getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000040)=@assoc_value={0x0}, &(0x7f0000000000)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) [ 545.134106][ T1849] CPU: 1 PID: 1849 Comm: syz-executor.1 Not tainted 5.15.151-syzkaller #0 [ 545.134120][ T1849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 545.134127][ T1849] Call trace: [ 545.134131][ T1849] dump_backtrace+0x0/0x530 [ 545.134145][ T1849] show_stack+0x2c/0x3c [ 545.134154][ T1849] dump_stack_lvl+0x108/0x170 [ 545.134167][ T1849] dump_stack+0x1c/0x58 [ 545.134176][ T1849] should_fail+0x3b8/0x514 00:09:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 545.134188][ T1849] __should_failslab+0xbc/0x110 [ 545.134201][ T1849] should_failslab+0x10/0x28 00:09:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 24) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 545.134212][ T1849] slab_pre_alloc_hook+0x64/0xe8 [ 545.134224][ T1849] kmem_cache_alloc_trace+0x9c/0x47c [ 545.134236][ T1849] kobject_uevent_env+0x26c/0x898 [ 545.134248][ T1849] kobject_uevent+0x2c/0x3c [ 545.134259][ T1849] nbd_set_size+0x390/0x488 [ 545.134270][ T1849] nbd_start_device+0x8f8/0xb34 [ 545.134281][ T1849] nbd_ioctl+0x420/0xc2c 00:09:05 executing program 4: ioctl$F2FS_IOC_RELEASE_VOLATILE_WRITE(0xffffffffffffffff, 0xf504, 0x0) r0 = socket$inet_sctp(0x2, 0x5, 0x84) socket$inet_sctp(0x2, 0x5, 0x84) (async) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000040)=@assoc_value={0x0}, &(0x7f0000000000)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) [ 545.134291][ T1849] blkdev_ioctl+0x3d8/0xbd0 [ 545.134303][ T1849] block_ioctl+0xa8/0x114 [ 545.134313][ T1849] __arm64_sys_ioctl+0x14c/0x1c8 [ 545.134325][ T1849] invoke_syscall+0x98/0x2b8 [ 545.134336][ T1849] el0_svc_common+0x138/0x258 [ 545.134348][ T1849] do_el0_svc+0x58/0x14c [ 545.134359][ T1849] el0_svc+0x7c/0x1f0 [ 545.134369][ T1849] el0t_64_sync_handler+0x84/0xe4 [ 545.134380][ T1849] el0t_64_sync+0x1a0/0x1a4 [ 545.151837][ T1852] block nbd0: shutting down sockets [ 545.184007][ T1853] block nbd1: shutting down sockets [ 545.263537][ T1860] FAULT_INJECTION: forcing a failure. [ 545.263537][ T1860] name failslab, interval 1, probability 0, space 0, times 0 [ 545.263568][ T1860] CPU: 1 PID: 1860 Comm: syz-executor.1 Not tainted 5.15.151-syzkaller #0 00:09:05 executing program 4: socket$inet_sctp(0x2, 0x5, 0x84) socket$inet_sctp(0x2, 0x1, 0x84) r0 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r1, 0x0, 0x8000}, 0xc) [ 545.263582][ T1860] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 545.263590][ T1860] Call trace: [ 545.263594][ T1860] dump_backtrace+0x0/0x530 [ 545.263608][ T1860] show_stack+0x2c/0x3c [ 545.263617][ T1860] dump_stack_lvl+0x108/0x170 00:09:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 25) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:05 executing program 4: socket$inet_sctp(0x2, 0x5, 0x84) (async) socket$inet_sctp(0x2, 0x1, 0x84) (async) r0 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r1, 0x0, 0x8000}, 0xc) [ 545.263629][ T1860] dump_stack+0x1c/0x58 [ 545.263639][ T1860] should_fail+0x3b8/0x514 [ 545.263651][ T1860] __should_failslab+0xbc/0x110 [ 545.263664][ T1860] should_failslab+0x10/0x28 [ 545.263674][ T1860] slab_pre_alloc_hook+0x64/0xe8 00:09:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 545.263688][ T1860] kmem_cache_alloc_trace+0x9c/0x47c [ 545.263700][ T1860] kobject_uevent_env+0x26c/0x898 [ 545.263712][ T1860] kobject_uevent+0x2c/0x3c [ 545.263722][ T1860] nbd_set_size+0x390/0x488 [ 545.263735][ T1860] nbd_start_device+0x8f8/0xb34 [ 545.263745][ T1860] nbd_ioctl+0x420/0xc2c [ 545.263756][ T1860] blkdev_ioctl+0x3d8/0xbd0 [ 545.263767][ T1860] block_ioctl+0xa8/0x114 00:09:05 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 545.263777][ T1860] __arm64_sys_ioctl+0x14c/0x1c8 [ 545.263789][ T1860] invoke_syscall+0x98/0x2b8 [ 545.263800][ T1860] el0_svc_common+0x138/0x258 [ 545.263811][ T1860] do_el0_svc+0x58/0x14c [ 545.263822][ T1860] el0_svc+0x7c/0x1f0 [ 545.263832][ T1860] el0t_64_sync_handler+0x84/0xe4 [ 545.263844][ T1860] el0t_64_sync+0x1a0/0x1a4 [ 545.315810][ T1864] block nbd1: shutting down sockets [ 545.328294][ T1865] block nbd0: shutting down sockets [ 545.370407][ T4010] block nbd3: Receive control failed (result -32) [ 545.371148][T31978] block nbd3: Receive control failed (result -32) [ 545.371761][ T1806] block nbd3: shutting down sockets [ 545.452977][ T1871] FAULT_INJECTION: forcing a failure. [ 545.452977][ T1871] name failslab, interval 1, probability 0, space 0, times 0 [ 545.453007][ T1871] CPU: 0 PID: 1871 Comm: syz-executor.1 Not tainted 5.15.151-syzkaller #0 [ 545.453020][ T1871] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 545.453027][ T1871] Call trace: [ 545.453031][ T1871] dump_backtrace+0x0/0x530 [ 545.453046][ T1871] show_stack+0x2c/0x3c [ 545.453055][ T1871] dump_stack_lvl+0x108/0x170 [ 545.453067][ T1871] dump_stack+0x1c/0x58 00:09:05 executing program 4: socket$inet_sctp(0x2, 0x5, 0x84) (async) socket$inet_sctp(0x2, 0x1, 0x84) (async) r0 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r1, 0x0, 0x8000}, 0xc) [ 545.453076][ T1871] should_fail+0x3b8/0x514 [ 545.453088][ T1871] __should_failslab+0xbc/0x110 [ 545.453101][ T1871] should_failslab+0x10/0x28 [ 545.453111][ T1871] slab_pre_alloc_hook+0x64/0xe8 [ 545.453124][ T1871] kmem_cache_alloc_trace+0x9c/0x47c [ 545.453136][ T1871] kobject_uevent_env+0x26c/0x898 [ 545.453147][ T1871] kobject_uevent+0x2c/0x3c [ 545.453158][ T1871] nbd_set_size+0x390/0x488 00:09:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 545.453170][ T1871] nbd_start_device+0x8f8/0xb34 [ 545.453181][ T1871] nbd_ioctl+0x420/0xc2c [ 545.453191][ T1871] blkdev_ioctl+0x3d8/0xbd0 [ 545.453202][ T1871] block_ioctl+0xa8/0x114 00:09:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 26) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 545.453213][ T1871] __arm64_sys_ioctl+0x14c/0x1c8 [ 545.453224][ T1871] invoke_syscall+0x98/0x2b8 [ 545.453236][ T1871] el0_svc_common+0x138/0x258 [ 545.453247][ T1871] do_el0_svc+0x58/0x14c [ 545.453258][ T1871] el0_svc+0x7c/0x1f0 [ 545.453268][ T1871] el0t_64_sync_handler+0x84/0xe4 [ 545.453279][ T1871] el0t_64_sync+0x1a0/0x1a4 00:09:05 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f00000000c0)={r2, @in={{0x2, 0x4e22, @loopback}}}, &(0x7f0000000000)=0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000040), &(0x7f0000000180)=0x4) [ 545.483693][ T1878] block nbd0: shutting down sockets [ 545.504686][ T1880] block nbd1: shutting down sockets [ 545.511111][ T1879] block nbd3: Device being setup by another task 00:09:05 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) [ 545.631432][ T1889] sctp: [Deprecated]: syz-executor.4 (pid 1889) Use of int in max_burst socket option. [ 545.631432][ T1889] Use struct sctp_assoc_value instead [ 545.642780][ T1887] FAULT_INJECTION: forcing a failure. [ 545.642780][ T1887] name failslab, interval 1, probability 0, space 0, times 0 [ 545.646696][ T1887] CPU: 1 PID: 1887 Comm: syz-executor.1 Not tainted 5.15.151-syzkaller #0 [ 545.648985][ T1887] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 545.651630][ T1887] Call trace: [ 545.652512][ T1887] dump_backtrace+0x0/0x530 [ 545.653782][ T1887] show_stack+0x2c/0x3c [ 545.654934][ T1887] dump_stack_lvl+0x108/0x170 [ 545.656218][ T1887] dump_stack+0x1c/0x58 [ 545.657361][ T1887] should_fail+0x3b8/0x514 [ 545.658592][ T1887] __should_failslab+0xbc/0x110 [ 545.659889][ T1887] should_failslab+0x10/0x28 [ 545.661122][ T1887] slab_pre_alloc_hook+0x64/0xe8 [ 545.662431][ T1887] __kmalloc_node_track_caller+0x74/0x448 00:09:05 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) (async) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f00000000c0)={r2, @in={{0x2, 0x4e22, @loopback}}}, &(0x7f0000000000)=0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000040), &(0x7f0000000180)=0x4) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000040), &(0x7f0000000180)=0x4) [ 545.665563][ T1887] kmalloc_reserve+0xe8/0x270 [ 545.665620][ T1887] __alloc_skb+0x1a4/0x584 [ 545.665633][ T1887] alloc_uevent_skb+0x78/0x1e4 [ 545.665645][ T1887] kobject_uevent_net_broadcast+0x2c4/0x544 [ 545.665657][ T1887] kobject_uevent_env+0x550/0x898 00:09:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 545.665668][ T1887] kobject_uevent+0x2c/0x3c [ 545.665679][ T1887] nbd_set_size+0x390/0x488 [ 545.665690][ T1887] nbd_start_device+0x8f8/0xb34 [ 545.665701][ T1887] nbd_ioctl+0x420/0xc2c [ 545.665711][ T1887] blkdev_ioctl+0x3d8/0xbd0 [ 545.665722][ T1887] block_ioctl+0xa8/0x114 [ 545.665732][ T1887] __arm64_sys_ioctl+0x14c/0x1c8 [ 545.665744][ T1887] invoke_syscall+0x98/0x2b8 [ 545.665756][ T1887] el0_svc_common+0x138/0x258 [ 545.665767][ T1887] do_el0_svc+0x58/0x14c [ 545.665777][ T1887] el0_svc+0x7c/0x1f0 [ 545.665788][ T1887] el0t_64_sync_handler+0x84/0xe4 [ 545.665799][ T1887] el0t_64_sync+0x1a0/0x1a4 [ 545.668541][ T1892] block nbd0: shutting down sockets [ 545.714924][ T1895] sctp: [Deprecated]: syz-executor.4 (pid 1895) Use of int in max_burst socket option. [ 545.714924][ T1895] Use struct sctp_assoc_value instead [ 545.714992][ T1896] sctp: [Deprecated]: syz-executor.4 (pid 1896) Use of int in max_burst socket option. [ 545.714992][ T1896] Use struct sctp_assoc_value instead [ 545.717221][ T1897] block nbd1: shutting down sockets 00:09:05 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) (async, rerun: 64) r1 = socket$inet_sctp(0x2, 0x5, 0x84) (rerun: 64) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r0, 0x84, 0x6, &(0x7f00000000c0)={r2, @in={{0x2, 0x4e22, @loopback}}}, &(0x7f0000000000)=0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000040), &(0x7f0000000180)=0x4) 00:09:05 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) 00:09:05 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 27) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 545.829442][ T1907] block nbd0: shutting down sockets 00:09:05 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 545.858467][ T1905] FAULT_INJECTION: forcing a failure. [ 545.858467][ T1905] name failslab, interval 1, probability 0, space 0, times 0 [ 545.858496][ T1905] CPU: 1 PID: 1905 Comm: syz-executor.1 Not tainted 5.15.151-syzkaller #0 [ 545.858509][ T1905] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 545.858517][ T1905] Call trace: [ 545.858520][ T1905] dump_backtrace+0x0/0x530 [ 545.858534][ T1905] show_stack+0x2c/0x3c [ 545.858543][ T1905] dump_stack_lvl+0x108/0x170 [ 545.858556][ T1905] dump_stack+0x1c/0x58 [ 545.858566][ T1905] should_fail+0x3b8/0x514 [ 545.858577][ T1905] __should_failslab+0xbc/0x110 [ 545.858591][ T1905] should_failslab+0x10/0x28 [ 545.858601][ T1905] slab_pre_alloc_hook+0x64/0xe8 [ 545.858613][ T1905] kmem_cache_alloc+0x98/0x45c [ 545.858625][ T1905] skb_clone+0x180/0x304 [ 545.858635][ T1905] netlink_broadcast_filtered+0x514/0xdf0 [ 545.858647][ T1905] netlink_broadcast+0x50/0x68 [ 545.858657][ T1905] kobject_uevent_net_broadcast+0x338/0x544 [ 545.858670][ T1905] kobject_uevent_env+0x550/0x898 [ 545.858681][ T1905] kobject_uevent+0x2c/0x3c [ 545.858692][ T1905] nbd_set_size+0x390/0x488 00:09:05 executing program 4: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040), 0x2001, 0x0) write$binfmt_aout(r0, &(0x7f00000000c0)=ANY=[], 0xb3d8) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, "df3f0400000000000000000000000609000040"}) ioctl$TCSETSF2(r0, 0x402c542d, &(0x7f0000000240)={0x7fffffff, 0x0, 0x0, 0x7ff, 0x0, "c895e08c7652143a36c1c0ef0de19c9041879d"}) fcntl$setown(r0, 0x8, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000200)) r1 = syz_open_pts(r0, 0x0) r2 = syz_open_dev$tty20(0xc, 0x4, 0x0) ioctl$TIOCGSERIAL(r2, 0x541e, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000280)=""/74}) ioctl$TCXONC(r1, 0x540a, 0x0) r3 = dup3(r1, r0, 0x0) ioctl$TIOCSTI(r0, 0x5412, &(0x7f00000000c0)=0x78) r4 = openat$ttyprintk(0xffffffffffffff9c, &(0x7f0000000100), 0x400, 0x0) close_range(r1, r0, 0x0) ioctl$TCSETAF(r4, 0x5408, &(0x7f0000000140)={0x200, 0xffff, 0x6, 0x6, 0x1a, "20a77fb7f5a0480f"}) write$P9_RXATTRWALK(r3, &(0x7f0000000000)={0xf, 0x1f, 0x2, 0xffffffff}, 0xf) r5 = socket$inet_sctp(0x2, 0x5, 0x84) fcntl$getownex(r3, 0x10, &(0x7f0000000180)) r6 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r6, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r5, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r7, 0x0, 0x8000}, 0xc) r8 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x151802, 0x0) io_setup(0x205, &(0x7f0000000040)=0x0) io_submit(r9, 0x1, &(0x7f0000000780)=[&(0x7f0000000440)={0x0, 0x0, 0x4, 0x1, 0x0, r8, &(0x7f0000000000)="02", 0x8800000}]) r10 = syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r3) sendmsg$NL80211_CMD_RELOAD_REGDB(r8, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x14, r10, 0x300, 0x70bd2d, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x40000c4) [ 545.858704][ T1905] nbd_start_device+0x8f8/0xb34 [ 545.858715][ T1905] nbd_ioctl+0x420/0xc2c [ 545.858725][ T1905] blkdev_ioctl+0x3d8/0xbd0 [ 545.858737][ T1905] block_ioctl+0xa8/0x114 [ 545.858748][ T1905] __arm64_sys_ioctl+0x14c/0x1c8 [ 545.858759][ T1905] invoke_syscall+0x98/0x2b8 [ 545.858771][ T1905] el0_svc_common+0x138/0x258 [ 545.858788][ T1905] do_el0_svc+0x58/0x14c [ 545.858801][ T1905] el0_svc+0x7c/0x1f0 [ 545.858811][ T1905] el0t_64_sync_handler+0x84/0xe4 [ 545.858822][ T1905] el0t_64_sync+0x1a0/0x1a4 [ 545.908713][ T1909] block nbd1: shutting down sockets 00:09:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 28) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:06 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) [ 546.063599][ T1910] block nbd0: shutting down sockets [ 546.083449][ T1916] FAULT_INJECTION: forcing a failure. [ 546.083449][ T1916] name failslab, interval 1, probability 0, space 0, times 0 [ 546.092701][ T1916] CPU: 1 PID: 1916 Comm: syz-executor.1 Not tainted 5.15.151-syzkaller #0 [ 546.095012][ T1916] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 546.097709][ T1916] Call trace: [ 546.098554][ T1916] dump_backtrace+0x0/0x530 [ 546.099819][ T1916] show_stack+0x2c/0x3c [ 546.100926][ T1916] dump_stack_lvl+0x108/0x170 [ 546.102198][ T1916] dump_stack+0x1c/0x58 [ 546.103314][ T1916] should_fail+0x3b8/0x514 [ 546.104516][ T1916] __should_failslab+0xbc/0x110 [ 546.105869][ T1916] should_failslab+0x10/0x28 [ 546.107085][ T1916] slab_pre_alloc_hook+0x64/0xe8 [ 546.108427][ T1916] __kmalloc_node_track_caller+0x74/0x448 [ 546.109974][ T1916] kmalloc_reserve+0xe8/0x270 [ 546.111204][ T1916] __alloc_skb+0x1a4/0x584 [ 546.112364][ T1916] alloc_uevent_skb+0x78/0x1e4 [ 546.113660][ T1916] kobject_uevent_net_broadcast+0x2c4/0x544 [ 546.115275][ T1916] kobject_uevent_env+0x550/0x898 [ 546.116603][ T1916] kobject_uevent+0x2c/0x3c [ 546.117865][ T1916] nbd_set_size+0x390/0x488 [ 546.119073][ T1916] nbd_start_device+0x8f8/0xb34 [ 546.120402][ T1916] nbd_ioctl+0x420/0xc2c [ 546.120418][ T1916] blkdev_ioctl+0x3d8/0xbd0 00:09:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 546.120431][ T1916] block_ioctl+0xa8/0x114 [ 546.120441][ T1916] __arm64_sys_ioctl+0x14c/0x1c8 [ 546.120453][ T1916] invoke_syscall+0x98/0x2b8 [ 546.120465][ T1916] el0_svc_common+0x138/0x258 [ 546.120475][ T1916] do_el0_svc+0x58/0x14c [ 546.120486][ T1916] el0_svc+0x7c/0x1f0 [ 546.120497][ T1916] el0t_64_sync_handler+0x84/0xe4 [ 546.120509][ T1916] el0t_64_sync+0x1a0/0x1a4 [ 546.136687][ T1920] block nbd1: shutting down sockets 00:09:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 29) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:06 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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", 0x1000}}, 0x1006) 00:09:06 executing program 4: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040), 0x2001, 0x0) write$binfmt_aout(r0, &(0x7f00000000c0)=ANY=[], 0xb3d8) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, "df3f0400000000000000000000000609000040"}) ioctl$TCSETSF2(r0, 0x402c542d, &(0x7f0000000240)={0x7fffffff, 0x0, 0x0, 0x7ff, 0x0, "c895e08c7652143a36c1c0ef0de19c9041879d"}) fcntl$setown(r0, 0x8, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000200)) (async) r1 = syz_open_pts(r0, 0x0) (async, rerun: 64) r2 = syz_open_dev$tty20(0xc, 0x4, 0x0) (rerun: 64) ioctl$TIOCGSERIAL(r2, 0x541e, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000280)=""/74}) (async) ioctl$TCXONC(r1, 0x540a, 0x0) (async, rerun: 32) r3 = dup3(r1, r0, 0x0) (async, rerun: 32) ioctl$TIOCSTI(r0, 0x5412, &(0x7f00000000c0)=0x78) (async) r4 = openat$ttyprintk(0xffffffffffffff9c, &(0x7f0000000100), 0x400, 0x0) close_range(r1, r0, 0x0) ioctl$TCSETAF(r4, 0x5408, &(0x7f0000000140)={0x200, 0xffff, 0x6, 0x6, 0x1a, "20a77fb7f5a0480f"}) (async, rerun: 64) write$P9_RXATTRWALK(r3, &(0x7f0000000000)={0xf, 0x1f, 0x2, 0xffffffff}, 0xf) (async, rerun: 64) r5 = socket$inet_sctp(0x2, 0x5, 0x84) (async) fcntl$getownex(r3, 0x10, &(0x7f0000000180)) (async) r6 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r6, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r5, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r7, 0x0, 0x8000}, 0xc) r8 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x151802, 0x0) (async, rerun: 32) io_setup(0x205, &(0x7f0000000040)=0x0) (rerun: 32) io_submit(r9, 0x1, &(0x7f0000000780)=[&(0x7f0000000440)={0x0, 0x0, 0x4, 0x1, 0x0, r8, &(0x7f0000000000)="02", 0x8800000}]) (async) r10 = syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r3) sendmsg$NL80211_CMD_RELOAD_REGDB(r8, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x14, r10, 0x300, 0x70bd2d, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x40000c4) [ 546.270369][ T4010] block nbd3: Receive control failed (result -32) 00:09:06 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 546.270939][ T1875] block nbd3: shutting down sockets [ 546.313778][ T1932] block nbd1: shutting down sockets [ 546.314129][ T1927] FAULT_INJECTION: forcing a failure. [ 546.314129][ T1927] name fail_usercopy, interval 1, probability 0, space 0, times 0 00:09:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 546.314216][ T1927] CPU: 0 PID: 1927 Comm: syz-executor.1 Not tainted 5.15.151-syzkaller #0 [ 546.314230][ T1927] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 546.314238][ T1927] Call trace: [ 546.314241][ T1927] dump_backtrace+0x0/0x530 [ 