][T25093] do_page_fault+0x38/0x590 [ 457.872463][T25093] page_fault+0x39/0x40 [ 457.876635][T25093] RIP: 0010:__put_user_4+0x1c/0x30 [ 457.881746][T25093] Code: 1f 00 c3 90 66 2e 0f 1f 84 00 00 00 00 00 65 48 8b 1c 25 40 fe 01 00 48 8b 9b 58 14 00 00 48 83 eb 03 48 39 d9 73 3f 0f 1f 00 <89> 01 31 c0 0f 1f 00 c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 65 48 [ 457.901353][T25093] RSP: 0018:ffff88809f97fab8 EFLAGS: 00010297 [ 457.907423][T25093] RAX: 0000000000000008 RBX: 00007fffffffeffd RCX: 0000000020002000 [ 457.915404][T25093] RDX: 00000000000002c7 RSI: ffffffff819dc8a3 RDI: 0000000000000282 [ 457.923384][T25093] RBP: ffff88809f97fdb0 R08: 1ffffffff138b670 R09: fffffbfff138b671 [ 457.931362][T25093] R10: fffffbfff138b670 R11: ffffffff89c5b387 R12: 0000000000000000 [ 457.939337][T25093] R13: ffff88809f97fb80 R14: ffff88805575b340 R15: 1ffff11013f2ff64 [ 457.947328][T25093] ? __might_fault+0x1a3/0x1e0 [ 457.952103][T25093] ? sctp_getsockopt+0x2548/0x6e4c [ 457.957246][T25093] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 457.963492][T25093] ? _kstrtoull+0x14c/0x200 [ 457.968024][T25093] ? _parse_integer+0x190/0x190 [ 457.972886][T25093] ? sctp_getsockopt_peeloff_common.isra.0+0x270/0x270 [ 457.980002][T25093] ? kstrtouint+0x142/0x1a0 [ 457.984512][T25093] ? __fget+0x35d/0x560 [ 457.988666][T25093] ? __kasan_check_read+0x11/0x20 [ 457.993694][T25093] ? lock_downgrade+0x920/0x920 [ 457.998545][T25093] ? __fget+0xa3/0x560 [ 458.002622][T25093] ? ___might_sleep+0x163/0x2c0 [ 458.007473][T25093] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 458.013715][T25093] ? aa_label_sk_perm+0x91/0xf0 [ 458.018574][T25093] ? aa_sk_perm+0x288/0x880 [ 458.023090][T25093] sock_common_getsockopt+0x94/0xd0 [ 458.028288][T25093] ? sock_common_getsockopt+0x94/0xd0 [ 458.033659][T25093] __sys_getsockopt+0x16d/0x310 [ 458.038517][T25093] ? kernel_accept+0x310/0x310 [ 458.043283][T25093] ? switch_fpu_return+0x1fa/0x4f0 [ 458.048399][T25093] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 458.054474][T25093] __x64_sys_getsockopt+0xbe/0x150 [ 458.059611][T25093] do_syscall_64+0xfa/0x760 [ 458.064136][T25093] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 458.070029][T25093] RIP: 0033:0x4598e9 [ 458.073923][T25093] 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 [ 458.093526][T25093] RSP: 002b:00007f24677dac78 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 10:10:22 executing program 2: r0 = creat(&(0x7f0000000000)='./file0\x00', 0x8) write$P9_RUNLINKAT(r0, &(0x7f0000000080)={0x7, 0x4d, 0x2}, 0x7) r1 = socket(0x1, 0x2, 0x0) r2 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r1) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab08) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 10:10:22 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 458.101941][T25093] RAX: ffffffffffffffda RBX: 00007f24677dac90 RCX: 00000000004598e9 [ 458.109912][T25093] RDX: 0000000000000076 RSI: 0000000000000084 RDI: 0000000000000004 [ 458.117888][T25093] RBP: 000000000075bf20 R08: 0000000020002000 R09: 0000000000000000 [ 458.125864][T25093] R10: 0000000020013ff4 R11: 0000000000000246 R12: 00007f24677db6d4 [ 458.133840][T25093] R13: 00000000004cc188 R14: 00000000004d3288 R15: 0000000000000005 10:10:22 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r4, 0x20000000000, r2, 0x0) setsockopt$XDP_RX_RING(r2, 0x11b, 0x2, &(0x7f0000000000)=0x226801, 0x4) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab03) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r7 = socket$alg(0x26, 0x5, 0x0) bind$alg(r7, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r7, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r7, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r7, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r8, 0x20000000000, r6, 0x0) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffffff, 0xc00c642e, &(0x7f0000000080)={0x0, 0x180000, r6}) ioctl$DRM_IOCTL_GEM_CLOSE(r2, 0x40086409, &(0x7f00000000c0)={r9}) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:22 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x1000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 458.219048][T25080] block nbd3: Disconnected due to user request. [ 458.230179][T25080] block nbd3: shutting down sockets [ 458.232066][T25102] block nbd2: NBD_DISCONNECT [ 458.254143][T25102] block nbd2: Send disconnect failed -107 [ 458.268618][T25102] block nbd2: Disconnected due to user request. [ 458.275443][T25102] block nbd2: shutting down sockets [ 458.286720][T25111] block nbd5: shutting down sockets 10:10:22 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab09) 10:10:22 executing program 4 (fault-call:6 fault-nth:1): mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:22 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r4, 0x20000000000, r2, 0x0) ioctl$LOOP_CTL_GET_FREE(r2, 0x4c82) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 458.334274][T25111] block nbd5: shutting down sockets [ 458.339986][T25113] block nbd2: NBD_DISCONNECT 10:10:22 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x506a1) r3 = syz_open_dev$usbmon(&(0x7f0000000000)='/dev/usbmon#\x00', 0x40, 0x31332c34591b573e) ioctl$NBD_SET_SIZE_BLOCKS(r3, 0xab07, 0x992c) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:22 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:22 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x6000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 458.485196][T25133] block nbd5: shutting down sockets [ 458.491331][T25128] block nbd2: shutting down sockets [ 458.519460][T25127] block nbd2: shutting down sockets 10:10:22 executing program 2: r0 = socket(0x1, 0x2, 0x7) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) prctl$PR_GET_TID_ADDRESS(0x28, &(0x7f0000000080)) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) r3 = socket$inet6(0xa, 0x5, 0x0) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f00000000c0)={0x0, 0x10, &(0x7f0000000100)=[@in={0x2, 0x0, @loopback}]}, &(0x7f0000000040)=0x10) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, r4}, 0x20) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:22 executing program 5: sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5, 0x0, 0x0, 0x2}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$VIDIOC_S_FMT(r3, 0xc0d05605, &(0x7f0000000080)={0xb, @raw_data="eca406b5e5e8849db528e2da6c21278fb36bdbe188a970e1630a2cfd0d04aef6074b156f6fbed318c6d9b19ce43827897a829b82ad08aca46b45601ec28cb594742385c3b76e6fab9fe44d489dcae0457251e1edc10dde9b0461ee1a6f4170798a9528f61afa1be50c9388f943d3cda5e28f4eef512a2f4391a1f095ade652d19d126ec313f3021a2731cf9c1fd32cc8262705390bef1b84eb1a360a86f727fa75b39915b88139c46f726f1797ebf971a264a95f1100d6b915b749470dd317f4e69bde83ad65d2a0"}) setsockopt$inet6_icmp_ICMP_FILTER(r0, 0x1, 0x1, &(0x7f0000000000)={0x8001}, 0x4) socket$inet6(0xa, 0x4, 0x4) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 458.552561][T25124] block nbd5: shutting down sockets 10:10:22 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x2, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:22 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:22 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x3, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 458.662017][T25143] block nbd2: NBD_DISCONNECT 10:10:22 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x100000000000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 458.726128][T25155] block nbd5: shutting down sockets 10:10:23 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab0a) 10:10:23 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) r6 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r6, &(0x7f0000000140)={0x2, 0x4e23, @multicast2}, 0x10) sendto$inet(r6, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r6, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) r7 = socket$inet_sctp(0x2, 0x5, 0x84) r8 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r8, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r7, 0x84, 0x7b, &(0x7f0000000000)={r9}, &(0x7f0000000040)=0x8) getitimer(0x1, &(0x7f0000000180)) getsockopt$inet_sctp_SCTP_ASSOCINFO(r6, 0x84, 0x1, &(0x7f0000000000)={r9, 0x80000001, 0x6, 0x1, 0x0, 0x5}, &(0x7f0000000040)=0x14) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r3, 0x84, 0x71, &(0x7f0000000080)={r10, 0x3}, &(0x7f00000000c0)=0x8) 10:10:23 executing program 5: sched_setattr(0x0, &(0x7f0000000000)={0x30, 0x2, 0x0, 0x7fffffff, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x10000) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) bind$alg(r0, &(0x7f0000000040)={0x26, 'skcipher\x00', 0x0, 0x0, 'xchacha20-simd\x00'}, 0x58) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:23 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x4, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:23 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\xff', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:23 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x600000000000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 459.172043][T25165] block nbd3: Device being setup by another task [ 459.180551][T25119] block nbd3: shutting down sockets 10:10:23 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:23 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x6, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 459.292387][T25175] block nbd2: NBD_DISCONNECT [ 459.297069][T25175] block nbd2: Send disconnect failed -107 10:10:23 executing program 5: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer2\x00', 0x480000, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x10, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) ioctl$TUNSETLINK(r0, 0x400454cd, 0x30c) prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) ioctl$EVIOCGKEY(r0, 0x80404518, &(0x7f0000000080)=""/47) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r3 = socket(0x1, 0x2, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) 10:10:23 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x6], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 459.337705][T25183] block nbd2: Disconnected due to user request. [ 459.358561][T25183] block nbd2: shutting down sockets 10:10:23 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x7, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 459.435198][T25175] block nbd2: NBD_DISCONNECT [ 459.464061][T25175] block nbd2: Send disconnect failed -107 [ 459.464092][T25194] block nbd5: shutting down sockets [ 459.495547][T25175] block nbd2: Disconnected due to user request. [ 459.515613][T25194] block nbd5: shutting down sockets [ 459.524373][T25175] block nbd2: shutting down sockets 10:10:23 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x8, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:24 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab10) 10:10:24 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000001340), 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x1, 0x0, 0x0, 0x7f}, 0x0) r3 = socket(0x1, 0x2, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000000100)={0x0, 0x0, 0x0}, &(0x7f0000000140)=0xc) r5 = accept4$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x0, 0x0, @mcast1}, &(0x7f00000002c0)=0xffffffffffffff59, 0x7fffc) write$binfmt_script(r5, &(0x7f00000005c0)=ANY=[@ANYBLOB="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"], 0x16c) r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) r7 = getpid() fstat(r5, &(0x7f00000007c0)={0x0, 0x0, 0x0, 0x0, 0x0}) r9 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r10 = socket$alg(0x26, 0x5, 0x0) bind$alg(r10, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r10, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r10, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r10, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r11, 0x20000000000, r9, 0x0) ioctl$BLKBSZSET(r9, 0x40081271, &(0x7f0000001300)=0x7ff) ioctl$KDSKBMODE(r6, 0x4b45, &(0x7f0000000180)=0x6) r12 = getgid() uselib(&(0x7f00000012c0)='./file1\x00') sendmsg$unix(r6, &(0x7f0000000900)={&(0x7f00000004c0)=@file={0x1, './file1\x00'}, 0x6e, &(0x7f0000000580)=[{&(0x7f0000000540)="efbb199fe00f5f941bdcd2d6265d79a9d01bb1aa5cba72bc3f0ac47a9a6da9c07ed17323502a", 0x26}, {&(0x7f0000000740)="223ce1a683c50db856b3f5a8023f65749b7b8c6c5d0cb7fc7a825022dd9d8285e5b0e7ef362c12c465fb09bb90aba9a1c042fb19679a68b55d7041bb6e85229ea7a1ad7bf9b1938d85419527fc4dd7d81fcf2977fe4db6a08de556549bd61b50b68b6783da84cabd3ad46f77d0e9f22124183924", 0x74}], 0x2, &(0x7f0000000840)=[@rights={{0x20, 0x1, 0x1, [r5, r5, r5, r5]}}, @cred={{0x1c, 0x1, 0x2, {r7, r8, r12}}}, @rights={{0x18, 0x1, 0x1, [r5, r5]}}, @rights={{0x30, 0x1, 0x1, [r5, r5, r5, r5, r5, r5, r5, r5]}}, @rights={{0x28, 0x1, 0x1, [r5, r5, r5, r5, r5, r5]}}], 0xb0, 0x40010}, 0x8000) r13 = geteuid() syz_mount_image$hfs(&(0x7f0000000000)='hfs\x00', &(0x7f0000000080)='./file0\x00', 0x2ea6, 0x1, &(0x7f00000000c0)=[{&(0x7f00000002c0)="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", 0x1000, 0x241da1e7}], 0x1, &(0x7f0000000200)={[{@gid={'gid', 0x3d, r4}}, {@part={'part', 0x3d, 0x3}}, {@type={'type', 0x3d, "1a6e480a"}}, {@uid={'uid', 0x3d, r8}}, {@type={'type', 0x3d, "19db0679"}}], [{@hash='hash'}, {@fowner_gt={'fowner>', r13}}]}) r14 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r14, 0xab00, r3) r15 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r15, 0xab03) ioctl$NBD_CLEAR_SOCK(r14, 0xab04) 10:10:24 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) syz_open_dev$radio(&(0x7f0000000000)='/dev/radio#\x00', 0x0, 0x2) 10:10:24 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x9, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:24 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x600], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:24 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\xf6', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 460.098234][T25189] block nbd3: Device being setup by another task [ 460.109446][T25179] block nbd3: shutting down sockets [ 460.186782][T25214] block nbd2: NBD_DISCONNECT 10:10:24 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0xa, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 460.210476][T25214] block nbd2: Send disconnect failed -107 [ 460.227693][T25214] block nbd2: Disconnected due to user request. [ 460.235980][T25217] hfs: gid requires an argument [ 460.241623][T25214] block nbd2: shutting down sockets [ 460.255584][T25217] hfs: unable to parse mount options 10:10:24 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x1000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:24 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r7 = socket$alg(0x26, 0x5, 0x0) bind$alg(r7, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r7, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r7, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r7, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r8, 0x20000000000, r6, 0x0) setsockopt$TIPC_MCAST_REPLICAST(r6, 0x10f, 0x86) setxattr$security_smack_transmute(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000140)='security.SMACK64TRANSMUTE\x00', &(0x7f0000000180)='TRUE', 0x4, 0x1) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) ioctl$VT_DISALLOCATE(r3, 0x5608) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000080)={r9, 0x5, 0x1, 0xfffffffffffff33d, 0xfffffffffffffff7, 0x6}, 0x14) 10:10:24 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0xb, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 460.326634][T25217] block nbd5: shutting down sockets 10:10:24 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 460.393247][T25240] hfs: gid requires an argument [ 460.398149][T25240] hfs: unable to parse mount options [ 460.410282][T25238] block nbd2: NBD_DISCONNECT [ 460.419721][T25238] block nbd2: Send disconnect failed -107 [ 460.433119][T25238] block nbd2: Disconnected due to user request. 10:10:24 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0xc, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 460.448091][T25238] block nbd2: shutting down sockets [ 460.475624][T25238] block nbd2: NBD_DISCONNECT [ 460.487122][T25238] block nbd2: Send disconnect failed -107 [ 460.498474][T25248] block nbd2: Disconnected due to user request. [ 460.510434][T25248] block nbd2: shutting down sockets 10:10:25 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab12) 10:10:25 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) getsockopt$IP6T_SO_GET_REVISION_TARGET(r3, 0x29, 0x45, &(0x7f0000000000)={'TPROXY\x00'}, &(0x7f0000000080)=0x1e) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:25 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x6000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:25 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0xd, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:25 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00') sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r2, 0x200, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x100}, 0x14) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:25 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 461.053343][T25254] block nbd3: Device being setup by another task [ 461.064662][T25222] block nbd3: shutting down sockets [ 461.145717][T25260] block nbd2: NBD_DISCONNECT [ 461.163692][T25260] block nbd2: Send disconnect failed -107 [ 461.171396][T25260] block nbd2: Disconnected due to user request. [ 461.181182][T25260] block nbd2: shutting down sockets 10:10:25 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x100000000000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:25 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0xe, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 461.204882][T25274] block nbd5: shutting down sockets [ 461.221720][T25258] block nbd2: shutting down sockets 10:10:25 executing program 2: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = socket$inet_sctp(0x2, 0x5, 0x84) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r3, 0x84, 0x7b, &(0x7f0000000000)={r5}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000000)={r5, 0x0, 0x44ce6f4a, 0x7, 0xffffffffffff8000, 0x7ff}, 0x14) ioctl$NBD_CLEAR_SOCK(r2, 0xab08) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:25 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/sys/net/ipv4/vs/sync_persist_mode\x00', 0x2, 0x0) setsockopt$RDS_CANCEL_SENT_TO(r0, 0x114, 0x1, &(0x7f0000000100)={0x2, 0x4e21, @rand_addr=0xffffffffffffff81}, 0x10) fcntl$getownex(0xffffffffffffffff, 0x10, &(0x7f0000000000)={0x0, 0x0}) sched_setattr(r1, &(0x7f0000000040)={0x30, 0x2, 0x693b249201187ea9, 0x1000000000000, 0x100, 0x8000000000000, 0x8000}, 0x0) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000080)='/proc/self/net/pfkey\x00', 0x92000, 0x0) r2 = socket(0x1, 0x2, 0x0) r3 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r3, 0xab00, r2) r4 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) [ 461.277977][T25263] block nbd5: shutting down sockets 10:10:25 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0xf, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 461.382722][T25291] block nbd2: NBD_DISCONNECT [ 461.390786][T25291] block nbd2: Send disconnect failed -107 [ 461.403973][T25291] block nbd2: Disconnected due to user request. [ 461.411019][T25291] block nbd2: shutting down sockets [ 461.411939][T25295] block nbd5: shutting down sockets 10:10:25 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x10, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 461.456362][T25291] block nbd2: NBD_DISCONNECT [ 461.462484][T25291] block nbd2: Send disconnect failed -107 [ 461.475183][T25298] block nbd2: Disconnected due to user request. [ 461.487330][T25298] block nbd2: shutting down sockets [ 461.568606][T25300] sctp: [Deprecated]: syz-executor.4 (pid 25300) Use of struct sctp_assoc_value in delayed_ack socket option. [ 461.568606][T25300] Use struct sctp_sack_info instead [ 461.617556][T25302] sctp: [Deprecated]: syz-executor.4 (pid 25302) Use of struct sctp_assoc_value in delayed_ack socket option. [ 461.617556][T25302] Use struct sctp_sack_info instead 10:10:26 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab3b) 10:10:26 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x600000000000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:26 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:26 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000000)={0x30, 0x2, 0x0, 0xffffffff, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) r6 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r6, &(0x7f0000001ff0), 0x10) socketpair$tipc(0x1e, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) getpeername$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000180)=0x14) sendmsg$can_bcm(r6, &(0x7f0000000440)={&(0x7f0000000000)={0x1d, r8}, 0x10, &(0x7f0000000400)={&(0x7f0000000380)={0x0, 0x802, 0x0, {0x0, 0x7530}, {}, {}, 0x1, @canfd={{}, 0x0, 0x0, 0x0, 0x0, "f4c34d7ff78677f9610e54160c1e33965a52fd23c8d603f6962ef45e68ccd668649df967ef1d4eaf55225a9751cd751c4bbcbbe7a58dd556b29c9425e03f28df"}}, 0x80}}, 0x0) sendmsg$nl_route(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80488a}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB="54e600001c0000042cbd70003c592988a12dfeb4", @ANYRES32=r8, @ANYBLOB="81018c000c000200aaaaaaaaaaaa00001400030001010000bf060000a5060000ff070000080005000400000008000b0008000000080004008b070000"], 0x54}}, 0xbf9771a5b5f9bfab) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:26 executing program 2: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0xc, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:26 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x11, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 461.979403][T25303] block nbd3: Device being setup by another task [ 461.990164][T25267] block nbd3: shutting down sockets 10:10:26 executing program 2 (fault-call:3 fault-nth:0): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:26 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x6], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 462.133682][T25319] block nbd5: shutting down sockets 10:10:26 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x600], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:26 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x12, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 462.198271][T25324] FAULT_INJECTION: forcing a failure. [ 462.198271][T25324] name failslab, interval 1, probability 0, space 0, times 0 [ 462.216436][T25330] block nbd5: shutting down sockets [ 462.265179][T25324] CPU: 0 PID: 25324 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 462.273920][T25324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 462.284000][T25324] Call Trace: [ 462.287416][T25324] dump_stack+0x172/0x1f0 [ 462.291902][T25324] should_fail.cold+0xa/0x15 [ 462.291924][T25324] ? fault_create_debugfs_attr+0x180/0x180 [ 462.291948][T25324] ? kernel_init_free_pages+0x120/0x120 [ 462.302593][T25324] ? ___might_sleep+0x163/0x2c0 [ 462.302614][T25324] __should_failslab+0x121/0x190 [ 462.302632][T25324] should_failslab+0x9/0x14 [ 462.302647][T25324] __kmalloc_track_caller+0x2dc/0x760 [ 462.302670][T25324] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 462.302685][T25324] ? fput_many+0x12c/0x1a0 [ 462.302700][T25324] ? strndup_user+0x77/0xd0 [ 462.302720][T25324] memdup_user+0x26/0xb0 [ 462.302738][T25324] strndup_user+0x77/0xd0 [ 462.302759][T25324] ksys_mount+0x3c/0x150 [ 462.302779][T25324] __x64_sys_mount+0xbe/0x150 [ 462.302803][T25324] do_syscall_64+0xfa/0x760 [ 462.302827][T25324] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 462.302841][T25324] RIP: 0033:0x4598e9 [ 462.302859][T25324] 