546.314255][ T1927] show_stack+0x2c/0x3c [ 546.314265][ T1927] dump_stack_lvl+0x108/0x170 [ 546.314276][ T1927] dump_stack+0x1c/0x58 00:09:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 546.314286][ T1927] should_fail+0x3b8/0x514 [ 546.314298][ T1927] should_fail_usercopy+0x20/0x30 [ 546.314310][ T1927] kstrtouint_from_user+0xd8/0x384 [ 546.314321][ T1927] proc_fail_nth_write+0xa8/0x288 [ 546.314334][ T1927] vfs_write+0x280/0xb3c [ 546.314346][ T1927] ksys_write+0x15c/0x26c [ 546.314358][ T1927] __arm64_sys_write+0x7c/0x90 [ 546.314369][ T1927] invoke_syscall+0x98/0x2b8 [ 546.314381][ T1927] el0_svc_common+0x138/0x258 [ 546.314392][ T1927] do_el0_svc+0x58/0x14c [ 546.314403][ T1927] el0_svc+0x7c/0x1f0 [ 546.314413][ T1927] el0t_64_sync_handler+0x84/0xe4 [ 546.314424][ T1927] el0t_64_sync+0x1a0/0x1a4 [ 546.366039][ T1936] block nbd0: shutting down sockets 00:09:06 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"a2e3ad21ed0d09f91b290f0987f70e06d038e7ff7fc6e5539b0d3d0e8b089b3f310063060890e0878f0e1ac6e7049b3342959b669a240d5b67f3988f7ef319520100ffe8d178708c523c921b1b5b31070b074a0936cd3b78130daa61d8e8040000005802b77f07227227b7ba67e0e78657a6f5c2a874e62a9ccdc0d31a0c9f318c0da1993bd160e233df4a62179c6f30e065cd5b91cd0ae193973735b36d5b1b63dd1c00305d3f46635eb016d5b1dda98e2d749be7bd1df1fb3b231fdcdb5075a9aaa1b469c3090000000000000075271b286329d169934288fd789aa37d6e98b224fd44b65b31334ffc55cc82cd3ac32ecdb08ced6f9081b4dd0d8b38f3cd4498bee800490841bdb114f6b76383709d8f5c55432a909fda039aec54a1236e80f6a8abadea7662496bddbb42be6bfb2f17959d1f416e56c71b1931870262f5e801119242ca026bfc821e7e7daf2451138e645bb80c617669314e2fbe70de98ec76a9e40dad47f36fd9f7d0d42a4b5f1185ccdcf16ff46295d8a0fa17713c5802630933a9a34af674f3f39fe23491237c08822dec110911e893d0a8c4f677747abc360934b82910ff85bfd995083bba2987a67399eac427d145d546a40b9f6ff14ac488ec130f91850a27af9544ae15a7e454dea05918b41243513f000000000000000a3621c56cea8d20fa911a0c41db6ebe8cac64f17679141d54b34bbc9963ac4f4bb3309603f1d4ab966203861b5b15a841f2b575a8bd0d78248ebe4d9a80002695104f674c2431dca141fae269cab70e9a66f3c3a9a63e9639e1f59c0ede26c6b5d74b078a5e15c31634e5ae098ce9ee70771aaa18119a867e1088334975e9f73483b6a62fa678ca14ffd9f9db2a7869d85864056526f889af43a6056080572286522449df466c632b3570243f989cce7cd9f465e41e610c20d80421d653a5520000008213b704c7fb082ff27590678ef9f190bae97909507041d860420c5664b27921b14dc1db8892fd32d0ad7bc946813591ad8deff4b05f60cea0da7710ac0000000000008000bea37ce0d0d4aa202f928f28381aab144a5d429a04a6a2b83c7068ae949ed06e288e810bac9c76600025e19c907f8ea2e2010000008271a1f5f8528f227e79c1389dbdfffe492f21579d2c15b8c70cdb1c332d86d87341432750861ec2bc3451edca194b221cfec4603d276bbaa1dfa6d4fb8a48a76eafc9a9a0270e4c10d64cd5a62427264f2377fe763c43470833ac96c45f357cbbaba8f1b1fdcc7cbb61a7cdb9744ed7f9129aede2be21ccfdc4e9134f8684b3a4f354da9a795e96334e207dff70f1988037b2ed3aaf575c0b88d8f146684078416d59fdee5325928974d12dad99dac44c3f0008047096a44002bebc2420aed92fa9b6578b4779415d4ac01b75d5495c118045651cf41c2fc48b778efa5ea5677747430af4162b987b80c3e001cd34e5c92f76cc4c24eeb8bc4e9ac2aed9e53803ed0ca4ae3a9737d214060005ea6f1783e287b3bee96e3a726eafe2fdfaa78d1f48c13b64df07847754b8400daaa69bf5c8f4350aeae9ca1207e78283cd0b20ceb360c7e658828163e2d25c4aa348561f927e88f63aa70e73a5e69b3df3495903f06572e1e007fa55a2999f596d067312f5779e8dbfdcf3427138f3d444d2639a10477f9bec4b0bbb6e3c04be68981f392203dd0ee3ef478e16dacfc5e3e03cf7ab8e3902f1b0ff034ef655b253ca509383815b1b6fc6522d4e4fdc11a48cf42d48604675fde2b94cf00500a2690891abf8ab9c015073014d9e08d4338b8780bdecd436cf0541359bafffa45237f104b96210403b2de9efed496f42355bc7872c827467cfa5c4e72730d56bd068ed211cf847535edecb7b373f78b095b68441a34cb51682a8ae4d24ad0465f3927f889b813076038e79a7962fb385a882e8020f06c4c2ba1dd5cac7c18876da865d258734dd73583df292892448039ef799cf0630becdcce04579b5561dc825ab829827945e020c1f67ee615feb6243378e0610060f02cca4e91b2f001edb3d78fb4b55668dda93aec92a5de203717aa49c2d284acfabe262fccfcbb2b75a2183c46eb65ca8104e1b4da7fbb77ab2fc043aead87c32ab875ee7c2e7b7019c982cd3b43eaeb1a5fb135c0c7dcee8fe6516a328032f88c042891824659e9e94265c803b35ee5f83a2b210520106b8a358b50ab7a1fa89af9c251fe5294b3d1802d5676d95f160ec97b1ad94872cb2044642c37b4a6cc6c04effc1672db7e4b68d787d9a7a508ae54b3cd7369dde50e8c77d95a3d361c040babb171607caac2a3559ad4f75465f49c0d0ae3716db6e00cb11db4a5fade2a57c10238e204a67737c3b42aae501b20f7694a00f16e2d0174035a2c22656dc29880acebdbe8ddbd75c2f998d8ac2dfad2ba3a504767b6b45a45957f24d758ed024b3849c11d412a2a03b4047497022d9c30e23ef4df5c89644f48bb536f7945b59d7bcddff754413d135273ea8e75f22f216c6b9990ae71806f2c00b4025c48b75c0f73cdb9a7b8fa367b50028067e7f16f4dd569d462f4f19eacdb3ed70eeebb4483f8fd777d443e8b40427db6fe29068c0ca3d2414442e8f3a154704b0e51bc664a137b26be719f4f7c9a5678a674dfc95df80b9ce375dd649c8c704e509bd88c8e63d8c7dd67071115c8982ba46af4d6adcc9f68a75b9397b035153fae46366e7205dd8d6f37525c1a0e94610dd94323f6c15d085197149bfd6655548cfd9c52c9711937f79abb1a124f1210465483cd3b2d78378cfb85ed82e7da0f6eb6d279f2ae455925d0f6f1ba571eba281f2a654fb39ddff3b484439ff158e7c5419e037f3e3ad038f2211f1033195563c7f93cd54b9094f226e783271e1e5a2a2c10712eab625d64931cd4ffe6738d97b9b5ef828ee9fb059fc01af0e79c1e14b1d25988c69a399567c1d93768f7971d31488b8658a20878b7c1dd7ba02fc42939dde3d4a3339a65d507dc59c51097b40517705da56e9ebf0afa53282bf86dbb58c548069ff6eb95aade7cc66d7bbef724779ca1f731b3346ff177050373d79ff7b3e7f9bc0c1b4b266a8878b90baaa039d3e3b63979ac3df6e6f4859afd50238c7547a39b60810938044ae185d2ba3e00a4e73676864ae090d81eaee5ee6cf1d0ab378dd4dd891e937c2ea5410e0513005000000000000003911fab964c271550027697b52160687461602f88df165d884b36ec2b6c25a2f33c715687e9d4afb96d6861aca47da73d6f3144345f48843dd014e5c5ad8fe995754bd9cf32fce1e31919c4b2082fb0a30b9deae84bed4b28045634073c9c58c89d9e99c81769177c6d594f88a4facfd4c735a20307c737afa2d60399473296b831dbd933d93994ba3064279b10ea0c5833f41f157ea2302993dbe433b1aa3a3766d5439020484f4113c4c859465c3b415c343f7f140f319539d5bf372aaaea1cc43a6c5cbe59758bfee2916580dac4b008e595f437491d87abed02cefcd9db53d94d02daee67918e5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0x1000}}, 0x1006) [ 546.507550][ T1950] block nbd1: shutting down sockets 00:09:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x2) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 546.555659][ T1953] block nbd0: shutting down sockets 00:09:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 546.623261][ T1955] block nbd1: shutting down sockets 00:09:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x10) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 546.723154][ T1961] block nbd1: shutting down sockets 00:09:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x301) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:06 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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", 0x1000}}, 0x1006) 00:09:06 executing program 4: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000040), 0x2001, 0x0) write$binfmt_aout(r0, &(0x7f00000000c0)=ANY=[], 0xb3d8) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, "df3f0400000000000000000000000609000040"}) ioctl$TCSETSF2(r0, 0x402c542d, &(0x7f0000000240)={0x7fffffff, 0x0, 0x0, 0x7ff, 0x0, "c895e08c7652143a36c1c0ef0de19c9041879d"}) (async) ioctl$TCSETSF2(r0, 0x402c542d, &(0x7f0000000240)={0x7fffffff, 0x0, 0x0, 0x7ff, 0x0, "c895e08c7652143a36c1c0ef0de19c9041879d"}) fcntl$setown(r0, 0x8, 0x0) (async) fcntl$setown(r0, 0x8, 0x0) ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000200)) r1 = syz_open_pts(r0, 0x0) r2 = syz_open_dev$tty20(0xc, 0x4, 0x0) ioctl$TIOCGSERIAL(r2, 0x541e, &(0x7f0000000300)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000280)=""/74}) ioctl$TCXONC(r1, 0x540a, 0x0) r3 = dup3(r1, r0, 0x0) ioctl$TIOCSTI(r0, 0x5412, &(0x7f00000000c0)=0x78) openat$ttyprintk(0xffffffffffffff9c, &(0x7f0000000100), 0x400, 0x0) (async) r4 = openat$ttyprintk(0xffffffffffffff9c, &(0x7f0000000100), 0x400, 0x0) close_range(r1, r0, 0x0) ioctl$TCSETAF(r4, 0x5408, &(0x7f0000000140)={0x200, 0xffff, 0x6, 0x6, 0x1a, "20a77fb7f5a0480f"}) (async) ioctl$TCSETAF(r4, 0x5408, &(0x7f0000000140)={0x200, 0xffff, 0x6, 0x6, 0x1a, "20a77fb7f5a0480f"}) write$P9_RXATTRWALK(r3, &(0x7f0000000000)={0xf, 0x1f, 0x2, 0xffffffff}, 0xf) socket$inet_sctp(0x2, 0x5, 0x84) (async) r5 = socket$inet_sctp(0x2, 0x5, 0x84) fcntl$getownex(r3, 0x10, &(0x7f0000000180)) (async) fcntl$getownex(r3, 0x10, &(0x7f0000000180)) socket$inet_sctp(0x2, 0x5, 0x84) (async) r6 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r6, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r5, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r7, 0x0, 0x8000}, 0xc) r8 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./file0\x00', 0x151802, 0x0) io_setup(0x205, &(0x7f0000000040)=0x0) io_submit(r9, 0x1, &(0x7f0000000780)=[&(0x7f0000000440)={0x0, 0x0, 0x4, 0x1, 0x0, r8, &(0x7f0000000000)="02", 0x8800000}]) r10 = syz_genetlink_get_family_id$nl80211(&(0x7f00000003c0), r3) sendmsg$NL80211_CMD_RELOAD_REGDB(r8, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x14, r10, 0x300, 0x70bd2d, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x40000c4) (async) sendmsg$NL80211_CMD_RELOAD_REGDB(r8, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x14, r10, 0x300, 0x70bd2d, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20}, 0x40000c4) 00:09:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x125d) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 546.841746][ T1965] block nbd1: shutting down sockets [ 546.914067][ T1968] block nbd0: server does not support multiple connections per device. 00:09:06 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 546.914512][ T1968] block nbd0: shutting down sockets [ 546.944440][ T1975] block nbd1: shutting down sockets 00:09:06 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x125e) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:07 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) 00:09:07 executing program 4: sendmsg$IPCTNL_MSG_CT_GET_STATS(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0x401, 0x0, 0x0, {0x5, 0x0, 0x5}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x30048001}, 0x20000814) r0 = socket$inet_sctp(0x2, 0x1, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_LISTDEF(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x38, r3, 0x4, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x2}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @rand_addr=0x64010101}]}, 0x38}}, 0x800) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) [ 547.052928][ T1984] block nbd1: shutting down sockets [ 547.063094][ T1982] block nbd0: server does not support multiple connections per device. [ 547.065908][ T1982] block nbd0: shutting down sockets 00:09:07 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:07 executing program 4: sendmsg$IPCTNL_MSG_CT_GET_STATS(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0x401, 0x0, 0x0, {0x5, 0x0, 0x5}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x30048001}, 0x20000814) (async, rerun: 64) r0 = socket$inet_sctp(0x2, 0x1, 0x84) (rerun: 64) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) (async) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_LISTDEF(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x38, r3, 0x4, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x2}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @rand_addr=0x64010101}]}, 0x38}}, 0x800) (async) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) 00:09:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x125f) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:07 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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", 0x1000}}, 0x1006) [ 547.179071][T32137] block nbd3: Receive control failed (result -32) [ 547.181227][T30641] block nbd3: Receive control failed (result -32) [ 547.184265][ T1934] block nbd3: shutting down sockets [ 547.201786][ T1992] block nbd1: shutting down sockets 00:09:07 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 1) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:07 executing program 4: sendmsg$IPCTNL_MSG_CT_GET_STATS(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x14, 0x5, 0x1, 0x401, 0x0, 0x0, {0x5, 0x0, 0x5}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x30048001}, 0x20000814) (async) r0 = socket$inet_sctp(0x2, 0x1, 0x84) (async) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) (async) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_LISTDEF(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x38, r3, 0x4, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x2}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @rand_addr=0x64010101}]}, 0x38}}, 0x800) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) [ 547.221362][ T1991] block nbd0: server does not support multiple connections per device. 00:09:07 executing program 0: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 00:09:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x1260) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 547.221791][ T1991] block nbd0: shutting down sockets 00:09:07 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0x275a, 0x0) ioctl$FS_IOC_GETFSMAP(r1, 0xc0c0583b, &(0x7f0000000240)=ANY=[@ANYBLOB="000000004c900200030000000300010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ffffffff"]) bind$inet(r1, &(0x7f0000000180)={0x2, 0x4e21, @multicast1}, 0x10) r2 = dup(0xffffffffffffffff) ioctl$USBDEVFS_CONTROL(r2, 0xc0185500, &(0x7f0000001340)={0x80, 0x6, 0x302, 0x0, 0x2, 0x0, 0x0}) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000000)=@assoc_value, &(0x7f0000000040)=0x8) r3 = socket$inet_sctp(0x2, 0x5, 0x84) r4 = socket$inet_sctp(0x2, 0x0, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000100), &(0x7f0000000140)=0x4) getsockopt$inet_sctp_SCTP_MAX_BURST(r3, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r5, 0x0, 0x8000}, 0xc) [ 547.342384][ T2013] block nbd1: shutting down sockets 00:09:07 executing program 0: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 00:09:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x1261) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:07 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0x275a, 0x0) ioctl$FS_IOC_GETFSMAP(r1, 0xc0c0583b, &(0x7f0000000240)=ANY=[@ANYBLOB="000000004c900200030000000300010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ffffffff"]) bind$inet(r1, &(0x7f0000000180)={0x2, 0x4e21, @multicast1}, 0x10) (async) bind$inet(r1, &(0x7f0000000180)={0x2, 0x4e21, @multicast1}, 0x10) r2 = dup(0xffffffffffffffff) ioctl$USBDEVFS_CONTROL(r2, 0xc0185500, &(0x7f0000001340)={0x80, 0x6, 0x302, 0x0, 0x2, 0x0, 0x0}) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000000)=@assoc_value, &(0x7f0000000040)=0x8) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000000)=@assoc_value, &(0x7f0000000040)=0x8) r3 = socket$inet_sctp(0x2, 0x5, 0x84) socket$inet_sctp(0x2, 0x0, 0x84) (async) r4 = socket$inet_sctp(0x2, 0x0, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000100), &(0x7f0000000140)=0x4) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000100), &(0x7f0000000140)=0x4) getsockopt$inet_sctp_SCTP_MAX_BURST(r3, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r5, 0x0, 0x8000}, 0xc) [ 547.390028][ T2005] FAULT_INJECTION: forcing a failure. [ 547.390028][ T2005] name failslab, interval 1, probability 0, space 0, times 0 [ 547.390060][ T2005] CPU: 0 PID: 2005 Comm: syz-executor.3 Not tainted 5.15.151-syzkaller #0 [ 547.390073][ T2005] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 547.390080][ T2005] Call trace: [ 547.390084][ T2005] dump_backtrace+0x0/0x530 [ 547.390098][ T2005] show_stack+0x2c/0x3c [ 547.390107][ T2005] dump_stack_lvl+0x108/0x170 00:09:07 executing program 0: ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r0) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 547.390119][ T2005] dump_stack+0x1c/0x58 00:09:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x1262) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 547.390129][ T2005] should_fail+0x3b8/0x514 [ 547.390141][ T2005] __should_failslab+0xbc/0x110 [ 547.390154][ T2005] should_failslab+0x10/0x28 [ 547.390164][ T2005] slab_pre_alloc_hook+0x64/0xe8 [ 547.390176][ T2005] __kmalloc+0xc0/0x4c8 [ 547.390187][ T2005] tomoyo_realpath_from_path+0xd0/0x508 [ 547.390199][ T2005] tomoyo_path_number_perm+0x1f8/0x6b0 [ 547.390211][ T2005] tomoyo_file_ioctl+0x2c/0x3c [ 547.390221][ T2005] security_file_ioctl+0x80/0xbc [ 547.390231][ T2005] __arm64_sys_ioctl+0xa8/0x1c8 00:09:07 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) (async, rerun: 64) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0x275a, 0x0) (rerun: 64) ioctl$FS_IOC_GETFSMAP(r1, 0xc0c0583b, &(0x7f0000000240)=ANY=[@ANYBLOB="000000004c900200030000000300010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ffffffff"]) bind$inet(r1, &(0x7f0000000180)={0x2, 0x4e21, @multicast1}, 0x10) (async) r2 = dup(0xffffffffffffffff) ioctl$USBDEVFS_CONTROL(r2, 0xc0185500, &(0x7f0000001340)={0x80, 0x6, 0x302, 0x0, 0x2, 0x0, 0x0}) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000000)=@assoc_value, &(0x7f0000000040)=0x8) (async) r3 = socket$inet_sctp(0x2, 0x5, 0x84) (async) r4 = socket$inet_sctp(0x2, 0x0, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000100), &(0x7f0000000140)=0x4) (async, rerun: 32) getsockopt$inet_sctp_SCTP_MAX_BURST(r3, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) (rerun: 32) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r5, 0x0, 0x8000}, 0xc) [ 547.390243][ T2005] invoke_syscall+0x98/0x2b8 [ 547.390254][ T2005] el0_svc_common+0x138/0x258 [ 547.390265][ T2005] do_el0_svc+0x58/0x14c [ 547.390276][ T2005] el0_svc+0x7c/0x1f0 [ 547.390286][ T2005] el0t_64_sync_handler+0x84/0xe4 [ 547.390298][ T2005] el0t_64_sync+0x1a0/0x1a4 [ 547.390309][ T2005] ERROR: Out of memory at tomoyo_realpath_from_path. [ 547.400792][ T2014] block nbd3: Device being setup by another task [ 547.461911][ T2019] block nbd1: shutting down sockets 00:09:07 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:07 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 547.603499][ T2035] block nbd1: shutting down sockets 00:09:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x1263) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:07 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 547.732505][ T2053] block nbd1: shutting down sockets 00:09:07 