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 [ 462.302868][T25324] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 462.403593][T25324] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 10:10:26 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x13, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:26 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(0xffffffffffffffff, 0x84, 0x6b, &(0x7f0000000100)=[@in6={0xa, 0x4e23, 0x7, @rand_addr="b653e6c7ac29ca56c41bf108c2313234", 0x3}, @in={0x2, 0x4e24, @remote}, @in6={0xa, 0x4e20, 0x2, @initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x10000}, @in={0x2, 0x4e23, @broadcast}], 0x58) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 462.411725][T25324] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 462.419738][T25324] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 462.428031][T25324] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 462.436023][T25324] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 [ 462.580122][T25344] block nbd5: shutting down sockets [ 462.610468][T25344] block nbd5: shutting down sockets 10:10:26 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab63) 10:10:26 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:26 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x1000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:26 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x14, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:26 executing program 2 (fault-call:3 fault-nth:1): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:26 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) openat$md(0xffffffffffffff9c, &(0x7f0000000000)='/dev/md0\x00', 0x800, 0x0) [ 462.923495][T25346] block nbd3: Device being setup by another task [ 462.935021][T25317] block nbd3: shutting down sockets 10:10:27 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x6000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 463.040695][T25352] FAULT_INJECTION: forcing a failure. [ 463.040695][T25352] name failslab, interval 1, probability 0, space 0, times 0 [ 463.067169][T25361] block nbd5: shutting down sockets [ 463.074157][T25352] CPU: 1 PID: 25352 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 463.082986][T25352] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 463.082992][T25352] Call Trace: [ 463.083013][T25352] dump_stack+0x172/0x1f0 [ 463.083031][T25352] should_fail.cold+0xa/0x15 [ 463.083050][T25352] ? fault_create_debugfs_attr+0x180/0x180 [ 463.096459][T25352] ? kernel_init_free_pages+0x120/0x120 [ 463.096481][T25352] ? ___might_sleep+0x163/0x2c0 [ 463.105379][T25352] __should_failslab+0x121/0x190 [ 463.105399][T25352] should_failslab+0x9/0x14 [ 463.116728][T25352] kmem_cache_alloc_trace+0x2d3/0x790 [ 463.116746][T25352] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 463.116759][T25352] ? _copy_from_user+0x12c/0x1a0 [ 463.116778][T25352] copy_mount_options+0x5c/0x3f0 [ 463.152813][T25352] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 463.159156][T25352] ksys_mount+0xa7/0x150 [ 463.163410][T25352] __x64_sys_mount+0xbe/0x150 [ 463.168099][T25352] do_syscall_64+0xfa/0x760 [ 463.172614][T25352] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 463.178507][T25352] RIP: 0033:0x4598e9 [ 463.182421][T25352] 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 [ 463.202156][T25352] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 463.210590][T25352] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 463.218572][T25352] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 463.226553][T25352] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 10:10:27 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x15, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 463.234533][T25352] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 463.242524][T25352] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 10:10:27 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x100000000000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 463.310756][T25361] block nbd5: shutting down sockets 10:10:27 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:27 executing program 5: r0 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x9, 0x80500) ioctl$KVM_KVMCLOCK_CTRL(r0, 0xaead) prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x0, 0x200807fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) ioctl$sock_inet_SIOCSIFNETMASK(r2, 0x891c, &(0x7f0000000140)={'veth1_to_bridge\x00', {0x2, 0x4e21, @multicast1}}) arch_prctl$ARCH_SET_GS(0x1001, 0x9) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x7f85, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r4, 0x20000000000, r1, 0x0) ioctl$KDENABIO(r1, 0x4b36) r5 = socket(0x1, 0x2, 0x0) r6 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r6, 0xab00, r5) setsockopt(0xffffffffffffffff, 0x7, 0x7, &(0x7f0000000080)="e6704f60db5f4612fec020d6471779648fc4cd5cdb2f79819fe455e9e6ff6149cc10557c80111d6b7c466fed667ed19a4435b270c3919740fa9d64e02273de9c933fd5", 0x43) r7 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r8 = socket$alg(0x26, 0x5, 0x0) bind$alg(r8, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r8, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r8, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r8, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r9, 0x20000000000, r7, 0x0) mq_notify(r7, &(0x7f0000000180)={0x0, 0x24, 0x2, @thr={&(0x7f00000002c0)="ed076b471d3bd0088e7956e5c8a22bbe364a2384c86da1dcae427416e5f56f8134c74cc2f60bdba522347cde7e9cf459561ac86724fb06376303e68ba7f4cdaac82f7be932a2c3f73005edf05a69ab3dafb2c426e6f5bd082f87a1f44641ab4dd8934b87521f8f346eec248534c1f24c4f3ab17faa8dd4835824802f098608a483a813f23715d80e34", &(0x7f0000000380)="76927c3737158b39a0618c03399a7a999f8ceb0bd83c3a43d7eb0d54cb8b1b11e84998ae18866457305903bccd35de33968bf1c976fcd9083db81c0c7e5f535cafb37a50f002e2e4c92560e75d39204fa8365f4254493c2e7b7fdf7f48a9643b9cf417930cd8674212d80757d61e8871d7b5599ca4f9b83e736e954da3459c921fc6073a3e615f6b729a4263e158425f8adb52a4d41272cda10e673e4623efd9f17ad0205bf3684733c891ed7d6e17d68ebf7cb6bc1b6500f5658026d09ceafb06fae5991a3d3692c92a40ed9ac02136a23e3db1ac3936"}}) r10 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r10, 0xab03) ioctl$NBD_CLEAR_SOCK(r6, 0xab04) 10:10:27 executing program 2 (fault-call:3 fault-nth:2): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) [ 463.540200][T25385] block nbd5: shutting down sockets [ 463.787713][T25387] FAULT_INJECTION: forcing a failure. [ 463.787713][T25387] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 463.802136][T25387] CPU: 1 PID: 25387 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 463.810863][T25387] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 463.820932][T25387] Call Trace: [ 463.824240][T25387] dump_stack+0x172/0x1f0 [ 463.828585][T25387] should_fail.cold+0xa/0x15 [ 463.833288][T25387] ? do_syscall_64+0xfa/0x760 [ 463.838266][T25387] ? fault_create_debugfs_attr+0x180/0x180 [ 463.844096][T25387] ? perf_trace_lock+0xeb/0x4c0 [ 463.848969][T25387] should_fail_alloc_page+0x50/0x60 [ 463.854177][T25387] __alloc_pages_nodemask+0x1a1/0x900 [ 463.859564][T25387] ? refcount_dec_not_one+0x1f0/0x1f0 [ 463.864951][T25387] ? __alloc_pages_slowpath+0x28e0/0x28e0 [ 463.866915][T25388] block nbd3: Device being setup by another task [ 463.870683][T25387] ? fs_reclaim_acquire.part.0+0x30/0x30 [ 463.870696][T25387] ? __kasan_check_read+0x11/0x20 [ 463.870717][T25387] ? fault_create_debugfs_attr+0x180/0x180 [ 463.893824][T25360] block nbd3: shutting down sockets [ 463.894463][T25387] cache_grow_begin+0x90/0xd20 [ 463.904690][T25387] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 463.911095][T25387] kmem_cache_alloc_trace+0x6b3/0x790 [ 463.916493][T25387] copy_mount_options+0x5c/0x3f0 [ 463.921791][T25387] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 463.928056][T25387] ksys_mount+0xa7/0x150 [ 463.932321][T25387] __x64_sys_mount+0xbe/0x150 [ 463.937153][T25387] do_syscall_64+0xfa/0x760 [ 463.941789][T25387] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 463.947695][T25387] RIP: 0033:0x4598e9 [ 463.951693][T25387] 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 [ 463.971315][T25387] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 463.971328][T25387] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 10:10:28 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xaf01) 10:10:28 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x16, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:28 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x600000000000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:28 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x80008d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) socket$inet6(0xa, 0x3, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:28 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 463.971334][T25387] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 463.971341][T25387] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 463.971347][T25387] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 463.971363][T25387] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 10:10:28 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x6], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:28 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x17, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 464.193755][T25397] block nbd5: shutting down sockets [ 464.207147][T25411] block nbd5: shutting down sockets 10:10:28 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:28 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x600], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:28 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dlm-monitor\x00', 0x101000, 0x0) ioctl$SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS(r3, 0xc0045516, &(0x7f0000000080)=0xd944) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r5 = socket$alg(0x26, 0x5, 0x0) bind$alg(r5, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r5, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r6, 0x20000000000, r4, 0x0) r7 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r7, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r8 = syz_open_dev$sndctrl(&(0x7f00000000c0)='/dev/snd/controlC#\x00', 0x0, 0x107882) r9 = syz_open_dev$admmidi(&(0x7f0000000100)='/dev/admmidi#\x00', 0x20, 0x800) r10 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r10, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r11 = dup3(r10, r1, 0x80000) io_uring_register$IORING_REGISTER_FILES(r4, 0x2, &(0x7f0000000140)=[r7, r8, r9, r11, r2], 0x5) 10:10:28 executing program 2 (fault-call:3 fault-nth:3): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:28 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x18, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 464.397088][T25430] block nbd5: shutting down sockets [ 464.456423][T25432] FAULT_INJECTION: forcing a failure. [ 464.456423][T25432] name failslab, interval 1, probability 0, space 0, times 0 [ 464.476281][T25432] CPU: 0 PID: 25432 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 464.484993][T25432] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 464.495077][T25432] Call Trace: [ 464.498388][T25432] dump_stack+0x172/0x1f0 [ 464.502971][T25432] should_fail.cold+0xa/0x15 [ 464.507579][T25432] ? fault_create_debugfs_attr+0x180/0x180 [ 464.513405][T25432] ? ___might_sleep+0x163/0x2c0 [ 464.518357][T25432] __should_failslab+0x121/0x190 [ 464.523309][T25432] should_failslab+0x9/0x14 [ 464.527886][T25432] __kmalloc+0x2e0/0x770 [ 464.532146][T25432] ? save_stack+0x5c/0x90 [ 464.536490][T25432] ? save_stack+0x23/0x90 [ 464.540910][T25432] ? tomoyo_encode2.part.0+0xf5/0x400 [ 464.546304][T25432] tomoyo_encode2.part.0+0xf5/0x400 [ 464.551648][T25432] ? do_syscall_64+0xfa/0x760 [ 464.556336][T25432] tomoyo_encode+0x2b/0x50 [ 464.560763][T25432] tomoyo_mount_acl+0xe0/0x840 [ 464.565537][T25432] ? __kasan_check_read+0x11/0x20 [ 464.570574][T25432] ? __kasan_check_write+0x14/0x20 [ 464.575690][T25432] ? lock_downgrade+0x920/0x920 [ 464.580537][T25432] ? tomoyo_check_mount_acl+0x1b0/0x1b0 [ 464.586079][T25432] ? debug_check_no_obj_freed+0xc0/0x43f [ 464.591708][T25432] ? trace_hardirqs_off+0x62/0x240 [ 464.596827][T25432] ? lock_acquire+0x190/0x410 [ 464.601554][T25432] ? tomoyo_mount_permission+0x10a/0x410 [ 464.607183][T25432] tomoyo_mount_permission+0x16a/0x410 [ 464.612637][T25432] ? tomoyo_mount_permission+0x10a/0x410 [ 464.618310][T25432] ? tomoyo_mount_acl+0x840/0x840 [ 464.623422][T25432] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.629659][T25432] ? strncpy_from_user+0x2b4/0x400 [ 464.634800][T25432] tomoyo_sb_mount+0x35/0x40 [ 464.639385][T25432] security_sb_mount+0x87/0xd0 [ 464.644146][T25432] do_mount+0x1d0/0x1d10 [ 464.648383][T25432] ? kasan_kmalloc+0x9/0x10 [ 464.652918][T25432] ? copy_mount_string+0x40/0x40 [ 464.657848][T25432] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 464.664140][T25432] ? _copy_from_user+0x12c/0x1a0 [ 464.669203][T25432] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 464.675435][T25432] ? copy_mount_options+0x2e8/0x3f0 [ 464.680656][T25432] ksys_mount+0xdb/0x150 [ 464.684893][T25432] __x64_sys_mount+0xbe/0x150 [ 464.689707][T25432] do_syscall_64+0xfa/0x760 [ 464.694212][T25432] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 464.700219][T25432] RIP: 0033:0x4598e9 [ 464.704117][T25432] 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 [ 464.723735][T25432] RSP: 002b:00007f4748fe3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 464.732143][T25432] RAX: ffffffffffffffda RBX: 00007f4748fe3c90 RCX: 00000000004598e9 [ 464.740106][T25432] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 464.748074][T25432] RBP: 000000000075bfc8 R08: 0000000020000040 R09: 0000000000000000 [ 464.756073][T25432] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4748fe46d4 [ 464.773327][T25432] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 10:10:28 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xaf02) 10:10:28 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) sched_setattr(r2, &(0x7f0000000040)={0xfffffffffffffe15, 0x2, 0x1, 0xfffffffffffffffd, 0x4}, 0x0) r3 = socket(0x1, 0x2, 0x0) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r5 = socket$alg(0x26, 0x5, 0x0) bind$alg(r5, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r5, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r6, 0x20000000000, r4, 0x0) setsockopt$bt_hci_HCI_DATA_DIR(r4, 0x0, 0x1, &(0x7f0000000080)=0xf1, 0x4) r7 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r7, 0xab00, r3) r8 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r8, 0xab03) ioctl$NBD_CLEAR_SOCK(r7, 0xab04) 10:10:28 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x1000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:28 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x19, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:28 executing program 2 (fault-call:3 fault-nth:4): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) [ 464.840709][T25437] block nbd3: Device being setup by another task [ 464.854025][T25390] block nbd3: shutting down sockets 10:10:28 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x1a, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 465.011215][T25454] block nbd5: shutting down sockets [ 465.018836][T25450] FAULT_INJECTION: forcing a failure. [ 465.018836][T25450] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 465.032063][T25450] CPU: 1 PID: 25450 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 465.040744][T25450] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 465.050831][T25450] Call Trace: [ 465.054143][T25450] dump_stack+0x172/0x1f0 [ 465.058654][T25450] should_fail.cold+0xa/0x15 [ 465.063505][T25450] ? fault_create_debugfs_attr+0x180/0x180 [ 465.069331][T25450] ? perf_trace_lock+0xeb/0x4c0 [ 465.074209][T25450] ? stack_trace_save+0xac/0xe0 [ 465.079087][T25450] should_fail_alloc_page+0x50/0x60 [ 465.084303][T25450] __alloc_pages_nodemask+0x1a1/0x900 [ 465.089693][T25450] ? __alloc_pages_slowpath+0x28e0/0x28e0 [ 465.095438][T25450] ? fs_reclaim_acquire.part.0+0x30/0x30 [ 465.101178][T25450] ? __kasan_check_read+0x11/0x20 [ 465.106236][T25450] ? fault_create_debugfs_attr+0x180/0x180 [ 465.112082][T25450] cache_grow_begin+0x90/0xd20 [ 465.116957][T25450] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 465.123223][T25450] kmem_cache_alloc+0x64e/0x710 [ 465.128100][T25450] getname_flags+0xd6/0x5b0 [ 465.132625][T25450] user_path_at_empty+0x2f/0x50 [ 465.137496][T25450] do_mount+0x14e/0x1d10 [ 465.141761][T25450] ? kasan_kmalloc+0x9/0x10 [ 465.146374][T25450] ? copy_mount_string+0x40/0x40 [ 465.151335][T25450] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 465.157682][T25450] ? copy_mount_options+0x2e8/0x3f0 [ 465.162910][T25450] ksys_mount+0xdb/0x150 [ 465.167176][T25450] __x64_sys_mount+0xbe/0x150 [ 465.171912][T25450] do_syscall_64+0xfa/0x760 [ 465.176442][T25450] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 465.182343][T25450] RIP: 0033:0x4598e9 [ 465.186392][T25450] 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 10:10:29 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:29 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x6000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:29 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x1b, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:29 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x100000000000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:29 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x600000000000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 465.186401][T25450] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 465.186415][T25450] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 465.186423][T25450] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 465.186431][T25450] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 465.186444][T25450] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 465.238771][T25450] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 10:10:29 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x1c, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 465.275918][T25454] block nbd5: shutting down sockets 10:10:29 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x40042409) 10:10:29 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x0, 0x6], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:29 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x57}, 0x0) r0 = socket(0x27, 0x1299ca169f274037, 0x81) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x80, 0x0) ioctl$CAPI_GET_FLAGS(r3, 0x80044323, &(0x7f0000000080)) 10:10:29 executing program 2 (fault-call:3 fault-nth:5): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:29 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x1d, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:29 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 465.778470][T25480] block nbd3: Device being setup by another task [ 465.787218][T25448] block nbd3: shutting down sockets [ 465.885529][T25485] FAULT_INJECTION: forcing a failure. [ 465.885529][T25485] name failslab, interval 1, probability 0, space 0, times 0 [ 465.929179][T25485] CPU: 1 PID: 25485 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 465.937916][T25485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 465.947988][T25485] Call Trace: [ 465.951389][T25485] dump_stack+0x172/0x1f0 [ 465.955746][T25485] should_fail.cold+0xa/0x15 [ 465.960360][T25485] ? fault_create_debugfs_attr+0x180/0x180 [ 465.966196][T25485] ? ___might_sleep+0x163/0x2c0 [ 465.971188][T25485] __should_failslab+0x121/0x190 [ 465.976174][T25485] should_failslab+0x9/0x14 [ 465.980709][T25485] __kmalloc+0x2e0/0x770 [ 465.985057][T25485] ? save_stack+0x5c/0x90 [ 465.989400][T25485] ? save_stack+0x23/0x90 [ 465.993744][T25485] ? tomoyo_encode2.part.0+0xf5/0x400 [ 465.999143][T25485] tomoyo_encode2.part.0+0xf5/0x400 [ 466.004585][T25485] ? do_syscall_64+0xfa/0x760 [ 466.009280][T25485] tomoyo_encode+0x2b/0x50 [ 466.013714][T25485] tomoyo_mount_acl+0xe0/0x840 [ 466.018639][T25485] ? __kasan_check_read+0x11/0x20 [ 466.023703][T25485] ? lock_downgrade+0x920/0x920 [ 466.028570][T25485] ? tomoyo_check_mount_acl+0x1b0/0x1b0 [ 466.034129][T25485] ? debug_check_no_obj_freed+0xc0/0x43f [ 466.039926][T25485] ? trace_hardirqs_off+0x62/0x240 [ 466.045070][T25485] ? lock_acquire+0x190/0x410 [ 466.049766][T25485] ? tomoyo_mount_permission+0x10a/0x410 [ 466.055420][T25485] tomoyo_mount_permission+0x16a/0x410 [ 466.060983][T25485] ? tomoyo_mount_permission+0x10a/0x410 [ 466.066854][T25485] ? tomoyo_mount_acl+0x840/0x840 [ 466.072023][T25485] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 466.078283][T25485] ? strncpy_from_user+0x2b4/0x400 [ 466.083503][T25485] tomoyo_sb_mount+0x35/0x40 [ 466.088114][T25485] security_sb_mount+0x87/0xd0 [ 466.092898][T25485] do_mount+0x1d0/0x1d10 [ 466.097247][T25485] ? kasan_kmalloc+0x9/0x10 [ 466.101770][T25485] ? copy_mount_string+0x40/0x40 [ 466.106903][T25485] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 466.113251][T25485] ? copy_mount_options+0x2e8/0x3f0 [ 466.118493][T25485] ksys_mount+0xdb/0x150 [ 466.122751][T25485] __x64_sys_mount+0xbe/0x150 [ 466.127609][T25485] do_syscall_64+0xfa/0x760 [ 466.132133][T25485] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 466.138034][T25485] RIP: 0033:0x4598e9 [ 466.141940][T25485] 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 [ 466.161560][T25485] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 466.169988][T25485] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 10:10:29 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x1e, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:29 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x0, 0x600], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:29 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x2, 0x4, 0x1) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = mq_open(&(0x7f0000000000)='\x04proc\x00', 0x40, 0x2fd, &(0x7f0000000080)={0x3ff, 0x8, 0x6, 0x7, 0x1, 0x7ff, 0x6, 0x7}) ioctl$FICLONE(r3, 0x40049409, r0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:30 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x21, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:30 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x0, 0x1000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:30 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000080)={0x100000000009, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$int_in(r1, 0x0, &(0x7f0000000000)=0x10001) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 466.178063][T25485] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 466.186072][T25485] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 466.194143][T25485] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 466.202130][T25485] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 [ 466.232103][T25519] block nbd5: shutting down sockets 10:10:31 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x22, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:31 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x0, 0x6000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:31 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) kexec_load(0x3a5, 0x4, &(0x7f0000000200)=[{&(0x7f00000002c0)="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", 0x1000, 0x5, 0x5}, {&(0x7f0000000000)="e132d925f69402b822b848d4520afe1043be299d83d895", 0x17, 0x6, 0x39}, {&(0x7f0000000080)="439b08fb67ae8b69c6bb2b0c227a9c41f2ced2713fed5f16e1c4412c73fd3e2a0c", 0x21, 0x0, 