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:07 executing program 0: r0 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x1264) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 547.832566][ T2060] block nbd1: shutting down sockets 00:09:07 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x1265) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:07 executing program 4: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r0, 0x81f8943c, &(0x7f0000000480)) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f0000000280)={0xffffffff, {{0x2, 0x4e22, @remote}}}, 0x88) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r1, 0x84, 0x23, &(0x7f0000000200)={r3, 0x9}, 0x8) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000000)={r3, 0x25c}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp_SCTP_ADD_STREAMS(r1, 0x84, 0x79, &(0x7f0000000140)={r4, 0x1957}, 0x8) r5 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x103042, 0x0) pwritev2(r5, &(0x7f0000001440)=[{&(0x7f0000000100)="b8", 0x1}], 0x1, 0x4000000, 0x0, 0x10) setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r5, 0x84, 0x21, &(0x7f0000000180)=0x7, 0x4) setsockopt$inet_sctp6_SCTP_AUTH_DELETE_KEY(r5, 0x84, 0x19, &(0x7f00000000c0)={r4, 0x7}, 0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r3, 0xffffffff, 0x9}, 0xc) 00:09:07 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) [ 547.950850][ T2068] block nbd0: server does not support multiple connections per device. [ 547.955087][ T2065] block nbd1: shutting down sockets [ 547.962004][ T2063] block nbd0: shutting down sockets 00:09:07 executing program 4: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r0, 0x81f8943c, &(0x7f0000000480)) r1 = socket$inet_sctp(0x2, 0x5, 0x84) (async) r2 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f0000000280)={0xffffffff, {{0x2, 0x4e22, @remote}}}, 0x88) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r1, 0x84, 0x23, &(0x7f0000000200)={r3, 0x9}, 0x8) (async) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000000)={r3, 0x25c}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp_SCTP_ADD_STREAMS(r1, 0x84, 0x79, &(0x7f0000000140)={r4, 0x1957}, 0x8) (async) r5 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x103042, 0x0) pwritev2(r5, &(0x7f0000001440)=[{&(0x7f0000000100)="b8", 0x1}], 0x1, 0x4000000, 0x0, 0x10) (async, rerun: 64) setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r5, 0x84, 0x21, &(0x7f0000000180)=0x7, 0x4) (async, rerun: 64) setsockopt$inet_sctp6_SCTP_AUTH_DELETE_KEY(r5, 0x84, 0x19, &(0x7f00000000c0)={r4, 0x7}, 0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r3, 0xffffffff, 0x9}, 0xc) 00:09:07 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x1267) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:07 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 548.082342][ T2080] block nbd1: shutting down sockets 00:09:08 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) [ 548.114027][T30641] block nbd3: Receive control failed (result -32) [ 548.114487][ T2005] block nbd3: shutting down sockets 00:09:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x1268) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:08 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 548.171483][ T2083] block nbd0: server does not support multiple connections per device. [ 548.172128][ T2077] block nbd0: shutting down sockets 00:09:08 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(0xffffffffffffffff, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 548.193307][ T2086] block nbd1: shutting down sockets 00:09:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x1269) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:08 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 548.312007][ T2090] block nbd0: server does not support multiple connections per device. [ 548.312455][ T2090] block nbd0: shutting down sockets 00:09:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x1274) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 548.313900][ T2092] block nbd1: shutting down sockets 00:09:08 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:08 executing program 4: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r0, 0x81f8943c, &(0x7f0000000480)) (async) r1 = socket$inet_sctp(0x2, 0x5, 0x84) (async) r2 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$inet_MCAST_JOIN_GROUP(r1, 0x0, 0x2a, &(0x7f0000000280)={0xffffffff, {{0x2, 0x4e22, @remote}}}, 0x88) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_AUTH_DEACTIVATE_KEY(r1, 0x84, 0x23, &(0x7f0000000200)={r3, 0x9}, 0x8) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r0, 0x84, 0x13, &(0x7f0000000000)={r3, 0x25c}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp_SCTP_ADD_STREAMS(r1, 0x84, 0x79, &(0x7f0000000140)={r4, 0x1957}, 0x8) (async) r5 = openat(0xffffffffffffff9c, &(0x7f00000000c0)='./file1\x00', 0x103042, 0x0) pwritev2(r5, &(0x7f0000001440)=[{&(0x7f0000000100)="b8", 0x1}], 0x1, 0x4000000, 0x0, 0x10) setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r5, 0x84, 0x21, &(0x7f0000000180)=0x7, 0x4) (async) setsockopt$inet_sctp6_SCTP_AUTH_DELETE_KEY(r5, 0x84, 0x19, &(0x7f00000000c0)={r4, 0x7}, 0x8) (async) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r3, 0xffffffff, 0x9}, 0xc) 00:09:08 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) [ 548.413124][ T2100] block nbd1: shutting down sockets [ 548.416283][ T2099] block nbd3: shutting down sockets 00:09:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x1275) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:08 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 548.433694][ T2101] block nbd0: server does not support multiple connections per device. [ 548.434194][ T2101] block nbd0: shutting down sockets 00:09:08 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0xc, &(0x7f0000000040)=@assoc_value={0x0}, &(0x7f0000000000)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r1, 0x0, 0x8000}, 0xc) 00:09:08 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x2) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 548.514238][ T2108] block nbd1: shutting down sockets 00:09:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x1276) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:08 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 548.591488][ T2110] block nbd0: server does not support multiple connections per device. 00:09:08 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0xc, &(0x7f0000000040)=@assoc_value={0x0}, &(0x7f0000000000)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r1, 0x0, 0x8000}, 0xc) socket$inet_sctp(0x2, 0x5, 0x84) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0xc, &(0x7f0000000040)=@assoc_value, &(0x7f0000000000)=0x8) (async) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r1, 0x0, 0x8000}, 0xc) (async) [ 548.592029][ T2110] block nbd0: shutting down sockets 00:09:08 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:08 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 548.660851][ T2119] block nbd1: shutting down sockets [ 548.681169][ T2124] block nbd3: shutting down sockets 00:09:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x1277) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:08 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x10) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:08 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0xc, &(0x7f0000000040)=@assoc_value={0x0}, &(0x7f0000000000)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r1, 0x0, 0x8000}, 0xc) socket$inet_sctp(0x2, 0x5, 0x84) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0xc, &(0x7f0000000040)=@assoc_value, &(0x7f0000000000)=0x8) (async) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r1, 0x0, 0x8000}, 0xc) (async) [ 548.750945][ T2129] block nbd0: Device being setup by another task [ 548.791794][ T2133] block nbd1: shutting down sockets 00:09:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x1278) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 548.827230][ T2129] block nbd0: shutting down sockets 00:09:08 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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", 0x1000}}, 0x1006) [ 548.835224][ T2132] block nbd3: shutting down sockets 00:09:08 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x301) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:08 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) 00:09:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x1279) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 548.892250][ T2139] block nbd1: shutting down sockets 00:09:08 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000380)=@assoc_value={0x0}, &(0x7f00000003c0)=0x8) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r3, 0x0, 0x8000}, 0xc) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000001740)={'ip6erspan0\x00'}) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000001400)=[@in={0x2, 0x4e20, @local}, @in6={0xa, 0x4e23, 0x7, @local, 0x60ca}, @in6={0xa, 0x4e22, 0x8000, @dev={0xfe, 0x80, '\x00', 0x2b}, 0x6}, @in6={0xa, 0x4e21, 0xfffffffb, @private1={0xfc, 0x1, '\x00', 0x1}, 0xce85}, @in={0x2, 0x4e24, @remote}, @in={0x2, 0x4e23, @remote}, @in={0x2, 0x4e20, @multicast2}, @in={0x2, 0x4e21, @empty}, @in={0x2, 0x4e24, @rand_addr=0x64010101}, @in6={0xa, 0x4e23, 0x8f4, @mcast1, 0x5}], 0xd0) sendmsg$inet_sctp(r1, &(0x7f0000000200)={&(0x7f0000000000)=@in={0x2, 0x4e21, @multicast1}, 0x10, &(0x7f0000000180)=[{&(0x7f00000000c0)="1ad28a2f33797546ba651cae8878c5857bdeedee67045356a9c6e8a7493de07b01e7173e0b48eb6b72edb522ae761f2d92384683159fcac6b317929502c17cb1269d150b7f4a60", 0x47}, {&(0x7f0000000040)="6d703fef2da77b97b18b0640d6fc45a84dcdfe48df6d68d45d07bc86ca87bd194102fd2622775853e7c3", 0x2a}, {&(0x7f0000000140)="3a389248a07775b0a1825417d0534961", 0x10}], 0x3, &(0x7f0000000280)=[@dstaddrv4={0x18, 0x84, 0x7, @multicast2}, @sndinfo={0x20, 0x84, 0x2, {0x8, 0xc200, 0x7, 0x401, r3}}, @sndinfo={0x20, 0x84, 0x2, {0xfb, 0x204, 0x10000, 0x6, r3}}, @dstaddrv6={0x20, 0x84, 0x8, @dev={0xfe, 0x80, '\x00', 0x22}}, @dstaddrv6={0x20, 0x84, 0x8, @empty}, @sndrcv={0x30, 0x84, 0x1, {0x400, 0x101, 0x0, 0x4, 0x7fff, 0x7, 0x7, 0xff, r3}}, @dstaddrv4={0x18, 0x84, 0x7, @empty}, @sndinfo={0x20, 0x84, 0x2, {0xfff, 0x7, 0x5, 0x4, r3}}], 0x100, 0x2008c004}, 0x1004c000) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000000800)={r3, 0x4}, &(0x7f0000000840)=0x8) r5 = socket$inet6_sctp(0xa, 0x5, 0x84) r6 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r6, 0x84, 0xd, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r5, 0x84, 0x25, &(0x7f0000000000)={r7, @in={{0x2, 0x0, @empty}}}, 0x90) r8 = socket(0x2, 0x80805, 0x0) sendmmsg$inet(r8, &(0x7f00000007c0)=[{{&(0x7f0000000080)={0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10, &(0x7f0000000140)=[{&(0x7f0000000100)="a7", 0x1}], 0x1}}], 0x1, 0x0) sendto$inet(r8, &(0x7f00000000c0)='2', 0x1, 0x0, &(0x7f0000000180)={0x2, 0x4e21, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10) r9 = socket$inet(0x2, 0x80001, 0x84) ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(r8, 0x89f3, &(0x7f00000012c0)={'ip6gre0\x00', &(0x7f0000001240)={'syztnl0\x00', 0x0, 0x6, 0xf3, 0xd0, 0x7ff, 0x8, @private0, @local, 0x10, 0xdcaf09db935829d9, 0x1, 0xa0000000}}) getsockopt$inet_sctp_SCTP_STATUS(r1, 0x84, 0xe, &(0x7f0000001500)={r3, 0xd424, 0x80, 0x2a, 0x400, 0x7, 0x20, 0xd9, {r4, @in={{0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x2b}}}, 0x1, 0x5, 0xffffffff, 0x5}}, &(0x7f00000015c0)=0xb0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r5, 0x84, 0x18, &(0x7f0000001600)={r11, 0x7}, &(0x7f0000001640)=0x8) ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(0xffffffffffffffff, 0xc018937a, &(0x7f0000001300)={{0x1, 0x1, 0x18, r8, {0x7ff}}, './file0\x00'}) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f00000013c0)={r2, 0xff}, 0x8) bpf$MAP_CREATE(0x0, &(0x7f0000001340)=@base={0x15, 0x1, 0x0, 0xb88, 0x80, 0x1, 0x400, '\x00', r10, r12, 0x4, 0x5, 0x2}, 0x48) getsockopt$inet_sctp_SCTP_MAX_BURST(r9, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_MCAST_JOIN_GROUP(r8, 0x0, 0x2a, &(0x7f0000001680)={0x7f, {{0x2, 0x4e24, @multicast2}}}, 0x88) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r8, 0x84, 0xa, &(0x7f0000002100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, r13}, 0x20) sendmmsg$inet_sctp(r0, &(0x7f0000001180)=[{&(0x7f0000000400)=@in6={0xa, 0x4e21, 0x149, @remote}, 0x1c, &(0x7f0000000780)=[{&(0x7f0000000440)="56b559843d3c35eac4e85f13825b99abc5ecbb5ea99309997cc12e8d3f899ceae91af994fff006374ea22ef9b72b31067ba3cb39b326aed3d6f5b4fca7163d12dc03aedccbacde7767f6495625a85b4e4a547dc6edecb5cae5173e63777196cd37928d9df3f6758e85b716a9ac744c1800a449fb6e615a2c8a0c91a95a89bca78f32", 0x82}, {&(0x7f0000000500)="c3a9992f4412eae7e57b8f6a0d38596c32e867883c1197fdf1affb04dd7f1e5d880425983d112abec67b958273dadb240bba8965e36ee4ec60d00ec46672ad928c80d14c9e85d56f7d6ff23ed05591272fbfb76457806ef24c9d8908c351e5ca8824d8da387dd926e2d5a878f5690ecb46f6e4d6227e7f794d38298e4c5bfce594bc043072e21805c7203e4809ccec193ffeb19beb85751e", 0x98}, {&(0x7f00000005c0)="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", 0xfa}, {&(0x7f00000006c0)="77cf99852ab70dddb95c3b5f80ae9f9832c3ade6bf5516d4e13e40d52c30d3", 0x1f}, {&(0x7f0000000700)="17160d52bf016659597c0df2b97b3f968b69d5fba2521fb32d7b1db1fb1d33653603a698d333b22de77778fdccbbc024b7a9a0566f55b731fbf0e1ce58ce9e085b3bd23e928b68171ec4770b216788892df03ee5cd9a9cb5015cbbaf4861d28250412e87956857d2", 0x68}], 0x5, &(0x7f0000000880)=[@prinfo={0x18, 0x84, 0x5, {0x30}}, @authinfo={0x18, 0x84, 0x6, {0x2}}, @sndinfo={0x20, 0x84, 0x2, {0xdc2, 0x8000, 0x8, 0x3ff, r4}}, @dstaddrv6={0x20, 0x84, 0x8, @remote}, @sndinfo={0x20, 0x84, 0x2, {0x101, 0x1, 0x6, 0x8, r3}}], 0x90, 0x40}, {&(0x7f0000000940)=@in6={0xa, 0x4e23, 0x0, @dev={0xfe, 0x80, '\x00', 0x32}, 0xffff}, 0x1c, &(0x7f0000000a80)=[{&(0x7f0000000980)="3d9c70c092dfefa0eb36bbcc7137a51f9ef8ba1978520556b58616e10c801b1d05f74a307cfb8d6c06b36924d7c5d2e1370e24e39f5e36b6c33d72ad40cf92b2133163c9d2fded1bce61bb1bf0c0c92558d8ee72f449c1e79e9911ef89fe1aa190c54ebdd53a030c9519831766ad4a207ee76e0031a5566e2b4220cf64d72504d88ae5eb912e413439efd78914fa583c9f8f5441052381789f8c72ce972e62e9aaf28ecff20ceb20bb6968a8eb366bf95abbc73183c6bb6d3bb0ebc8842e3cc39308b3c0e6d95240bb4dda4e53e3985df986b4d326c6d366dc5d7b6fe44b", 0xde}], 0x1, &(0x7f0000000ac0)=ANY=[@ANYBLOB="180000000000000084000000000000000900ff0f6662020020000000000000008400000002000000ff000400600d000001010000", @ANYRES32=r2, @ANYBLOB="1800000000000000a0000000070000007f00000100000000"], 0x50, 0x1}, {&(0x7f0000000b40)=@in={0x2, 0x4e22, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10, &(0x7f0000001040)=[{0x0}, {&(0x7f0000000b80)="7048deb4c4b8b8036ae43659642611552e93d6f7d8f8dd706b6f6cc34a809c864e920fa2db45d69d079719c49f241d725507b028fcdcbd1c07e91ecbcac8f47f4c2ba4edec62509d403114e91ee2a074a290792376fdab58b606715d638efbfdf55da680296b6aadf3d18a4422d47c5016a8e7aea1d6c0ed51c1105247fe2e53a9449758e6d003059610bd23ec320e1c40bd012df60cc4a51a65af96a2f399505b5e6a10e5e1eba981874ac0109b48edb8d14a16376a1670ffd8881fe6570c76889eade8", 0xc4}, {&(0x7f0000000c80)="22e1def4525f32db4499b6a79dc575688d2d2baeeb4612accdcfcfde13189167f85621ddd8b380ff3c2511dd3f", 0x2d}, {&(0x7f0000000cc0)="4ac439e24ea22955e8335f916900fc502f88b6f150843f2ba4cc834e6f73112b37b4c5defb15ba1d41e397a140d195d71a0cdb30ffa33a2188bc0a5e80d980657595c1b09217a57ad3f96be9bda818fac31351199ac65834fb32b5507bb2be4387ac6415b347549963b1143ebaf309afbe891ad0445a51aac95fb1789740f391c286e2437f8ee4bb1bea289771adbc7751b2a07fe68d4b0ac36c2d5cfd0631f182ec0410eec843a13a5e608d66051b109d2f005140c5e427d23f32e77f0a3e1d8b38d6c850e39214e779", 0xca}, {&(0x7f0000000dc0)="459953c1628da77a2cd177c7e0f146991fe04588dea81077181aa016f5857e2bcb0238fb95e0ec94c49953681ba91d32f6b1ee607e0bf5039f87e7db99a181c18acc751df2417170226196be5600ddd01f927d0353b4a64a5f8c2b997205c778a037792db6600d6f416790b9932e3c4471222a24e32865054a38edfd6a8868a7efd6b2ffe99ae73c99d1840b35b70a6b59fb8d9f8bc6815ff8e61ca543116a14346ac2ae6ce2be79da58a9c7f6880c17b2d0791b2ef6dd1bc4f6d7f85c6e5354dd1790995aa0a6e3a3ab5711239b51934e6bd87e3ad16c49ae81ca56ef101a496056", 0xe2}, {&(0x7f0000000ec0)="01ee2ed169b744cbd8840363b074c7a3a15db4cfc0e11d30e6b211ea75ec115cc31aeb2460e22a8f61d941b80587a58373dfee785a25210c77492d6923e6db989ccbfdaa2737e0d4f6b275388fa7526144778e875ee9aec785b90313e25a70e7c9cb059fe7749fade4b8b92ca13c74f57b6057c72ed81f5d03e9531c4cb55fe14707057c3bd1c45019a28dee08c4a758654b5382ee345f89724155d6d91a8145c10119854974130e47c8e68bba207638cce989", 0xb3}, {&(0x7f0000000f80)="b86bc6200a68aa2a15557c16069e238be9289180dd255fa276744addd434f89a8d5f98c8deac89eb85f75ef68155e57f9403bbee2cd4428c265b0b32bd891e7e507d0c58f9ab482eebd0546c33a2e37cfd0b408ccc08a4de7b96c8b435836acc69590992770c136efee274e5b7067a8a41cea97df2057b3872f3a042a9d0e07bcd5327d387fd2f573a46025a6c39831e914e68754f5e5aa5d2e0a98b94404c629640615db791492dd752b2853d72af3028e0af05c441306e93", 0xb9}], 0x7, &(0x7f00000010c0)=[@prinfo={0x18, 0x84, 0x5, {0x10, 0x68a6}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x3, 0xe, 0xa7, 0x2, 0x1, 0x10001, 0x80, r2}}, @dstaddrv4={0x18, 0x84, 0x7, @dev={0xac, 0x14, 0x14, 0x15}}, @sndinfo={0x20, 0x84, 0x2, {0xad, 0x203, 0x8000, 0x4, r7}}, @sndinfo={0x20, 0x84, 0x2, {0x8001, 0x3, 0x7, 0x3f, r13}}, @prinfo={0x18, 0x84, 0x5, {0x30, 0x3}}], 0xb8, 0x44000}], 0x3, 0x40094) 00:09:08 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 548.964625][ T2146] block nbd1: shutting down sockets 00:09:08 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x125d) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 548.971768][ T2143] block nbd3: shutting down sockets 00:09:08 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x127a) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:09 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) 00:09:09 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000380)=@assoc_value={0x0}, &(0x7f00000003c0)=0x8) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r3, 0x0, 0x8000}, 0xc) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000001740)={'ip6erspan0\x00'}) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000001400)=[@in={0x2, 0x4e20, @local}, @in6={0xa, 0x4e23, 0x7, @local, 0x60ca}, @in6={0xa, 0x4e22, 0x8000, @dev={0xfe, 0x80, '\x00', 0x2b}, 0x6}, @in6={0xa, 0x4e21, 0xfffffffb, @private1={0xfc, 0x1, '\x00', 0x1}, 0xce85}, @in={0x2, 