0x1}, {&(0x7f00000000c0)="22182fa1a6922fe02045ef83de5b77c1d92b7d79005b1c0dd25476859baacc2289443678da37b7a205c5b7da2a4657bd9ced7980013b9db82b91505763bdfcf7f729791e1ccf16c89df4cc44144f03fdb98476388ec0893440db342523fb71b8ad5bfcffe5c29658aff1bfc2c44b516e7861487c6f5ee86b78da9cd359cf6eba4deffc9dde8aa4cbf16bda9567752eca9c0c2cfef871fa385883799a9e5011efb5c163ae65097e8b809b2a316c269510a5bd0c92483e22947a9f991d992e5770d56cfcb1035f9a4501e2fcc9b3343d39034d2e718c3899227b5432e0f01b20f73221030b46f429", 0xe7, 0xf6e7, 0x2a}], 0x80000) 10:10:31 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x400454ca) 10:10:31 executing program 2 (fault-call:3 fault-nth:6): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:31 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 466.992286][T25524] block nbd3: Device being setup by another task [ 467.000649][T25514] block nbd3: shutting down sockets 10:10:31 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x0, 0x100000000000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:31 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x23, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 467.103148][T25535] FAULT_INJECTION: forcing a failure. [ 467.103148][T25535] name failslab, interval 1, probability 0, space 0, times 0 [ 467.138059][T25539] block nbd5: shutting down sockets [ 467.161456][T25535] CPU: 0 PID: 25535 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 467.170363][T25535] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 467.180573][T25535] Call Trace: [ 467.180597][T25535] dump_stack+0x172/0x1f0 [ 467.180625][T25535] should_fail.cold+0xa/0x15 [ 467.192935][T25535] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.192958][T25535] ? fault_create_debugfs_attr+0x180/0x180 [ 467.192976][T25535] ? fault_create_debugfs_attr+0x180/0x180 [ 467.211029][T25535] ? ___might_sleep+0x163/0x2c0 [ 467.215913][T25535] __should_failslab+0x121/0x190 [ 467.220880][T25535] should_failslab+0x9/0x14 [ 467.225409][T25535] __kmalloc+0x2e0/0x770 [ 467.229784][T25535] ? kasan_kmalloc+0x9/0x10 [ 467.234326][T25535] ? __kmalloc+0x351/0x770 [ 467.238777][T25535] ? tomoyo_realpath_from_path+0xcd/0x7b0 [ 467.244543][T25535] tomoyo_realpath_from_path+0xcd/0x7b0 [ 467.250134][T25535] tomoyo_mount_acl+0x149/0x840 [ 467.255008][T25535] ? __kasan_check_read+0x11/0x20 [ 467.260063][T25535] ? lock_downgrade+0x920/0x920 [ 467.265160][T25535] ? tomoyo_check_mount_acl+0x1b0/0x1b0 [ 467.270740][T25535] ? debug_check_no_obj_freed+0xc0/0x43f [ 467.276407][T25535] ? trace_hardirqs_off+0x62/0x240 [ 467.279311][T25539] block nbd5: Could not allocate knbd recv work queue. [ 467.281655][T25535] ? lock_acquire+0x190/0x410 [ 467.289999][T25545] block nbd5: shutting down sockets [ 467.293178][T25535] ? tomoyo_mount_permission+0x10a/0x410 [ 467.293206][T25535] tomoyo_mount_permission+0x16a/0x410 [ 467.293226][T25535] ? tomoyo_mount_permission+0x10a/0x410 [ 467.315295][T25535] ? tomoyo_mount_acl+0x840/0x840 [ 467.320372][T25535] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.326657][T25535] ? strncpy_from_user+0x2b4/0x400 [ 467.331797][T25535] tomoyo_sb_mount+0x35/0x40 [ 467.336415][T25535] security_sb_mount+0x87/0xd0 [ 467.341208][T25535] do_mount+0x1d0/0x1d10 [ 467.345481][T25535] ? kasan_kmalloc+0x9/0x10 [ 467.350007][T25535] ? copy_mount_string+0x40/0x40 [ 467.354979][T25535] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 467.361371][T25535] ? copy_mount_options+0x2e8/0x3f0 [ 467.366606][T25535] ksys_mount+0xdb/0x150 [ 467.370876][T25535] __x64_sys_mount+0xbe/0x150 [ 467.375585][T25535] do_syscall_64+0xfa/0x760 [ 467.380122][T25535] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 467.386031][T25535] RIP: 0033:0x4598e9 [ 467.389945][T25535] 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 [ 467.409572][T25535] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 467.419053][T25535] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 467.427287][T25535] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 467.435460][T25535] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 467.443457][T25535] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 467.451452][T25535] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 [ 467.461955][T25535] ERROR: Out of memory at tomoyo_realpath_from_path. 10:10:31 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x0, 0x600000000000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:31 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x6102fefd60e78d2c) r3 = socket(0x40000000015, 0x5, 0x0) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r5 = socket$alg(0x26, 0x5, 0x0) bind$alg(r5, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r5, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x4, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r6, 0x20000000000, r4, 0x0) setsockopt$MISDN_TIME_STAMP(r4, 0x0, 0x1, &(0x7f0000000380)=0x1, 0x4) connect$inet(r3, &(0x7f0000000000)={0x2, 0x4e20, @loopback}, 0x10) arch_prctl$ARCH_GET_GS(0x1004, &(0x7f0000000300)) setsockopt$SO_RDS_TRANSPORT(r3, 0x114, 0x8, &(0x7f00000008c0)=0x2, 0x4) r7 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/dev/qat_adf_ctl\x00', 0x14000, 0x0) ioctl$sock_inet_SIOCGIFPFLAGS(r7, 0x8935, &(0x7f00000002c0)={'lo\x00', 0x4000000}) sendmsg$TIPC_NL_SOCK_GET(r7, &(0x7f00000003c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x608140}, 0xc, &(0x7f0000000200)={&(0x7f00000004c0)=ANY=[@ANYBLOB="34020000", @ANYRES16=0x0, @ANYBLOB="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"], 0x234}, 0x1, 0x0, 0x0, 0x8000}, 0x4000000) setsockopt$sock_int(r3, 0x1, 0x8, &(0x7f00006dbffc), 0x4) setsockopt$RDS_CONG_MONITOR(r3, 0x114, 0x6, &(0x7f0000000080)=0x4000000000001, 0x4) bind$inet(r3, &(0x7f0000000340)={0x2, 0x4e20, @loopback}, 0x10) sendmsg$xdp(r3, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000740)=[{&(0x7f0000001300)="fe", 0x1}], 0x1}, 0x0) sendto$inet(r3, &(0x7f0000000900)="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", 0x480, 0x0, 0x0, 0xfffffff1) read(r3, &(0x7f00000000c0)=""/44, 0x2c) sendmsg$alg(r3, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x40) recvmmsg(r3, &(0x7f0000001700)=[{{0x0, 0x0, 0x0, 0x0, 0x0, 0x2d2}}, {{0x0, 0x0, 0x0}}], 0x2, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r8 = syz_open_dev$midi(&(0x7f0000000000)='/dev/midi#\x00', 0x3fffc, 0x2c46c0) ioctl$VHOST_SET_VRING_BASE(r8, 0x4008af12, &(0x7f0000000080)={0x3, 0x6606}) 10:10:31 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x24, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:31 executing program 2 (fault-call:3 fault-nth:7): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:31 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 467.559829][T25556] block nbd5: shutting down sockets 10:10:31 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) ioctl$LOOP_CLR_FD(r0, 0x4c01) r3 = socket(0x1, 0x5, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) r5 = epoll_create(0x1ff) ioctl(r5, 0xdb2, &(0x7f0000000080)="bf8376fdacb4f2adbba8968772183ac5fe9f3374b98f8c27eaf276c6cb098380606aa07f4b40020944990d823fcbc94983c7fd9784174fc92e834b21df253c2359c4a5291ac14422889c4596ca1aef36124236ffb5c03c8c3cc4069e5756ed917680961cc15ab6822bdd952e8a989ea316974b7b93e06a0af7db03e7c9f73cce05f1cc02e358452d6325a155d8f564") r6 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r6, 0xab03) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) [ 467.602472][T25556] block nbd5: shutting down sockets 10:10:31 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x66, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 467.698431][T17968] block nbd5: Receive control failed (result -107) [ 467.706954][T25566] block nbd5: shutting down sockets [ 467.723628][T17968] block nbd5: Receive control failed (result -107) [ 467.730949][T25566] block nbd5: shutting down sockets [ 467.745172][T25568] FAULT_INJECTION: forcing a failure. [ 467.745172][T25568] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 467.758510][T25568] CPU: 1 PID: 25568 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 467.767292][T25568] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 467.767298][T25568] Call Trace: [ 467.767317][T25568] dump_stack+0x172/0x1f0 [ 467.767338][T25568] should_fail.cold+0xa/0x15 [ 467.780691][T25568] ? __kmalloc+0x163/0x770 [ 467.780710][T25568] ? fault_create_debugfs_attr+0x180/0x180 [ 467.799985][T25568] ? do_mount+0x1d0/0x1d10 [ 467.804415][T25568] ? ksys_mount+0xdb/0x150 [ 467.808938][T25568] ? __x64_sys_mount+0xbe/0x150 [ 467.813800][T25568] ? do_syscall_64+0xfa/0x760 [ 467.818577][T25568] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 467.824837][T25568] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 467.830597][T25568] ? bpf_prog_kallsyms_find+0x50/0x2c0 [ 467.836082][T25568] should_fail_alloc_page+0x50/0x60 [ 467.841294][T25568] __alloc_pages_nodemask+0x1a1/0x900 [ 467.846681][T25568] ? kernel_text_address+0x73/0xf0 [ 467.851804][T25568] ? __alloc_pages_slowpath+0x28e0/0x28e0 [ 467.851818][T25568] ? unwind_get_return_address+0x61/0xa0 [ 467.851832][T25568] ? profile_setup.cold+0xbb/0xbb [ 467.851848][T25568] ? should_fail+0x1de/0x852 [ 467.851860][T25568] ? fault_create_debugfs_attr+0x180/0x180 [ 467.851880][T25568] cache_grow_begin+0x90/0xd20 [ 467.863460][T25568] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.863496][T25568] __kmalloc+0x6b2/0x770 [ 467.863506][T25568] ? kasan_kmalloc+0x9/0x10 [ 467.863516][T25568] ? __kmalloc+0x351/0x770 [ 467.863531][T25568] ? tomoyo_realpath_from_path+0xcd/0x7b0 [ 467.863547][T25568] tomoyo_realpath_from_path+0xcd/0x7b0 [ 467.863571][T25568] tomoyo_mount_acl+0x149/0x840 [ 467.863582][T25568] ? __kasan_check_read+0x11/0x20 [ 467.863599][T25568] ? lock_downgrade+0x920/0x920 [ 467.863617][T25568] ? tomoyo_check_mount_acl+0x1b0/0x1b0 [ 467.890510][T25568] ? debug_check_no_obj_freed+0xc0/0x43f [ 467.890528][T25568] ? trace_hardirqs_off+0x62/0x240 [ 467.899410][T25568] ? lock_acquire+0x190/0x410 [ 467.899431][T25568] ? tomoyo_mount_permission+0x10a/0x410 [ 467.956670][T25568] tomoyo_mount_permission+0x16a/0x410 [ 467.962141][T25568] ? tomoyo_mount_permission+0x10a/0x410 [ 467.967786][T25568] ? tomoyo_mount_acl+0x840/0x840 [ 467.972997][T25568] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 467.979272][T25568] ? strncpy_from_user+0x2b4/0x400 [ 467.984413][T25568] tomoyo_sb_mount+0x35/0x40 [ 467.989025][T25568] security_sb_mount+0x87/0xd0 [ 467.993804][T25568] do_mount+0x1d0/0x1d10 [ 467.998060][T25568] ? kasan_kmalloc+0x9/0x10 [ 468.002578][T25568] ? copy_mount_string+0x40/0x40 [ 468.007535][T25568] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.013788][T25568] ? copy_mount_options+0x2e8/0x3f0 [ 468.019016][T25568] ksys_mount+0xdb/0x150 [ 468.023288][T25568] __x64_sys_mount+0xbe/0x150 [ 468.027981][T25568] do_syscall_64+0xfa/0x760 [ 468.032711][T25568] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 468.038697][T25568] RIP: 0033:0x4598e9 [ 468.042599][T25568] 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 [ 468.062214][T25568] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 468.070635][T25568] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 468.078704][T25568] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 468.083238][T25543] block nbd3: shutting down sockets [ 468.086836][T25568] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 10:10:32 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x400454d1) 10:10:32 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x0, 0x0, 0x6], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:32 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20018, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_config_ext={0x6, 0x1}, 0x0, 0x0, 0x0, 0x0, 0xd4}, r5, 0x20000000000, r3, 0x0) r6 = socket$alg(0x26, 0x5, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r3, 0x89e0, &(0x7f0000000080)={0xffffffffffffffff, r3}) bind$alg(r6, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r6, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r6, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r6, 0x8904, &(0x7f00000001c0)) setsockopt$ALG_SET_AEAD_AUTHSIZE(r6, 0x117, 0x5, 0x0, 0xab02) ioctl$RTC_VL_READ(r3, 0x80047013, &(0x7f0000000000)) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:32 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x6c, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 468.100149][T25568] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 468.108133][T25568] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 10:10:32 executing program 2 (fault-call:3 fault-nth:8): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) [ 468.211405][T25588] block nbd5: shutting down sockets [ 468.275361][T25592] FAULT_INJECTION: forcing a failure. [ 468.275361][T25592] name failslab, interval 1, probability 0, space 0, times 0 [ 468.294714][T25596] block nbd5: shutting down sockets [ 468.307575][T25592] CPU: 1 PID: 25592 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 468.316430][T25592] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 468.326689][T25592] Call Trace: [ 468.330007][T25592] dump_stack+0x172/0x1f0 [ 468.334362][T25592] should_fail.cold+0xa/0x15 [ 468.338975][T25592] ? fault_create_debugfs_attr+0x180/0x180 [ 468.344951][T25592] ? ___might_sleep+0x163/0x2c0 [ 468.349842][T25592] __should_failslab+0x121/0x190 [ 468.354812][T25592] should_failslab+0x9/0x14 [ 468.359327][T25592] __kmalloc+0x2e0/0x770 [ 468.363590][T25592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.369841][T25592] ? d_absolute_path+0x11b/0x170 [ 468.374798][T25592] ? __d_path+0x140/0x140 [ 468.379141][T25592] ? tomoyo_encode2.part.0+0xf5/0x400 [ 468.384528][T25592] tomoyo_encode2.part.0+0xf5/0x400 [ 468.389741][T25592] tomoyo_encode+0x2b/0x50 [ 468.394169][T25592] tomoyo_realpath_from_path+0x1d3/0x7b0 [ 468.399831][T25592] tomoyo_mount_acl+0x149/0x840 [ 468.404696][T25592] ? __kasan_check_read+0x11/0x20 [ 468.409736][T25592] ? lock_downgrade+0x920/0x920 [ 468.414600][T25592] ? tomoyo_check_mount_acl+0x1b0/0x1b0 [ 468.420421][T25592] ? debug_check_no_obj_freed+0xc0/0x43f [ 468.426231][T25592] ? trace_hardirqs_off+0x62/0x240 [ 468.431645][T25592] ? lock_acquire+0x190/0x410 [ 468.436387][T25592] ? tomoyo_mount_permission+0x10a/0x410 [ 468.442191][T25592] tomoyo_mount_permission+0x16a/0x410 [ 468.447668][T25592] ? tomoyo_mount_permission+0x10a/0x410 [ 468.453321][T25592] ? tomoyo_mount_acl+0x840/0x840 [ 468.458368][T25592] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 468.464709][T25592] ? strncpy_from_user+0x2b4/0x400 [ 468.469838][T25592] tomoyo_sb_mount+0x35/0x40 [ 468.474441][T25592] security_sb_mount+0x87/0xd0 [ 468.479920][T25592] do_mount+0x1d0/0x1d10 [ 468.484178][T25592] ? kasan_kmalloc+0x9/0x10 [ 468.488784][T25592] ? copy_mount_string+0x40/0x40 [ 468.493745][T25592] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 468.499995][T25592] ? copy_mount_options+0x2e8/0x3f0 [ 468.505209][T25592] ksys_mount+0xdb/0x150 [ 468.509465][T25592] __x64_sys_mount+0xbe/0x150 [ 468.514154][T25592] do_syscall_64+0xfa/0x760 [ 468.518674][T25592] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 468.524601][T25592] RIP: 0033:0x4598e9 [ 468.528511][T25592] 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 [ 468.548463][T25592] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 468.556889][T25592] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 468.564873][T25592] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 10:10:32 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x6d, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:32 executing program 5: setresuid(0x0, 0xfffe, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000017c0)={0x1, 0xe, &(0x7f0000000280)=ANY=[@ANYBLOB="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"], &(0x7f00000001c0)='\x00\xf1)\r*\xbbzL\x8e7\x9e\xaa\xb3y\xb9\xfa!\xad!\xb4\xd4\x94\xa0\x86\xcf\x12#\xb4\xd3n$\x85\x06k\xb2\xf9\xd5\"\xfe\x86 \b\x7f\xe8\x8a\xcf\x89\x9b\xbaR]\xf5{J\x84\x15\xf9)\xf3\xc8\xd5`\xe6\xe6\x9eI\x02\xce\x1fI\xa8w\xc3#\xba\xf5\xe9\xea>\xc7\xab2,\xa0\x84t\xce\x04Tf\xc5\xfe`\'\x9b\xe2MH%\x93\x028\xcb\x0f\xdb\x16\xe2l\x80\xe6\xcd\xceW\x01SS-o`X\xf6\xa4\xc1|\xbe\xc4\xf0\xac1zp\xc9\x89\xef.\xa4\x91\xb4\xf3('}, 0x48) prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = creat(&(0x7f0000000000)='./file0\x00', 0x10) connect(r3, &(0x7f0000000080)=@llc={0x1a, 0x336, 0x5, 0x9, 0x6, 0x800}, 0x80) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:32 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x0, 0x0, 0x600], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 468.572895][T25592] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 468.581010][T25592] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 468.588993][T25592] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 10:10:32 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x0, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:32 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:32 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r4, 0x20000000000, r2, 0x0) sendmsg$xdp(r2, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000}, 0x4) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab03) setsockopt$inet_opts(r0, 0x0, 0x12, &(0x7f0000000080)="ed6409a23f0693b8a0b17771cbad9aec8e41e60aa110b280f779193194a6977919f6910ef078de646958148d4444e75f24233a65c7fef1b4bbb5beca97c997ec4118c772bd47e71a398293b1d28ee4252eca69580895f7573433aeae8432129be3d98a35444b9f7fae4fd4817493ce24f887c1d8a0d0700dbcf45760b0823a5216f234fd40770de3c8ce0ac35cb8b11151a635f14707b7fedc3994d0d5f78c313ea0f41f5ea893903a08fae488dd22d9798114cd39aeffb0dd92e6838d48adcac7fcb2fd68f7d4adda9af659bf279d21f13d4e42a0c02e71172efe52859ba5", 0xdf) r6 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r6, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r6, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r6, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) setsockopt$inet_tcp_TCP_ULP(r6, 0x6, 0x1f, &(0x7f0000000180)='tls\x00', 0x4) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:32 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 468.811631][T25592] ERROR: Out of memory at tomoyo_realpath_from_path. [ 468.900766][T25619] block nbd5: shutting down sockets 10:10:33 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x40045532) 10:10:33 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x70, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:33 executing program 2 (fault-call:3 fault-nth:9): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:33 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x0, 0x0, 0x6000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:33 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x2, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:33 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) r5 = accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r6, 0x20000000000, r3, 0x0) sched_setattr(r6, &(0x7f0000000000)={0x30, 0x1, 0x0, 0x100000000, 0x8000000000000, 0xa71, 0x2, 0x2}, 0x0) fchdir(r5) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000080)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) ioctl$sock_inet_SIOCSIFADDR(r5, 0x8916, &(0x7f00000000c0)={'bcsh0\x00', {0x2, 0x4e24, @rand_addr=0xf1b}}) [ 468.999770][T25612] block nbd5: shutting down sockets [ 469.000955][T25623] block nbd3: Device being setup by another task [ 469.030146][T25585] block nbd3: shutting down sockets 10:10:33 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x0, 0x0, 0x100000000000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 469.144018][T25628] FAULT_INJECTION: forcing a failure. [ 469.144018][T25628] name failslab, interval 1, probability 0, space 0, times 0 [ 469.181677][T25628] CPU: 0 PID: 25628 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 10:10:33 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x3, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 469.190594][T25628] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 469.200817][T25628] Call Trace: [ 469.204149][T25628] dump_stack+0x172/0x1f0 [ 469.208539][T25628] should_fail.cold+0xa/0x15 [ 469.208561][T25628] ? fuse_init_fs_context+0x44/0x1d0 [ 469.218551][T25628] ? fault_create_debugfs_attr+0x180/0x180 [ 469.218572][T25628] ? kernel_init_free_pages+0x120/0x120 [ 469.218593][T25628] ? ___might_sleep+0x163/0x2c0 [ 469.235177][T25628] __should_failslab+0x121/0x190 [ 469.240158][T25628] should_failslab+0x9/0x14 10:10:33 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x71, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 469.244694][T25628] __kmalloc_track_caller+0x2dc/0x760 [ 469.250228][T25628] ? fs_reclaim_acquire.part.0+0x30/0x30 [ 469.255894][T25628] ? vfs_parse_fs_string+0xe8/0x170 [ 469.261135][T25628] kmemdup_nul+0x31/0xa0 [ 469.265418][T25628] vfs_parse_fs_string+0xe8/0x170 [ 469.270569][T25628] ? vfs_parse_fs_param+0x540/0x540 [ 469.275794][T25628] ? kasan_unpoison_shadow+0x35/0x50 [ 469.281119][T25628] ? kasan_kmalloc+0x9/0x10 [ 469.285804][T25628] generic_parse_monolithic+0x181/0x200 10:10:33 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [0x0, 0x0, 0x0, 0x0, 0x0, 0x600000000000000], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:33 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x4, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 469.291379][T25628] ? vfs_parse_fs_string+0x170/0x170 [ 469.296696][T25628] ? fuse_init_fs_context+0x13e/0x1d0 [ 469.302240][T25628] ? fuse_get_tree+0x190/0x190 [ 469.307034][T25628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.313303][T25628] ? alloc_fs_context+0x4bf/0x780 [ 469.318566][T25628] ? vfs_parse_fs_string+0x170/0x170 [ 469.323886][T25628] parse_monolithic_mount_data+0x69/0x90 [ 469.329560][T25628] do_mount+0x13eb/0x1d10 [ 469.333923][T25628] ? copy_mount_string+0x40/0x40 [ 469.338887][T25628] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 10:10:33 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x6, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 469.345347][T25628] ? _copy_from_user+0x12c/0x1a0 [ 469.350317][T25628] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 469.356583][T25628] ? copy_mount_options+0x2e8/0x3f0 [ 469.361816][T25628] ksys_mount+0xdb/0x150 [ 469.366102][T25628] __x64_sys_mount+0xbe/0x150 [ 469.370816][T25628] do_syscall_64+0xfa/0x760 [ 469.375349][T25628] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 469.381266][T25628] RIP: 0033:0x4598e9 [ 469.385189][T25628] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 469.404821][T25628] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 469.413268][T25628] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 469.421885][T25628] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 469.429892][T25628] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 469.437894][T25628] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 469.445894][T25628] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 [ 469.455448][T25643] block nbd5: shutting down sockets [ 469.534841][T25639] block nbd5: shutting down sockets 10:10:34 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x40049409) 10:10:34 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x5, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:34 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x72, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:34 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x600, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:34 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) r3 = add_key(&(0x7f0000000000)='.dead\x00', &(0x7f0000000080)={'syz', 0x2}, &(0x7f00000000c0)="695035711ef12820de92ed2f4ca9e2e7bd543f4d26b76d4a3534f7130b08fcc57a6c503be75f484df02d3166c4f48c701a44aab9df91008e57e164555c655ce927c0ee9ee11f7219a147c25517596983a2a81e241881dfc8f91f3b5821d8036d52143b54730ae21a3556c4424ba122fb34905f60", 