0x4e24, @remote}, @in={0x2, 0x4e23, @remote}, @in={0x2, 0x4e20, @multicast2}, @in={0x2, 0x4e21, @empty}, @in={0x2, 0x4e24, @rand_addr=0x64010101}, @in6={0xa, 0x4e23, 0x8f4, @mcast1, 0x5}], 0xd0) (async) sendmsg$inet_sctp(r1, &(0x7f0000000200)={&(0x7f0000000000)=@in={0x2, 0x4e21, @multicast1}, 0x10, &(0x7f0000000180)=[{&(0x7f00000000c0)="1ad28a2f33797546ba651cae8878c5857bdeedee67045356a9c6e8a7493de07b01e7173e0b48eb6b72edb522ae761f2d92384683159fcac6b317929502c17cb1269d150b7f4a60", 0x47}, {&(0x7f0000000040)="6d703fef2da77b97b18b0640d6fc45a84dcdfe48df6d68d45d07bc86ca87bd194102fd2622775853e7c3", 0x2a}, {&(0x7f0000000140)="3a389248a07775b0a1825417d0534961", 0x10}], 0x3, &(0x7f0000000280)=[@dstaddrv4={0x18, 0x84, 0x7, @multicast2}, @sndinfo={0x20, 0x84, 0x2, {0x8, 0xc200, 0x7, 0x401, r3}}, @sndinfo={0x20, 0x84, 0x2, {0xfb, 0x204, 0x10000, 0x6, r3}}, @dstaddrv6={0x20, 0x84, 0x8, @dev={0xfe, 0x80, '\x00', 0x22}}, @dstaddrv6={0x20, 0x84, 0x8, @empty}, @sndrcv={0x30, 0x84, 0x1, {0x400, 0x101, 0x0, 0x4, 0x7fff, 0x7, 0x7, 0xff, r3}}, @dstaddrv4={0x18, 0x84, 0x7, @empty}, @sndinfo={0x20, 0x84, 0x2, {0xfff, 0x7, 0x5, 0x4, r3}}], 0x100, 0x2008c004}, 0x1004c000) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000000800)={r3, 0x4}, &(0x7f0000000840)=0x8) (async) r5 = socket$inet6_sctp(0xa, 0x5, 0x84) r6 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r6, 0x84, 0xd, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r5, 0x84, 0x25, &(0x7f0000000000)={r7, @in={{0x2, 0x0, @empty}}}, 0x90) (async) r8 = socket(0x2, 0x80805, 0x0) sendmmsg$inet(r8, &(0x7f00000007c0)=[{{&(0x7f0000000080)={0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10, &(0x7f0000000140)=[{&(0x7f0000000100)="a7", 0x1}], 0x1}}], 0x1, 0x0) (async) sendto$inet(r8, &(0x7f00000000c0)='2', 0x1, 0x0, &(0x7f0000000180)={0x2, 0x4e21, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10) (async) r9 = socket$inet(0x2, 0x80001, 0x84) (async) ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(r8, 0x89f3, &(0x7f00000012c0)={'ip6gre0\x00', &(0x7f0000001240)={'syztnl0\x00', 0x0, 0x6, 0xf3, 0xd0, 0x7ff, 0x8, @private0, @local, 0x10, 0xdcaf09db935829d9, 0x1, 0xa0000000}}) (async) getsockopt$inet_sctp_SCTP_STATUS(r1, 0x84, 0xe, &(0x7f0000001500)={r3, 0xd424, 0x80, 0x2a, 0x400, 0x7, 0x20, 0xd9, {r4, @in={{0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x2b}}}, 0x1, 0x5, 0xffffffff, 0x5}}, &(0x7f00000015c0)=0xb0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r5, 0x84, 0x18, &(0x7f0000001600)={r11, 0x7}, &(0x7f0000001640)=0x8) ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(0xffffffffffffffff, 0xc018937a, &(0x7f0000001300)={{0x1, 0x1, 0x18, r8, {0x7ff}}, './file0\x00'}) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f00000013c0)={r2, 0xff}, 0x8) (async) bpf$MAP_CREATE(0x0, &(0x7f0000001340)=@base={0x15, 0x1, 0x0, 0xb88, 0x80, 0x1, 0x400, '\x00', r10, r12, 0x4, 0x5, 0x2}, 0x48) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r9, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_MCAST_JOIN_GROUP(r8, 0x0, 0x2a, &(0x7f0000001680)={0x7f, {{0x2, 0x4e24, @multicast2}}}, 0x88) (async) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r8, 0x84, 0xa, &(0x7f0000002100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, r13}, 0x20) sendmmsg$inet_sctp(r0, &(0x7f0000001180)=[{&(0x7f0000000400)=@in6={0xa, 0x4e21, 0x149, @remote}, 0x1c, &(0x7f0000000780)=[{&(0x7f0000000440)="56b559843d3c35eac4e85f13825b99abc5ecbb5ea99309997cc12e8d3f899ceae91af994fff006374ea22ef9b72b31067ba3cb39b326aed3d6f5b4fca7163d12dc03aedccbacde7767f6495625a85b4e4a547dc6edecb5cae5173e63777196cd37928d9df3f6758e85b716a9ac744c1800a449fb6e615a2c8a0c91a95a89bca78f32", 0x82}, {&(0x7f0000000500)="c3a9992f4412eae7e57b8f6a0d38596c32e867883c1197fdf1affb04dd7f1e5d880425983d112abec67b958273dadb240bba8965e36ee4ec60d00ec46672ad928c80d14c9e85d56f7d6ff23ed05591272fbfb76457806ef24c9d8908c351e5ca8824d8da387dd926e2d5a878f5690ecb46f6e4d6227e7f794d38298e4c5bfce594bc043072e21805c7203e4809ccec193ffeb19beb85751e", 0x98}, {&(0x7f00000005c0)="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", 0xfa}, {&(0x7f00000006c0)="77cf99852ab70dddb95c3b5f80ae9f9832c3ade6bf5516d4e13e40d52c30d3", 0x1f}, {&(0x7f0000000700)="17160d52bf016659597c0df2b97b3f968b69d5fba2521fb32d7b1db1fb1d33653603a698d333b22de77778fdccbbc024b7a9a0566f55b731fbf0e1ce58ce9e085b3bd23e928b68171ec4770b216788892df03ee5cd9a9cb5015cbbaf4861d28250412e87956857d2", 0x68}], 0x5, &(0x7f0000000880)=[@prinfo={0x18, 0x84, 0x5, {0x30}}, @authinfo={0x18, 0x84, 0x6, {0x2}}, @sndinfo={0x20, 0x84, 0x2, {0xdc2, 0x8000, 0x8, 0x3ff, r4}}, @dstaddrv6={0x20, 0x84, 0x8, @remote}, @sndinfo={0x20, 0x84, 0x2, {0x101, 0x1, 0x6, 0x8, r3}}], 0x90, 0x40}, {&(0x7f0000000940)=@in6={0xa, 0x4e23, 0x0, @dev={0xfe, 0x80, '\x00', 0x32}, 0xffff}, 0x1c, &(0x7f0000000a80)=[{&(0x7f0000000980)="3d9c70c092dfefa0eb36bbcc7137a51f9ef8ba1978520556b58616e10c801b1d05f74a307cfb8d6c06b36924d7c5d2e1370e24e39f5e36b6c33d72ad40cf92b2133163c9d2fded1bce61bb1bf0c0c92558d8ee72f449c1e79e9911ef89fe1aa190c54ebdd53a030c9519831766ad4a207ee76e0031a5566e2b4220cf64d72504d88ae5eb912e413439efd78914fa583c9f8f5441052381789f8c72ce972e62e9aaf28ecff20ceb20bb6968a8eb366bf95abbc73183c6bb6d3bb0ebc8842e3cc39308b3c0e6d95240bb4dda4e53e3985df986b4d326c6d366dc5d7b6fe44b", 0xde}], 0x1, &(0x7f0000000ac0)=ANY=[@ANYBLOB="180000000000000084000000000000000900ff0f6662020020000000000000008400000002000000ff000400600d000001010000", @ANYRES32=r2, @ANYBLOB="1800000000000000a0000000070000007f00000100000000"], 0x50, 0x1}, {&(0x7f0000000b40)=@in={0x2, 0x4e22, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10, &(0x7f0000001040)=[{0x0}, {&(0x7f0000000b80)="7048deb4c4b8b8036ae43659642611552e93d6f7d8f8dd706b6f6cc34a809c864e920fa2db45d69d079719c49f241d725507b028fcdcbd1c07e91ecbcac8f47f4c2ba4edec62509d403114e91ee2a074a290792376fdab58b606715d638efbfdf55da680296b6aadf3d18a4422d47c5016a8e7aea1d6c0ed51c1105247fe2e53a9449758e6d003059610bd23ec320e1c40bd012df60cc4a51a65af96a2f399505b5e6a10e5e1eba981874ac0109b48edb8d14a16376a1670ffd8881fe6570c76889eade8", 0xc4}, {&(0x7f0000000c80)="22e1def4525f32db4499b6a79dc575688d2d2baeeb4612accdcfcfde13189167f85621ddd8b380ff3c2511dd3f", 0x2d}, {&(0x7f0000000cc0)="4ac439e24ea22955e8335f916900fc502f88b6f150843f2ba4cc834e6f73112b37b4c5defb15ba1d41e397a140d195d71a0cdb30ffa33a2188bc0a5e80d980657595c1b09217a57ad3f96be9bda818fac31351199ac65834fb32b5507bb2be4387ac6415b347549963b1143ebaf309afbe891ad0445a51aac95fb1789740f391c286e2437f8ee4bb1bea289771adbc7751b2a07fe68d4b0ac36c2d5cfd0631f182ec0410eec843a13a5e608d66051b109d2f005140c5e427d23f32e77f0a3e1d8b38d6c850e39214e779", 0xca}, {&(0x7f0000000dc0)="459953c1628da77a2cd177c7e0f146991fe04588dea81077181aa016f5857e2bcb0238fb95e0ec94c49953681ba91d32f6b1ee607e0bf5039f87e7db99a181c18acc751df2417170226196be5600ddd01f927d0353b4a64a5f8c2b997205c778a037792db6600d6f416790b9932e3c4471222a24e32865054a38edfd6a8868a7efd6b2ffe99ae73c99d1840b35b70a6b59fb8d9f8bc6815ff8e61ca543116a14346ac2ae6ce2be79da58a9c7f6880c17b2d0791b2ef6dd1bc4f6d7f85c6e5354dd1790995aa0a6e3a3ab5711239b51934e6bd87e3ad16c49ae81ca56ef101a496056", 0xe2}, {&(0x7f0000000ec0)="01ee2ed169b744cbd8840363b074c7a3a15db4cfc0e11d30e6b211ea75ec115cc31aeb2460e22a8f61d941b80587a58373dfee785a25210c77492d6923e6db989ccbfdaa2737e0d4f6b275388fa7526144778e875ee9aec785b90313e25a70e7c9cb059fe7749fade4b8b92ca13c74f57b6057c72ed81f5d03e9531c4cb55fe14707057c3bd1c45019a28dee08c4a758654b5382ee345f89724155d6d91a8145c10119854974130e47c8e68bba207638cce989", 0xb3}, {&(0x7f0000000f80)="b86bc6200a68aa2a15557c16069e238be9289180dd255fa276744addd434f89a8d5f98c8deac89eb85f75ef68155e57f9403bbee2cd4428c265b0b32bd891e7e507d0c58f9ab482eebd0546c33a2e37cfd0b408ccc08a4de7b96c8b435836acc69590992770c136efee274e5b7067a8a41cea97df2057b3872f3a042a9d0e07bcd5327d387fd2f573a46025a6c39831e914e68754f5e5aa5d2e0a98b94404c629640615db791492dd752b2853d72af3028e0af05c441306e93", 0xb9}], 0x7, &(0x7f00000010c0)=[@prinfo={0x18, 0x84, 0x5, {0x10, 0x68a6}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x3, 0xe, 0xa7, 0x2, 0x1, 0x10001, 0x80, r2}}, @dstaddrv4={0x18, 0x84, 0x7, @dev={0xac, 0x14, 0x14, 0x15}}, @sndinfo={0x20, 0x84, 0x2, {0xad, 0x203, 0x8000, 0x4, r7}}, @sndinfo={0x20, 0x84, 0x2, {0x8001, 0x3, 0x7, 0x3f, r13}}, @prinfo={0x18, 0x84, 0x5, {0x30, 0x3}}], 0xb8, 0x44000}], 0x3, 0x40094) 00:09:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r1 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r1, 0xab04) [ 549.101932][ T2156] block nbd3: shutting down sockets [ 549.102694][ T2158] block nbd1: shutting down sockets 00:09:09 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x125e) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x127b) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 549.251749][ T2175] block nbd1: shutting down sockets 00:09:09 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r0, 0x84, 0x14, &(0x7f0000000380)=@assoc_value={0x0}, &(0x7f00000003c0)=0x8) (async, rerun: 64) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) (rerun: 64) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r3, 0x0, 0x8000}, 0xc) (async) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000001740)={'ip6erspan0\x00'}) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000001400)=[@in={0x2, 0x4e20, @local}, @in6={0xa, 0x4e23, 0x7, @local, 0x60ca}, @in6={0xa, 0x4e22, 0x8000, @dev={0xfe, 0x80, '\x00', 0x2b}, 0x6}, @in6={0xa, 0x4e21, 0xfffffffb, @private1={0xfc, 0x1, '\x00', 0x1}, 0xce85}, @in={0x2, 0x4e24, @remote}, @in={0x2, 0x4e23, @remote}, @in={0x2, 0x4e20, @multicast2}, @in={0x2, 0x4e21, @empty}, @in={0x2, 0x4e24, @rand_addr=0x64010101}, @in6={0xa, 0x4e23, 0x8f4, @mcast1, 0x5}], 0xd0) sendmsg$inet_sctp(r1, &(0x7f0000000200)={&(0x7f0000000000)=@in={0x2, 0x4e21, @multicast1}, 0x10, &(0x7f0000000180)=[{&(0x7f00000000c0)="1ad28a2f33797546ba651cae8878c5857bdeedee67045356a9c6e8a7493de07b01e7173e0b48eb6b72edb522ae761f2d92384683159fcac6b317929502c17cb1269d150b7f4a60", 0x47}, {&(0x7f0000000040)="6d703fef2da77b97b18b0640d6fc45a84dcdfe48df6d68d45d07bc86ca87bd194102fd2622775853e7c3", 0x2a}, {&(0x7f0000000140)="3a389248a07775b0a1825417d0534961", 0x10}], 0x3, &(0x7f0000000280)=[@dstaddrv4={0x18, 0x84, 0x7, @multicast2}, @sndinfo={0x20, 0x84, 0x2, {0x8, 0xc200, 0x7, 0x401, r3}}, @sndinfo={0x20, 0x84, 0x2, {0xfb, 0x204, 0x10000, 0x6, r3}}, @dstaddrv6={0x20, 0x84, 0x8, @dev={0xfe, 0x80, '\x00', 0x22}}, @dstaddrv6={0x20, 0x84, 0x8, @empty}, @sndrcv={0x30, 0x84, 0x1, {0x400, 0x101, 0x0, 0x4, 0x7fff, 0x7, 0x7, 0xff, r3}}, @dstaddrv4={0x18, 0x84, 0x7, @empty}, @sndinfo={0x20, 0x84, 0x2, {0xfff, 0x7, 0x5, 0x4, r3}}], 0x100, 0x2008c004}, 0x1004c000) getsockopt$inet_sctp_SCTP_AUTH_ACTIVE_KEY(r1, 0x84, 0x18, &(0x7f0000000800)={r3, 0x4}, &(0x7f0000000840)=0x8) (async) r5 = socket$inet6_sctp(0xa, 0x5, 0x84) r6 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r6, 0x84, 0xd, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_THLDS(r5, 0x84, 0x25, &(0x7f0000000000)={r7, @in={{0x2, 0x0, @empty}}}, 0x90) r8 = socket(0x2, 0x80805, 0x0) sendmmsg$inet(r8, &(0x7f00000007c0)=[{{&(0x7f0000000080)={0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10, &(0x7f0000000140)=[{&(0x7f0000000100)="a7", 0x1}], 0x1}}], 0x1, 0x0) (async, rerun: 64) sendto$inet(r8, &(0x7f00000000c0)='2', 0x1, 0x0, &(0x7f0000000180)={0x2, 0x4e21, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10) (async, rerun: 64) r9 = socket$inet(0x2, 0x80001, 0x84) (async) ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(r8, 0x89f3, &(0x7f00000012c0)={'ip6gre0\x00', &(0x7f0000001240)={'syztnl0\x00', 0x0, 0x6, 0xf3, 0xd0, 0x7ff, 0x8, @private0, @local, 0x10, 0xdcaf09db935829d9, 0x1, 0xa0000000}}) getsockopt$inet_sctp_SCTP_STATUS(r1, 0x84, 0xe, &(0x7f0000001500)={r3, 0xd424, 0x80, 0x2a, 0x400, 0x7, 0x20, 0xd9, {r4, @in={{0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x2b}}}, 0x1, 0x5, 0xffffffff, 0x5}}, &(0x7f00000015c0)=0xb0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(r5, 0x84, 0x18, &(0x7f0000001600)={r11, 0x7}, &(0x7f0000001640)=0x8) ioctl$AUTOFS_DEV_IOCTL_TIMEOUT(0xffffffffffffffff, 0xc018937a, &(0x7f0000001300)={{0x1, 0x1, 0x18, r8, {0x7ff}}, './file0\x00'}) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r5, 0x84, 0x23, &(0x7f00000013c0)={r2, 0xff}, 0x8) (async) bpf$MAP_CREATE(0x0, &(0x7f0000001340)=@base={0x15, 0x1, 0x0, 0xb88, 0x80, 0x1, 0x400, '\x00', r10, r12, 0x4, 0x5, 0x2}, 0x48) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r9, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_MCAST_JOIN_GROUP(r8, 0x0, 0x2a, &(0x7f0000001680)={0x7f, {{0x2, 0x4e24, @multicast2}}}, 0x88) (async) setsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r8, 0x84, 0xa, &(0x7f0000002100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, r13}, 0x20) sendmmsg$inet_sctp(r0, &(0x7f0000001180)=[{&(0x7f0000000400)=@in6={0xa, 0x4e21, 0x149, @remote}, 0x1c, &(0x7f0000000780)=[{&(0x7f0000000440)="56b559843d3c35eac4e85f13825b99abc5ecbb5ea99309997cc12e8d3f899ceae91af994fff006374ea22ef9b72b31067ba3cb39b326aed3d6f5b4fca7163d12dc03aedccbacde7767f6495625a85b4e4a547dc6edecb5cae5173e63777196cd37928d9df3f6758e85b716a9ac744c1800a449fb6e615a2c8a0c91a95a89bca78f32", 0x82}, {&(0x7f0000000500)="c3a9992f4412eae7e57b8f6a0d38596c32e867883c1197fdf1affb04dd7f1e5d880425983d112abec67b958273dadb240bba8965e36ee4ec60d00ec46672ad928c80d14c9e85d56f7d6ff23ed05591272fbfb76457806ef24c9d8908c351e5ca8824d8da387dd926e2d5a878f5690ecb46f6e4d6227e7f794d38298e4c5bfce594bc043072e21805c7203e4809ccec193ffeb19beb85751e", 0x98}, {&(0x7f00000005c0)="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", 0xfa}, {&(0x7f00000006c0)="77cf99852ab70dddb95c3b5f80ae9f9832c3ade6bf5516d4e13e40d52c30d3", 0x1f}, {&(0x7f0000000700)="17160d52bf016659597c0df2b97b3f968b69d5fba2521fb32d7b1db1fb1d33653603a698d333b22de77778fdccbbc024b7a9a0566f55b731fbf0e1ce58ce9e085b3bd23e928b68171ec4770b216788892df03ee5cd9a9cb5015cbbaf4861d28250412e87956857d2", 0x68}], 0x5, &(0x7f0000000880)=[@prinfo={0x18, 0x84, 0x5, {0x30}}, @authinfo={0x18, 0x84, 0x6, {0x2}}, @sndinfo={0x20, 0x84, 0x2, {0xdc2, 0x8000, 0x8, 0x3ff, r4}}, @dstaddrv6={0x20, 0x84, 0x8, @remote}, @sndinfo={0x20, 0x84, 0x2, {0x101, 0x1, 0x6, 0x8, r3}}], 0x90, 0x40}, {&(0x7f0000000940)=@in6={0xa, 0x4e23, 0x0, @dev={0xfe, 0x80, '\x00', 0x32}, 0xffff}, 0x1c, &(0x7f0000000a80)=[{&(0x7f0000000980)="3d9c70c092dfefa0eb36bbcc7137a51f9ef8ba1978520556b58616e10c801b1d05f74a307cfb8d6c06b36924d7c5d2e1370e24e39f5e36b6c33d72ad40cf92b2133163c9d2fded1bce61bb1bf0c0c92558d8ee72f449c1e79e9911ef89fe1aa190c54ebdd53a030c9519831766ad4a207ee76e0031a5566e2b4220cf64d72504d88ae5eb912e413439efd78914fa583c9f8f5441052381789f8c72ce972e62e9aaf28ecff20ceb20bb6968a8eb366bf95abbc73183c6bb6d3bb0ebc8842e3cc39308b3c0e6d95240bb4dda4e53e3985df986b4d326c6d366dc5d7b6fe44b", 0xde}], 0x1, &(0x7f0000000ac0)=ANY=[@ANYBLOB="180000000000000084000000000000000900ff0f6662020020000000000000008400000002000000ff000400600d000001010000", @ANYRES32=r2, @ANYBLOB="1800000000000000a0000000070000007f00000100000000"], 0x50, 0x1}, {&(0x7f0000000b40)=@in={0x2, 0x4e22, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10, &(0x7f0000001040)=[{0x0}, {&(0x7f0000000b80)="7048deb4c4b8b8036ae43659642611552e93d6f7d8f8dd706b6f6cc34a809c864e920fa2db45d69d079719c49f241d725507b028fcdcbd1c07e91ecbcac8f47f4c2ba4edec62509d403114e91ee2a074a290792376fdab58b606715d638efbfdf55da680296b6aadf3d18a4422d47c5016a8e7aea1d6c0ed51c1105247fe2e53a9449758e6d003059610bd23ec320e1c40bd012df60cc4a51a65af96a2f399505b5e6a10e5e1eba981874ac0109b48edb8d14a16376a1670ffd8881fe6570c76889eade8", 0xc4}, {&(0x7f0000000c80)="22e1def4525f32db4499b6a79dc575688d2d2baeeb4612accdcfcfde13189167f85621ddd8b380ff3c2511dd3f", 0x2d}, {&(0x7f0000000cc0)="4ac439e24ea22955e8335f916900fc502f88b6f150843f2ba4cc834e6f73112b37b4c5defb15ba1d41e397a140d195d71a0cdb30ffa33a2188bc0a5e80d980657595c1b09217a57ad3f96be9bda818fac31351199ac65834fb32b5507bb2be4387ac6415b347549963b1143ebaf309afbe891ad0445a51aac95fb1789740f391c286e2437f8ee4bb1bea289771adbc7751b2a07fe68d4b0ac36c2d5cfd0631f182ec0410eec843a13a5e608d66051b109d2f005140c5e427d23f32e77f0a3e1d8b38d6c850e39214e779", 0xca}, {&(0x7f0000000dc0)="459953c1628da77a2cd177c7e0f146991fe04588dea81077181aa016f5857e2bcb0238fb95e0ec94c49953681ba91d32f6b1ee607e0bf5039f87e7db99a181c18acc751df2417170226196be5600ddd01f927d0353b4a64a5f8c2b997205c778a037792db6600d6f416790b9932e3c4471222a24e32865054a38edfd6a8868a7efd6b2ffe99ae73c99d1840b35b70a6b59fb8d9f8bc6815ff8e61ca543116a14346ac2ae6ce2be79da58a9c7f6880c17b2d0791b2ef6dd1bc4f6d7f85c6e5354dd1790995aa0a6e3a3ab5711239b51934e6bd87e3ad16c49ae81ca56ef101a496056", 0xe2}, {&(0x7f0000000ec0)="01ee2ed169b744cbd8840363b074c7a3a15db4cfc0e11d30e6b211ea75ec115cc31aeb2460e22a8f61d941b80587a58373dfee785a25210c77492d6923e6db989ccbfdaa2737e0d4f6b275388fa7526144778e875ee9aec785b90313e25a70e7c9cb059fe7749fade4b8b92ca13c74f57b6057c72ed81f5d03e9531c4cb55fe14707057c3bd1c45019a28dee08c4a758654b5382ee345f89724155d6d91a8145c10119854974130e47c8e68bba207638cce989", 0xb3}, {&(0x7f0000000f80)="b86bc6200a68aa2a15557c16069e238be9289180dd255fa276744addd434f89a8d5f98c8deac89eb85f75ef68155e57f9403bbee2cd4428c265b0b32bd891e7e507d0c58f9ab482eebd0546c33a2e37cfd0b408ccc08a4de7b96c8b435836acc69590992770c136efee274e5b7067a8a41cea97df2057b3872f3a042a9d0e07bcd5327d387fd2f573a46025a6c39831e914e68754f5e5aa5d2e0a98b94404c629640615db791492dd752b2853d72af3028e0af05c441306e93", 0xb9}], 0x7, &(0x7f00000010c0)=[@prinfo={0x18, 0x84, 0x5, {0x10, 0x68a6}}, @sndrcv={0x30, 0x84, 0x1, {0x5, 0x3, 0xe, 0xa7, 0x2, 0x1, 0x10001, 0x80, r2}}, @dstaddrv4={0x18, 0x84, 0x7, @dev={0xac, 0x14, 0x14, 0x15}}, @sndinfo={0x20, 0x84, 0x2, {0xad, 0x203, 0x8000, 0x4, r7}}, @sndinfo={0x20, 0x84, 0x2, {0x8001, 0x3, 0x7, 0x3f, r13}}, @prinfo={0x18, 0x84, 0x5, {0x30, 0x3}}], 0xb8, 0x44000}], 0x3, 0x40094) [ 549.261600][ T2169] block nbd3: shutting down sockets 00:09:09 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x127c) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:09 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x125f) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 549.342765][ T2190] block nbd0: shutting down sockets [ 549.352512][ T2179] block nbd1: shutting down sockets 00:09:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x127d) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 549.391899][ T2187] block nbd3: shutting down sockets 00:09:09 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x1260) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 549.452843][ T2198] block nbd1: shutting down sockets 00:09:09 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) 00:09:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x127e) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:09 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f00000000c0)=@filter={'filter\x00', 0xe, 0x2, 0x2fc, [0x0, 0x20000280, 0x200002b0, 0x2000054c], 0x0, &(0x7f0000000000), &(0x7f0000000280)=[{0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xfffffffffffffffe, 0x2, [{0x3, 0x10, 0x1f, 'bridge_slave_1\x00', 'nr0\x00', 'nr0\x00', 'bridge_slave_1\x00', @multicast, [0x0, 0x0, 0xff, 0xff, 0xff, 0xff], @broadcast, [0xff, 0xff, 0x0, 0xff, 0xff, 0xff], 0xb6, 0xe6, 0x15e, [@limit={{'limit\x00', 0x0, 0x20}, {{0xcbd, 0x8, 0xff, 0xfff, 0x7, 0x7}}}], [@common=@redirect={'redirect\x00', 0x8, {{0xfffffffffffffffe}}}], @common=@NFLOG={'NFLOG\x00', 0x50, {{0x81, 0x401, 0x4, 0x1, 0x0, "426d70b69fac2de6e8e3b724da79f74eb568fc11113743f0490fe13dfa4467fff610ebcf788d68e66212179fd8cbb64546fce36aef2fde5300ed2d9878a6d9a6"}}}}, {0x3, 0x1a, 0x8100, 'pim6reg1\x00', 'rose0\x00', 'veth0\x00', 'batadv0\x00', @random="b09cf35c7950", [0xff, 0x0, 0xff, 0xff, 0xff], @broadcast, [0x0, 0xff, 0xff, 0xff, 0xff], 0xde, 0xde, 0x10e, [@stp={{'stp\x00', 0x0, 0x48}, {{0x95, {0x1, 0x8, 0x200, @link_local, [0x0, 0xff, 0x0, 0xff, 0x0, 0xff], 0x80000001, 0x2, 0x3, 0x6, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, [0x0, 0x0, 0xff, 0x0, 0xff, 0xff], 0x4e22, 0x4e22, 0x7, 0x22f, 0x6, 0xfffc, 0x8000, 0xff7f, 0x3, 0x2}, 0x44, 0x8}}}], [], @common=@redirect={'redirect\x00', 0x8, {{0xfffffffffffffffe}}}}]}, {0x0, '\x00', 0x2, 0xfffffffffffffffc}]}, 0x374) [ 549.514287][ T2204] block nbd0: shutting down sockets [ 549.523275][ T2203] block nbd3: shutting down sockets 00:09:09 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x1261) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:09 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) (async, rerun: 32) r1 = socket$inet_sctp(0x2, 0x5, 0x84) (rerun: 32) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f00000000c0)=@filter={'filter\x00', 0xe, 0x2, 0x2fc, [0x0, 0x20000280, 0x200002b0, 0x2000054c], 0x0, &(0x7f0000000000), &(0x7f0000000280)=[{0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xfffffffffffffffe, 0x2, [{0x3, 0x10, 0x1f, 'bridge_slave_1\x00', 'nr0\x00', 'nr0\x00', 'bridge_slave_1\x00', @multicast, [0x0, 0x0, 0xff, 0xff, 0xff, 0xff], @broadcast, [0xff, 0xff, 0x0, 0xff, 0xff, 0xff], 0xb6, 0xe6, 0x15e, [@limit={{'limit\x00', 0x0, 0x20}, {{0xcbd, 0x8, 0xff, 0xfff, 0x7, 0x7}}}], [@common=@redirect={'redirect\x00', 0x8, {{0xfffffffffffffffe}}}], @common=@NFLOG={'NFLOG\x00', 0x50, {{0x81, 0x401, 0x4, 0x1, 0x0, "426d70b69fac2de6e8e3b724da79f74eb568fc11113743f0490fe13dfa4467fff610ebcf788d68e66212179fd8cbb64546fce36aef2fde5300ed2d9878a6d9a6"}}}}, {0x3, 0x1a, 0x8100, 'pim6reg1\x00', 'rose0\x00', 'veth0\x00', 'batadv0\x00', @random="b09cf35c7950", [0xff, 0x0, 0xff, 0xff, 0xff], @broadcast, [0x0, 0xff, 0xff, 0xff, 0xff], 0xde, 0xde, 0x10e, [@stp={{'stp\x00', 0x0, 0x48}, {{0x95, {0x1, 0x8, 0x200, @link_local, [0x0, 0xff, 0x0, 0xff, 0x0, 0xff], 0x80000001, 0x2, 0x3, 0x6, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, [0x0, 0x0, 0xff, 0x0, 0xff, 0xff], 0x4e22, 0x4e22, 0x7, 0x22f, 0x6, 0xfffc, 0x8000, 0xff7f, 0x3, 0x2}, 0x44, 0x8}}}], [], @common=@redirect={'redirect\x00', 0x8, {{0xfffffffffffffffe}}}}]}, {0x0, '\x00', 0x2, 0xfffffffffffffffc}]}, 0x374) [ 549.601167][ T2208] block nbd1: shutting down sockets 00:09:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x127f) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:09 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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", 0x1000}}, 0x1006) [ 549.652301][ T2210] block nbd3: shutting down sockets 00:09:09 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x1262) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 549.690306][ T2217] block nbd1: shutting down sockets 00:09:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x541b) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:09 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) (async, rerun: 64) r1 = socket$inet_sctp(0x2, 0x5, 0x84) (rerun: 64) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) (async, rerun: 64) setsockopt$EBT_SO_SET_ENTRIES(r1, 0x0, 0x80, &(0x7f00000000c0)=@filter={'filter\x00', 0xe, 0x2, 0x2fc, [0x0, 0x20000280, 0x200002b0, 0x2000054c], 0x0, &(0x7f0000000000), &(0x7f0000000280)=[{0x0, '\x00', 0x0, 0xfffffffffffffffe}, {0x0, '\x00', 0x0, 0xfffffffffffffffe, 0x2, [{0x3, 0x10, 0x1f, 'bridge_slave_1\x00', 'nr0\x00', 'nr0\x00', 'bridge_slave_1\x00', @multicast, [0x0, 0x0, 0xff, 0xff, 0xff, 0xff], @broadcast, [0xff, 0xff, 0x0, 0xff, 0xff, 0xff], 0xb6, 0xe6, 0x15e, [@limit={{'limit\x00', 0x0, 0x20}, {{0xcbd, 0x8, 0xff, 0xfff, 0x7, 0x7}}}], [@common=@redirect={'redirect\x00', 0x8, {{0xfffffffffffffffe}}}], @common=@NFLOG={'NFLOG\x00', 0x50, {{0x81, 0x401, 0x4, 0x1, 0x0, "426d70b69fac2de6e8e3b724da79f74eb568fc11113743f0490fe13dfa4467fff610ebcf788d68e66212179fd8cbb64546fce36aef2fde5300ed2d9878a6d9a6"}}}}, {0x3, 0x1a, 0x8100, 'pim6reg1\x00', 'rose0\x00', 'veth0\x00', 'batadv0\x00', @random="b09cf35c7950", [0xff, 0x0, 0xff, 0xff, 0xff], @broadcast, [0x0, 0xff, 0xff, 0xff, 0xff], 0xde, 0xde, 0x10e, [@stp={{'stp\x00', 0x0, 0x48}, {{0x95, {0x1, 0x8, 0x200, @link_local, [0x0, 0xff, 0x0, 0xff, 0x0, 0xff], 0x80000001, 0x2, 0x3, 0x6, @link_local={0x1, 0x80, 0xc2, 0x0, 0x0, 0x2}, [0x0, 0x0, 0xff, 0x0, 0xff, 0xff], 0x4e22, 0x4e22, 0x7, 0x22f, 0x6, 0xfffc, 0x8000, 0xff7f, 0x3, 0x2}, 0x44, 0x8}}}], [], @common=@redirect={'redirect\x00', 0x8, {{0xfffffffffffffffe}}}}]}, {0x0, '\x00', 0x2, 0xfffffffffffffffc}]}, 0x374) (rerun: 64) [ 549.734377][ T2222] block nbd0: shutting down sockets 00:09:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:09 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 549.810909][ T2228] block nbd3: shutting down sockets [ 549.814406][ T2227] block nbd1: shutting down sockets 00:09:09 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x1263) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x5421) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 549.895957][ T2237] block nbd0: shutting down sockets [ 549.904082][ T2235] block nbd1: shutting down sockets 00:09:09 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:09 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:09 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x5450) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 549.966516][ T2236] block nbd3: shutting down sockets 00:09:09 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x1264) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:09 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) r3 = socket$inet6_sctp(0xa, 0x0, 0x84) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f00000000c0)={r2, @in6={{0xa, 0x4e22, 0x9, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x200}}, 0x3d6b, 0xffe0, 0x1, 0xffffff81, 0x92, 0x8c, 0x1}, &(0x7f0000000000)=0x9c) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) [ 550.004464][ T2239] block nbd1: shutting down sockets 00:09:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x5451) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 550.076690][ T2251] block nbd0: shutting down sockets 00:09:10 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 550.160834][ T2259] block nbd3: shutting down sockets 00:09:10 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x1265) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 550.161954][ T2257] block nbd1: shutting down sockets 00:09:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x5452) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:10 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) (async) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) r3 = socket$inet6_sctp(0xa, 0x0, 0x84) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f00000000c0)={r2, @in6={{0xa, 0x4e22, 0x9, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x200}}, 0x3d6b, 0xffe0, 0x1, 0xffffff81, 0x92, 0x8c, 0x1}, &(0x7f0000000000)=0x9c) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) 00:09:10 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 550.258126][ T2256] block nbd0: shutting down sockets 00:09:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 550.340846][ T2272] block nbd1: shutting down sockets [ 550.346883][ T2274] block nbd3: shutting down sockets 00:09:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x5460) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:10 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:10 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x1267) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:10 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) r3 = socket$inet6_sctp(0xa, 0x0, 0x84) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f00000000c0)={r2, @in6={{0xa, 0x4e22, 0x9, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}, 0x200}}, 0x3d6b, 0xffe0, 0x1, 0xffffff81, 0x92, 0x8c, 0x1}, &(0x7f0000000000)=0x9c) (async) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) [ 550.453195][ T2280] block nbd1: shutting down sockets [ 550.455329][ T2275] block nbd0: shutting down sockets 00:09:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x8933) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:10 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 550.523753][ T2284] block nbd3: shutting down sockets 00:09:10 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x1268) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 550.581879][ T2295] block nbd1: shutting down sockets 00:09:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab00) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:10 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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", 0x1000}}, 0x1006) [ 550.632678][ T2299] block nbd0: shutting down sockets 00:09:10 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000000c00)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000001f80)=ANY=[@ANYBLOB="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"/272], 0x110}], 0x1}, 0x0) setsockopt$bt_hci_HCI_TIME_STAMP(0xffffffffffffffff, 0x0, 0x3, &(0x7f00000002c0)=0x9, 0x4) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={r0, 0x58, &(0x7f0000000040)}, 0x10) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, &(0x7f00000001c0)={'ip6_vti0\x00', &(0x7f0000000140)={'syztnl1\x00', 0x0, 0x29, 0x9, 0x1f, 0x8, 0x14, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @loopback, 0x7800, 0x8, 0x8001, 0x401}}) r1 = socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$TIPC_NL_NET_GET(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={0x0, 0x14}}, 0x0) r3 = epoll_create1(0x80000) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x62d68e1e, 0x4c0400) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r4, &(0x7f0000000280)={0x20002010}) getsockname$packet(r2, &(0x7f00000004c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000300)=0x14) sendmsg$nl_route(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000340)=ANY=[@ANYBLOB="5400000010001fff00"/20, @ANYRES32=0x0, @ANYBLOB="81ffffff000000002c001280090001007866726d000000001c00028008000100000000000800010002000000080002000400000008000a00", @ANYRES32=r5, @ANYBLOB="91641c9b5461711af25b8bf38e019be6926fe11b9449e80d2fd893811f4625ab72ddf5a83754061263759ae231ce0000a24d6db31e2179ee6b470cd38ead"], 0x54}}, 0x0) r6 = syz_open_dev$vcsn(&(0x7f0000000180), 0x1, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_SCAN_REQ(r7, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x14, 0x0, 0x400, 0x70bd29, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x20000840) r8 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000600), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000640)={'wpan1\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000680)={'wpan0\x00', 0x0}) sendmsg$NL802154_CMD_SET_CHANNEL(r7, &(0x7f0000000780)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x44, r8, 0x800, 0x70bd26, 0x25dfdbfb, {}, [@NL802154_ATTR_PAGE={0x5, 0x7, 0x10}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r9}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r10}]}, 0x44}}, 0x0) read$FUSE(r6, &(0x7f00000016c0)={0x2020}, 0x2020) read$FUSE(r6, &(0x7f0000003700)={0x2020}, 0x2020) r11 = syz_open_procfs(0x0, &(0x7f0000000440)='map_files\x00') sendmsg$nl_route(r6, &(0x7f0000000580)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000480)={&(0x7f0000000500)=@bridge_getneigh={0x5c, 0x1e, 0x2, 0x70bd2d, 0x25dfdbfd, {0x7, 0x0, 0x0, 0x0, 0x100, 0x90}, [@IFLA_MAP={0x24, 0xe, {0xe4, 0x3, 0x80, 0x40, 0x0, 0x2}}, @IFLA_GSO_MAX_SEGS={0x8, 0x28, 0x48d4}, @IFLA_NET_NS_FD={0x8, 0x1c, r11}, @IFLA_CARRIER_CHANGES={0x8, 0x23, 0x1ff}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) r12 = socket$inet_sctp(0x2, 0x5, 0x84) r13 = socket$inet_sctp(0x2, 0x5, 0x84) socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r13, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r12, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r14, 0x0, 0x7}, 0xc) [ 550.645575][ T2302] netlink: 240 bytes leftover after parsing attributes in process `syz-executor.4'. [ 550.661758][ T2297] block nbd3: shutting down sockets 00:09:10 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x1269) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 550.686797][ T2302] device xfrm1 entered promiscuous mode [ 550.711569][ T2303] block nbd1: shutting down sockets 00:09:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab01) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:10 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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", 0x1000}}, 0x1006) 00:09:10 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x1274) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab02) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:10 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000000c00)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000001f80)=ANY=[@ANYBLOB="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"/272], 0x110}], 0x1}, 0x0) setsockopt$bt_hci_HCI_TIME_STAMP(0xffffffffffffffff, 0x0, 0x3, &(0x7f00000002c0)=0x9, 0x4) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={r0, 0x58, &(0x7f0000000040)}, 0x10) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, &(0x7f00000001c0)={'ip6_vti0\x00', &(0x7f0000000140)={'syztnl1\x00', 0x0, 0x29, 0x9, 0x1f, 0x8, 0x14, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @loopback, 0x7800, 0x8, 0x8001, 0x401}}) r1 = socket$netlink(0x10, 0x3, 0x0) (async) r2 = socket(0x10, 0x803, 0x0) sendmsg$TIPC_NL_NET_GET(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={0x0, 0x14}}, 0x0) (async) r3 = epoll_create1(0x80000) (async, rerun: 32) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x62d68e1e, 0x4c0400) (rerun: 32) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r4, &(0x7f0000000280)={0x20002010}) getsockname$packet(r2, &(0x7f00000004c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000300)=0x14) sendmsg$nl_route(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000340)=ANY=[@ANYBLOB="5400000010001fff00"/20, @ANYRES32=0x0, @ANYBLOB="81ffffff000000002c001280090001007866726d000000001c00028008000100000000000800010002000000080002000400000008000a00", @ANYRES32=r5, @ANYBLOB="91641c9b5461711af25b8bf38e019be6926fe11b9449e80d2fd893811f4625ab72ddf5a83754061263759ae231ce0000a24d6db31e2179ee6b470cd38ead"], 0x54}}, 0x0) (async) r6 = syz_open_dev$vcsn(&(0x7f0000000180), 0x1, 0x0) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_SCAN_REQ(r7, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x14, 0x0, 0x400, 0x70bd29, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x20000840) r8 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000600), 0xffffffffffffffff) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000640)={'wpan1\x00', 0x0}) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000680)={'wpan0\x00', 0x0}) sendmsg$NL802154_CMD_SET_CHANNEL(r7, &(0x7f0000000780)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x44, r8, 0x800, 0x70bd26, 0x25dfdbfb, {}, [@NL802154_ATTR_PAGE={0x5, 0x7, 0x10}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r9}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r10}]}, 0x44}}, 0x0) (async) read$FUSE(r6, &(0x7f00000016c0)={0x2020}, 0x2020) (async) read$FUSE(r6, &(0x7f0000003700)={0x2020}, 0x2020) (async, rerun: 32) r11 = syz_open_procfs(0x0, &(0x7f0000000440)='map_files\x00') (rerun: 32) sendmsg$nl_route(r6, &(0x7f0000000580)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000480)={&(0x7f0000000500)=@bridge_getneigh={0x5c, 0x1e, 0x2, 0x70bd2d, 0x25dfdbfd, {0x7, 0x0, 0x0, 0x0, 0x100, 0x90}, [@IFLA_MAP={0x24, 0xe, {0xe4, 0x3, 0x80, 0x40, 0x0, 0x2}}, @IFLA_GSO_MAX_SEGS={0x8, 0x28, 0x48d4}, @IFLA_NET_NS_FD={0x8, 0x1c, r11}, @IFLA_CARRIER_CHANGES={0x8, 0x23, 0x1ff}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) r12 = socket$inet_sctp(0x2, 0x5, 0x84) (async) r13 = socket$inet_sctp(0x2, 0x5, 0x84) socket$inet_sctp(0x2, 0x1, 0x84) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r13, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r12, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r14, 0x0, 0x7}, 0xc) [ 550.801584][ T2311] block nbd1: shutting down sockets 00:09:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 550.812278][ T2309] block nbd3: shutting down sockets [ 550.812885][ T2314] block nbd0: shutting down sockets [ 550.886460][ T2321] netlink: 240 bytes leftover after parsing attributes in process `syz-executor.4'. [ 550.893115][ T2316] block nbd1: shutting down sockets [ 550.906717][ T2321] device xfrm1 entered promiscuous mode 00:09:10 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab04) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 550.943737][ T2327] block nbd0: shutting down sockets 00:09:10 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:10 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) [ 550.971550][ T2323] block nbd3: shutting down sockets 00:09:10 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x1275) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 551.031993][ T2330] block nbd1: shutting down sockets 