0x74, 0xfffffffffffffff8) r4 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={'s\xdf\x04', 0x1}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$setperm(0x5, r4, 0x0) keyctl$clear(0x7, r4) r5 = add_key(&(0x7f0000000140)='rxrpc_s\x00', &(0x7f0000000180)={'syz', 0x2}, &(0x7f0000000200)="ccfadac035c1558248e8909f3ee06a9f705370e77d0ea2d87f2f3b22c90304", 0x1f, r4) keyctl$unlink(0x9, r3, r5) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:34 executing program 2 (fault-call:3 fault-nth:10): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) [ 469.970763][T25669] block nbd3: Device being setup by another task [ 469.979472][T25638] block nbd3: shutting down sockets 10:10:34 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x73, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:34 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x74, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 470.091227][T25686] FAULT_INJECTION: forcing a failure. [ 470.091227][T25686] name failslab, interval 1, probability 0, space 0, times 0 [ 470.108247][T25686] CPU: 1 PID: 25686 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 470.116952][T25686] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 470.116958][T25686] Call Trace: [ 470.116981][T25686] dump_stack+0x172/0x1f0 [ 470.116998][T25686] should_fail.cold+0xa/0x15 [ 470.117012][T25686] ? fault_create_debugfs_attr+0x180/0x180 [ 470.117028][T25686] ? kernel_init_free_pages+0x120/0x120 [ 470.117042][T25686] ? ___might_sleep+0x163/0x2c0 [ 470.117056][T25686] __should_failslab+0x121/0x190 [ 470.117070][T25686] should_failslab+0x9/0x14 [ 470.117085][T25686] kmem_cache_alloc_trace+0x2d3/0x790 [ 470.117096][T25686] ? __get_fs_type+0x23/0xd0 [ 470.117112][T25686] alloc_fs_context+0x5a/0x780 [ 470.117126][T25686] fs_context_for_mount+0x25/0x30 [ 470.117137][T25686] do_mount+0x1271/0x1d10 [ 470.117156][T25686] ? copy_mount_string+0x40/0x40 [ 470.139632][T25686] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.139650][T25686] ? copy_mount_options+0x2e8/0x3f0 [ 470.151209][T25686] ksys_mount+0xdb/0x150 [ 470.151222][T25686] __x64_sys_mount+0xbe/0x150 [ 470.151241][T25686] do_syscall_64+0xfa/0x760 [ 470.161125][T25686] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 470.161134][T25686] RIP: 0033:0x4598e9 [ 470.161152][T25686] 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 [ 470.249349][T25686] RSP: 002b:00007f4748fe3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 470.257912][T25686] RAX: ffffffffffffffda RBX: 00007f4748fe3c90 RCX: 00000000004598e9 [ 470.265895][T25686] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 470.273970][T25686] RBP: 000000000075bfc8 R08: 0000000020000040 R09: 0000000000000000 [ 470.282044][T25686] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4748fe46d4 10:10:34 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x75, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 470.290194][T25686] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 [ 470.310125][T25690] block nbd5: shutting down sockets 10:10:34 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x1000000, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:34 executing program 2 (fault-call:3 fault-nth:11): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:34 executing program 5: prlimit64(0x0, 0x8, &(0x7f0000000000)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r4, 0x20000000000, r2, 0x0) write$capi20(r2, &(0x7f0000000080)={0x10, 0x8001, 0x7c, 0x83, 0x977, 0xa8a}, 0x10) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 470.371890][T25674] block nbd5: shutting down sockets [ 470.440816][T25706] FAULT_INJECTION: forcing a failure. [ 470.440816][T25706] name failslab, interval 1, probability 0, space 0, times 0 [ 470.488182][T25706] CPU: 1 PID: 25706 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 470.496911][T25706] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 470.506988][T25706] Call Trace: [ 470.510296][T25706] dump_stack+0x172/0x1f0 [ 470.514640][T25706] should_fail.cold+0xa/0x15 [ 470.519241][T25706] ? fault_create_debugfs_attr+0x180/0x180 [ 470.526135][T25706] ? kernel_init_free_pages+0x120/0x120 [ 470.531692][T25706] ? ___might_sleep+0x163/0x2c0 [ 470.536664][T25706] __should_failslab+0x121/0x190 [ 470.541627][T25706] should_failslab+0x9/0x14 [ 470.546138][T25706] kmem_cache_alloc_trace+0x2d3/0x790 [ 470.551542][T25706] ? lockdep_init_map+0x1be/0x6d0 [ 470.556579][T25706] ? fuse_get_tree+0x190/0x190 [ 470.561351][T25706] fuse_init_fs_context+0x44/0x1d0 [ 470.566473][T25706] ? fuse_get_tree+0x190/0x190 [ 470.571249][T25706] alloc_fs_context+0x46e/0x780 [ 470.576112][T25706] fs_context_for_mount+0x25/0x30 [ 470.581145][T25706] do_mount+0x1271/0x1d10 [ 470.585491][T25706] ? copy_mount_string+0x40/0x40 [ 470.590445][T25706] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 470.597736][T25706] ? copy_mount_options+0x2e8/0x3f0 [ 470.602944][T25706] ksys_mount+0xdb/0x150 [ 470.607196][T25706] __x64_sys_mount+0xbe/0x150 [ 470.612668][T25706] do_syscall_64+0xfa/0x760 [ 470.617271][T25706] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 470.623204][T25706] RIP: 0033:0x4598e9 [ 470.627110][T25706] 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 [ 470.646721][T25706] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 470.655142][T25706] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 470.663206][T25706] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 470.671233][T25706] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 470.679212][T25706] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 470.687192][T25706] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 [ 470.708066][T25710] block nbd5: shutting down sockets [ 470.792123][T25710] block nbd5: shutting down sockets 10:10:34 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x4004af61) 10:10:34 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x6, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:34 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x7a, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:34 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x6000000, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:34 executing program 2 (fault-call:3 fault-nth:12): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:34 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) getsockopt$inet_sctp6_SCTP_AUTO_ASCONF(r0, 0x84, 0x1e, &(0x7f0000000140), &(0x7f0000000080)=0xffffffffffffff6b) r3 = socket(0x1, 0x2, 0x0) r4 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r3) syz_open_dev$vbi(&(0x7f00000000c0)='/dev/vbi#\x00', 0x3, 0x2) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) [ 470.887125][T25712] block nbd3: Device being setup by another task [ 470.896873][T25684] block nbd3: shutting down sockets [ 470.967195][T25720] block nbd5: shutting down sockets [ 470.997038][T25724] FAULT_INJECTION: forcing a failure. [ 470.997038][T25724] name failslab, interval 1, probability 0, space 0, times 0 10:10:35 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x7b, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:35 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x200000000000008d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 471.017180][T25720] block nbd5: shutting down sockets [ 471.032049][T25724] CPU: 0 PID: 25724 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 471.040895][T25724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 471.050961][T25724] Call Trace: [ 471.054269][T25724] dump_stack+0x172/0x1f0 [ 471.058626][T25724] should_fail.cold+0xa/0x15 [ 471.063237][T25724] ? fuse_init_fs_context+0x44/0x1d0 [ 471.068728][T25724] ? fault_create_debugfs_attr+0x180/0x180 [ 471.068744][T25724] ? kernel_init_free_pages+0x120/0x120 [ 471.068765][T25724] ? ___might_sleep+0x163/0x2c0 [ 471.080191][T25724] __should_failslab+0x121/0x190 [ 471.080208][T25724] should_failslab+0x9/0x14 [ 471.080229][T25724] __kmalloc_track_caller+0x2dc/0x760 [ 471.100101][T25724] ? fs_reclaim_acquire.part.0+0x30/0x30 [ 471.105755][T25724] ? vfs_parse_fs_string+0xe8/0x170 [ 471.110977][T25724] kmemdup_nul+0x31/0xa0 [ 471.115325][T25724] vfs_parse_fs_string+0xe8/0x170 [ 471.115341][T25724] ? vfs_parse_fs_param+0x540/0x540 [ 471.115356][T25724] ? kasan_unpoison_shadow+0x35/0x50 [ 471.115373][T25724] ? kasan_kmalloc+0x9/0x10 [ 471.125741][T25724] generic_parse_monolithic+0x181/0x200 [ 471.125754][T25724] ? vfs_parse_fs_string+0x170/0x170 [ 471.125770][T25724] ? fuse_init_fs_context+0x13e/0x1d0 [ 471.125781][T25724] ? fuse_get_tree+0x190/0x190 [ 471.125798][T25724] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.125810][T25724] ? alloc_fs_context+0x4bf/0x780 10:10:35 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x7, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 471.125822][T25724] ? vfs_parse_fs_string+0x170/0x170 [ 471.125834][T25724] parse_monolithic_mount_data+0x69/0x90 [ 471.125847][T25724] do_mount+0x13eb/0x1d10 [ 471.125862][T25724] ? copy_mount_string+0x40/0x40 [ 471.125887][T25724] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 471.135647][T25724] ? copy_mount_options+0x2e8/0x3f0 [ 471.135662][T25724] ksys_mount+0xdb/0x150 [ 471.135680][T25724] __x64_sys_mount+0xbe/0x150 [ 471.146617][T25724] do_syscall_64+0xfa/0x760 [ 471.146635][T25724] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 471.146651][T25724] RIP: 0033:0x4598e9 [ 471.168106][T25724] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 471.168114][T25724] RSP: 002b:00007f4748fe3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 471.168128][T25724] RAX: ffffffffffffffda RBX: 00007f4748fe3c90 RCX: 00000000004598e9 [ 471.168135][T25724] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 10:10:35 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x100000000000000, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:35 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x7c, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 471.168148][T25724] RBP: 000000000075bfc8 R08: 0000000020000040 R09: 0000000000000000 [ 471.188440][T25724] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4748fe46d4 [ 471.188450][T25724] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 [ 471.190086][T25737] block nbd5: shutting down sockets 10:10:35 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x8, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 471.514415][T25733] block nbd5: shutting down sockets 10:10:35 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x40081271) 10:10:35 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x600000000000000, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:35 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x300, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:35 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x7d, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:35 executing program 2 (fault-call:3 fault-nth:13): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:35 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 471.839379][T25753] block nbd3: Device being setup by another task [ 471.848469][T25727] block nbd3: shutting down sockets 10:10:35 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 471.910815][T25756] FAULT_INJECTION: forcing a failure. [ 471.910815][T25756] name failslab, interval 1, probability 0, space 0, times 0 [ 471.962575][T25756] CPU: 1 PID: 25756 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 471.971281][T25756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 471.971288][T25756] Call Trace: [ 471.971305][T25756] dump_stack+0x172/0x1f0 [ 471.971326][T25756] should_fail.cold+0xa/0x15 [ 471.984653][T25756] ? fault_create_debugfs_attr+0x180/0x180 [ 471.984674][T25756] ? kernel_init_free_pages+0x120/0x120 [ 471.993554][T25756] ? ___might_sleep+0x163/0x2c0 [ 472.004853][T25756] __should_failslab+0x121/0x190 [ 472.004867][T25756] should_failslab+0x9/0x14 [ 472.004881][T25756] __kmalloc_track_caller+0x2dc/0x760 [ 472.004894][T25756] ? trace_hardirqs_on+0x67/0x240 [ 472.004912][T25756] ? vfs_parse_fs_string+0xe8/0x170 [ 472.034688][T25756] kmemdup_nul+0x31/0xa0 [ 472.038946][T25756] vfs_parse_fs_string+0xe8/0x170 [ 472.043980][T25756] ? vfs_parse_fs_param+0x540/0x540 [ 472.049175][T25756] ? kasan_unpoison_shadow+0x35/0x50 [ 472.049193][T25756] ? kasan_kmalloc+0x9/0x10 [ 472.058951][T25756] generic_parse_monolithic+0x181/0x200 [ 472.058966][T25756] ? vfs_parse_fs_string+0x170/0x170 [ 472.058984][T25756] ? fuse_init_fs_context+0x13e/0x1d0 [ 472.075130][T25756] ? fuse_get_tree+0x190/0x190 [ 472.079901][T25756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.086141][T25756] ? alloc_fs_context+0x4bf/0x780 [ 472.091164][T25756] ? vfs_parse_fs_string+0x170/0x170 [ 472.096452][T25756] parse_monolithic_mount_data+0x69/0x90 [ 472.102086][T25756] do_mount+0x13eb/0x1d10 [ 472.106424][T25756] ? copy_mount_string+0x40/0x40 [ 472.111382][T25756] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.117631][T25756] ? copy_mount_options+0x2e8/0x3f0 [ 472.122839][T25756] ksys_mount+0xdb/0x150 [ 472.127189][T25756] __x64_sys_mount+0xbe/0x150 [ 472.131877][T25756] do_syscall_64+0xfa/0x760 [ 472.136382][T25756] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 472.142269][T25756] RIP: 0033:0x4598e9 [ 472.146164][T25756] 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 [ 472.165766][T25756] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 472.172138][T25769] block nbd5: shutting down sockets [ 472.174175][T25756] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 472.174183][T25756] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 472.174191][T25756] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 472.174204][T25756] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 10:10:36 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:36 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x500, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:36 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x40101283) 10:10:36 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x82, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 472.211228][T25756] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 10:10:36 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 472.274423][T25758] block nbd5: shutting down sockets 10:10:36 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r7 = accept4$tipc(0xffffffffffffffff, &(0x7f00000000c0)=@id, &(0x7f0000000200)=0x10, 0x0) dup3(r4, r7, 0x180000) r8 = socket$alg(0x26, 0x5, 0x0) bind$alg(r8, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r8, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r8, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r8, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r9, 0x20000000000, r6, 0x0) ioctl$KVM_IOEVENTFD(r3, 0x4040ae79, &(0x7f0000000080)={0xf000, &(0x7f0000000000), 0x18, r6, 0x8}) ioctl$VIDIOC_ENUMOUTPUT(r3, 0xc0485630, &(0x7f0000000140)={0x9, "50b4ea462c7b296be09e63f6d865bd95f28e36e0d40ff63278e155b86fca542d", 0x2, 0x5, 0x4, 0xff06ff, 0x9}) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:36 executing program 2 (fault-call:3 fault-nth:14): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:36 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value={0x0, 0x2}, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 472.416208][T25801] block nbd5: shutting down sockets [ 472.423716][T25800] FAULT_INJECTION: forcing a failure. [ 472.423716][T25800] name failslab, interval 1, probability 0, space 0, times 0 [ 472.444116][T25800] CPU: 0 PID: 25800 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 472.452815][T25800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 472.462865][T25800] Call Trace: [ 472.466150][T25800] dump_stack+0x172/0x1f0 [ 472.470470][T25800] should_fail.cold+0xa/0x15 [ 472.475047][T25800] ? fault_create_debugfs_attr+0x180/0x180 [ 472.480841][T25800] ? kernel_init_free_pages+0x120/0x120 [ 472.486374][T25800] ? ___might_sleep+0x163/0x2c0 [ 472.491214][T25800] __should_failslab+0x121/0x190 [ 472.496262][T25800] should_failslab+0x9/0x14 [ 472.500749][T25800] __kmalloc+0x2e0/0x770 [ 472.505000][T25800] ? lockdep_init_map+0x1be/0x6d0 [ 472.510005][T25800] ? prealloc_shrinker+0xa6/0x350 [ 472.515012][T25800] prealloc_shrinker+0xa6/0x350 [ 472.519848][T25800] alloc_super+0x77a/0x910 [ 472.524253][T25800] sget_fc+0x14e/0x810 [ 472.528302][T25800] ? super_setup_bdi+0xb0/0xb0 [ 472.533055][T25800] ? apparmor_capable+0x2ed/0x630 [ 472.538066][T25800] vfs_get_super+0x76/0x2e0 [ 472.542551][T25800] ? fuse_fill_super_common+0x1030/0x1030 [ 472.548256][T25800] ? fuse_fill_super_common+0x1030/0x1030 [ 472.553960][T25800] get_tree_nodev+0x23/0x30 [ 472.558446][T25800] fuse_get_tree+0x12e/0x190 [ 472.563021][T25800] vfs_get_tree+0x8e/0x300 [ 472.567421][T25800] do_mount+0x143d/0x1d10 [ 472.571750][T25800] ? copy_mount_string+0x40/0x40 [ 472.576671][T25800] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 472.582894][T25800] ? _copy_from_user+0x12c/0x1a0 [ 472.587818][T25800] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 472.594213][T25800] ? copy_mount_options+0x2e8/0x3f0 [ 472.599424][T25800] ksys_mount+0xdb/0x150 [ 472.603655][T25800] __x64_sys_mount+0xbe/0x150 [ 472.608319][T25800] do_syscall_64+0xfa/0x760 [ 472.612809][T25800] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 472.618682][T25800] RIP: 0033:0x4598e9 [ 472.622562][T25800] 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 [ 472.642150][T25800] RSP: 002b:00007f4748fe3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 472.650545][T25800] RAX: ffffffffffffffda RBX: 00007f4748fe3c90 RCX: 00000000004598e9 [ 472.658500][T25800] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 10:10:36 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x600, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:36 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 472.666455][T25800] RBP: 000000000075bfc8 R08: 0000000020000040 R09: 0000000000000000 [ 472.674410][T25800] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4748fe46d4 [ 472.682375][T25800] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 10:10:36 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x10000, 0x101400) r1 = syz_open_dev$usbmon(&(0x7f0000000580)='/dev/usbmon#\x00', 0x1, 0x400900) ioctl$KVM_GET_SREGS(r1, 0x8138ae83, &(0x7f0000000080)) r2 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r2, 0xab00, r0) r3 = syz_open_dev$ndb(0x0, 0x0, 0x101000) r4 = openat$audio(0xffffffffffffff9c, &(0x7f0000000380)='/dev/audio\x00', 0x2, 0x0) ioctl$LOOP_SET_DIRECT_IO(r4, 0x4c08, 0x1) ioctl$NBD_CLEAR_SOCK(r3, 0xab03) r5 = syz_open_dev$media(&(0x7f0000000200)='/dev/media#\x00', 0x401, 0x2001) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r6 = dup3(r5, 0xffffffffffffffff, 0x80000) setsockopt$inet6_MRT6_DEL_MFC(r6, 0x29, 0xcd, &(0x7f00000002c0)={{0xa, 0x4e23, 0xfffffffffffffffe, @rand_addr="7e04bba37a512d282f809dc0c976b08a", 0x1ff}, {0xa, 0x4e24, 0x1, @remote, 0x2f1}, 0x7, [0x6, 0xffff, 0x7, 0x204, 0x401, 0x100000001, 0x7fff, 0x2a1]}, 0x27) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) r7 = syz_open_dev$amidi(&(0x7f0000000240)='/dev/amidi#\x00', 0x4, 0x0) ioctl$sock_SIOCADDDLCI(r7, 0x8980, &(0x7f0000000340)={'veth1_to_bridge\x00', 0x1f}) write$P9_RSTATFS(r4, &(0x7f00000003c0)={0x43, 0x9, 0x2, {0x6, 0x1, 0x4, 0x4, 0x100, 0x4, 0x3, 0x5, 0x8}}, 0x43) 10:10:36 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value={0x0, 0x2000}, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 472.749968][T25792] block nbd5: shutting down sockets 10:10:36 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:36 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x700, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 472.880001][T25825] block nbd5: shutting down sockets 10:10:37 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x401070c9) 10:10:37 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x4000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:37 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:37 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value={0x0, 0x4000}, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:37 executing program 2 (fault-call:3 fault-nth:15): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) [ 473.076353][T25828] block nbd3: Device being setup by another task [ 473.084890][T25786] block nbd3: shutting down sockets 10:10:37 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value={0x0, 0x200000}, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 473.229953][T25844] FAULT_INJECTION: forcing a failure. [ 473.229953][T25844] name failslab, interval 1, probability 0, space 0, times 0 [ 473.255782][T25844] CPU: 1 PID: 25844 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 473.264490][T25844] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 473.274551][T25844] Call Trace: [ 473.277848][T25844] dump_stack+0x172/0x1f0 [ 473.282180][T25844] should_fail.cold+0xa/0x15 [ 473.286773][T25844] ? fault_create_debugfs_attr+0x180/0x180 [ 473.292580][T25844] ? kernel_init_free_pages+0x120/0x120 [ 473.298132][T25844] ? ___might_sleep+0x163/0x2c0 [ 473.302987][T25844] __should_failslab+0x121/0x190 [ 473.307937][T25844] should_failslab+0x9/0x14 [ 473.312442][T25844] __kmalloc_track_caller+0x2dc/0x760 [ 473.317811][T25844] ? trace_hardirqs_on+0x67/0x240 [ 473.322831][T25844] ? vfs_parse_fs_string+0xe8/0x170 [ 473.328031][T25844] kmemdup_nul+0x31/0xa0 [ 473.332274][T25844] vfs_parse_fs_string+0xe8/0x170 [ 473.337323][T25844] ? vfs_parse_fs_param+0x540/0x540 [ 473.342530][T25844] ? kasan_unpoison_shadow+0x35/0x50 [ 473.347817][T25844] ? kasan_kmalloc+0x9/0x10 [ 473.352329][T25844] generic_parse_monolithic+0x181/0x200 [ 473.357878][T25844] ? vfs_parse_fs_string+0x170/0x170 [ 473.363182][T25844] ? fuse_init_fs_context+0x13e/0x1d0 [ 473.368543][T25844] ? fuse_get_tree+0x190/0x190 [ 473.373300][T25844] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.379528][T25844] ? alloc_fs_context+0x4bf/0x780 [ 473.384551][T25844] ? vfs_parse_fs_string+0x170/0x170 [ 473.389824][T25844] parse_monolithic_mount_data+0x69/0x90 [ 473.395445][T25844] do_mount+0x13eb/0x1d10 [ 473.399770][T25844] ? copy_mount_string+0x40/0x40 [ 473.404704][T25844] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 473.410931][T25844] ? copy_mount_options+0x2e8/0x3f0 [ 473.416134][T25844] ksys_mount+0xdb/0x150 [ 473.420376][T25844] __x64_sys_mount+0xbe/0x150 [ 473.425039][T25844] do_syscall_64+0xfa/0x760 [ 473.429556][T25844] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 473.435448][T25844] RIP: 0033:0x4598e9 [ 473.439346][T25844] 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 [ 473.458949][T25844] RSP: 002b:00007f4748fe3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 473.467353][T25844] RAX: ffffffffffffffda RBX: 00007f4748fe3c90 RCX: 00000000004598e9 10:10:37 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0xff00, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 473.475320][T25844] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 473.483274][T25844] RBP: 000000000075bfc8 R08: 0000000020000040 R09: 0000000000000000 [ 473.491239][T25844] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4748fe46d4 [ 473.499193][T25844] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 [ 473.536141][T25849] block nbd5: shutting down sockets 10:10:37 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value={0x0, 0x1000000}, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 473.971390][T25858] block nbd3: Device being setup by another task [ 473.981201][T25837] block nbd3: shutting down sockets 