00:09:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab05) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:11 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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", 0x1000}}, 0x1006) 00:09:11 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$netlink(r0, &(0x7f0000000c00)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000001f80)=ANY=[@ANYBLOB="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"/272], 0x110}], 0x1}, 0x0) (async) setsockopt$bt_hci_HCI_TIME_STAMP(0xffffffffffffffff, 0x0, 0x3, &(0x7f00000002c0)=0x9, 0x4) bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000100)={r0, 0x58, &(0x7f0000000040)}, 0x10) (async) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, &(0x7f00000001c0)={'ip6_vti0\x00', &(0x7f0000000140)={'syztnl1\x00', 0x0, 0x29, 0x9, 0x1f, 0x8, 0x14, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @loopback, 0x7800, 0x8, 0x8001, 0x401}}) (async) r1 = socket$netlink(0x10, 0x3, 0x0) (async) r2 = socket(0x10, 0x803, 0x0) sendmsg$TIPC_NL_NET_GET(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={0x0, 0x14}}, 0x0) r3 = epoll_create1(0x80000) (async) r4 = syz_open_dev$sndctrl(&(0x7f0000000000), 0x62d68e1e, 0x4c0400) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r4, &(0x7f0000000280)={0x20002010}) getsockname$packet(r2, &(0x7f00000004c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000300)=0x14) sendmsg$nl_route(r1, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000340)=ANY=[@ANYBLOB="5400000010001fff00"/20, @ANYRES32=0x0, @ANYBLOB="81ffffff000000002c001280090001007866726d000000001c00028008000100000000000800010002000000080002000400000008000a00", @ANYRES32=r5, @ANYBLOB="91641c9b5461711af25b8bf38e019be6926fe11b9449e80d2fd893811f4625ab72ddf5a83754061263759ae231ce0000a24d6db31e2179ee6b470cd38ead"], 0x54}}, 0x0) (async) r6 = syz_open_dev$vcsn(&(0x7f0000000180), 0x1, 0x0) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_SCAN_REQ(r7, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x14, 0x0, 0x400, 0x70bd29, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x20000840) (async) r8 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000600), 0xffffffffffffffff) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000640)={'wpan1\x00', 0x0}) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000680)={'wpan0\x00', 0x0}) sendmsg$NL802154_CMD_SET_CHANNEL(r7, &(0x7f0000000780)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x44, r8, 0x800, 0x70bd26, 0x25dfdbfb, {}, [@NL802154_ATTR_PAGE={0x5, 0x7, 0x10}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r9}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r10}]}, 0x44}}, 0x0) (async) read$FUSE(r6, &(0x7f00000016c0)={0x2020}, 0x2020) (async) read$FUSE(r6, &(0x7f0000003700)={0x2020}, 0x2020) (async) r11 = syz_open_procfs(0x0, &(0x7f0000000440)='map_files\x00') sendmsg$nl_route(r6, &(0x7f0000000580)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000480)={&(0x7f0000000500)=@bridge_getneigh={0x5c, 0x1e, 0x2, 0x70bd2d, 0x25dfdbfd, {0x7, 0x0, 0x0, 0x0, 0x100, 0x90}, [@IFLA_MAP={0x24, 0xe, {0xe4, 0x3, 0x80, 0x40, 0x0, 0x2}}, @IFLA_GSO_MAX_SEGS={0x8, 0x28, 0x48d4}, @IFLA_NET_NS_FD={0x8, 0x1c, r11}, @IFLA_CARRIER_CHANGES={0x8, 0x23, 0x1ff}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) (async) r12 = socket$inet_sctp(0x2, 0x5, 0x84) (async) r13 = socket$inet_sctp(0x2, 0x5, 0x84) socket$inet_sctp(0x2, 0x1, 0x84) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r13, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r12, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r14, 0x0, 0x7}, 0xc) [ 551.092903][ T2339] block nbd0: shutting down sockets 00:09:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, 0xffffffffffffffff) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 551.123841][ T2338] block nbd1: shutting down sockets 00:09:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab06) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:11 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x1276) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 551.138048][ T2340] block nbd3: Device being setup by another task [ 551.138899][ T2336] block nbd3: shutting down sockets [ 551.151360][ T2344] netlink: 240 bytes leftover after parsing attributes in process `syz-executor.4'. [ 551.168270][ T2344] device xfrm1 entered promiscuous mode [ 551.259333][ T2356] block nbd0: shutting down sockets [ 551.261997][ T2355] block nbd1: shutting down sockets [ 551.291635][ T2354] block nbd3: shutting down sockets 00:09:11 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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", 0x1000}}, 0x1006) 00:09:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab07) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:11 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) 00:09:11 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x1277) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:11 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) [ 551.446406][ T2364] block nbd1: shutting down sockets [ 551.451919][ T2363] block nbd3: shutting down sockets 00:09:11 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) (async) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) 00:09:11 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 551.472174][ T2366] block nbd0: shutting down sockets 00:09:11 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x1278) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:11 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) r3 = socket$inet_mptcp(0x2, 0x1, 0x106) setsockopt$inet_tcp_TCP_MD5SIG(r3, 0x6, 0xe, &(0x7f00000000c0)={@in={{0x2, 0x4e20, @rand_addr=0x64010101}}, 0x0, 0x0, 0x34, 0x0, "a7b8ba3b2598d3382b0b2fec5a3887e547486e7dce90f9472b62a22d1ea1a233d974b8366cae2b93bb4a8559c301ef6982d0821468986199318dcadd2fe1d2676daadb94f05e3f2a539f413f58a712e4"}, 0xd8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) [ 551.611452][ T2378] block nbd1: NBD_DISCONNECT [ 551.613140][ T2376] block nbd3: shutting down sockets [ 551.614266][ T2378] block nbd1: Disconnected due to user request. [ 551.617649][ T2378] block nbd1: shutting down sockets 00:09:11 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x1279) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:11 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab09) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:11 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) (async) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) (async) r3 = socket$inet_mptcp(0x2, 0x1, 0x106) setsockopt$inet_tcp_TCP_MD5SIG(r3, 0x6, 0xe, &(0x7f00000000c0)={@in={{0x2, 0x4e20, @rand_addr=0x64010101}}, 0x0, 0x0, 0x34, 0x0, "a7b8ba3b2598d3382b0b2fec5a3887e547486e7dce90f9472b62a22d1ea1a233d974b8366cae2b93bb4a8559c301ef6982d0821468986199318dcadd2fe1d2676daadb94f05e3f2a539f413f58a712e4"}, 0xd8) (async) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) [ 551.712350][ T2384] block nbd0: shutting down sockets 00:09:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 551.722738][ T2389] block nbd1: shutting down sockets 00:09:11 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) (async) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) (async) r3 = socket$inet_mptcp(0x2, 0x1, 0x106) setsockopt$inet_tcp_TCP_MD5SIG(r3, 0x6, 0xe, &(0x7f00000000c0)={@in={{0x2, 0x4e20, @rand_addr=0x64010101}}, 0x0, 0x0, 0x34, 0x0, "a7b8ba3b2598d3382b0b2fec5a3887e547486e7dce90f9472b62a22d1ea1a233d974b8366cae2b93bb4a8559c301ef6982d0821468986199318dcadd2fe1d2676daadb94f05e3f2a539f413f58a712e4"}, 0xd8) (async, rerun: 32) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) (rerun: 32) 00:09:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab0a) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:11 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x127a) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 551.751540][ T2386] block nbd3: shutting down sockets 00:09:11 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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", 0x1000}}, 0x1006) [ 551.829256][ T2398] block nbd1: shutting down sockets 00:09:11 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000000000)=@sack_info={r2, 0xab0}, 0xc) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000040)=@assoc_value, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) 00:09:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab18) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 551.891938][ T2406] block nbd0: shutting down sockets [ 551.900872][ T2404] block nbd3: Device being setup by another task 00:09:11 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x127b) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:11 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000000000)=@sack_info={r2, 0xab0}, 0xc) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000040)=@assoc_value, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) socket$inet_sctp(0x2, 0x5, 0x84) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value, &(0x7f00000001c0)=0x8) (async) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000000000)=@sack_info={r2, 0xab0}, 0xc) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000040)=@assoc_value, &(0x7f00000000c0)=0x8) (async) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) (async) [ 551.901654][ T2400] block nbd3: shutting down sockets 00:09:11 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 551.958313][ T2409] block nbd1: shutting down sockets 00:09:11 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x400448c9) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:11 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) socket$inet_sctp(0x2, 0x5, 0x84) (async) r1 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r1, 0x84, 0x10, &(0x7f0000000000)=@sack_info={r2, 0xab0}, 0xc) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000040)=@assoc_value, &(0x7f00000000c0)=0x8) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000040)=@assoc_value, &(0x7f00000000c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r2, 0x0, 0x8000}, 0xc) 00:09:11 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 552.002031][ T2413] block nbd3: shutting down sockets 00:09:12 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x127c) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:12 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) recvmsg(r0, &(0x7f0000000940)={&(0x7f0000000540), 0x80, &(0x7f0000000800)=[{&(0x7f00000005c0)=""/15, 0xf}, {&(0x7f0000000640)=""/94, 0x5e}, {&(0x7f00000006c0)=""/157, 0x9d}, {&(0x7f0000000780)=""/96, 0x60}], 0x4, &(0x7f0000000840)=""/194, 0xc2}, 0x20) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./file0\x00', 0x40, 0x0) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x42, 0x0) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f00000002c0)={{{@in6=@private1, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4}, 0x0, @in=@local}}, &(0x7f00000003c0)=0xe8) r4 = getegid() mmap(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x1000008, 0x40010, r2, 0x28261000) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000280), 0x2, &(0x7f0000000400)={{'fd', 0x3d, r1}, 0x2c, {'rootmode', 0x3d, 0x6000}, 0x2c, {'user_id', 0x3d, r3}, 0x2c, {'group_id', 0x3d, r4}, 0x2c, {[{@default_permissions}, {@allow_other}, {@max_read={'max_read', 0x3d, 0x1}}, {@blksize={'blksize', 0x3d, 0x400}}, {@max_read={'max_read', 0x3d, 0x58}}, {@blksize={'blksize', 0x3d, 0x1000}}, {@max_read={'max_read', 0x3d, 0xffff}}], [{@obj_type={'obj_type', 0x3d, '*:'}}]}}) mount$fuse(0x0, &(0x7f0000000600)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r2, @ANYBLOB="2c866f6f746d6f64653d3030302d30303003303030303224757365725f69643d00000002000000000a00", @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r2, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) syz_open_dev$vcsa(&(0x7f0000000180), 0x8000, 0x200) write$FUSE_INIT(r2, &(0x7f0000000040)={0x50, 0x0, r5, {0x7, 0x1f}}, 0x50) syz_fuse_handle_req(r2, &(0x7f0000006380)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000dc4e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ba045abcd5dfc67d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001354c4b600", 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) dup3(r1, r2, 0x0) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f00000000c0)={0x0, @in={{0x2, 0x4e20, @empty}}, 0x8, 0x5, 0x0, 0x10001, 0x0, 0x3, 0x6f}, &(0x7f0000000000)=0x9c) r6 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r6, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r7, 0x0, 0x8000}, 0xc) [ 552.100699][ T2424] block nbd0: Device being setup by another task [ 552.102264][ T2422] block nbd1: shutting down sockets 00:09:12 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x400448dd) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 552.134521][ T2428] block nbd3: shutting down sockets [ 552.142159][ T2431] fuse: blksize only supported for fuseblk [ 552.142671][ T2431] fuse: Unknown parameter '†ootmode' 00:09:12 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x127d) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:12 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) recvmsg(r0, &(0x7f0000000940)={&(0x7f0000000540), 0x80, &(0x7f0000000800)=[{&(0x7f00000005c0)=""/15, 0xf}, {&(0x7f0000000640)=""/94, 0x5e}, {&(0x7f00000006c0)=""/157, 0x9d}, {&(0x7f0000000780)=""/96, 0x60}], 0x4, &(0x7f0000000840)=""/194, 0xc2}, 0x20) (async, rerun: 32) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./file0\x00', 0x40, 0x0) (rerun: 32) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x42, 0x0) (async) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f00000002c0)={{{@in6=@private1, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4}, 0x0, @in=@local}}, &(0x7f00000003c0)=0xe8) r4 = getegid() mmap(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x1000008, 0x40010, r2, 0x28261000) (async) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000280), 0x2, &(0x7f0000000400)={{'fd', 0x3d, r1}, 0x2c, {'rootmode', 0x3d, 0x6000}, 0x2c, {'user_id', 0x3d, r3}, 0x2c, {'group_id', 0x3d, r4}, 0x2c, {[{@default_permissions}, {@allow_other}, {@max_read={'max_read', 0x3d, 0x1}}, {@blksize={'blksize', 0x3d, 0x400}}, {@max_read={'max_read', 0x3d, 0x58}}, {@blksize={'blksize', 0x3d, 0x1000}}, {@max_read={'max_read', 0x3d, 0xffff}}], [{@obj_type={'obj_type', 0x3d, '*:'}}]}}) mount$fuse(0x0, &(0x7f0000000600)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r2, @ANYBLOB="2c866f6f746d6f64653d3030302d30303003303030303224757365725f69643d00000002000000000a00", @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r2, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) syz_open_dev$vcsa(&(0x7f0000000180), 0x8000, 0x200) (async) write$FUSE_INIT(r2, &(0x7f0000000040)={0x50, 0x0, r5, {0x7, 0x1f}}, 0x50) (async) syz_fuse_handle_req(r2, &(0x7f0000006380)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000dc4e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ba045abcd5dfc67d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001354c4b600", 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) (async, rerun: 32) dup3(r1, r2, 0x0) (async, rerun: 32) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f00000000c0)={0x0, @in={{0x2, 0x4e20, @empty}}, 0x8, 0x5, 0x0, 0x10001, 0x0, 0x3, 0x6f}, &(0x7f0000000000)=0x9c) (async) r6 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r6, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r7, 0x0, 0x8000}, 0xc) 00:09:12 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 552.228878][ T2433] block nbd1: shutting down sockets [ 552.237163][ T2438] fuse: blksize only supported for fuseblk [ 552.242467][ T2437] fuse: Unknown parameter '†ootmode' 00:09:12 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x400454ca) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:12 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) recvmsg(r0, &(0x7f0000000940)={&(0x7f0000000540), 0x80, &(0x7f0000000800)=[{&(0x7f00000005c0)=""/15, 0xf}, {&(0x7f0000000640)=""/94, 0x5e}, {&(0x7f00000006c0)=""/157, 0x9d}, {&(0x7f0000000780)=""/96, 0x60}], 0x4, &(0x7f0000000840)=""/194, 0xc2}, 0x20) (async) r1 = openat(0xffffffffffffff9c, &(0x7f0000000140)='./file0\x00', 0x40, 0x0) r2 = openat$fuse(0xffffffffffffff9c, &(0x7f00000000c0), 0x42, 0x0) (async) getsockopt$inet6_IPV6_IPSEC_POLICY(r1, 0x29, 0x22, &(0x7f00000002c0)={{{@in6=@private1, @in, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@ipv4}, 0x0, @in=@local}}, &(0x7f00000003c0)=0xe8) (async) r4 = getegid() mmap(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x1000008, 0x40010, r2, 0x28261000) (async, rerun: 64) mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000280), 0x2, &(0x7f0000000400)={{'fd', 0x3d, r1}, 0x2c, {'rootmode', 0x3d, 0x6000}, 0x2c, {'user_id', 0x3d, r3}, 0x2c, {'group_id', 0x3d, r4}, 0x2c, {[{@default_permissions}, {@allow_other}, {@max_read={'max_read', 0x3d, 0x1}}, {@blksize={'blksize', 0x3d, 0x400}}, {@max_read={'max_read', 0x3d, 0x58}}, {@blksize={'blksize', 0x3d, 0x1000}}, {@max_read={'max_read', 0x3d, 0xffff}}], [{@obj_type={'obj_type', 0x3d, '*:'}}]}}) (rerun: 64) mount$fuse(0x0, &(0x7f0000000600)='./file0\x00', &(0x7f0000002100), 0x0, &(0x7f0000002140)=ANY=[@ANYBLOB='fd=', @ANYRESHEX=r2, @ANYBLOB="2c866f6f746d6f64653d3030302d30303003303030303224757365725f69643d00000002000000000a00", @ANYRESDEC=0x0, @ANYBLOB=',group_id=', @ANYRESDEC=0x0]) read$FUSE(r2, &(0x7f00000021c0)={0x2020, 0x0, 0x0}, 0x2020) syz_open_dev$vcsa(&(0x7f0000000180), 0x8000, 0x200) (async) write$FUSE_INIT(r2, &(0x7f0000000040)={0x50, 0x0, r5, {0x7, 0x1f}}, 0x50) (async) syz_fuse_handle_req(r2, &(0x7f0000006380)="000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000080000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000dc4e00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000ba045abcd5dfc67d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000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000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001354c4b600", 0x2000, &(0x7f00000062c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000100)={0x20}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) dup3(r1, r2, 0x0) (async, rerun: 32) getsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f00000000c0)={0x0, @in={{0x2, 