10:10:38 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = add_key$keyring(&(0x7f00000000c0)='keyring\x00', &(0x7f0000000100)={'s\xdf\x04', 0x1}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$setperm(0x5, r2, 0x0) keyctl$clear(0x7, r2) r3 = add_key$keyring(&(0x7f0000000100)='keyring\x00', &(0x7f0000000140)={'syz', 0x3}, 0x0, 0x0, r2) request_key(&(0x7f0000000000)='rxrpc_s\x00', &(0x7f0000000080)={'syz', 0x0}, &(0x7f00000000c0)='/dev/nbd#\x00', r3) r4 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:38 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0xa8) 10:10:38 executing program 2 (fault-call:3 fault-nth:16): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:38 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value={0x0, 0x2000000}, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:38 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x1000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:38 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x401070ca) [ 474.136346][T25868] FAULT_INJECTION: forcing a failure. [ 474.136346][T25868] name failslab, interval 1, probability 0, space 0, times 0 10:10:38 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x200002b8) 10:10:38 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x2000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 474.176877][T25868] CPU: 0 PID: 25868 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 474.185612][T25868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 474.195682][T25868] Call Trace: [ 474.198995][T25868] dump_stack+0x172/0x1f0 [ 474.203353][T25868] should_fail.cold+0xa/0x15 [ 474.207973][T25868] ? fault_create_debugfs_attr+0x180/0x180 [ 474.213808][T25868] ? kernel_init_free_pages+0x120/0x120 [ 474.219375][T25868] ? ___might_sleep+0x163/0x2c0 10:10:38 executing program 1: r0 = perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r1, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r2, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) r3 = dup3(r2, r0, 0x0) setsockopt$RDS_GET_MR(r3, 0x114, 0x2, &(0x7f0000000040)={{&(0x7f0000000300)=""/150, 0x96}, &(0x7f0000000000), 0x8}, 0x20) [ 474.224609][T25868] __should_failslab+0x121/0x190 [ 474.229571][T25868] should_failslab+0x9/0x14 [ 474.234105][T25868] kmem_cache_alloc_node_trace+0x274/0x750 [ 474.239919][T25868] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 474.239951][T25868] __kmalloc_node+0x3d/0x70 [ 474.239973][T25868] kvmalloc_node+0x68/0x100 [ 474.250282][T25868] __list_lru_init+0x4d5/0x710 [ 474.250308][T25868] alloc_super+0x7cc/0x910 [ 474.250331][T25868] sget_fc+0x14e/0x810 [ 474.268071][T25868] ? super_setup_bdi+0xb0/0xb0 10:10:38 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x7f}, 0x0, 0xd, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) connect$inet(r0, &(0x7f0000000400)={0x2, 0x4e20, @broadcast}, 0x10) r1 = socket$inet_dccp(0x2, 0x6, 0x0) getsockopt$IPT_SO_GET_INFO(r1, 0x0, 0x40, &(0x7f0000000000)={'mangle\x00'}, &(0x7f0000000100)=0x54) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) openat$ipvs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/sys/net/ipv4/vs/sync_refresh_period\x00', 0x2, 0x0) bind(r1, &(0x7f0000000340)=@un=@file={0x1, './file0\x00'}, 0x80) [ 474.272850][T25868] ? apparmor_capable+0x2ed/0x630 [ 474.275942][T25881] block nbd5: shutting down sockets [ 474.277899][T25868] vfs_get_super+0x76/0x2e0 [ 474.277918][T25868] ? fuse_fill_super_common+0x1030/0x1030 [ 474.277939][T25868] ? fuse_fill_super_common+0x1030/0x1030 [ 474.299073][T25868] get_tree_nodev+0x23/0x30 [ 474.303594][T25868] fuse_get_tree+0x12e/0x190 [ 474.308219][T25868] vfs_get_tree+0x8e/0x300 [ 474.312659][T25868] do_mount+0x143d/0x1d10 [ 474.317015][T25868] ? copy_mount_string+0x40/0x40 [ 474.321984][T25868] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.328234][T25868] ? copy_mount_options+0x2e8/0x3f0 [ 474.328259][T25868] ksys_mount+0xdb/0x150 [ 474.328283][T25868] __x64_sys_mount+0xbe/0x150 [ 474.337701][T25868] do_syscall_64+0xfa/0x760 [ 474.343486][T25877] block nbd5: shutting down sockets [ 474.347144][T25868] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 474.347159][T25868] RIP: 0033:0x4598e9 10:10:38 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f0000000000)='/dev/nbd#\x00', 0x0, 0x100) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:38 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vsock\x00', 0x4100, 0x0) ioctl$EVIOCREVOKE(r0, 0x40044591, &(0x7f0000000100)=0x81) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r1, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) ioctl$KVM_TPR_ACCESS_REPORTING(r1, 0xc028ae92, &(0x7f0000000000)={0x1004000, 0x9}) [ 474.347174][T25868] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 474.347189][T25868] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 474.390296][T25868] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 474.398288][T25868] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 474.406275][T25868] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 474.414267][T25868] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 474.422254][T25868] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 10:10:38 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x3000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:38 executing program 2 (fault-call:3 fault-nth:17): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) [ 474.477038][T25897] block nbd5: shutting down sockets 10:10:38 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value={0x0, 0x40000000}, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:38 executing program 5: r0 = syz_open_dev$dmmidi(&(0x7f0000000000)='/dev/dmmidi#\x00', 0x40, 0x10400) getsockopt$inet_mreqn(0xffffffffffffffff, 0x0, 0x23, &(0x7f0000000940)={@dev, @multicast2, 0x0}, &(0x7f0000000980)=0xc) r2 = accept4$inet6(0xffffffffffffffff, &(0x7f00000000c0)={0xa, 0x0, 0x0, @mcast1}, &(0x7f00000002c0)=0xffffffffffffff59, 0x7fffc) write$binfmt_script(r2, &(0x7f00000005c0)=ANY=[@ANYBLOB="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"], 0x16c) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) r4 = getpid() fstat(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0}) r6 = getgid() sendmsg$unix(r3, &(0x7f0000000900)={&(0x7f00000004c0)=@file={0x1, './file1\x00'}, 0x6e, &(0x7f0000000580)=[{&(0x7f0000000540)="efbb199fe00f5f941bdcd2d6265d79a9d01bb1aa5cba72bc3f0ac47a9a6da9c07ed17323502a", 0x26}, {&(0x7f0000000740)="223ce1a683c50db856b3f5a8023f65749b7b8c6c5d0cb7fc7a825022dd9d8285e5b0e7ef362c12c465fb09bb90aba9a1c042fb19679a68b55d7041bb6e85229ea7a1ad7bf9b1938d85419527fc4dd7d81fcf2977fe4db6a08de556549bd6eb7667bab4cd40fdcabd3ad46f77d0e9f22124183924", 0x74}], 0x2, &(0x7f0000000840)=[@rights={{0x20, 0x1, 0x1, [r2, r2, r2, r2]}}, @cred={{0x1c, 0x1, 0x2, {r4, r5, r6}}}, @rights={{0x18, 0x1, 0x1, [r2, r2]}}, @rights={{0x30, 0x1, 0x1, [r2, r2, r2, r2, r2, r2, r2, r2]}}, @rights={{0x28, 0x1, 0x1, [r2, r2, r2, r2, r0, r2]}}], 0xb0, 0x40010}, 0x8000) prctl$PR_GET_CHILD_SUBREAPER(0x25) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000009c0)={{{@in6=@empty, @in=@multicast1, 0x4e24, 0x100000001, 0x4e23, 0x7, 0x1b07c430a23dfda9, 0x20, 0x20, 0xd9b907346f858252, r1, r5}, {0x8000, 0x3, 0x3, 0x10000, 0x2, 0x8, 0x8}, {0x3, 0xa07, 0x0, 0x100000000}, 0x7, 0x6e6bb2, 0x1, 0x0, 0x9f78cf529ffab91e}, {{@in6=@rand_addr="a9f66ade64792901256e968483239084", 0x4d5, 0x6c}, 0x2, @in=@dev={0xac, 0x14, 0x14, 0x26}, 0x3501, 0x0, 0x2, 0x9, 0x8, 0x86, 0x240000000}}, 0xe8) prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r7 = socket(0x1, 0x2, 0x0) syz_emit_ethernet(0x48, &(0x7f0000000100)={@random="f222540a9cac", @broadcast, [{[], {0x8100, 0x800, 0x1, 0x3}}], {@x25={0x805, {0x2, 0x7, 0x1eb, "279ffed237e7fed2a7c41e65b845eb3eef6a1b87922dfd97c7d09f1e28a491437be8c8ac8ff560c36cca3d35c7d0768ed67ff2"}}}}, 0x0) r8 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r8, 0xab00, r7) r9 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r9, 0xab03) ioctl$NBD_CLEAR_SOCK(r8, 0xab04) [ 474.583135][T25911] FAULT_INJECTION: forcing a failure. [ 474.583135][T25911] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 474.596467][T25911] CPU: 1 PID: 25911 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 474.605128][T25911] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 474.615186][T25911] Call Trace: [ 474.618482][T25911] dump_stack+0x172/0x1f0 [ 474.622823][T25911] should_fail.cold+0xa/0x15 [ 474.627414][T25911] ? __kasan_slab_free+0x102/0x150 [ 474.632529][T25911] ? fault_create_debugfs_attr+0x180/0x180 [ 474.638332][T25911] ? ksys_mount+0xdb/0x150 [ 474.642747][T25911] ? __x64_sys_mount+0xbe/0x150 [ 474.647596][T25911] ? do_syscall_64+0xfa/0x760 [ 474.652273][T25911] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 474.658339][T25911] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 474.664056][T25911] ? kstrtouint+0x142/0x1a0 [ 474.668563][T25911] should_fail_alloc_page+0x50/0x60 [ 474.673759][T25911] __alloc_pages_nodemask+0x1a1/0x900 [ 474.679137][T25911] ? __alloc_pages_slowpath+0x28e0/0x28e0 [ 474.684856][T25911] ? fs_reclaim_acquire.part.0+0x30/0x30 [ 474.690486][T25911] ? __kasan_check_read+0x11/0x20 [ 474.695512][T25911] ? fault_create_debugfs_attr+0x180/0x180 [ 474.701407][T25911] cache_grow_begin+0x90/0xd20 [ 474.706171][T25911] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 474.712415][T25911] kmem_cache_alloc_trace+0x6b3/0x790 [ 474.717781][T25911] ? __kasan_check_write+0x14/0x20 [ 474.722894][T25911] alloc_super+0x55/0x910 [ 474.727220][T25911] ? __kasan_check_read+0x11/0x20 [ 474.732241][T25911] sget_fc+0x14e/0x810 [ 474.736311][T25911] ? super_setup_bdi+0xb0/0xb0 [ 474.741071][T25911] ? apparmor_capable+0x2ed/0x630 [ 474.746105][T25911] vfs_get_super+0x76/0x2e0 [ 474.750609][T25911] ? fuse_fill_super_common+0x1030/0x1030 [ 474.756325][T25911] ? fuse_fill_super_common+0x1030/0x1030 [ 474.762041][T25911] get_tree_nodev+0x23/0x30 [ 474.766541][T25911] fuse_get_tree+0x12e/0x190 [ 474.771126][T25911] vfs_get_tree+0x8e/0x300 [ 474.775542][T25911] do_mount+0x143d/0x1d10 [ 474.779874][T25911] ? copy_mount_string+0x40/0x40 [ 474.784816][T25911] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 474.791051][T25911] ? copy_mount_options+0x2e8/0x3f0 [ 474.796252][T25911] ksys_mount+0xdb/0x150 [ 474.800494][T25911] __x64_sys_mount+0xbe/0x150 [ 474.805173][T25911] do_syscall_64+0xfa/0x760 [ 474.809678][T25911] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 474.815568][T25911] RIP: 0033:0x4598e9 [ 474.819465][T25911] 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 [ 474.839065][T25911] RSP: 002b:00007f4748fe3c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 474.847481][T25911] RAX: ffffffffffffffda RBX: 00007f4748fe3c90 RCX: 00000000004598e9 [ 474.855452][T25911] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 474.863417][T25911] RBP: 000000000075bfc8 R08: 0000000020000040 R09: 0000000000000000 [ 474.871383][T25911] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4748fe46d4 10:10:38 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x401070cd) 10:10:38 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x4000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 474.879351][T25911] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 [ 474.893489][T25913] block nbd5: shutting down sockets [ 474.923753][T25865] block nbd3: shutting down sockets 10:10:38 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value={0x0, 0x20000000000000}, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:38 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) timer_create(0x6, &(0x7f0000000000)={0x0, 0xb, 0x0, @thr={&(0x7f0000000300)="b81baad54a8b88cf4200bfa3059ecf1582a843b8514bee48d06840238e5985216697905fb31ab70a86f765b955f380c19bb519364359360a24e33d661c59d4990253266012c76ad34e2e98937e128a8bb7af726cf182832d1b9661cc52f4a57a53e6646a29747b68fe6cd1127889d37affb67982e9fd4e7d20c9ad085f02e9469b4a1b4b5e4431d0e7cfbc47", &(0x7f00000003c0)="c435b68ffde12e3803c96ffecbc780129e2bf7f475e34e45c312386823823d7da90850798981c43815fd075e13c5ab5d5f7982d2ab83e9d582776a7be5cd0450bbf6552e87cb3d92aa8d597afdd5acfb20e5bbe11a9a476e1d770d555f021f634a59a1d9ce2c68bb293bbfa204fb308d02978a1030c5759dc8aa9e8b5e4ce658b21c22f8f9fbba9cd6ea788dbd8f5d028fc30b3338eee5d03d33fcd66557389ba226616e7337f208cc32a6eeb822c1b1d4e3815d804b734ef85967fab17c22479bfc796ac1c68cbb82e4b1466568b848c11bd780ef1012da08cfd9e94837e38c7f10b85d77a6fec1db97615efa7b06a739c601ff7ad687f954"}}, &(0x7f0000000040)=0x0) timer_getoverrun(r1) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:38 executing program 2 (fault-call:3 fault-nth:18): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:38 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0xe6873d7bff9e3674) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 474.981694][T25909] block nbd5: shutting down sockets 10:10:39 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$swradio(&(0x7f0000000040)='/dev/swradio#\x00', 0x1, 0x2) getpeername$inet(r0, &(0x7f0000000100)={0x2, 0x0, @empty}, &(0x7f0000000300)=0x10) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r1, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r1, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r1, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) ioctl$sock_kcm_SIOCKCMUNATTACH(r0, 0x89e1, &(0x7f0000000340)={r1}) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) ioctl$KVM_SET_MP_STATE(0xffffffffffffffff, 0x4004ae99, &(0x7f0000000000)=0x4) getsockopt$EBT_SO_GET_ENTRIES(r2, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 475.085288][T25936] block nbd5: shutting down sockets [ 475.095339][T25934] FAULT_INJECTION: forcing a failure. [ 475.095339][T25934] name failslab, interval 1, probability 0, space 0, times 0 [ 475.122668][T25934] CPU: 1 PID: 25934 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 475.131370][T25934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 475.141426][T25934] Call Trace: [ 475.144724][T25934] dump_stack+0x172/0x1f0 [ 475.149087][T25934] should_fail.cold+0xa/0x15 [ 475.153689][T25934] ? fault_create_debugfs_attr+0x180/0x180 [ 475.159497][T25934] ? kernel_init_free_pages+0x120/0x120 [ 475.159516][T25934] ? ___might_sleep+0x163/0x2c0 [ 475.169971][T25934] __should_failslab+0x121/0x190 [ 475.174923][T25934] should_failslab+0x9/0x14 [ 475.174944][T25934] __kmalloc+0x2e0/0x770 [ 475.183660][T25934] ? lockdep_init_map+0x1be/0x6d0 [ 475.188770][T25934] ? prealloc_shrinker+0xa6/0x350 [ 475.193798][T25934] prealloc_shrinker+0xa6/0x350 [ 475.198651][T25934] alloc_super+0x77a/0x910 [ 475.203072][T25934] sget_fc+0x14e/0x810 [ 475.207137][T25934] ? super_setup_bdi+0xb0/0xb0 [ 475.211898][T25934] ? apparmor_capable+0x2ed/0x630 [ 475.216921][T25934] vfs_get_super+0x76/0x2e0 [ 475.221421][T25934] ? fuse_fill_super_common+0x1030/0x1030 [ 475.227148][T25934] ? fuse_fill_super_common+0x1030/0x1030 [ 475.232869][T25934] get_tree_nodev+0x23/0x30 [ 475.237376][T25934] fuse_get_tree+0x12e/0x190 [ 475.241967][T25934] vfs_get_tree+0x8e/0x300 [ 475.246385][T25934] do_mount+0x143d/0x1d10 [ 475.250713][T25934] ? copy_mount_string+0x40/0x40 [ 475.255656][T25934] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.261895][T25934] ? copy_mount_options+0x2e8/0x3f0 [ 475.267094][T25934] ksys_mount+0xdb/0x150 [ 475.271338][T25934] __x64_sys_mount+0xbe/0x150 [ 475.276017][T25934] do_syscall_64+0xfa/0x760 10:10:39 executing program 5: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='\xabt~enc\x03\xf20\x00\x05\xce\xf8\x00', 0x400080, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r2, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r3, 0x20000000000, r1, 0x0) sendmsg$IPVS_CMD_GET_DEST(r1, &(0x7f00000000c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x40001}, 0x40000) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r5 = socket$alg(0x26, 0x5, 0x0) bind$alg(r5, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r5, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r6, 0x20000000000, r4, 0x0) setsockopt$CAIFSO_LINK_SELECT(r4, 0x116, 0x7f, &(0x7f0000000140)=0xffff, 0x4) r7 = socket$alg(0x26, 0x5, 0x0) bind$alg(r7, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r7, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r7, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r7, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r8, 0x20000000000, r0, 0x0) prlimit64(r8, 0x0, &(0x7f0000000280)={0x9, 0x100000001}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r9 = socket(0x1, 0x2, 0x0) r10 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r10, 0xab00, r9) r11 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r11, 0xab03) ioctl$NBD_CLEAR_SOCK(r10, 0xab04) [ 475.280528][T25934] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 475.286413][T25934] RIP: 0033:0x4598e9 [ 475.290306][T25934] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 475.309999][T25934] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 475.318420][T25934] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 475.326392][T25934] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 10:10:39 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x5000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 475.334361][T25934] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 475.342329][T25934] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 475.350295][T25934] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 [ 475.371979][T25943] block nbd5: shutting down sockets 10:10:39 executing program 2 (fault-call:3 fault-nth:19): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:39 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value={0x0, 0x100000000000000}, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 475.414088][T25943] block nbd5: shutting down sockets 10:10:39 executing program 5: getsockopt$XDP_STATISTICS(0xffffffffffffffff, 0x11b, 0x7, &(0x7f0000000000), &(0x7f0000000080)=0x18) prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f00000000c0)={0x30, 0x2, 0x1, 0x0, 0x5, 0xfffffffffffffffd}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) syz_open_dev$vcsa(&(0x7f0000000180)='/dev/vcsa#\x00', 0x4, 0x80900) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r2, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r3, 0x20000000000, r1, 0x0) ioctl$KVM_TRANSLATE(r1, 0xc018ae85, &(0x7f0000000040)={0x2000, 0x3000, 0x800, 0x0, 0xffffffff}) r4 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r4, 0xab00, r0) ioctl$DRM_IOCTL_AUTH_MAGIC(r1, 0x40046411, &(0x7f0000000140)=0x2) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) prctl$PR_TASK_PERF_EVENTS_ENABLE(0x20) ioctl$NBD_CLEAR_SOCK(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) [ 475.476135][T25953] FAULT_INJECTION: forcing a failure. [ 475.476135][T25953] name failslab, interval 1, probability 0, space 0, times 0 [ 475.509297][T25953] CPU: 1 PID: 25953 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 475.518010][T25953] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 475.528066][T25953] Call Trace: [ 475.531369][T25953] dump_stack+0x172/0x1f0 [ 475.535703][T25953] should_fail.cold+0xa/0x15 [ 475.535722][T25953] ? fault_create_debugfs_attr+0x180/0x180 [ 475.546084][T25953] ? kernel_init_free_pages+0x120/0x120 [ 475.546099][T25953] ? ___might_sleep+0x163/0x2c0 [ 475.546114][T25953] __should_failslab+0x121/0x190 [ 475.546134][T25953] should_failslab+0x9/0x14 [ 475.556485][T25953] __kmalloc+0x2e0/0x770 [ 475.570109][T25953] ? __list_lru_init+0xd1/0x710 [ 475.574953][T25953] __list_lru_init+0xd1/0x710 [ 475.574970][T25953] alloc_super+0x7cc/0x910 [ 475.574985][T25953] sget_fc+0x14e/0x810 [ 475.574998][T25953] ? super_setup_bdi+0xb0/0xb0 [ 475.575010][T25953] ? apparmor_capable+0x2ed/0x630 [ 475.575022][T25953] vfs_get_super+0x76/0x2e0 [ 475.575041][T25953] ? fuse_fill_super_common+0x1030/0x1030 [ 475.608110][T25953] ? fuse_fill_super_common+0x1030/0x1030 [ 475.613832][T25953] get_tree_nodev+0x23/0x30 [ 475.618334][T25953] fuse_get_tree+0x12e/0x190 [ 475.622926][T25953] vfs_get_tree+0x8e/0x300 [ 475.627342][T25953] do_mount+0x143d/0x1d10 [ 475.631678][T25953] ? copy_mount_string+0x40/0x40 [ 475.636626][T25953] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 475.642861][T25953] ? copy_mount_options+0x2e8/0x3f0 [ 475.648063][T25953] ksys_mount+0xdb/0x150 [ 475.652304][T25953] __x64_sys_mount+0xbe/0x150 [ 475.656979][T25953] do_syscall_64+0xfa/0x760 [ 475.661489][T25953] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 475.667393][T25953] RIP: 0033:0x4598e9 [ 475.671289][T25953] 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 [ 475.690907][T25953] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 475.699315][T25953] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 475.707722][T25953] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 475.715693][T25953] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 475.723659][T25953] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 475.731626][T25953] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 [ 475.742851][T25961] block nbd5: shutting down sockets [ 475.810498][T25961] block nbd5: shutting down sockets [ 475.823761][T25964] block nbd3: Device being setup by another task 10:10:39 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x401870c8) 10:10:39 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20020, 0x0, 0x8, 0x0, 0x0, 0x100000, 0x0, 0x0, 0x0, 0x0, 0x800000000000, 0x0, 0x0, 0xfffffffffffffffe, 0x4000000000000, 0x2, 0xfffffffffffffffc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1f, 0x8001}, 0x4000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$adsp(&(0x7f0000000000)='/dev/adsp#\x00', 0x401, 0x507000) ioctl$VIDIOC_ENUM_FRAMESIZES(r0, 0xc02c564a, &(0x7f0000000040)={0x2, 0x0, 0x0, @stepwise={0x8, 0xff, 0x4, 0x9, 0x7fffffff}}) r1 = creat(&(0x7f0000000100)='./file0\x00', 0x24) setsockopt$inet_tcp_buf(r0, 0x6, 0x1c, &(0x7f0000000540)="c52daaca9f316e055409723d2e7ff4ec63a8e7470979a97515678fda600a80d552ea57fc947f91306584a4b9e39cb62d2cb45031876cc00d31ec876990caad98d6efe442c02470c116c76b6e4d99c1f376dfdb85d2c6d33bf9934e0ed582bb7bdc13739ca37558ca73c05656e978964170d3dafafe0a9a", 0x77) r2 = socket$inet_sctp(0x2, 0x5, 0x84) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r2, 0x84, 0x7b, &(0x7f0000000000)={r4}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(0xffffffffffffffff, 0x84, 0x70, &(0x7f0000000300)={r4, @in={{0x2, 0x4e22, @loopback}}, [0x7, 0x7ef7, 0x1000, 0x6, 0x2, 0x101, 0x3, 0x81, 0x5, 0x7ff, 0x7, 0x4, 0x0, 0x0, 0x7]}, &(0x7f0000000400)=0x100) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r1, 0x84, 0x17, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="0800e000815410ff92df0d97ba9a37bac4491dac4480ec0f5446c3db3d88da2992c62fae9ffdca00b6972931998ecd4181ffea4a41b03df0d4879551aa60d8efa9548cf0b34c893639c9b6f768db086ac6fd1c48aac156feaf0d1db4dc8169aab8e6696d1a9d24cd303fb5bf7b1575062f463f0867e0b0c36f231874c08a593f8469041801f31fcade764461b56b87d7e31c3a48e3ea262f7b4a17e336420629ff38d7530fd39045913fc1cee20055ab593bd1ca5a1b2bfb69a67660d61a27a075761da74ffd210ca634c2210a3d57e7265b2b2bce2d53f0f844026f2fbafec730ee4103"], 0xe8) r6 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r6, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) r7 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) setsockopt$bt_l2cap_L2CAP_CONNINFO(r1, 0x6, 0x2, &(0x7f0000000600)={0x5, 0x9, 0x400, 0x3fd}, 0x6) r8 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r8, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) fcntl$F_SET_FILE_RW_HINT(r8, 0x40e, &(0x7f0000000640)) r9 = socket$alg(0x26, 0x5, 0x0) bind$alg(r9, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r9, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r9, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, 0x0, 0x20000000000, r7, 0x0) ioctl$SIOCRSSCAUSE(r7, 0x89e1, &(0x7f00000005c0)=0xffff) 10:10:39 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x6000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:39 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value={0x0, 0x200000000000000}, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:39 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x2280, 0x0) ioctl$SIOCX25GCAUSEDIAG(r2, 0x89e6, &(0x7f0000000080)={0x3, 0x7ff}) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:39 executing program 2 (fault-call:3 fault-nth:20): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) [ 475.851187][T25925] block nbd3: shutting down sockets [ 475.938617][T25969] FAULT_INJECTION: forcing a failure. [ 475.938617][T25969] name failslab, interval 1, probability 0, space 0, times 0 10:10:39 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x7000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 476.006411][T25969] CPU: 1 PID: 25969 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 476.015130][T25969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 476.025189][T25969] Call Trace: [ 476.025213][T25969] dump_stack+0x172/0x1f0 [ 476.025233][T25969] should_fail.cold+0xa/0x15 [ 476.025255][T25969] ? fault_create_debugfs_attr+0x180/0x180 [ 476.043212][T25969] ? kernel_init_free_pages+0x120/0x120 [ 476.048764][T25969] ? ___might_sleep+0x163/0x2c0 [ 476.053621][T25969] __should_failslab+0x121/0x190 [ 476.053637][T25969] should_failslab+0x9/0x14 [ 476.053652][T25969] kmem_cache_alloc_node_trace+0x274/0x750 [ 476.053670][T25969] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 476.063202][T25969] __kmalloc_node+0x3d/0x70 [ 476.063219][T25969] kvmalloc_node+0x68/0x100 [ 476.063235][T25969] __list_lru_init+0x4d5/0x710 [ 476.063258][T25969] alloc_super+0x7cc/0x910 [ 476.083818][T25969] sget_fc+0x14e/0x810 [ 476.097016][T25969] ? super_setup_bdi+0xb0/0xb0 [ 476.101868][T25969] ? apparmor_capable+0x2ed/0x630 [ 476.106901][T25969] vfs_get_super+0x76/0x2e0 [ 476.111409][T25969] ? fuse_fill_super_common+0x1030/0x1030 [ 476.117134][T25969] ? fuse_fill_super_common+0x1030/0x1030 [ 476.122852][T25969] get_tree_nodev+0x23/0x30 [ 476.127445][T25969] fuse_get_tree+0x12e/0x190 [ 476.132038][T25969] vfs_get_tree+0x8e/0x300 [ 476.136455][T25969] do_mount+0x143d/0x1d10 [ 476.140783][T25969] ? copy_mount_string+0x40/0x40 [ 476.145736][T25969] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.151973][T25969] ? copy_mount_options+0x2e8/0x3f0 10:10:40 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3ea, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept4$ax25(0xffffffffffffffff, 0x0, &(0x7f0000000000), 0x800) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 476.157174][T25969] ksys_mount+0xdb/0x150 [ 476.161421][T25969] __x64_sys_mount+0xbe/0x150 [ 476.166189][T25969] do_syscall_64+0xfa/0x760 [ 476.170693][T25969] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 476.176592][T25969] RIP: 0033:0x4598e9 [ 476.180488][T25969] 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 10:10:40 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value={0x0, 0x4000000000000000}, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) [ 476.200104][T25969] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 476.208515][T25969] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 476.216488][T25969] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 476.224454][T25969] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 476.232423][T25969] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 476.240389][T25969] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 [ 476.242798][T25983] block nbd5: shutting down sockets 10:10:40 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r2, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r3, 0x20000000000, r1, 0x0) ioctl$SCSI_IOCTL_TEST_UNIT_READY(r1, 0x2) 10:10:40 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x8000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 476.309925][T25973] block nbd5: shutting down sockets 10:10:40 executing program 2 (fault-call:3 fault-nth:21): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) [ 476.481109][T26002] FAULT_INJECTION: forcing a failure. [ 476.481109][T26002] name failslab, interval 1, probability 0, space 0, times 0 [ 476.505849][T26002] CPU: 1 PID: 26002 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 476.514593][T26002] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 476.524645][T26002] Call Trace: [ 476.527937][T26002] dump_stack+0x172/0x1f0 [ 476.532273][T26002] should_fail.cold+0xa/0x15 [ 476.536860][T26002] ? fault_create_debugfs_attr+0x180/0x180 [ 476.542668][T26002] ? kernel_init_free_pages+0x120/0x120 [ 476.548215][T26002] ? ___might_sleep+0x163/0x2c0 [ 476.553068][T26002] __should_failslab+0x121/0x190 [ 476.558001][T26002] should_failslab+0x9/0x14 [ 476.562502][T26002] kmem_cache_alloc_trace+0x2d3/0x790 [ 476.567871][T26002] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 476.573687][T26002] __memcg_init_list_lru_node+0x8a/0x1e0 [ 476.579315][T26002] __list_lru_init+0x3fe/0x710 [ 476.584081][T26002] alloc_super+0x7cc/0x910 [ 476.588846][T26002] sget_fc+0x14e/0x810 [ 476.592908][T26002] ? super_setup_bdi+0xb0/0xb0 [ 476.597667][T26002] ? apparmor_capable+0x2ed/0x630 [ 476.602688][T26002] vfs_get_super+0x76/0x2e0 [ 476.607185][T26002] ? fuse_fill_super_common+0x1030/0x1030 [ 476.612897][T26002] ? fuse_fill_super_common+0x1030/0x1030 [ 476.618627][T26002] get_tree_nodev+0x23/0x30 [ 476.623134][T26002] fuse_get_tree+0x12e/0x190 [ 476.627725][T26002] vfs_get_tree+0x8e/0x300 [ 476.632137][T26002] do_mount+0x143d/0x1d10 [ 476.636474][T26002] ? copy_mount_string+0x40/0x40 [ 476.641410][T26002] ? copy_mount_options+0x260/0x3f0 [ 476.646617][T26002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 476.652862][T26002] ? copy_mount_options+0x2e8/0x3f0 [ 476.658056][T26002] ksys_mount+0xdb/0x150 [ 476.662299][T26002] __x64_sys_mount+0xbe/0x150 [ 476.666975][T26002] do_syscall_64+0xfa/0x760 [ 476.671482][T26002] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 476.677369][T26002] RIP: 0033:0x4598e9 [ 476.681263][T26002] 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 [ 476.701819][T26002] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 476.710225][T26002] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 476.718189][T26002] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 476.726159][T26002] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 476.734128][T26002] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 476.742096][T26002] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 10:10:40 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value={0x0, 0x8000000000000000}, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:40 executing program 5: prlimit64(0x0, 0x2, &(0x7f0000000280)={0x80000001, 0x8e}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5, 0x2}, 0x0) r0 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r1, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r1, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r1, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) r2 = socket$inet_sctp(0x2, 0x5, 0x84) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r2, 0x84, 0x7b, &(0x7f0000000000)={r4}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000080)={r4, 0x8e, "8cc012e31f2f7d661c46299501ba3e29e3a45c5df73d36696b39652ec0d3874b6b4dc86302ae07fc364005d66cfa28616ec9a255eaf9992251b7fe65eccb24054676eb40e2b1e8fc80e3244389016f150ff005bf4679694bf85996b0cd698f4dc13f781b29bbf10a17a3a907b4943be8dd05d84b18eb614cfe1b4cd9f311c0c9e7a3cdf2ecff3da992ecd4be1652"}, &(0x7f0000000000)=0x96) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) r5 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r5, 0xab03) ioctl$NBD_CLEAR_SOCK(r0, 0xab04) 10:10:40 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x40000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:40 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x401870cb) 10:10:40 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = syz_init_net_socket$nfc_llcp(0x27, 0x2, 0x1) setsockopt$nfc_llcp_NFC_LLCP_RW(r0, 0x118, 0x0, &(0x7f0000000000)=0x2, 0x4) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r1, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 476.788430][T25992] block nbd3: Device being setup by another task [ 476.799823][T25981] block nbd3: shutting down sockets 10:10:40 executing program 2 (fault-call:3 fault-nth:22): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:40 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) r1 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x8, 0x882) ioctl$VIDIOC_S_INPUT(r1, 0xc0045627, &(0x7f0000000040)=0x4) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:40 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r1, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) openat(0xffffffffffffff9c, &(0x7f0000000300)='./file0\x00', 0x0, 0x10) sendto$inet(r1, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r1, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(r1, 0x84, 0x77, &(0x7f0000000000)={0x0, 0x6, 0x3, [0x1f, 0x7, 0xfffffffffffffd0a]}, &(0x7f0000000040)=0xe) r2 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r2, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r2, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r2, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r2, 0x0, 0x10, &(0x7f0000000340)={{{@in6=@local, @in6=@initdev}}, {{@in6=@mcast1}, 0x0, @in=@remote}}, &(0x7f0000000440)=0xe8) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:40 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000080)={0x0, @in={{0x2, 0x4e20, @remote}}}, &(0x7f0000000140)=0x84) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f00000002c0)={r4, @in={{0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x1f}}}, 0x7fffffff, 0x6, 0x2, 0x7c, 0x48}, 0x98) 10:10:41 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value={0x0, 0xffffffff00000000}, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:41 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0xf6ffffff, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 477.015038][T26026] FAULT_INJECTION: forcing a failure. [ 477.015038][T26026] name failslab, interval 1, probability 0, space 0, times 0 [ 477.085893][T26026] CPU: 1 PID: 26026 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 477.094599][T26026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 477.104745][T26026] Call Trace: [ 477.108050][T26026] dump_stack+0x172/0x1f0 [ 477.112393][T26026] should_fail.cold+0xa/0x15 [ 477.116996][T26026] ? fault_create_debugfs_attr+0x180/0x180 [ 477.122811][T26026] ? kernel_init_free_pages+0x120/0x120 [ 477.128362][T26026] ? ___might_sleep+0x163/0x2c0 [ 477.133226][T26026] __should_failslab+0x121/0x190 [ 477.138167][T26026] should_failslab+0x9/0x14 [ 477.142670][T26026] kmem_cache_alloc_trace+0x2d3/0x790 [ 477.148040][T26026] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 477.153849][T26026] __memcg_init_list_lru_node+0x8a/0x1e0 [ 477.159479][T26026] __list_lru_init+0x3fe/0x710 [ 477.164245][T26026] alloc_super+0x7cc/0x910 [ 477.168662][T26026] sget_fc+0x14e/0x810 [ 477.172729][T26026] ? super_setup_bdi+0xb0/0xb0 [ 477.177485][T26026] ? apparmor_capable+0x2ed/0x630 [ 477.182510][T26026] vfs_get_super+0x76/0x2e0 [ 477.187015][T26026] ? fuse_fill_super_common+0x1030/0x1030 [ 477.192733][T26026] ? fuse_fill_super_common+0x1030/0x1030 [ 477.198451][T26026] get_tree_nodev+0x23/0x30 [ 477.202956][T26026] fuse_get_tree+0x12e/0x190 [ 477.207543][T26026] vfs_get_tree+0x8e/0x300 [ 477.211954][T26026] do_mount+0x143d/0x1d10 [ 477.211971][T26026] ? copy_mount_string+0x40/0x40 [ 477.211992][T26026] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 477.212004][T26026] ? copy_mount_options+0x2e8/0x3f0 [ 477.212020][T26026] ksys_mount+0xdb/0x150 [ 477.212034][T26026] __x64_sys_mount+0xbe/0x150 [ 477.212054][T26026] do_syscall_64+0xfa/0x760 [ 477.246070][T26026] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 477.251957][T26026] RIP: 0033:0x4598e9 [ 477.255847][T26026] 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 [ 477.275455][T26026] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 477.283871][T26026] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 477.291837][T26026] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 477.299800][T26026] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 477.307766][T26026] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 477.315734][T26026] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 10:10:41 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0xff000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:41 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x7) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:41 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000, 0x0, 0xa1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800001, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x7fff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) r1 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x80000, 0x0) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r2, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) write$FUSE_POLL(r2, &(0x7f0000000300)={0x18, 0x0, 0x1, {0xfffffffeffffffff}}, 0x18) r3 = creat(&(0x7f0000000040)='./file0\x00', 0x36) ioctl$FUSE_DEV_IOC_CLONE(r1, 0x8004e500, &(0x7f0000000100)=r3) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 477.339369][T26042] block nbd5: shutting down sockets 10:10:41 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/autofs\x00', 0x80000, 0x0) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r2, 0x800c6613, &(0x7f0000000080)={0x0, @aes256, 0x1, "f223c0bce7a85cda"}) r3 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r3, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 477.478103][T26056] block nbd5: shutting down sockets [ 477.549461][T26052] block nbd5: shutting down sockets 10:10:41 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x401870cc) 10:10:41 executing program 2 (fault-call:3 fault-nth:23): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:41 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x20013ffc) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:41 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0xfffffff6, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:41 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x0, @perf_bp={0x0}, 0x10000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x285, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) r1 = accept$ax25(0xffffffffffffffff, &(0x7f0000000000)={{0x3, @bcast}, [@bcast, @null, @remote, @bcast, @rose, @netrom, @rose, @default]}, &(0x7f0000000100)=0x48) ioctl$sock_inet_SIOCSIFDSTADDR(r1, 0x8918, &(0x7f0000000300)={'sit0\x00', {0x2, 0x4e24, @multicast1}}) r2 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000340)='/dev/mixer\x00', 0x4000, 0x0) ioctl$IMGETDEVINFO(r2, 0x80044944, &(0x7f0000000380)={0x9}) 10:10:41 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = socket(0x1, 0x2, 0x0) time(&(0x7f0000000000)) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file1\x00', &(0x7f0000000240)='fuse\x00', 0x21042, &(0x7f0000000440)=ANY=[]) r3 = dup3(0xffffffffffffffff, r2, 0xc0000) setsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000080)={0x0, @in6={{0xa, 0x4e23, 0x389f, @initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x9}}, 0x5, 0x101, 0x3, 0x2, 0x40}, 0x98) ioctl$PPPIOCSMRU1(r3, 0x40047452, &(0x7f0000000040)=0x88) accept4$inet6(r0, &(0x7f00000003c0)={0xa, 0x0, 0x0, @ipv4={[], [], @dev}}, &(0x7f0000000400)=0x13, 0x40000) r4 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r4, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/sys/net/ipv4/vs/am_droprate\x00', 0x2, 0x0) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r7 = socket$alg(0x26, 0x5, 0x0) bind$alg(r7, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r7, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r7, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r7, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r8, 0x20000000000, r6, 0x0) setsockopt$inet6_int(r6, 0x29, 0x19, &(0x7f0000000440)=0x9, 0x4) r9 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r9, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) write$binfmt_elf32(r9, &(0x7f0000000600)={{0x7f, 0x45, 0x4c, 0x46, 0x0, 0x1, 0xc68, 0xffffffffffffffff, 0x3, 0x2, 0x6, 0xfffffffffffff1f3, 0x1e4, 0x38, 0x7, 0x10001, 0x8, 0x20, 0x2, 0x10000, 0x400, 0x3}, [{0x1, 0x4, 0x8001, 0x101, 0x8, 0x4680, 0x6, 0x8}, {0x6, 0x9, 0x7, 0x1, 0x9, 0x80000000, 0xb1e, 0x7}], "e274f73b32a11d6a7b822c6f42bcbdb6babed70a3a3975028c1db4602368a108c7708133a362f3e80559a0d6b413d9a20159a319045281198c99697c11016ca95fcc38b63c4ddc5981aea40eee068f8e74017a53597956c20aa90c6436302ff6512dfb0b8a996079711b20261e4320f61c496b2a2c1145b51f947eb6b730339ab0bb29ce50e4597d6e73b0b63c74459fce89b4138d1132aa39c6aa4ab89bb0375d09e32d057cadf156625a3627e99997feb89ed3af9d0a46ea3c8bc384be3b2f38134579e4341d59452538910e7ca33079e20dc2929198e80835ec024b", [[], [], [], [], []]}, 0x655) name_to_handle_at(r5, &(0x7f0000000180)='./file0\x00', &(0x7f00000002c0)={0xb9, 0x437, "5eb5285d53e7ebe3ba0ef4da62dadedf7ef4014413e7defcb54753a941b140fb205ce283f9a3d8b22f49e9d634ac247f29ee877ea2cd977e0f4a95e1ad45ed7ea7afbfc8a84cb03d35169b952f1b34cd8010fde870dbcede9eb118f413a08a184f3b98550174258ddfab1cec4561522147470d734cf0bb9a8cf4d724ed47e4595b30be5f64bd70d2087ee646f1e46a8ce02f33e38bca4b620096f7839079851f77c5528c52eacaaf28a12e57913a25a06a"}, &(0x7f0000000380), 0x1c00) [ 477.707719][T26058] block nbd3: Device being setup by another task [ 477.718542][T26017] block nbd3: shutting down sockets 10:10:41 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x1000000000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 477.807310][T26068] FAULT_INJECTION: forcing a failure. [ 477.807310][T26068] name failslab, interval 1, probability 0, space 0, times 0 [ 477.841139][T26075] block nbd5: shutting down sockets [ 477.860087][T26068] CPU: 1 PID: 26068 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 477.868786][T26068] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 477.878833][T26068] Call Trace: [ 477.882125][T26068] dump_stack+0x172/0x1f0 [ 477.886468][T26068] should_fail.cold+0xa/0x15 [ 477.891058][T26068] ? fault_create_debugfs_attr+0x180/0x180 [ 477.896872][T26068] ? kernel_init_free_pages+0x120/0x120 [ 477.902424][T26068] ? ___might_sleep+0x163/0x2c0 [ 477.907281][T26068] __should_failslab+0x121/0x190 [ 477.912214][T26068] should_failslab+0x9/0x14 [ 477.912231][T26068] kmem_cache_alloc_trace+0x2d3/0x790 [ 477.912251][T26068] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 477.922081][T26068] __memcg_init_list_lru_node+0x8a/0x1e0 [ 477.922095][T26068] __list_lru_init+0x3fe/0x710 [ 477.922112][T26068] alloc_super+0x7cc/0x910 [ 477.922129][T26068] sget_fc+0x14e/0x810 [ 477.946720][T26068] ? super_setup_bdi+0xb0/0xb0 [ 477.950855][T26064] block nbd5: shutting down sockets [ 477.951489][T26068] ? apparmor_capable+0x2ed/0x630 [ 477.961683][T26068] vfs_get_super+0x76/0x2e0 [ 477.966185][T26068] ? fuse_fill_super_common+0x1030/0x1030 [ 477.971903][T26068] ? fuse_fill_super_common+0x1030/0x1030 [ 477.977618][T26068] get_tree_nodev+0x23/0x30 [ 477.982291][T26068] fuse_get_tree+0x12e/0x190 [ 477.986881][T26068] vfs_get_tree+0x8e/0x300 [ 477.991302][T26068] do_mount+0x143d/0x1d10 [ 477.995634][T26068] ? copy_mount_string+0x40/0x40 [ 478.000575][T26068] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 478.006815][T26068] ? copy_mount_options+0x2e8/0x3f0 [ 478.012019][T26068] ksys_mount+0xdb/0x150 [ 478.016261][T26068] __x64_sys_mount+0xbe/0x150 [ 478.020941][T26068] do_syscall_64+0xfa/0x760 [ 478.025447][T26068] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 478.031328][T26068] RIP: 0033:0x4598e9 [ 478.035231][T26068] 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 10:10:42 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) r2 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r3 = socket$alg(0x26, 0x5, 0x0) bind$alg(r3, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r3, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r4, 0x20000000000, r2, 0x0) r5 = syz_genetlink_get_family_id$tipc(&(0x7f0000000040)='TIPC\x00') sendmsg$TIPC_CMD_SHOW_STATS(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20002008}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r5, 0x0, 0x70bd2c, 0x25dfdbfe, {}, [""]}, 0x1c}, 0x1, 0x0, 0x0, 0x20000}, 0x0) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r6 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r6, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:42 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r2, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r3, 0x20000000000, r1, 0x0) ioctl$RTC_WKALM_SET(r1, 0x4028700f, &(0x7f0000000000)={0x1, 0x0, {0x33, 0x6, 0xa, 0xb, 0x3, 0x100000001, 0x2, 0x81}}) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:42 executing program 5: prlimit64(0x0, 0x1c, &(0x7f0000000000)={0x0, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) setsockopt$packet_fanout(r3, 0x107, 0x12, &(0x7f0000000080)={0x8, 0x4, 0x9000}, 0x4) bind$alg(r2, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r2, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000001c0)=0x0) r7 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r8 = socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(r8, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r8, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r8, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r9, 0x20000000000, r7, 0x0) setsockopt$packet_tx_ring(r7, 0x107, 0xd, &(0x7f0000000180)=@req3={0x4241b86a, 0x1, 0x20, 0x3f, 0xffff, 0x42, 0x6}, 0x1c) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r6, 0x20000000000, r1, 0x0) ioctl$RFKILL_IOCTL_NOINPUT(r1, 0x5201) r10 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r10, 0xab00, r0) r11 = syz_open_dev$ndb(0x0, 0x0, 0x0) r12 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/null\x00', 0x404000, 0x0) ioctl$TCSETX(r12, 0x5433, &(0x7f0000000140)={0x2, 0x100000001, [0x9, 0x0, 0x100000001, 0x5, 0x4], 0xffffffffffffffff}) ioctl$NBD_CLEAR_SOCK(r11, 0xab03) ioctl$NBD_CLEAR_SOCK(r10, 0xab04) ioctl$BINDER_THREAD_EXIT(0xffffffffffffffff, 0x40046208, 0x0) [ 478.054827][T26068] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 478.063247][T26068] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 478.071226][T26068] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 478.079190][T26068] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 478.079198][T26068] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 478.079206][T26068] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 10:10:42 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x100000000000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:42 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) socket$inet6(0xa, 0x5, 0x40) [ 478.221160][T26098] block nbd5: shutting down sockets [ 478.266748][T26098] block nbd5: shutting down sockets 10:10:42 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x4020940d) 10:10:42 executing program 4: mmap(&(0x7f0000012000/0x2000)=nil, 0x2000, 0x5, 0x12, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r3, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r3, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r3, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) ioctl$sock_TIOCOUTQ(r3, 0x5411, &(0x7f0000000000)) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:42 