0x4e20, @empty}}, 0x8, 0x5, 0x0, 0x10001, 0x0, 0x3, 0x6f}, &(0x7f0000000000)=0x9c) (async, rerun: 32) r6 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r6, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r7, 0x0, 0x8000}, 0xc) [ 552.316133][ T2450] fuse: blksize only supported for fuseblk 00:09:12 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x127e) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 552.316541][ T2450] fuse: blksize only supported for fuseblk [ 552.316918][ T2450] fuse: blksize only supported for fuseblk [ 552.317178][ T2450] fuse: blksize only supported for fuseblk [ 552.317379][ T2450] fuse: blksize only supported for fuseblk [ 552.318958][ T2450] fuse: blksize only supported for fuseblk [ 552.320307][ T2450] fuse: blksize only supported for fuseblk [ 552.320705][ T2450] fuse: blksize only supported for fuseblk [ 552.322268][ T2450] fuse: blksize only supported for fuseblk [ 552.322649][ T2450] fuse: blksize only supported for fuseblk [ 552.322884][ T2450] fuse: blksize only supported for fuseblk [ 552.323099][ T2450] fuse: blksize only supported for fuseblk [ 552.324743][ T2450] fuse: blksize only supported for fuseblk [ 552.325017][ T2450] fuse: blksize only supported for fuseblk [ 552.325257][ T2450] fuse: blksize only supported for fuseblk [ 552.326813][ T2450] fuse: blksize only supported for fuseblk [ 552.327181][ T2450] fuse: blksize only supported for fuseblk [ 552.327436][ T2450] fuse: blksize only supported for fuseblk [ 552.327666][ T2450] fuse: blksize only supported for fuseblk [ 552.329302][ T2450] fuse: blksize only supported for fuseblk [ 552.329570][ T2450] fuse: blksize only supported for fuseblk [ 552.329804][ T2450] fuse: blksize only supported for fuseblk [ 552.332994][ T2451] block nbd3: shutting down sockets [ 552.341120][ T2450] fuse: blksize only supported for fuseblk [ 552.341531][ T2450] fuse: blksize only supported for fuseblk [ 552.347422][ T2450] fuse: blksize only supported for fuseblk [ 552.391763][ T2448] block nbd1: shutting down sockets [ 552.405359][ T2449] fuse: Unknown parameter '†ootmode' [ 552.409810][ T2450] fuse: blksize only supported for fuseblk [ 552.412186][ T2450] fuse: blksize only supported for fuseblk [ 552.414234][ T2450] fuse: blksize only supported for fuseblk [ 552.416373][ T2450] fuse: blksize only supported for fuseblk 00:09:12 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x40049409) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 552.420839][ T2450] fuse: blksize only supported for fuseblk [ 552.423002][ T2450] fuse: blksize only supported for fuseblk [ 552.425121][ T2450] fuse: blksize only supported for fuseblk [ 552.427220][ T2450] fuse: blksize only supported for fuseblk [ 552.429377][ T2450] fuse: blksize only supported for fuseblk [ 552.431535][ T2450] fuse: blksize only supported for fuseblk [ 552.433739][ T2450] fuse: blksize only supported for fuseblk 00:09:12 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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", 0x1000}}, 0x1006) [ 552.446976][ T2450] fuse: blksize only supported for fuseblk [ 552.449078][ T2450] fuse: blksize only supported for fuseblk [ 552.456911][ T2450] fuse: blksize only supported for fuseblk [ 552.460398][ T2450] fuse: blksize only supported for fuseblk [ 552.465134][ T2450] fuse: blksize only supported for fuseblk [ 552.469631][ T2450] fuse: blksize only supported for fuseblk [ 552.474442][ T2450] fuse: blksize only supported for fuseblk [ 552.478921][ T2450] fuse: blksize only supported for fuseblk [ 552.482306][ T2450] fuse: blksize only supported for fuseblk [ 552.482537][ T2450] fuse: blksize only supported for fuseblk 00:09:12 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x127f) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:12 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x40081271) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 552.482778][ T2450] fuse: blksize only supported for fuseblk [ 552.484404][ T2450] fuse: blksize only supported for fuseblk 00:09:12 executing program 4: r0 = socket$inet_sctp(0x2, 0x1, 0x84) r1 = socket$netlink(0x10, 0x3, 0x8000000004) writev(r1, &(0x7f0000000140)=[{&(0x7f0000000340)="580000001400192340834b80040d8c560a067f0200ff000000000000000058000b4824ca945f64009400ff0325010ebc000000000000008000f0fffeffe809005300fff5dd00000010000200040010000802014004000000", 0x58}], 0x1) r2 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000000040)={0x28, 0x0, 0x3498}, 0x10, 0x800) getsockopt$IP_SET_OP_GET_FNAME(r2, 0x1, 0x53, &(0x7f00000000c0)={0x8, 0x7, 0x0, 'syz2\x00'}, &(0x7f0000000100)=0x2c) writev(r0, &(0x7f0000000180)=[{&(0x7f00000003c0)="8b4d37b691201fe1d7d492619ecb25d2da8b9edcdeb37640680e5771d0338d9eefbfd82a91e2ae77497dd1197583a735b23447710ddbc60a1d9a5ccf7d5a8a9c1022deb91ac3995e811b4bf63248eab448b3340f8016ff831a76e668f2663fa75173d6c7ee30a0d6e0c089cc985db445fb811034cd647ba5f999d03f0f087317706b1018554f23292d5c2acb4e026db6c049ff607ccdcb4f773c41b38f8c304bc006d20ed3fe6b3c92edd782576737c5a4023757acb49b2e64906d033066f09db8831bd788a506f940cadfa1a58bccb883e6cfa79297d1ce9d2ab77aa3e8687c2e9a292cea846da5b92968340d116d3b91", 0xf1}, {&(0x7f00000004c0)="b967b04f54861355e6724cca392bb4e28a923509335faccf0dae0266457294101ddbcf908b64ab72b836ebf8fe003e6d70a88686606fbb2f72eb519c68da1d3fd22f3149d7189456db26e8061802df88d3b4acd071b91a5cf984d5358b323c8038a044e6a003375f5a7431496727c62e09b6476e6af6a631aa8b8afe620f66ebecd8bc8b6e276b8ba819c3eb1860284272bc123bbfb87de6ae25c56507367efa9c07ff3d4af6afba2dbc139981088d7fa281cc67a47b7282a0cbf898edef92264184d9a9c244b733", 0xc8}, {&(0x7f00000005c0)="b388fefbef9a2bf299ef8b00110a57d38dc70995b8402a506e297b4d03410ee0ec16a069792f66708be8d5dc03882cc7a684a35f11ae8f0ddbadd256717f6eb2b920e0e661d83285c61ec4", 0x4b}], 0x3) r3 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) write$binfmt_script(r3, &(0x7f0000000640)={'#! ', './file0', [{}], 0xa, "9e36b4bb7d154b88d6d0c40c6a655a4f9b2d8649a8ee8378ea20d73cb179976e379651547b72b914584ee6e7c74799f238ab3d23e33804f3d123766083c2e8cda057821bbb3365d52b80470bd50603a4e280f7af7dc2677764372a79be3a3af7cd9b4f06083f40e00f504e76205fd2361e38c72fd51c88fb4139c1d688e6ef99bd3666805896ece20317705b4db6170e95a204e7de8be464e9e0724a0bc3b68156e15bb96a4c105091220a47349833c95415d0eb32c0ca101a7d6e43f9d722eb0864547eca54469c06aec4a0351600e547fab6e7c829896b90b977"}, 0xe7) r4 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r4, 0x84, 0x6, &(0x7f0000000280)={r5, @in6={{0xa, 0x4e22, 0x588, @loopback, 0x82}}}, &(0x7f0000000000)=0x84) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@assoc_value={r5, 0xfff}, 0x8) [ 552.484700][ T2450] fuse: blksize only supported for fuseblk [ 552.484970][ T2450] fuse: blksize only supported for fuseblk [ 552.485183][ T2450] fuse: blksize only supported for fuseblk [ 552.486791][ T2450] fuse: blksize only supported for fuseblk [ 552.487079][ T2450] fuse: blksize only supported for fuseblk [ 552.487314][ T2450] fuse: blksize only supported for fuseblk [ 552.487569][ T2450] fuse: blksize only supported for fuseblk [ 552.488015][ T2450] fuse: blksize only supported for fuseblk [ 552.488235][ T2450] fuse: blksize only supported for fuseblk [ 552.488447][ T2450] fuse: blksize only supported for fuseblk [ 552.488643][ T2450] fuse: blksize only supported for fuseblk [ 552.490244][ T2450] fuse: blksize only supported for fuseblk [ 552.490472][ T2450] fuse: blksize only supported for fuseblk [ 552.492460][ T2458] block nbd3: Device being setup by another task [ 552.493256][ T2455] block nbd3: shutting down sockets [ 552.494963][ T2459] block nbd1: shutting down sockets 00:09:12 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x40086602) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:12 executing program 4: r0 = socket$inet_sctp(0x2, 0x1, 0x84) r1 = socket$netlink(0x10, 0x3, 0x8000000004) writev(r1, &(0x7f0000000140)=[{&(0x7f0000000340)="580000001400192340834b80040d8c560a067f0200ff000000000000000058000b4824ca945f64009400ff0325010ebc000000000000008000f0fffeffe809005300fff5dd00000010000200040010000802014004000000", 0x58}], 0x1) r2 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000000040)={0x28, 0x0, 0x3498}, 0x10, 0x800) getsockopt$IP_SET_OP_GET_FNAME(r2, 0x1, 0x53, &(0x7f00000000c0)={0x8, 0x7, 0x0, 'syz2\x00'}, &(0x7f0000000100)=0x2c) writev(r0, &(0x7f0000000180)=[{&(0x7f00000003c0)="8b4d37b691201fe1d7d492619ecb25d2da8b9edcdeb37640680e5771d0338d9eefbfd82a91e2ae77497dd1197583a735b23447710ddbc60a1d9a5ccf7d5a8a9c1022deb91ac3995e811b4bf63248eab448b3340f8016ff831a76e668f2663fa75173d6c7ee30a0d6e0c089cc985db445fb811034cd647ba5f999d03f0f087317706b1018554f23292d5c2acb4e026db6c049ff607ccdcb4f773c41b38f8c304bc006d20ed3fe6b3c92edd782576737c5a4023757acb49b2e64906d033066f09db8831bd788a506f940cadfa1a58bccb883e6cfa79297d1ce9d2ab77aa3e8687c2e9a292cea846da5b92968340d116d3b91", 0xf1}, {&(0x7f00000004c0)="b967b04f54861355e6724cca392bb4e28a923509335faccf0dae0266457294101ddbcf908b64ab72b836ebf8fe003e6d70a88686606fbb2f72eb519c68da1d3fd22f3149d7189456db26e8061802df88d3b4acd071b91a5cf984d5358b323c8038a044e6a003375f5a7431496727c62e09b6476e6af6a631aa8b8afe620f66ebecd8bc8b6e276b8ba819c3eb1860284272bc123bbfb87de6ae25c56507367efa9c07ff3d4af6afba2dbc139981088d7fa281cc67a47b7282a0cbf898edef92264184d9a9c244b733", 0xc8}, {&(0x7f00000005c0)="b388fefbef9a2bf299ef8b00110a57d38dc70995b8402a506e297b4d03410ee0ec16a069792f66708be8d5dc03882cc7a684a35f11ae8f0ddbadd256717f6eb2b920e0e661d83285c61ec4", 0x4b}], 0x3) (async) r3 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) write$binfmt_script(r3, &(0x7f0000000640)={'#! ', './file0', [{}], 0xa, "9e36b4bb7d154b88d6d0c40c6a655a4f9b2d8649a8ee8378ea20d73cb179976e379651547b72b914584ee6e7c74799f238ab3d23e33804f3d123766083c2e8cda057821bbb3365d52b80470bd50603a4e280f7af7dc2677764372a79be3a3af7cd9b4f06083f40e00f504e76205fd2361e38c72fd51c88fb4139c1d688e6ef99bd3666805896ece20317705b4db6170e95a204e7de8be464e9e0724a0bc3b68156e15bb96a4c105091220a47349833c95415d0eb32c0ca101a7d6e43f9d722eb0864547eca54469c06aec4a0351600e547fab6e7c829896b90b977"}, 0xe7) r4 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r4, 0x84, 0x6, &(0x7f0000000280)={r5, @in6={{0xa, 0x4e22, 0x588, @loopback, 0x82}}}, &(0x7f0000000000)=0x84) (async) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@assoc_value={r5, 0xfff}, 0x8) [ 552.510872][ T2450] fuse: blksize only supported for fuseblk [ 552.511111][ T2450] fuse: blksize only supported for fuseblk 00:09:12 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x541b) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 552.511347][ T2450] fuse: blksize only supported for fuseblk [ 552.511733][ T2450] fuse: blksize only supported for fuseblk [ 552.601700][ T2465] block nbd1: shutting down sockets [ 552.622845][ T2463] block nbd3: shutting down sockets [ 552.692144][ T2469] block nbd1: shutting down sockets 00:09:12 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x40101283) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:12 executing program 4: r0 = socket$inet_sctp(0x2, 0x1, 0x84) (async) r1 = socket$netlink(0x10, 0x3, 0x8000000004) writev(r1, &(0x7f0000000140)=[{&(0x7f0000000340)="580000001400192340834b80040d8c560a067f0200ff000000000000000058000b4824ca945f64009400ff0325010ebc000000000000008000f0fffeffe809005300fff5dd00000010000200040010000802014004000000", 0x58}], 0x1) (async) r2 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000000040)={0x28, 0x0, 0x3498}, 0x10, 0x800) getsockopt$IP_SET_OP_GET_FNAME(r2, 0x1, 0x53, &(0x7f00000000c0)={0x8, 0x7, 0x0, 'syz2\x00'}, &(0x7f0000000100)=0x2c) (async, rerun: 32) writev(r0, &(0x7f0000000180)=[{&(0x7f00000003c0)="8b4d37b691201fe1d7d492619ecb25d2da8b9edcdeb37640680e5771d0338d9eefbfd82a91e2ae77497dd1197583a735b23447710ddbc60a1d9a5ccf7d5a8a9c1022deb91ac3995e811b4bf63248eab448b3340f8016ff831a76e668f2663fa75173d6c7ee30a0d6e0c089cc985db445fb811034cd647ba5f999d03f0f087317706b1018554f23292d5c2acb4e026db6c049ff607ccdcb4f773c41b38f8c304bc006d20ed3fe6b3c92edd782576737c5a4023757acb49b2e64906d033066f09db8831bd788a506f940cadfa1a58bccb883e6cfa79297d1ce9d2ab77aa3e8687c2e9a292cea846da5b92968340d116d3b91", 0xf1}, {&(0x7f00000004c0)="b967b04f54861355e6724cca392bb4e28a923509335faccf0dae0266457294101ddbcf908b64ab72b836ebf8fe003e6d70a88686606fbb2f72eb519c68da1d3fd22f3149d7189456db26e8061802df88d3b4acd071b91a5cf984d5358b323c8038a044e6a003375f5a7431496727c62e09b6476e6af6a631aa8b8afe620f66ebecd8bc8b6e276b8ba819c3eb1860284272bc123bbfb87de6ae25c56507367efa9c07ff3d4af6afba2dbc139981088d7fa281cc67a47b7282a0cbf898edef92264184d9a9c244b733", 0xc8}, {&(0x7f00000005c0)="b388fefbef9a2bf299ef8b00110a57d38dc70995b8402a506e297b4d03410ee0ec16a069792f66708be8d5dc03882cc7a684a35f11ae8f0ddbadd256717f6eb2b920e0e661d83285c61ec4", 0x4b}], 0x3) (async, rerun: 32) r3 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000200), 0x2, 0x0) write$binfmt_script(r3, &(0x7f0000000640)={'#! ', './file0', [{}], 0xa, "9e36b4bb7d154b88d6d0c40c6a655a4f9b2d8649a8ee8378ea20d73cb179976e379651547b72b914584ee6e7c74799f238ab3d23e33804f3d123766083c2e8cda057821bbb3365d52b80470bd50603a4e280f7af7dc2677764372a79be3a3af7cd9b4f06083f40e00f504e76205fd2361e38c72fd51c88fb4139c1d688e6ef99bd3666805896ece20317705b4db6170e95a204e7de8be464e9e0724a0bc3b68156e15bb96a4c105091220a47349833c95415d0eb32c0ca101a7d6e43f9d722eb0864547eca54469c06aec4a0351600e547fab6e7c829896b90b977"}, 0xe7) (async) r4 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r4, 0x84, 0x6, &(0x7f0000000280)={r5, @in6={{0xa, 0x4e22, 0x588, @loopback, 0x82}}}, &(0x7f0000000000)=0x84) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@assoc_value={r5, 0xfff}, 0x8) 00:09:12 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 552.791821][ T2478] block nbd3: shutting down sockets [ 552.800399][ T2476] block nbd1: shutting down sockets [ 552.801541][T30641] block nbd0: Receive control failed (result -32) [ 552.804290][ T2415] block nbd0: shutting down sockets 00:09:12 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x5421) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:12 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:12 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x40101286) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:12 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000040)={0x0, 0x81, 0x4, 0x6, 0xfffffffe, 0x1}, &(0x7f00000000c0)=0x14) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000100)={r1, @in={{0x2, 0x4e24, @multicast1}}, 0x1, 0x34c0, 0xee, 0x26, 0x12, 0x3, 0x5}, &(0x7f0000000200)=0x9c) r2 = socket$inet(0x2, 0x2, 0x1000) setsockopt$IP_VS_SO_SET_ADD(r2, 0x0, 0x482, &(0x7f0000000000)={0x87, @rand_addr=0x64010101, 0x4e21, 0x4, 'rr\x00', 0x6, 0x3, 0x41}, 0x2c) socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={0x0, 0x0, 0x8000}, 0xc) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000280)=@assoc_value, &(0x7f00000002c0)=0x8) 00:09:12 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) [ 552.932041][ T2490] block nbd1: shutting down sockets 00:09:12 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) (async, rerun: 64) getsockopt$inet_sctp6_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000040)={0x0, 0x81, 0x4, 0x6, 0xfffffffe, 0x1}, &(0x7f00000000c0)=0x14) (rerun: 64) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000100)={r1, @in={{0x2, 0x4e24, @multicast1}}, 0x1, 0x34c0, 0xee, 0x26, 0x12, 0x3, 0x5}, &(0x7f0000000200)=0x9c) (async) r2 = socket$inet(0x2, 0x2, 0x1000) setsockopt$IP_VS_SO_SET_ADD(r2, 0x0, 0x482, &(0x7f0000000000)={0x87, @rand_addr=0x64010101, 0x4e21, 0x4, 'rr\x00', 0x6, 0x3, 0x41}, 0x2c) socket$inet_sctp(0x2, 0x5, 0x84) (async) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={0x0, 0x0, 0x8000}, 0xc) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000280)=@assoc_value, &(0x7f00000002c0)=0x8) [ 552.970702][ T2496] block nbd3: shutting down sockets 00:09:12 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x40101287) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:12 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x5450) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:13 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000040)={0x0, 0x81, 0x4, 0x6, 0xfffffffe, 0x1}, &(0x7f00000000c0)=0x14) (async) getsockopt$inet_sctp6_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000040)={0x0, 0x81, 0x4, 0x6, 0xfffffffe, 0x1}, &(0x7f00000000c0)=0x14) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000100)={r1, @in={{0x2, 0x4e24, @multicast1}}, 0x1, 0x34c0, 0xee, 0x26, 0x12, 0x3, 0x5}, &(0x7f0000000200)=0x9c) r2 = socket$inet(0x2, 0x2, 0x1000) setsockopt$IP_VS_SO_SET_ADD(r2, 0x0, 0x482, &(0x7f0000000000)={0x87, @rand_addr=0x64010101, 0x4e21, 0x4, 'rr\x00', 0x6, 0x3, 0x41}, 0x2c) (async) setsockopt$IP_VS_SO_SET_ADD(r2, 0x0, 0x482, &(0x7f0000000000)={0x87, @rand_addr=0x64010101, 0x4e21, 0x4, 'rr\x00', 0x6, 0x3, 0x41}, 0x2c) socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={0x0, 0x0, 0x8000}, 0xc) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, &(0x7f0000000280)=@assoc_value, &(0x7f00000002c0)=0x8) [ 553.085165][ T2505] block nbd1: shutting down sockets [ 553.091506][ T2504] block nbd3: shutting down sockets 00:09:13 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x5451) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:13 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x40101288) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:13 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f0000000080)={r2, 0x8000}, 0x3) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000000)={0x8001, 0x4, 0x20c, 0x5, 0xfffffffc, 0x6e, 0x80000001, 0x9, r2}, &(0x7f0000000040)=0x20) r4 