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x200000000000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:42 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x5, 0x2, 0x6) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:42 executing program 2 (fault-call:3 fault-nth:24): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:42 executing program 1: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) bind$isdn(r0, &(0x7f0000000300)={0x22, 0x8, 0x3ff, 0x1f, 0x1f}, 0x6) perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x77528d3a80616a75, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$VT_RESIZEX(0xffffffffffffffff, 0x560a, &(0x7f0000000100)={0x0, 0x8, 0x3f, 0x80000001, 0x400, 0x4}) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) openat$vimc0(0xffffffffffffff9c, &(0x7f0000000340)='/dev/video0\x00', 0x2, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r3, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) r4 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x2, 0x4800) ioctl$TIOCGPKT(r4, 0x80045438, &(0x7f0000000040)) setsockopt$RDS_FREE_MR(r0, 0x114, 0x3, &(0x7f0000000380)={{0x8, 0x47d0}, 0x50a85de0b089264b}, 0x10) [ 478.640376][T26080] block nbd3: Device being setup by another task [ 478.651977][T26074] block nbd3: shutting down sockets 10:10:42 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8a}, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0xca4a273951bf5fd6, 0x0) r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r2, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r2, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r2, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r3, 0x20000000000, r1, 0x0) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r5 = socket$alg(0x26, 0x5, 0x0) bind$alg(r5, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r5, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r6, 0x20000000000, r4, 0x0) sendmsg$nl_generic(r1, &(0x7f0000000140)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f00000002c0)={0x374, 0x36, 0x1932, 0x70bd29, 0x25dfdbfd, {0xd}, [@typed={0x14, 0x44, @ipv6=@initdev={0xfe, 0x88, [], 0x0, 0x0}}, @nested={0x34c, 0x1a, [@generic="f7ec5e7f15fb73d7bf437588b2118aad6d8bbd1e38308eff426693e46115acab6d1438f6f619de4f789909054e226b54f551a127e3e8e5b4fa15568ffd608ef4b67f2e47e69b854cc10776747eed1d71fa0377c812a15f5f379f92a6895426be23a589c92c94ebf3a4a07ae77a75ddd4e8a01622fd47dbea21a25c5d0fb921e845844b968cb00a33e5e394ecc508242c0bf9c9dedebbc71beffa55b34cb4e6dd7a3fd6302f5351ea0ad6b9ece79e7398073f0b5959c113d0e437d7847c94e3550de3226e131abc45efa7c0ac97f4929a939c32ddcef73d1ec28c28", @generic="361203f26cd516e6accfd9f0a767aca3427481f70314a15b4d0cf4ce41ab8e907413b14699b172c98f0bf0821f2c6b51b6abc37fcf71beb0ce3109f4708d5b0dcc210bd0899dafd3b4a93ff5bc795aab60009e56a45f64df948fc62884ee6b8716786a3f566288f6104bf7689ac7fb8b871535331da3e5fa13b686949d47a1029bbc646860e07c39c1a2ed282a187df55eee270122fa66c980aa0e61fdf02000c412650f178348facd5ea82436c393abf2e936b288dae5ad114d14bd30d3d518653181c52362d83acd41", @typed={0x8, 0x3a, @str='\x00'}, @generic="345e6919a398c3b19ae5994dbaa42ec460c3c3d44c4c55dda9017a1c8eb92105f6f0bf6ec97973cb2c573cac6f2e20e6f8312b568fc7ae6667fe7f23dbd7b5904b9c2fff1129aca90b4bc02f62f8832c69ed970ce44982d1ef3572e02e9b5884d6ccb289856fdd724ac14dec8957bf192ea11375eaf91997c644a0dd3766fae70e017e0ffc1e2d2ef6397bf4b6081becad3bbbebb2f5ae39ec8221422282fffd7a58d67dc8073a6a667f0294b2329e59d2d3f9fb1d50582baf0947228798100b390309810d8c2d29a1cb0360f819134418f94418664c", @typed={0x8, 0x91, @uid=0xee01}, @generic="3423229fa86865fa6f766af9d2548a32aec1f3896034f88d3604379905e1f8c4de9b1942195445f0a7d767cad8ffe4001d0ea1858386b06fb8eb0aae82661f325c0576c5ef85c6b21b692b38dcd3545b8f8197f83850058a4deae702e72c800adb7c9544e23e55530a2a067a5672e8ecf9c81f41138bcc89bcba97fd4d246e9161dd6527fc19944e42b615c9c57372351c63700cde5e80ca574efd38f02d3b0f11c44fa9ca370db34e4da6b6e8f12676a9c270", @typed={0x8, 0x23, @pid=r6}]}]}, 0x374}, 0x1, 0x0, 0x0, 0x4044000}, 0x80) ioctl$sock_kcm_SIOCKCMCLONE(r0, 0x89e2, &(0x7f0000000080)) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x1, 0x0, 0x0, 0x5}, 0x0) r7 = socket(0x1, 0x2, 0x0) r8 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r8, 0xab00, r7) r9 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r9, 0xab03) ioctl$NBD_CLEAR_SOCK(r8, 0xab04) 10:10:42 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x20000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/sequencer2\x00', 0x4c01b6ec92dff42c, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) r3 = syz_open_procfs(r2, &(0x7f0000000000)='net/rpc\x00') recvfrom$inet6(r3, &(0x7f0000000300)=""/143, 0x8f, 0x1, &(0x7f0000000040)={0xa, 0x4e24, 0x1ff, @loopback, 0x6}, 0x1c) r4 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r4, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:42 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x300000000000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 478.790053][T26119] FAULT_INJECTION: forcing a failure. [ 478.790053][T26119] name failslab, interval 1, probability 0, space 0, times 0 [ 478.831781][T26119] CPU: 1 PID: 26119 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 478.840489][T26119] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 478.850808][T26119] Call Trace: [ 478.854110][T26119] dump_stack+0x172/0x1f0 [ 478.858460][T26119] should_fail.cold+0xa/0x15 [ 478.863065][T26119] ? fault_create_debugfs_attr+0x180/0x180 [ 478.868884][T26119] ? kernel_init_free_pages+0x120/0x120 [ 478.874442][T26119] ? ___might_sleep+0x163/0x2c0 10:10:42 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) r1 = inotify_init1(0x80000) fsetxattr$security_capability(r1, &(0x7f0000000000)='security.capability\x00', &(0x7f0000000040)=@v1={0x1000000, [{0xffffffffffffffff, 0xdd1}]}, 0xc, 0x2) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 478.879307][T26119] __should_failslab+0x121/0x190 [ 478.884259][T26119] should_failslab+0x9/0x14 [ 478.888766][T26119] kmem_cache_alloc_trace+0x2d3/0x790 [ 478.894148][T26119] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 478.899961][T26119] __memcg_init_list_lru_node+0x8a/0x1e0 [ 478.899979][T26119] __list_lru_init+0x3fe/0x710 [ 478.899998][T26119] alloc_super+0x7cc/0x910 [ 478.910355][T26119] sget_fc+0x14e/0x810 [ 478.918797][T26119] ? super_setup_bdi+0xb0/0xb0 [ 478.923562][T26119] ? apparmor_capable+0x2ed/0x630 10:10:42 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x400000000000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 478.928581][T26136] block nbd5: shutting down sockets [ 478.928671][T26119] vfs_get_super+0x76/0x2e0 [ 478.928691][T26119] ? fuse_fill_super_common+0x1030/0x1030 [ 478.944079][T26119] ? fuse_fill_super_common+0x1030/0x1030 [ 478.949799][T26119] get_tree_nodev+0x23/0x30 [ 478.954304][T26119] fuse_get_tree+0x12e/0x190 [ 478.958897][T26119] vfs_get_tree+0x8e/0x300 [ 478.963314][T26119] do_mount+0x143d/0x1d10 [ 478.967647][T26119] ? copy_mount_string+0x40/0x40 [ 478.972596][T26119] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 10:10:42 executing program 1: r0 = syz_open_dev$sndpcmc(&(0x7f0000000000)='/dev/snd/pcmC#D#c\x00', 0x10001, 0x100080) ioctl$SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS(r0, 0xc0045516, &(0x7f0000000040)=0x2) perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r1, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 478.978845][T26119] ? copy_mount_options+0x2e8/0x3f0 [ 478.984054][T26119] ksys_mount+0xdb/0x150 [ 478.988298][T26119] __x64_sys_mount+0xbe/0x150 [ 478.992978][T26119] do_syscall_64+0xfa/0x760 [ 478.997490][T26119] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 479.003384][T26119] RIP: 0033:0x4598e9 [ 479.007284][T26119] Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 479.012578][T26130] block nbd5: Could not allocate knbd recv work queue. [ 479.027579][T26119] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 479.027592][T26119] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 479.027600][T26119] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 479.027607][T26119] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 479.027615][T26119] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 479.027623][T26119] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 [ 479.041540][T26136] block nbd5: shutting down sockets 10:10:43 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x41007701) [ 479.583144][T26149] block nbd3: Device being setup by another task [ 479.594654][T26124] block nbd3: shutting down sockets [ 480.451479][T26154] block nbd3: Device being setup by another task [ 480.459686][T26151] block nbd3: shutting down sockets 10:10:45 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbfffdffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:45 executing program 5: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 10:10:45 executing program 2 (fault-call:3 fault-nth:25): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:45 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x500000000000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) 10:10:45 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x80000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_MRT6_ADD_MIF(r1, 0x29, 0xca, &(0x7f0000000000)={0x0, 0x0, 0x3, 0x6, 0x6}, 0xc) getsockopt$EBT_SO_GET_ENTRIES(r0, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:45 executing program 3: r0 = socket(0x1, 0x2, 0x0) r1 = syz_open_dev$ndb(&(0x7f00000001c0)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_SOCK(r1, 0xab00, r0) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab03) recvmmsg(r0, &(0x7f0000004b40)=[{{0x0, 0x0, 0x0}}], 0x1, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0x80041284) [ 481.784646][T26164] FAULT_INJECTION: forcing a failure. [ 481.784646][T26164] name failslab, interval 1, probability 0, space 0, times 0 [ 481.810206][T26164] CPU: 0 PID: 26164 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 481.819182][T26164] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 481.829249][T26164] Call Trace: [ 481.829275][T26164] dump_stack+0x172/0x1f0 [ 481.829301][T26164] should_fail.cold+0xa/0x15 [ 481.841487][T26164] ? fault_create_debugfs_attr+0x180/0x180 [ 481.847302][T26164] ? kernel_init_free_pages+0x120/0x120 [ 481.847323][T26164] ? ___might_sleep+0x163/0x2c0 [ 481.857691][T26164] __should_failslab+0x121/0x190 [ 481.862642][T26164] should_failslab+0x9/0x14 [ 481.867162][T26164] kmem_cache_alloc_trace+0x2d3/0x790 [ 481.872557][T26164] __memcg_init_list_lru_node+0x8a/0x1e0 [ 481.878203][T26164] __list_lru_init+0x3fe/0x710 [ 481.882989][T26164] alloc_super+0x7cc/0x910 [ 481.887598][T26164] sget_fc+0x14e/0x810 [ 481.891680][T26164] ? super_setup_bdi+0xb0/0xb0 [ 481.896452][T26164] ? apparmor_capable+0x2ed/0x630 [ 481.901513][T26164] vfs_get_super+0x76/0x2e0 [ 481.906029][T26164] ? fuse_fill_super_common+0x1030/0x1030 [ 481.911755][T26164] ? fuse_fill_super_common+0x1030/0x1030 [ 481.917487][T26164] get_tree_nodev+0x23/0x30 [ 481.921999][T26164] fuse_get_tree+0x12e/0x190 [ 481.926603][T26164] vfs_get_tree+0x8e/0x300 [ 481.931033][T26164] do_mount+0x143d/0x1d10 [ 481.935383][T26164] ? copy_mount_string+0x40/0x40 [ 481.940344][T26164] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 481.946602][T26164] ? copy_mount_options+0x2e8/0x3f0 [ 481.951817][T26164] ksys_mount+0xdb/0x150 [ 481.956070][T26164] __x64_sys_mount+0xbe/0x150 [ 481.960765][T26164] do_syscall_64+0xfa/0x760 [ 481.965289][T26164] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 481.971185][T26164] RIP: 0033:0x4598e9 [ 481.975089][T26164] 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 [ 481.994700][T26164] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 482.003121][T26164] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 482.011098][T26164] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 482.019081][T26164] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 482.027060][T26164] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 10:10:46 executing program 1: r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r1, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r1, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r2, 0x20000000000, r0, 0x0) ioctl$VIDIOC_QUERYCTRL(r0, 0xc0445624, &(0x7f0000000000)={0x0, 0x101, "c79110266603e7c9ec10d6f8898b92825d0a9dd64261df78e9a787e158fe5015", 0x3, 0x2, 0x81, 0x1f, 0x81}) perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r3 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r3, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) [ 482.035033][T26164] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 [ 482.052412][T26174] block nbd5: shutting down sockets 10:10:46 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r3, 0x84, 0x72, &(0x7f0000000000)={0x0, 0x7, 0x78}, &(0x7f0000000040)=0xc) getsockopt$inet_sctp_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000000100)={0x0, 0xffff}, &(0x7f0000000140)=0x8) r6 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r6, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r6, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r6, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r6, 0x84, 0x72, &(0x7f00000001c0)={0x0, 0x80000000}, &(0x7f0000000200)=0xc) syz_open_dev$mouse(&(0x7f0000000280)='/dev/input/mouse#\x00', 0x0, 0x41c000) r7 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r7, &(0x7f0000000040)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r7, 0x0, 0x10b, 0x200007fe, &(0x7f0000000100)={0x2, 0x10004e23, @dev={0xac, 0x14, 0x14, 0xa}}, 0x10) sendto$inet(r7, &(0x7f0000d7cfcb), 0xffffffffffffffef, 0x241, 0x0, 0x0) r8 = socket$inet_sctp(0x2, 0x5, 0x84) r9 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r9, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER(r8, 0x84, 0x7b, &(0x7f0000000000)={r10}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r7, 0x84, 0x1f, &(0x7f00000002c0)={r10, @in={{0x2, 0x4e21, @rand_addr=0x6}}, 0x81, 0x100000001}, &(0x7f0000000380)=0x90) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000000180)=@assoc_value={r11, 0x3}, &(0x7f0000000240)=0x21a) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) 10:10:46 executing program 2 (fault-call:3 fault-nth:26): perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) symlink(&(0x7f0000000540)='..', &(0x7f0000000380)='./file0\x00') r0 = openat$fuse(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000040)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r0, @ANYBLOB=',rootmode=00000000000000000040000,user_id=', @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) 10:10:46 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0xc0c00) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(r1, 0xc08c5336, &(0x7f00000000c0)={0x0, 0x8, 0x3, 'queue0\x00', 0x5}) r3 = accept$inet6(r2, &(0x7f0000000180)={0xa, 0x0, 0x0, @empty}, &(0x7f0000000200)=0x1c) getsockopt$inet6_IPV6_IPSEC_POLICY(r3, 0x29, 0x22, &(0x7f0000000240)={{{@in=@multicast1, @in=@broadcast}}, {{@in6}, 0x0, @in6=@mcast1}}, &(0x7f0000000340)=0xe8) r4 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r5 = socket$alg(0x26, 0x5, 0x0) bind$alg(r5, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r5, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r5, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r5, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r6, 0x20000000000, r4, 0x0) fsconfig$FSCONFIG_SET_STRING(r4, 0x1, &(0x7f0000000000)='user(\x00', &(0x7f0000000040)='queue0\x00', 0x0) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) 10:10:46 executing program 1: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) ioctl$sock_inet_SIOCGARP(r0, 0x8954, &(0x7f0000000000)={{0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x26}}, {0x6}, 0x2e, {0x2, 0x4e20, @multicast2}, 'gre0\x00'}) r1 = socket$inet(0x2, 0x4000000000000001, 0x0) getsockopt$EBT_SO_GET_ENTRIES(r1, 0x0, 0x81, &(0x7f0000000240)={'broute\x00', 0x0, 0x3, 0xcb, [], 0x0, 0x0, &(0x7f0000000140)=""/203}, &(0x7f00000002c0)=0x78) 10:10:46 executing program 4: mmap(&(0x7f0000011000/0x3000)=nil, 0x3000, 0x4, 0x10032, 0xffffffffffffffff, 0x0) r0 = userfaultfd(0x0) r1 = dup2(r0, r0) ioctl$UFFDIO_API(r1, 0xc018aa3f, &(0x7f0000000080)) ioctl$UFFDIO_REGISTER(r0, 0xc020aa00, &(0x7f0000001fe2)={{&(0x7f0000011000/0x3000)=nil, 0x3000}, 0x1}) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) bind$alg(r1, &(0x7f0000000140)={0x26, 'aead\x00', 0x0, 0x0, 'rfc4543(gcm_base(ecb-cast5-avx,nhpoly1305-neon))\x00'}, 0x58) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x76, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0x8) mmap(&(0x7f0000000000/0x22000)=nil, 0x22000, 0xfffffbffffffffff, 0x2000000000032, 0xffffffffffffffff, 0x0) close(r0) r3 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer2\x00', 0x400080, 0x0) r4 = socket$alg(0x26, 0x5, 0x0) bind$alg(r4, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r4, 0x117, 0x1, &(0x7f0000000100)="0a0743cc05e381e5b3b60ced5c54dbb7", 0x10) accept$alg(r4, 0x0, 0x0) ioctl$sock_SIOCGPGRP(r4, 0x8904, &(0x7f00000001c0)=0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x400, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x100, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp={0x0}}, r5, 0x20000000000, r3, 0x0) write$UHID_DESTROY(r3, &(0x7f0000000000), 0x4) 10:10:46 executing program 0: perf_event_open(&(0x7f0000000080)={0x2, 0x70, 0x3e8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) connect$can_bcm(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$mouse(&(0x7f0000000140)='/dev/input/mouse#\x00', 0x600000000000000, 0x0) socketpair$tipc(0x1e, 0x0, 0x0, 0x0) [ 482.289110][T26187] FAULT_INJECTION: forcing a failure. [ 482.289110][T26187] name failslab, interval 1, probability 0, space 0, times 0 [ 482.304651][T26187] CPU: 1 PID: 26187 Comm: syz-executor.2 Not tainted 5.3.0-next-20190916 #0 [ 482.313347][T26187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 482.323425][T26187] Call Trace: [ 482.326727][T26187] dump_stack+0x172/0x1f0 [ 482.331071][T26187] should_fail.cold+0xa/0x15 [ 482.335668][T26187] ? fault_create_debugfs_attr+0x180/0x180 [ 482.341485][T26187] ? kernel_init_free_pages+0x120/0x120 [ 482.347035][T26187] ? ___might_sleep+0x163/0x2c0 [ 482.351888][T26187] __should_failslab+0x121/0x190 [ 482.351906][T26187] should_failslab+0x9/0x14 [ 482.351922][T26187] kmem_cache_alloc_trace+0x2d3/0x790 [ 482.351934][T26187] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 482.351950][T26187] __memcg_init_list_lru_node+0x8a/0x1e0 [ 482.351968][T26187] __list_lru_init+0x3fe/0x710 [ 482.372548][T26187] alloc_super+0x7cc/0x910 [ 482.372566][T26187] sget_fc+0x14e/0x810 [ 482.372579][T26187] ? super_setup_bdi+0xb0/0xb0 [ 482.372592][T26187] ? apparmor_capable+0x2ed/0x630 [ 482.372609][T26187] vfs_get_super+0x76/0x2e0 [ 482.383079][T26187] ? fuse_fill_super_common+0x1030/0x1030 [ 482.383095][T26187] ? fuse_fill_super_common+0x1030/0x1030 [ 482.383109][T26187] get_tree_nodev+0x23/0x30 [ 482.383122][T26187] fuse_get_tree+0x12e/0x190 [ 482.383139][T26187] vfs_get_tree+0x8e/0x300 [ 482.391590][T26187] do_mount+0x143d/0x1d10 [ 482.391606][T26187] ? copy_mount_string+0x40/0x40 [ 482.391629][T26187] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 482.391642][T26187] ? copy_mount_options+0x2e8/0x3f0 [ 482.391658][T26187] ksys_mount+0xdb/0x150 [ 482.391671][T26187] __x64_sys_mount+0xbe/0x150 [ 482.391690][T26187] do_syscall_64+0xfa/0x760 [ 482.401437][T26187] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 482.401448][T26187] RIP: 0033:0x4598e9 [ 482.401467][T26187] 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 [ 482.401475][T26187] RSP: 002b:00007f4749004c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 482.502863][T26187] RAX: ffffffffffffffda RBX: 00007f4749004c90 RCX: 00000000004598e9 [ 482.510834][T26187] RDX: 0000000020000240 RSI: 0000000020000200 RDI: 0000000000000000 [ 482.518800][T26187] RBP: 000000000075bf20 R08: 0000000020000040 R09: 0000000000000000 [ 482.526769][T26187] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f47490056d4 [ 482.534737][T26187] R13: 00000000004c5ec4 R14: 00000000004daa58 R15: 0000000000000005 [ 482.565204][T26162] block nbd3: shutting down sockets [ 630.461600][ T1065] INFO: task kworker/u5:0:1524 blocked for more than 143 seconds. [ 630.469461][ T1065] Not tainted 5.3.0-next-20190916 #0 [ 630.477708][ T1065] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 630.486562][ T1065] kworker/u5:0 D27992 1524 2 0x80004000 [ 630.495569][ T1065] Workqueue: knbd5-recv recv_work [ 630.500605][ T1065] Call Trace: [ 630.504296][ T1065] __schedule+0x828/0x1c20 [ 630.508718][ T1065] ? __sched_text_start+0x8/0x8 [ 630.516385][ T1065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 630.522776][ T1065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 630.529011][ T1065] ? kthread_data+0x58/0xc0 [ 630.536093][ T1065] schedule+0xd9/0x260 [ 630.540174][ T1065] schedule_timeout+0x717/0xc50 [ 630.545736][ T1065] ? usleep_range+0x170/0x170 [ 630.550426][ T1065] ? lock_downgrade+0x920/0x920 [ 630.557877][ T1065] ? rwlock_bug.part.0+0x90/0x90 [ 630.562924][ T1065] ? wait_for_completion+0x9e/0x440 [ 630.568205][ T1065] ? trace_hardirqs_on+0x67/0x240 [ 630.575826][ T1065] ? __kasan_check_read+0x11/0x20 [ 630.580862][ T1065] wait_for_completion+0x29c/0x440 [ 630.586442][ T1065] ? wait_for_completion_interruptible+0x470/0x470 [ 630.595552][ T1065] ? wake_up_q+0xf0/0xf0 [ 630.599807][ T1065] ? flush_workqueue_prep_pwqs+0x352/0x590 [ 630.605736][ T1065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 630.615020][ T1065] flush_workqueue+0x40f/0x14c0 [ 630.619884][ T1065] ? pwq_unbound_release_workfn+0x2f0/0x2f0 [ 630.625957][ T1065] ? debug_check_no_obj_freed+0xc0/0x43f [ 630.634202][ T1065] drain_workqueue+0x1b4/0x470 [ 630.638976][ T1065] ? drain_workqueue+0x1b4/0x470 [ 630.644044][ T1065] destroy_workqueue+0x21/0x700 [ 630.648892][ T1065] ? nbd_config_put+0x378/0x870 [ 630.656330][ T1065] nbd_config_put+0x3dd/0x870 [ 630.661021][ T1065] recv_work+0x19b/0x200 [ 630.665390][ T1065] process_one_work+0x9af/0x1740 [ 630.670331][ T1065] ? pwq_dec_nr_in_flight+0x320/0x320 [ 630.678275][ T1065] ? lock_acquire+0x190/0x410 [ 630.683080][ T1065] worker_thread+0x98/0xe40 [ 630.687593][ T1065] kthread+0x361/0x430 [ 630.694259][ T1065] ? process_one_work+0x1740/0x1740 [ 630.699578][ T1065] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 630.705972][ T1065] ret_from_fork+0x24/0x30 [ 630.710499][ T1065] INFO: task syz-executor.5:26167 can't die for more than 143 seconds. [ 630.721714][ T1065] syz-executor.5 D28064 26167 9922 0x00000004 [ 630.728058][ T1065] Call Trace: [ 630.731343][ T1065] __schedule+0x828/0x1c20 [ 630.738549][ T1065] ? __sched_text_start+0x8/0x8 [ 630.743520][ T1065] ? lock_downgrade+0x920/0x920 [ 630.748363][ T1065] ? rwlock_bug.part.0+0x90/0x90 [ 630.755897][ T1065] ? __mutex_lock+0x5b4/0x13c0 [ 630.760664][ T1065] schedule+0xd9/0x260 [ 630.764831][ T1065] schedule_preempt_disabled+0x13/0x20 [ 630.770280][ T1065] __mutex_lock+0x7b0/0x13c0 [ 630.777447][ T1065] ? nbd_open+0xec/0x310 [ 630.781787][ T1065] ? mutex_trylock+0x2d0/0x2d0 [ 630.786552][ T1065] ? disk_get_part+0xc9/0x190 [ 630.791272][ T1065] ? refcount_dec_and_mutex_lock+0x90/0x90 [ 630.799706][ T1065] mutex_lock_nested+0x16/0x20 [ 630.804574][ T1065] ? mutex_lock_nested+0x16/0x20 [ 630.809507][ T1065] nbd_open+0xec/0x310 [ 630.816148][ T1065] __blkdev_get+0x34f/0x1660 [ 630.820753][ T1065] ? nbd_alloc_config+0x180/0x180 [ 630.825887][ T1065] ? bd_finish_claiming+0x1c0/0x1c0 [ 630.831078][ T1065] ? bd_acquire+0x26/0x2c0 [ 630.838146][ T1065] blkdev_get+0x47/0x2c0 [ 630.842483][ T1065] ? _raw_spin_unlock+0x2d/0x50 [ 630.847327][ T1065] blkdev_open+0x205/0x290 [ 630.854690][ T1065] do_dentry_open+0x4df/0x1250 [ 630.859456][ T1065] ? match_exception_partial+0x242/0x2d0 [ 630.868246][ T1065] ? bd_acquire+0x2c0/0x2c0 [ 630.875344][ T1065] ? chown_common+0x5c0/0x5c0 [ 630.880026][ T1065] ? inode_permission+0xb4/0x560 [ 630.885073][ T1065] vfs_open+0xa0/0xd0 [ 630.889052][ T1065] path_openat+0x10e9/0x46d0 [ 630.896211][ T1065] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 630.902116][ T1065] ? kasan_slab_alloc+0xf/0x20 [ 630.906876][ T1065] ? kmem_cache_alloc+0x121/0x710 [ 630.914564][ T1065] ? getname_flags+0xd6/0x5b0 [ 630.919246][ T1065] ? getname+0x1a/0x20 [ 630.923431][ T1065] ? do_sys_open+0x2c9/0x5d0 [ 630.928027][ T1065] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 630.935991][ T1065] ? __lockdep_free_key_range+0x120/0x120 [ 630.942849][ T1065] ? cache_grow_end+0xa4/0x190 [ 630.947614][ T1065] ? __kasan_check_read+0x11/0x20 [ 630.955421][ T1065] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 630.961149][ T1065] do_filp_open+0x1a1/0x280 [ 630.965758][ T1065] ? may_open_dev+0x100/0x100 [ 630.970435][ T1065] ? __kasan_check_read+0x11/0x20 [ 630.978042][ T1065] ? do_raw_spin_unlock+0x57/0x270 [ 630.983874][ T1065] ? _raw_spin_unlock+0x2d/0x50 [ 630.988727][ T1065] ? __alloc_fd+0x487/0x620 [ 630.995833][ T1065] do_sys_open+0x3fe/0x5d0 [ 631.000253][ T1065] ? filp_open+0x80/0x80 [ 631.004596][ T1065] ? __x64_sys_clock_gettime+0x16d/0x240 [ 631.010225][ T1065] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 631.019149][ T1065] __x64_sys_open+0x7e/0xc0 [ 631.023780][ T1065] do_syscall_64+0xfa/0x760 [ 631.028284][ T1065] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 631.036817][ T1065] RIP: 0033:0x4137d1 [ 631.040722][ T1065] Code: 48 c7 03 50 37 41 00 31 c0 48 83 c4 08 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 c7 03 40 37 41 00 eb e5 0f 1f 80 00 00 00 00 bf <69> 30 44 00 b9 08 00 00 00 48 89 ee f3 a6 74 1f bf 71 30 44 00 b9 [ 631.062950][ T1065] RSP: 002b:00007f48c4f817a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 631.071368][ T1065] RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00000000004137d1 [ 631.080390][ T1065] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f48c4f81850 [ 631.090112][ T1065] RBP: 000000000075bf20 R08: 000000000000000f R09: 0000000000000000 [ 631.099019][ T1065] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f48c4f826d4 [ 631.109838][ T1065] R13: 00000000004c8d5b R14: 00000000004dfd50 R15: 00000000ffffffff [ 631.119167][ T1065] INFO: task syz-executor.5:26167 blocked for more than 144 seconds. [ 631.128996][ T1065] Not tainted 5.3.0-next-20190916 #0 [ 631.135743][ T1065] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 631.146184][ T1065] syz-executor.5 D28064 26167 9922 0x00000004 [ 631.153477][ T1065] Call Trace: [ 631.156778][ T1065] __schedule+0x828/0x1c20 [ 631.161199][ T1065] ? __sched_text_start+0x8/0x8 [ 631.167942][ T1065] ? lock_downgrade+0x920/0x920 [ 631.173815][ T1065] ? rwlock_bug.part.0+0x90/0x90 [ 631.178755][ T1065] ? __mutex_lock+0x5b4/0x13c0 [ 631.185271][ T1065] schedule+0xd9/0x260 [ 631.189346][ T1065] schedule_preempt_disabled+0x13/0x20 [ 631.195768][ T1065] __mutex_lock+0x7b0/0x13c0 [ 631.200362][ T1065] ? nbd_open+0xec/0x310 [ 631.206357][ T1065] ? mutex_trylock+0x2d0/0x2d0 [ 631.211130][ T1065] ? disk_get_part+0xc9/0x190 [ 631.216758][ T1065] ? refcount_dec_and_mutex_lock+0x90/0x90 [ 631.224299][ T1065] mutex_lock_nested+0x16/0x20 [ 631.229064][ T1065] ? mutex_lock_nested+0x16/0x20 [ 631.235044][ T1065] nbd_open+0xec/0x310 [ 631.239135][ T1065] __blkdev_get+0x34f/0x1660 [ 631.246150][ T1065] ? nbd_alloc_config+0x180/0x180 [ 631.251232][ T1065] ? bd_finish_claiming+0x1c0/0x1c0 [ 631.257465][ T1065] ? bd_acquire+0x26/0x2c0 [ 631.263645][ T1065] blkdev_get+0x47/0x2c0 [ 631.267891][ T1065] ? _raw_spin_unlock+0x2d/0x50 [ 631.273780][ T1065] blkdev_open+0x205/0x290 [ 631.278223][ T1065] do_dentry_open+0x4df/0x1250 [ 631.284766][ T1065] ? match_exception_partial+0x242/0x2d0 [ 631.290416][ T1065] ? bd_acquire+0x2c0/0x2c0 [ 631.295886][ T1065] ? chown_common+0x5c0/0x5c0 [ 631.300661][ T1065] ? inode_permission+0xb4/0x560 [ 631.307360][ T1065] vfs_open+0xa0/0xd0 [ 631.311346][ T1065] path_openat+0x10e9/0x46d0 [ 631.316884][ T1065] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 631.324424][ T1065] ? kasan_slab_alloc+0xf/0x20 [ 631.329189][ T1065] ? kmem_cache_alloc+0x121/0x710 [ 631.335167][ T1065] ? getname_flags+0xd6/0x5b0 [ 631.339847][ T1065] ? getname+0x1a/0x20 [ 631.345655][ T1065] ? do_sys_open+0x2c9/0x5d0 [ 631.350258][ T1065] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 631.356570][ T1065] ? __lockdep_free_key_range+0x120/0x120 [ 631.364025][ T1065] ? cache_grow_end+0xa4/0x190 [ 631.368789][ T1065] ? __kasan_check_read+0x11/0x20 [ 631.375120][ T1065] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 631.380851][ T1065] do_filp_open+0x1a1/0x280 [ 631.387191][ T1065] ? may_open_dev+0x100/0x100 [ 631.392865][ T1065] ? __kasan_check_read+0x11/0x20 [ 631.397895][ T1065] ? do_raw_spin_unlock+0x57/0x270 [ 631.404756][ T1065] ? _raw_spin_unlock+0x2d/0x50 [ 631.409611][ T1065] ? __alloc_fd+0x487/0x620 [ 631.415094][ T1065] do_sys_open+0x3fe/0x5d0 [ 631.419517][ T1065] ? filp_open+0x80/0x80 [ 631.425497][ T1065] ? __x64_sys_clock_gettime+0x16d/0x240 [ 631.431136][ T1065] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 631.438158][ T1065] __x64_sys_open+0x7e/0xc0 [ 631.444470][ T1065] do_syscall_64+0xfa/0x760 [ 631.449004][ T1065] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 631.455860][ T1065] RIP: 0033:0x4137d1 [ 631.459764][ T1065] Code: 48 c7 03 50 37 41 00 31 c0 48 83 c4 08 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 c7 03 40 37 41 00 eb e5 0f 1f 80 00 00 00 00 bf <69> 30 44 00 b9 08 00 00 00 48 89 ee f3 a6 74 1f bf 71 30 44 00 b9 [ 631.481987][ T1065] RSP: 002b:00007f48c4f817a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 631.490402][ T1065] RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00000000004137d1 [ 631.500157][ T1065] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f48c4f81850 [ 631.509392][ T1065] RBP: 000000000075bf20 R08: 000000000000000f R09: 0000000000000000 [ 631.519143][ T1065] R10: 0000000000000000 R11: 0000000000000293 R12: 00007f48c4f826d4 [ 631.528312][ T1065] R13: 00000000004c8d5b R14: 00000000004dfd50 R15: 00000000ffffffff [ 631.538029][ T1065] INFO: task syz-executor.3:26162 can't die for more than 144 seconds. [ 631.547173][ T1065] syz-executor.3 D28120 26162 9918 0x00004006 [ 631.555247][ T1065] Call Trace: [ 631.558541][ T1065] __schedule+0x828/0x1c20 [ 631.563877][ T1065] ? __sched_text_start+0x8/0x8 [ 631.568727][ T1065] ? lock_downgrade+0x920/0x920 [ 631.575333][ T1065] ? rwlock_bug.part.0+0x90/0x90 [ 631.580273][ T1065] ? __mutex_lock+0x5b4/0x13c0 [ 631.585991][ T1065] schedule+0xd9/0x260 [ 631.590063][ T1065] schedule_preempt_disabled+0x13/0x20 [ 631.597402][ T1065] __mutex_lock+0x7b0/0x13c0 [ 631.602955][ T1065] ? blkdev_put+0x34/0x560 [ 631.607374][ T1065] ? wait_for_completion+0x440/0x440 [ 631.614409][ T1065] ? mutex_trylock+0x2d0/0x2d0 [ 631.619173][ T1065] ? perf_trace_lock+0xeb/0x4c0 [ 631.624947][ T1065] mutex_lock_nested+0x16/0x20 [ 631.629713][ T1065] ? mutex_lock_nested+0x16/0x20 [ 631.636759][ T1065] blkdev_put+0x34/0x560 [ 631.641005][ T1065] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 631.648169][ T1065] blkdev_close+0x8b/0xb0 [ 631.654239][ T1065] __fput+0x2ff/0x890 [ 631.658220][ T1065] ? blkdev_put+0x560/0x560 [ 631.663645][ T1065] ____fput+0x16/0x20 [ 631.667630][ T1065] task_work_run+0x145/0x1c0 [ 631.673964][ T1065] get_signal+0x2078/0x2500 [ 631.678471][ T1065] ? block_ioctl+0xee/0x130 [ 631.683895][ T1065] ? blkdev_fallocate+0x410/0x410 [ 631.688929][ T1065] ? do_vfs_ioctl+0x120/0x13e0 [ 631.695483][ T1065] do_signal+0x87/0x1700 [ 631.699831][ T1065] ? __fget+0x384/0x560 [ 631.704944][ T1065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 631.711191][ T1065] ? setup_sigcontext+0x7d0/0x7d0 [ 631.717975][ T1065] ? kick_process+0xef/0x180 [ 631.723476][ T1065] ? task_work_add+0x9c/0x120 [ 631.728240][ T1065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 631.736243][ T1065] ? fput_many+0x12c/0x1a0 [ 631.740659][ T1065] ? trace_hardirqs_on+0x67/0x240 [ 631.746635][ T1065] exit_to_usermode_loop+0x286/0x380 [ 631.753669][ T1065] do_syscall_64+0x65f/0x760 [ 631.758265][ T1065] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 631.765498][ T1065] RIP: 0033:0x4598e9 [ 631.769414][ T1065] Code: Bad RIP value. [ 631.775272][ T1065] RSP: 002b:00007fa6345c4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 631.784630][ T1065] RAX: fffffffffffffe00 RBX: 0000000000000002 RCX: 00000000004598e9 [ 631.794603][ T1065] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 631.803578][ T1065] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 631.813433][ T1065] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa6345c56d4 [ 631.821410][ T1065] R13: 00000000004c319f R14: 00000000004d6948 R15: 00000000ffffffff [ 631.830420][ T1065] INFO: task syz-executor.3:26162 blocked for more than 144 seconds. [ 631.840236][ T1065] Not tainted 5.3.0-next-20190916 #0 [ 631.846958][ T1065] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 631.857368][ T1065] syz-executor.3 D28120 26162 9918 0x00004006 [ 631.864624][ T1065] Call Trace: [ 631.867916][ T1065] __schedule+0x828/0x1c20 [ 631.874109][ T1065] ? __sched_text_start+0x8/0x8 [ 631.878962][ T1065] ? lock_downgrade+0x920/0x920 [ 631.884733][ T1065] ? rwlock_bug.part.0+0x90/0x90 [ 631.889671][ T1065] ? __mutex_lock+0x5b4/0x13c0 [ 631.896556][ T1065] schedule+0xd9/0x260 [ 631.900628][ T1065] schedule_preempt_disabled+0x13/0x20 [ 631.909114][ T1065] __mutex_lock+0x7b0/0x13c0 [ 631.915460][ T1065] ? blkdev_put+0x34/0x560 [ 631.919883][ T1065] ? wait_for_completion+0x440/0x440 [ 631.926098][ T1065] ? mutex_trylock+0x2d0/0x2d0 [ 631.930867][ T1065] ? perf_trace_lock+0xeb/0x4c0 [ 631.937475][ T1065] mutex_lock_nested+0x16/0x20 [ 631.943199][ T1065] ? mutex_lock_nested+0x16/0x20 [ 631.948158][ T1065] blkdev_put+0x34/0x560 [ 631.954159][ T1065] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 631.960400][ T1065] blkdev_close+0x8b/0xb0 [ 631.965655][ T1065] __fput+0x2ff/0x890 [ 631.969635][ T1065] ? blkdev_put+0x560/0x560 [ 631.975880][ T1065] ____fput+0x16/0x20 [ 631.979864][ T1065] task_work_run+0x145/0x1c0 [ 631.986475][ T1065] get_signal+0x2078/0x2500 [ 631.990983][ T1065] ? block_ioctl+0xee/0x130 [ 631.997236][ T1065] ? blkdev_fallocate+0x410/0x410 [ 632.003175][ T1065] ? do_vfs_ioctl+0x120/0x13e0 [ 632.007940][ T1065] do_signal+0x87/0x1700 [ 632.013939][ T1065] ? __fget+0x384/0x560 [ 632.018099][ T1065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 632.025638][ T1065] ? setup_sigcontext+0x7d0/0x7d0 [ 632.030667][ T1065] ? kick_process+0xef/0x180 [ 632.037401][ T1065] ? task_work_add+0x9c/0x120 [ 632.043057][ T1065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 632.049291][ T1065] ? fput_many+0x12c/0x1a0 [ 632.055438][ T1065] ? trace_hardirqs_on+0x67/0x240 [ 632.060470][ T1065] exit_to_usermode_loop+0x286/0x380 [ 632.066678][ T1065] do_syscall_64+0x65f/0x760 [ 632.071272][ T1065] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 632.078918][ T1065] RIP: 0033:0x4598e9 [ 632.083740][ T1065] Code: Bad RIP value. [ 632.087798][ T1065] RSP: 002b:00007fa6345c4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 632.097967][ T1065] RAX: fffffffffffffe00 RBX: 0000000000000002 RCX: 00000000004598e9 [ 632.106854][ T1065] RDX: 0000000000000000 RSI: 000000000000ab03 RDI: 0000000000000005 [ 632.116576][ T1065] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 632.125461][ T1065] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa6345c56d4 [ 632.135182][ T1065] R13: 00000000004c319f R14: 00000000004d6948 R15: 00000000ffffffff [ 632.144082][ T1065] INFO: task syz-executor.3:26173 can't die for more than 145 seconds. [ 632.154448][ T1065] syz-executor.3 D28608 26173 9918 0x00000004 [ 632.160788][ T1065] Call Trace: [ 632.165001][ T1065] __schedule+0x828/0x1c20 [ 632.169428][ T1065] ? __sched_text_start+0x8/0x8 [ 632.176028][ T1065] ? lock_downgrade+0x920/0x920 [ 632.180878][ T1065] ? rwlock_bug.part.0+0x90/0x90 [ 632.186730][ T1065] ? __mutex_lock+0x5b4/0x13c0 [ 632.193251][ T1065] schedule+0xd9/0x260 [ 632.197323][ T1065] schedule_preempt_disabled+0x13/0x20 [ 632.203699][ T1065] __mutex_lock+0x7b0/0x13c0 [ 632.208288][ T1065] ? nbd_open+0x27/0x310 [ 632.214303][ T1065] ? mutex_trylock+0x2d0/0x2d0 [ 632.219087][ T1065] ? mutex_trylock+0x2d0/0x2d0 [ 632.224781][ T1065] ? down_read_non_owner+0x490/0x490 [ 632.230065][ T1065] mutex_lock_nested+0x16/0x20 [ 632.236660][ T1065] ? mutex_lock_nested+0x16/0x20 [ 632.242576][ T1065] nbd_open+0x27/0x310 [ 632.246658][ T1065] __blkdev_get+0xf76/0x1660 [ 632.251251][ T1065] ? nbd_alloc_config+0x180/0x180 [ 632.258173][ T1065] ? bd_finish_claiming+0x1c0/0x1c0 [ 632.264560][ T1065] ? bd_acquire+0x26/0x2c0 [ 632.268996][ T1065] blkdev_get+0x47/0x2c0 [ 632.275050][ T1065] ? _raw_spin_unlock+0x2d/0x50 [ 632.279909][ T1065] blkdev_open+0x205/0x290 [ 632.285636][ T1065] do_dentry_open+0x4df/0x1250 [ 632.290404][ T1065] ? match_exception_partial+0x242/0x2d0 [ 632.297810][ T1065] ? bd_acquire+0x2c0/0x2c0 [ 632.303448][ T1065] ? chown_common+0x5c0/0x5c0 [ 632.308129][ T1065] ? inode_permission+0xb4/0x560 [ 632.314951][ T1065] vfs_open+0xa0/0xd0 [ 632.318951][ T1065] path_openat+0x10e9/0x46d0 [ 632.324508][ T1065] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 632.330322][ T1065] ? kasan_slab_alloc+0xf/0x20 [ 632.336849][ T1065] ? kmem_cache_alloc+0x121/0x710 [ 632.342799][ T1065] ? getname_flags+0xd6/0x5b0 [ 632.347473][ T1065] ? getname+0x1a/0x20 [ 632.353321][ T1065] ? do_sys_open+0x2c9/0x5d0 [ 632.357930][ T1065] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 632.364320][ T1065] ? __lockdep_free_key_range+0x120/0x120 [ 632.370054][ T1065] ? cache_grow_end+0xa4/0x190 [ 632.376755][ T1065] ? __kasan_check_read+0x11/0x20 [ 632.383311][ T1065] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 632.389046][ T1065] do_filp_open+0x1a1/0x280 [ 632.395360][ T1065] ? may_open_dev+0x100/0x100 [ 632.400050][ T1065] ? __kasan_check_read+0x11/0x20 [ 632.406022][ T1065] ? do_raw_spin_unlock+0x57/0x270 [ 632.411142][ T1065] ? _raw_spin_unlock+0x2d/0x50 [ 632.418125][ T1065] ? __alloc_fd+0x487/0x620 [ 632.423556][ T1065] do_sys_open+0x3fe/0x5d0 [ 632.427979][ T1065] ? filp_open+0x80/0x80 [ 632.433988][ T1065] ? __x64_sys_clock_gettime+0x16d/0x240 [ 632.439647][ T1065] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 632.446722][ T1065] __x64_sys_open+0x7e/0xc0 [ 632.451235][ T1065] do_syscall_64+0xfa/0x760 [ 632.457531][ T1065] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 632.464340][ T1065] RIP: 0033:0x4137d1 [ 632.468236][ T1065] Code: 48 c7 03 50 37 41 00 31 c0 48 83 c4 08 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 c7 03 40 37 41 00 eb e5 0f 1f 80 00 00 00 00 bf <69> 30 44 00 b9 08 00 00 00 48 89 ee f3 a6 74 1f bf 71 30 44 00 b9 [ 632.490600][ T1065] RSP: 002b:00007fa6345827a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 632.499114][ T1065] RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00000000004137d1 [ 632.509642][ T1065] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fa634582850 [ 632.517830][ T1065] RBP: 000000000075c070 R08: 000000000000000f R09: 0000000000000000 [ 632.528457][ T1065] R10: 0000000000000000 R11: 0000000000000293 R12: 00007fa6345836d4 [ 632.536712][ T1065] R13: 00000000004c8d5b R14: 00000000004dfd50 R15: 00000000ffffffff [ 632.548462][ T1065] INFO: task syz-executor.3:26173 blocked for more than 145 seconds. [ 632.556701][ T1065] Not tainted 5.3.0-next-20190916 #0 [ 632.565181][ T1065] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 632.574019][ T1065] syz-executor.3 D28608 26173 9918 0x00000004 [ 632.580351][ T1065] Call Trace: [ 632.586329][ T1065] __schedule+0x828/0x1c20 [ 632.590749][ T1065] ? __sched_text_start+0x8/0x8 [ 632.595807][ T1065] ? lock_downgrade+0x920/0x920 [ 632.600660][ T1065] ? rwlock_bug.part.0+0x90/0x90 [ 632.608258][ T1065] ? __mutex_lock+0x5b4/0x13c0 [ 632.613270][ T1065] schedule+0xd9/0x260 [ 632.617344][ T1065] schedule_preempt_disabled+0x13/0x20 [ 632.625497][ T1065] __mutex_lock+0x7b0/0x13c0 [ 632.630090][ T1065] ? nbd_open+0x27/0x310 [ 632.634594][ T1065] ? mutex_trylock+0x2d0/0x2d0 [ 632.639354][ T1065] ? mutex_trylock+0x2d0/0x2d0 [ 632.646817][ T1065] ? down_read_non_owner+0x490/0x490 [ 632.652286][ T1065] mutex_lock_nested+0x16/0x20 [ 632.657051][ T1065] ? mutex_lock_nested+0x16/0x20 [ 632.664675][ T1065] nbd_open+0x27/0x310 [ 632.668747][ T1065] __blkdev_get+0xf76/0x1660 [ 632.673888][ T1065] ? nbd_alloc_config+0x180/0x180 [ 632.678911][ T1065] ? bd_finish_claiming+0x1c0/0x1c0 [ 632.686761][ T1065] ? bd_acquire+0x26/0x2c0 [ 632.691179][ T1065] blkdev_get+0x47/0x2c0 [ 632.695623][ T1065] ? _raw_spin_unlock+0x2d/0x50 [ 632.700569][ T1065] blkdev_open+0x205/0x290 [ 632.707858][ T1065] do_dentry_open+0x4df/0x1250 [ 632.712999][ T1065] ? match_exception_partial+0x242/0x2d0 [ 632.718626][ T1065] ? bd_acquire+0x2c0/0x2c0 [ 632.725773][ T1065] ? chown_common+0x5c0/0x5c0 [ 632.730451][ T1065] ? inode_permission+0xb4/0x560 [ 632.735587][ T1065] vfs_open+0xa0/0xd0 [ 632.739571][ T1065] path_openat+0x10e9/0x46d0 [ 632.746797][ T1065] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 632.752833][ T1065] ? kasan_slab_alloc+0xf/0x20 [ 632.757605][ T1065] ? kmem_cache_alloc+0x121/0x710 [ 632.765286][ T1065] ? getname_flags+0xd6/0x5b0 [ 632.769991][ T1065] ? getname+0x1a/0x20 [ 632.774259][ T1065] ? do_sys_open+0x2c9/0x5d0 [ 632.778855][ T1065] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 632.786868][ T1065] ? __lockdep_free_key_range+0x120/0x120 [ 632.792769][ T1065] ? cache_grow_end+0xa4/0x190 [ 632.797528][ T1065] ? __kasan_check_read+0x11/0x20 [ 632.805553][ T1065] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 632.811277][ T1065] do_filp_open+0x1a1/0x280 [ 632.815984][ T1065] ? may_open_dev+0x100/0x100 [ 632.820662][ T1065] ? __kasan_check_read+0x11/0x20 [ 632.828348][ T1065] ? do_raw_spin_unlock+0x57/0x270 [ 632.833700][ T1065] ? _raw_spin_unlock+0x2d/0x50 [ 632.838548][ T1065] ? __alloc_fd+0x487/0x620 [ 632.845697][ T1065] do_sys_open+0x3fe/0x5d0 [ 632.850114][ T1065] ? filp_open+0x80/0x80 [ 632.854553][ T1065] ? __x64_sys_clock_gettime+0x16d/0x240 [ 632.860183][ T1065] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 632.868894][ T1065] __x64_sys_open+0x7e/0xc0 [ 632.873578][ T1065] do_syscall_64+0xfa/0x760 [ 632.878080][ T1065] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 632.886714][ T1065] RIP: 0033:0x4137d1 [ 632.890613][ T1065] Code: 48 c7 03 50 37 41 00 31 c0 48 83 c4 08 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 c7 03 40 37 41 00 eb e5 0f 1f 80 00 00 00 00 bf <69> 30 44 00 b9 08 00 00 00 48 89 ee f3 a6 74 1f bf 71 30 44 00 b9 [ 632.913141][ T1065] RSP: 002b:00007fa6345827a0 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 632.922655][ T1065] RAX: ffffffffffffffda RBX: 6666666666666667 RCX: 00000000004137d1 [ 632.930624][ T1065] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fa634582850 [ 632.940805][ T1065] RBP: 000000000075c070 R08: 000000000000000f R09: 0000000000000000 [ 632.954859][ T1065] R10: 0000000000000000 R11: 0000000000000293 R12: 00007fa6345836d4 [ 632.963045][ T1065] R13: 00000000004c8d5b R14: 00000000004dfd50 R15: 00000000ffffffff [ 632.971026][ T1065] INFO: lockdep is turned off. [ 632.978451][ T1065] NMI backtrace for cpu 1 [ 632.982821][ T1065] CPU: 1 PID: 1065 Comm: khungtaskd Not tainted 5.3.0-next-20190916 #0 [ 632.991043][ T1065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 633.001086][ T1065] Call Trace: [ 633.004376][ T1065] dump_stack+0x172/0x1f0 [ 633.008704][ T1065] nmi_cpu_backtrace.cold+0x70/0xb2 [ 633.013897][ T1065] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 633.020136][ T1065] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 633.025765][ T1065] nmi_trigger_cpumask_backtrace+0x23b/0x28b [ 633.031742][ T1065] arch_trigger_cpumask_backtrace+0x14/0x20 [ 633.037626][ T1065] watchdog+0xc99/0x1360 [ 633.041867][ T1065] kthread+0x361/0x430 [ 633.045934][ T1065] ? reset_hung_task_detector+0x30/0x30 [ 633.051471][ T1065] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 633.057703][ T1065] ret_from_fork+0x24/0x30 [ 633.062240][ T1065] Sending NMI from CPU 1 to CPUs 0: [ 633.067597][ C0] NMI backtrace for cpu 0 [ 633.067602][ C0] CPU: 0 PID: 3893 Comm: udevd Not tainted 5.3.0-next-20190916 #0 [ 633.067608][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 633.067611][ C0] RIP: 0010:do_syscall_64+0x3dc/0x760 [ 633.067621][ C0] Code: fa 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e ae 02 00 00 83 63 08 f9 0f 1f 44 00 00 e8 3b ff 71 00 0f 00 2d 84 c6 9f 06 2f ff 71 00 48 83 c4 08 5b 41 5c 41 5d 41 5e 5d c3 e8 1d ff 71 [ 633.067624][ C0] RSP: 0018:ffff8880964e7f20 EFLAGS: 000000d3 [ 633.067631][ C0] RAX: ffff8880964dc040 RBX: ffff8880964dc040 RCX: ffffffff8100a634 [ 633.067636][ C0] RDX: 0000000000000000 RSI: ffffffff8100a675 RDI: ffff8880964dc048 [ 633.067640][ C0] RBP: ffff8880964e7f48 R08: ffff8880964dc040 R09: ffffed1012c9b809 [ 633.067645][ C0] R10: ffffed1012c9b808 R11: ffff8880964dc047 R12: 0000000000000000 [ 633.067649][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 633.067654][ C0] FS: 00007f28dc9a77a0(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 633.067657][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 633.067662][ C0] CR2: ffffffffff600400 CR3: 0000000096a73000 CR4: 00000000001406f0 [ 633.067666][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 633.067670][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 633.067673][ C0] Call Trace: [ 633.067676][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 633.067679][ C0] RIP: 0033:0x7f28dc0bb943 [ 633.067689][ C0] Code: 00 31 d2 48 29 c2 64 89 11 48 83 c8 ff eb ea 90 90 90 90 90 90 90 90 83 3d b5 dc 2a 00 00 75 13 49 89 ca b8 e8 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 34 c3 48 83 ec 08 e8 3b c4 00 00 48 89 04 24 [ 633.067692][ C0] RSP: 002b:00007fff46785ad8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 [ 633.067700][ C0] RAX: 0000000000000001 RBX: 0000000000000bb8 RCX: 00007f28dc0bb943 [ 633.067704][ C0] RDX: 0000000000000008 RSI: 00007fff46785bd0 RDI: 000000000000000a [ 633.067708][ C0] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000001 [ 633.067713][ C0] R10: 0000000000000bb8 R11: 0000000000000246 R12: 0000000000000003 [ 633.067717][ C0] R13: 0000000000000000 R14: 00000000015dc380 R15: 00000000015d6250 [ 633.076352][ T1065] Kernel panic - not syncing: hung_task: blocked tasks [ 633.288203][ T1065] CPU: 1 PID: 1065 Comm: khungtaskd Not tainted 5.3.0-next-20190916 #0 [ 633.296429][ T1065] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 633.306563][ T1065] Call Trace: [ 633.309855][ T1065] dump_stack+0x172/0x1f0 [ 633.314186][ T1065] panic+0x2dc/0x755 [ 633.318078][ T1065] ? add_taint.cold+0x16/0x16 [ 633.322752][ T1065] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 633.328381][ T1065] ? ___preempt_schedule+0x16/0x20 [ 633.333510][ T1065] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 633.339658][ T1065] ? nmi_trigger_cpumask_backtrace+0x24c/0x28b [ 633.345809][ T1065] ? nmi_trigger_cpumask_backtrace+0x256/0x28b [ 633.351958][ T1065] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 633.358113][ T1065] watchdog+0xcaa/0x1360 [ 633.362377][ T1065] kthread+0x361/0x430 [ 633.366447][ T1065] ? reset_hung_task_detector+0x30/0x30 [ 633.371989][ T1065] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 633.378227][ T1065] ret_from_fork+0x24/0x30 [ 633.384110][ T1065] Kernel Offset: disabled [ 633.388434][ T1065] Rebooting in 86400 seconds..