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f0000000440)="c83a7aa766f07c292cbdee0769b51283565f2220ec476457d7a7be2f34c2664d7311afbc0e6d1ee1824ce7e3f1a16651380e84dba89fd9b4bb4304fb1f42b7b4f4a84d1804d780ce23090c0ba0c428dab95ebcfa8a98adbaa28a1ccec55e4ad57cbf3b2d8308df69d4dae55ab96ce1db9a3260e2829a4546ee5d54c93536f153c575e5c0fefd0ce35ccfa6d6e24c74c0852061d430ef1fe85d0b711993d27db20ac811a131d22e13b04fa5e5b36628392b090ddb7affc8ba76909dc91461ef8e3b55ffce692779c0fb9901c7f308b036c471be673fb25a2f181f0e1ecd3604406ce8803c99376b9288bc3c5f0c5a36cf0bc38139d3b5193f88753693fe1207c44a53dcf2f7e2f849368cfce6b96e4808e26de35ff8b8d3078be084ddba102cd1e9c64d0b7fe953e4d1de333a6b13445bce33293abda7e06aa3367c505c9dd665b41d0422240ae58ee6e544a36d589b07d6da0defe7934db1b2761cef26ba65c61fc8274a98c22dd27138945791ddd5833eda60aed48388270deee49386a332af64dafda60a59dd2ed3fb9c4867de1ff5b7ae1a36a7e842a82d998d89b12877e03b7d94f5753d379515fcfb68131d54ebee9a3f63a89eaa3d249253e00fb380bb6ef944c8bf26ec14a0a37190f34531442ac4faeb358624d3dc96bac563289e93d25182f33ed3d61ba4b64c91fb553d92a92296f3520f7f0dc90cdbe8df36fbfdd9dc01147143f772a0ae4bdb932742ec54c755dc1dc4d2cc3f0b6beba6a07823937c01c23258f30ad5cc93fcc3f2136c9cf29ed8b9002a4369269a4e3680686342fec45e27086120695e9733fd6f4864a0a94c4286267f516d9fe81f390cbe6342508274df63bc796fa07e85a4393dbb2542e91491fd1905793067c919f72b4894ee966e1cf3650b74f4d2d535edf46abde9b6a645e40e9871d7f6bb8a1e92139e05c71f0d27b765b139a42e4ed902303ff7771e8d22f8d92032cbc1c75df3d0ab2ac7c26c87087e170aec0c4df08e1aedcedcc662046ddb72f56ca7c7e498f7ba1085f9e8416a81a3836d9d12d7e924b43426b2e25dbc342716cfe0637808485bbac3c8c68022305c6ef28e4f086f2607e7b87b143afd6d023e77603d82b57e415495bf039785ce6540d25ff456d73d9452e341748c880b29e3eb6032c8337f541c2f370f2493b2ffa585a7a96d4f7327c33798134048ea969ff29646043393b87c9c43257f70b5de6985a18e8215a0d125b07b2cb36a485af37e3896d00b2782734d69fde4e1ebe3ad6ad3dc5d53f97cbe295416fc5d0842f1452e720b52a888c10bdab12b72f57eb67a6414262669eeacf4afb25ad969dbce29cbe8b49f22f866410fe0bbf56911b4895c9e9de131aa0bd99c46f4af166dfb9d73b07fa0f3f5eb75e6203f3240d60e3dd485e6da4fa6d4462ce12aea971a310c1ec589b724a148299bf019f3d131237fe3feb864f6e29b1d6c6670bd47c2af4f0141cfc4dd204baf77a2014f9e1173cf6ba56fc7e0423c3fcb46286b61641f05358793eaa98f174622154ba82cc17674e6b6705adca2eb0f81468f315dbfdb8d65dda46b295029d8a9dc0bb2e998e17b85bd88f0885b0e59ba08f84bafc049552c4106a5a81cd2e8e3d41fbd3f14edf0412ba93da71a204b066a28284b127efba15344c196f8411c505d771dc667da25429dbb70f352d4049201307ce09466d6b471d28968ba7020d4126ed4480a5954cd042570c565e17bd20dfac06f99797da354c9e576204179f58fab00230b3fd1d260a5ea5dddab91bbca2ed8a418cdcac8f318fa78556ef4545498909cd1bf5f5bf8c8b9f61b1867b6bee8f31403fce44741f1880f21aa5e8af36fefd551afbc9cf2d0eab1acfc12127c0fdcc1937e1a964f3e6681f1c835280db1a90ee4d2bc180c71b79eddb5ca297fd180cf439156d85ebeb8b69665b3d60269bf8ecbb269dd6e4ccb721008a5ece4d979b4271042b908730732dcf1cd5c518dc6b1ef93a9498318433afb00145c6f5c2be623ff4e230a5e2992c349575b2bfddb27f09725a50fa3b8e95a30d93090a562b36659706b46d14e2970ef172a1171e55a491a07643686735b8e6bec4d877db62e3c8992ea9e104cf238b24b79b7efe6a41c044c5a01a8c3623449968ff2ecb44214506e44deb34e721fe88642e73d24565b9232deee1981e824491da6af2e026b6afa8a471097eab25d5c284772b45204c98d5983e42223331bfa47a47ea3855dd1ee226d1c92c4df9c22e33251af50b3cfd052a07d2a8e0d5638f41653f748c33ff1f082a1c49559e70651ba4373a2b1f2c2745590c3b59b51b4d11a47bfb0813e1bb3abac322aebbebf8047ee33788a28f67be728d0534a6e1cbc1484bcee2bd1f5c931dc6dc2d352412229a81889ec5c97e50493643bcb7dd3cb9eea5d5a9b037efd024a7bcc081232d9b63b428efa94e2df2ef43659aa37c9a920225d21a6a49f46496adc2f8f2d764ec06c44bdcb1c2ccbbe93dcb7661383b9b5a2df3af82218a6a09ec23ebca35199f3070fb31b1c3a920bff4fa6a046247b8772631db8bc3146a4b178823c59451d301583760cc5bec88f6c805c5093d92f36423223ec7d4730ad4dca98437595efd6507fc7909ca2c1831206f0a18a2eddae612a5368819a9946b878a2e37b4b8c49afe3931a829f4de84a5bbab0724ebd10a33688a6aed709b54618d3d645af3ec58936950130fab8a67c96e4d6e8d0d1fc57caf40b09438dcb268f524412a344c9c52ecad3fd8e0ed5a2940c9f881c6aa2fb28e7cc7db36f44c34c1bd23130a9cd07a9eb264d6c5b6b4f15eddc11b81fbd90b4f6b60bd79ce8a1fb69369b0526faade90f11394de8c961ae172a9042d3bd1c972be0ca6b4fd51dbd6e7ab06adee4b27d072b9047bdb64356ab99ec7d81299869c21a758ca5d8dd4e7816905e4e8cf958be67d2c3967d2a24d311a74592a5aeccb2b39558a9679fb9739502de52e62628d73ff0caa13156102ccd8d0b24e1c304c1dce00ae7a0366079108a1071c4eb8580affbb478875f3a60c72c98f23b77b14ffd150de65d80350d180d9a9630c4f53a5134075aeed86a4ceed18c54bd690f9466f05367d439407681f8cb0323aba87ec4dc5be40bf5b49ca97c07ba97c00ef20ac4ee10af9937edf4a6dad7ad169ddada8ff208000879e76c86034af18cb82a29410117089e7901ab9b91000df1083f1fac87bfc4b9f445d7535719abb69c14e006027ec5372482696cb36b7cd5a5848878b070e3395888ec4e7b08c8420c190aa98e4a07310f5fbecbc633bd6b266457fd55ba990f37f9b0e0397f71ea1afe6306180d00595ab40188f505fee96b97cfdf61163d4357208618bc93f5c66021f957976a3ff494cccf1e26fe2cf17720dd167316e6efdd01c0340598e428093e3de041582900e277ba0c4ac907bfeebe15bcde9d53dedd85a1f13cd1d863e7e1b89964b5a7b871aec183c063a43c30a03009b2d77adb2ae200afd679654dfe11ff5e75a29d83989717f40950697b532874a911d75a0a54e8604264ea7ae39e4488b198a74f18db4f2d1cc5c8d42722ba5b24f9a8949f8250ea7c6d8d58d8e51348633a52e5530c39587b9721ded9816f116f14d8205a44c30a86d65666a5bd72023be8f4332f552aba1cf84810712d33677705fa991d1eeb7177eb84c37262dc702e993e5c95786e94b506342d5bf92b37b1efe26faf718545435bb32296154c623a2f3633fab2d2d0f1f7a14673ce8cb241154dae96a02db94ca04f9696b391956abb4bf33568f4911f8392913ce770100076be824ed4f31eff9eef77d472a1546d65453c0c5172887f4423f7003a27d2833a960bb8e43e3bcca8a226a9fe0c813bf0520eda543a6d11209b65ebcead0cb3d7fd01d8e460c4b0e645c81aca513e82906f5790186cf5fad894af701ef0788f0c8780ba65ca20ba718332e3bc89aaaf8ccee1d4150349b57f91380056aaefa447454899f0b6b65f352fe1edcb8c34ff7fc47258483869e55d846c047f9801f444e8fdac17c2b1bd67e9d5c89c5774688f0d98131eca870277f975cbb18289f7ed5df850db4fc1ebceb1ebc96fda323a30b5199331daf1f8afd889c81b9dc412aa12708b839e204bfac0e3528cd836408c1c7ebdf65ff97f7f5ebbbdfb0b8eeb25555b2b2e18d4cb9ef57cab3a4b77290d7718dd02d57b14059dd9e26c4281b583a289942cd88b441339e95822347e69ed7a8b9f85b45d62cbd5939ec9dc23f452d741ebdc146f72a904c46e290b8e4d0b00fde44f9e6d0f7aee04b7d9df0e1c1fe34d3515b95d32cbb0f79751d789dd45b43ff168274ee11d15bf6283ec935c8606a90bb716b3202fe5de371156086446e4c9e13108aabfb09eaa3515403646d6dacfc740a87acdd0d7670b4907499a9c9400d8fc45de77863b11f782f87c6e1023ad1a630846f58fcfd15bdefae5c44ad3b1048933cb590cad8b6d3981494713510f5d563c60c74e167d463a1dd8ac07de42c5b63dbb18940a321186f3503b3a26399da967d6e50342d01e9a6b3a282a81ead399c3cdda00cb5076d772fd660b7c2789624719d7c72734ee2fce7cb0ebb79d3c66fdc983e55aacb7e4d47593b69b112ccd3e00feb1626c47305f46de40460da9df6d33f3043b41abdf390c050c8e4fd2d76e9e0cfff1c277582d4c74625cf09fa89d39a255c2b131be245ac474506c2430a4f4f78344bebe6f042884ae94e1fd462427d3bb95d0ace51d0adf6148bdad42f6b9910478b9758754c2c7b52e6ae73336a353627f4886fcc29756211c4e66a31dff50fab81ecd802da7093df2f7c21eadbec686c8d02705ce9e2d0a936da2ba3f920088ee9a56fa6d81c90c85a95795c021bd4bbb1bfcde3c121d94048b5a8768fb220169d3cf69fa5cdf49d239586831694ede780e82a02463278522d2c6235aaf9c8cec94c05109ad2d1b25105964533fc9af51f0508bf3e127c35b4220db8649c343c8ad38901a1501b03559078bc7bd805c6d1f6752be4b6c349b713cc1b339d1e881e77bf756631a7d256c51a75382a3aad9d42eb9dae3d016ecf01c7833e14cdb3e1bd4653d8d483effeff2d88d06bfcd17e2889a93f97a5bf080bd11b597d1d87f03f9b8746b16e05f2c0c4baf063380092f93549570e2aa036480a091686e035916995e859fdc0a610db78df1ff1d65ba1ba2ba148a2e10e6feafd8d1cdeeab64ffe17e0d32e512d3759faa65ff429f3324b09731b457a4db4cea00108ef195b3c6640428d6aeb195dd889f66df815d126156c7e5696c02f6ed9d61ae26f91dafd3ed7d86e8adfb37275cf9eeb3bc4a1759ce419a50c07e2b826695c41b8edf2d972a6e64a0e9060620f95e969fddce75d9332ce0564f28ead2026f62adc1c32d8bbad38ce775ee1f6f0aff8f8e399d39f8beeef4bc6f97a4afce99c12b4acbdec703fd368ace87b428561a41b7c7a787f6ffa8dbd144e44f2cbd30d88bb821395e12e7e07239c0699a5f2b45a89b0c192be333c47978a42f31047ae9bc0524438088c0a109d33f9aa30c1ed933bd31b58bd5beb849142d76853d5c81e9836224788ba7e29839c3f1e445d300a588837b11e5ff88ed942dcf80b79563f703bb59a8ab045af869860ec38020a363f071dd3ac2269c7ff8cb00fc80a69fb6d93a7ce0e2846fefa65ffab80b4a2075acc1edd7d9bb1bb3f24168d9e19c8bef3caae46e533bc2645c4628821827b7826749fa297666808135ee9260a86159b8a046a245432d88bf9f2261433a33d9b0", 0x1000) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) bind$inet(r1, &(0x7f0000001440)={0x2, 0x4e21, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000280)={{{@in=@private, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@private1}, 0x0, @in6=@empty}}, &(0x7f0000000200)=0xe8) r7 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000400)=0x0) r9 = getpid() sched_setscheduler(r9, 0x1, &(0x7f0000001700)=0x4) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000001980)={0x9, 0x6, {0xffffffffffffffff}, {r6}, 0x3, 0xffffffffffffffff}) r11 = syz_clone(0x80000000, &(0x7f00000019c0)="0b0ca4e92f5e869ae4de6ec3cee2e24d958ef2410215040cad", 0x19, &(0x7f0000001a00), &(0x7f0000001a40), &(0x7f0000001a80)="f02fd4674f4cfa51ff9d0cb5d9fcfdcad478b530") pwritev(r0, &(0x7f0000001540)=[{&(0x7f0000001480)="dd6305", 0x3}, {&(0x7f00000014c0)="c0861abedd82793d57b785ee59e82641a0b0d1324da6d531a65b136417911df395223996def69d1181d958fd8d66def9723a62a37220bf2fb71b4000260ffc4c89f0124b0188141d695dcb6241b69a44ad121ea0", 0x54}], 0x2, 0x9, 0xac45) r12 = openat$pidfd(0xffffffffffffff9c, &(0x7f0000001c40), 0x40000, 0x0) r13 = syz_clone3(&(0x7f0000001ec0)={0x2000, &(0x7f0000001c80), &(0x7f0000001cc0), &(0x7f0000001d00), {0x32}, &(0x7f0000001d40)=""/60, 0x3c, &(0x7f0000001d80)=""/226, &(0x7f0000001e80)=[0xffffffffffffffff, 0x0], 0x2}, 0x58) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000001f40)={0x0, 0x0, 0x0}, &(0x7f0000001f80)=0xc) sendmsg$netlink(r7, &(0x7f0000002000)={&(0x7f0000000380)=@proc={0x10, 0x0, 0x25dfdbfc, 0x4}, 0xc, &(0x7f0000001c00)=[{&(0x7f00000003c0)={0x10, 0x2e, 0x400, 0x70bd2c, 0x25dfdbfe}, 0x10}, {&(0x7f0000002040)={0x1550, 0x27, 0x20, 0x70bd2d, 0x25dfdbfe, "", [@generic="fad77c2caf79262333d9aa96492aa7fb8b44cc5d79442fbf31fa9ddaeb54f6aa22b27e7a4cf8f81778ebc82f6eae07fa257fb0a43ef8051644179ef391a40fa85a128ef14792608224", @typed={0x8, 0x121, 0x0, 0x0, @uid=r6}, @nested={0x1113, 0xb0, 0x0, 0x1, [@typed={0x8, 0x10f, 0x0, 0x0, @fd=r0}, @typed={0x8, 0x56, 0x0, 0x0, @pid=r8}, @generic="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@generic="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"]}, @nested={0x22a, 0x13f, 0x0, 0x1, [@typed={0xc, 0x73, 0x0, 0x0, @u64=0x6}, @generic="8e80f3d4c3949b030c2a7b5c00d89470593d46bc661f38c60d9346d9ba034321ef65c141a35cea71c75949767022ea938b85680d25f65c7614df8f3d94f4eb96ad5a96006f0b8cc7edde1a74dc9be0a828b7294a37865bf660d80c46931ee313c5e805587f0f090b7ba2bfbde32926af76293aedd7e1d6e856c26eb10db0c2f4bfcc65b804068c415e2b516902a7006cf660d3de169ea174f326da37fc0f140cc3abad", @typed={0x8, 0x74, 0x0, 0x0, @fd=r1}, @generic="b08be18f62989af6c6c9eb0b8acc90da2eb0913d4e8e9eee2875179d370a57647bfc1adbd39cb2907aef3e37163e77821092928e19add1300a5ab14dcd06987c2b22637a231e3e20fab765e1ab9dbccb8b1b29bad306488158e5a3a4da6af3273490bf8c65121f6c4d850eebd93a3b448b12ce1a0d324c0aae5f6176e1ae76ae4f16c168f7d93b1b22e627c297959681ae7192a447f8fb98d4b6307bfac93e7dbd69c2626ee9b22a606d82f07b0fc663b05e1e3688e2585726aa33e33ce9f1a87d5ae1a834c7e2e490f70ed7870e9cf69d7cdea840a2db3742", @generic="2a0cda836685d8ca83ef0ceb57bbd9e8d6f2d448f32d547e6b0ccb1eedc13dbc30fd5eff5a64c0d10402e6bb7141993d21e869374ce469fcf29034ec4aba3ffff577c7b4532c1779e864f462fab9c4b00ce21452b96a07542d8428e7de06973f0ad13d93386f41586026d6a5ff282fe5907d02002acdefd3f6d5deefbfe709da8a9994ded25f3a36ce40b278e5380340ca08d78aad80"]}, @generic="22482d7d4b030c32ed2160ec0848d37f8fe4ace253601ec823b4abf5ca605335d22c6564451a569a9c908536569ae4cc88a713ac8ac070284e2343216996ff04e04b6fe0fecca267aba8c0fa7093a0e8a242251c625b810863aa33cc078ab262a62efb322830f07631a7495e5a3c6336234fbd5dd980c9943dbe6ec1479ab9abc8ade22eff2abef1641043e69b791510f425df46dc1a45b42a1fa5eacc771b7c76e5ad04f96db25b6d", @nested={0xff, 0x5b, 0x0, 0x1, [@generic="674b5364f23f5f8aed947f7303320d782f3e530661c5fe2b", @typed={0x8, 0x1d, 0x0, 0x0, @u32=0x2}, @typed={0x14, 0x58, 0x0, 0x0, @ipv6=@loopback}, @typed={0xc, 0x68, 0x0, 0x0, @u64=0x81}, @typed={0x8, 0xf8, 0x0, 0x0, @pid=r9}, @typed={0x86, 0xd6, 0x0, 0x0, @binary="def0d51617a16c646a7d5bcd8caffcf3a7dfbaba3d4e36bd8e8f5094ddc8fe3ae5fd51a4c8fdbb2d0b4dd853b85ac50873a2b2fa524bc34043a32b78d4e0b12b25afc541c4fc71b6a2ad84ee0454b2a6278456093617dac0b79f2fef96fe74a41f4d37be50af80d64c9b229017083bf44a93430fe91c634f7309f4ca6ea71c3fd9b3"}, @generic="1c13906388f10b2c850154a43b41f38606ae9032f682dd48579e84a194ee0737cd58ee8e2cd865a7fb7e23", @generic]}, @nested={0x4, 0x1f}]}, 0x1550}, {&(0x7f0000001ac0)={0x138, 0x39, 0x400, 0x70bd28, 0x25dfdbff, "", [@generic="e8503aa5c04543", @generic="6f604c06bde2b49be3253e52f576d8618c4f1a99f92f2cc12c6b57a06f278ad48bdedd3c5f2d054b3faf13bdd191307528211dee36ec0ee85342ddfeb1f5855bc90aa2679bc52145e3", @typed={0x8, 0x84, 0x0, 0x0, @fd=r0}, @typed={0x8, 0x147, 0x0, 0x0, @pid=r10}, @typed={0x8, 0xd6, 0x0, 0x0, @pid=r11}, @typed={0x4, 0x102}, @nested={0xc, 0x83, 0x0, 0x1, [@typed={0x8, 0x61, 0x0, 0x0, @fd=r0}]}, @generic="2a023aa8eb835e189c68ad6d6093baa8108b42020a3c6b904a34373da33ebcef660b6f6f5067264ff20cc50bf11419f04fbb9733ceabd387cfdde83fde1abd1e0869a7b533c1acbd1146ccb60a503e3abbb6a49a0942802cf5ce3536d89d5b5ab19fc5a0fcc7a49446c1211d2eb694b2697ca5a8e55151e38b62b4c6efb2a776bf6670eee85ffc0c7f7a078b7c3cde82f580c0188a0199734bc1b3306879ac35ff", @typed={0x8, 0x9f, 0x0, 0x0, @ipv4=@private=0xa010100}, @nested={0x4, 0xaf}]}, 0x138}], 0x3, &(0x7f0000001fc0)=[@rights={{0x20, 0x1, 0x1, [r4, r12, r0, r0]}}, @cred={{0x1c, 0x1, 0x2, {r13, r6, r14}}}], 0x40, 0x400d0}, 0x811) r15 = getgid() fchown(r0, r6, r15) r16 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f00000000c0)={r3, 0x5e, "8aca12e9fb10ed5d5758e0767f5b4511a0a354951256d82ed04ec77585a44b4fd3347ff06edfe9bd2a17de95eaca16d13231fc36c4f78c49f0548b6dcf247a0254dc85a40986c45e03b1dcab8bf7846c1452dcd8d4eb46074f2b5f7b0799"}, &(0x7f0000000140)=0x66) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r16, 0x84, 0x7c, &(0x7f0000000180)={r17, 0xff, 0x52d}, 0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r5, 0x0, 0x8000}, 0xc) 00:09:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x401070c9) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 553.231522][ T2515] block nbd1: shutting down sockets 00:09:13 executing program 4: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f0000000080)={r2, 0x8000}, 0x3) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000000)={0x8001, 0x4, 0x20c, 0x5, 0xfffffffc, 0x6e, 0x80000001, 0x9, r2}, &(0x7f0000000040)=0x20) (async) r4 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f0000000440)="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", 0x1000) (async) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) bind$inet(r1, &(0x7f0000001440)={0x2, 0x4e21, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10) (async, rerun: 32) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000280)={{{@in=@private, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@private1}, 0x0, @in6=@empty}}, &(0x7f0000000200)=0xe8) (rerun: 32) r7 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000400)=0x0) r9 = getpid() sched_setscheduler(r9, 0x1, &(0x7f0000001700)=0x4) (async) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000001980)={0x9, 0x6, {0xffffffffffffffff}, {r6}, 0x3, 0xffffffffffffffff}) r11 = syz_clone(0x80000000, &(0x7f00000019c0)="0b0ca4e92f5e869ae4de6ec3cee2e24d958ef2410215040cad", 0x19, &(0x7f0000001a00), &(0x7f0000001a40), &(0x7f0000001a80)="f02fd4674f4cfa51ff9d0cb5d9fcfdcad478b530") (async) pwritev(r0, &(0x7f0000001540)=[{&(0x7f0000001480)="dd6305", 0x3}, {&(0x7f00000014c0)="c0861abedd82793d57b785ee59e82641a0b0d1324da6d531a65b136417911df395223996def69d1181d958fd8d66def9723a62a37220bf2fb71b4000260ffc4c89f0124b0188141d695dcb6241b69a44ad121ea0", 0x54}], 0x2, 0x9, 0xac45) r12 = openat$pidfd(0xffffffffffffff9c, &(0x7f0000001c40), 0x40000, 0x0) (async) r13 = syz_clone3(&(0x7f0000001ec0)={0x2000, &(0x7f0000001c80), &(0x7f0000001cc0), &(0x7f0000001d00), {0x32}, &(0x7f0000001d40)=""/60, 0x3c, &(0x7f0000001d80)=""/226, &(0x7f0000001e80)=[0xffffffffffffffff, 0x0], 0x2}, 0x58) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000001f40)={0x0, 0x0, 0x0}, &(0x7f0000001f80)=0xc) sendmsg$netlink(r7, &(0x7f0000002000)={&(0x7f0000000380)=@proc={0x10, 0x0, 0x25dfdbfc, 0x4}, 0xc, &(0x7f0000001c00)=[{&(0x7f00000003c0)={0x10, 0x2e, 0x400, 0x70bd2c, 0x25dfdbfe}, 0x10}, {&(0x7f0000002040)={0x1550, 0x27, 0x20, 0x70bd2d, 0x25dfdbfe, "", [@generic="fad77c2caf79262333d9aa96492aa7fb8b44cc5d79442fbf31fa9ddaeb54f6aa22b27e7a4cf8f81778ebc82f6eae07fa257fb0a43ef8051644179ef391a40fa85a128ef14792608224", @typed={0x8, 0x121, 0x0, 0x0, @uid=r6}, @nested={0x1113, 0xb0, 0x0, 0x1, [@typed={0x8, 0x10f, 0x0, 0x0, @fd=r0}, @typed={0x8, 0x56, 0x0, 0x0, @pid=r8}, @generic="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@generic="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"]}, @nested={0x22a, 0x13f, 0x0, 0x1, [@typed={0xc, 0x73, 0x0, 0x0, @u64=0x6}, @generic="8e80f3d4c3949b030c2a7b5c00d89470593d46bc661f38c60d9346d9ba034321ef65c141a35cea71c75949767022ea938b85680d25f65c7614df8f3d94f4eb96ad5a96006f0b8cc7edde1a74dc9be0a828b7294a37865bf660d80c46931ee313c5e805587f0f090b7ba2bfbde32926af76293aedd7e1d6e856c26eb10db0c2f4bfcc65b804068c415e2b516902a7006cf660d3de169ea174f326da37fc0f140cc3abad", @typed={0x8, 0x74, 0x0, 0x0, @fd=r1}, @generic="b08be18f62989af6c6c9eb0b8acc90da2eb0913d4e8e9eee2875179d370a57647bfc1adbd39cb2907aef3e37163e77821092928e19add1300a5ab14dcd06987c2b22637a231e3e20fab765e1ab9dbccb8b1b29bad306488158e5a3a4da6af3273490bf8c65121f6c4d850eebd93a3b448b12ce1a0d324c0aae5f6176e1ae76ae4f16c168f7d93b1b22e627c297959681ae7192a447f8fb98d4b6307bfac93e7dbd69c2626ee9b22a606d82f07b0fc663b05e1e3688e2585726aa33e33ce9f1a87d5ae1a834c7e2e490f70ed7870e9cf69d7cdea840a2db3742", @generic="2a0cda836685d8ca83ef0ceb57bbd9e8d6f2d448f32d547e6b0ccb1eedc13dbc30fd5eff5a64c0d10402e6bb7141993d21e869374ce469fcf29034ec4aba3ffff577c7b4532c1779e864f462fab9c4b00ce21452b96a07542d8428e7de06973f0ad13d93386f41586026d6a5ff282fe5907d02002acdefd3f6d5deefbfe709da8a9994ded25f3a36ce40b278e5380340ca08d78aad80"]}, @generic="22482d7d4b030c32ed2160ec0848d37f8fe4ace253601ec823b4abf5ca605335d22c6564451a569a9c908536569ae4cc88a713ac8ac070284e2343216996ff04e04b6fe0fecca267aba8c0fa7093a0e8a242251c625b810863aa33cc078ab262a62efb322830f07631a7495e5a3c6336234fbd5dd980c9943dbe6ec1479ab9abc8ade22eff2abef1641043e69b791510f425df46dc1a45b42a1fa5eacc771b7c76e5ad04f96db25b6d", @nested={0xff, 0x5b, 0x0, 0x1, [@generic="674b5364f23f5f8aed947f7303320d782f3e530661c5fe2b", @typed={0x8, 0x1d, 0x0, 0x0, @u32=0x2}, @typed={0x14, 0x58, 0x0, 0x0, @ipv6=@loopback}, @typed={0xc, 0x68, 0x0, 0x0, @u64=0x81}, @typed={0x8, 0xf8, 0x0, 0x0, @pid=r9}, @typed={0x86, 0xd6, 0x0, 0x0, @binary="def0d51617a16c646a7d5bcd8caffcf3a7dfbaba3d4e36bd8e8f5094ddc8fe3ae5fd51a4c8fdbb2d0b4dd853b85ac50873a2b2fa524bc34043a32b78d4e0b12b25afc541c4fc71b6a2ad84ee0454b2a6278456093617dac0b79f2fef96fe74a41f4d37be50af80d64c9b229017083bf44a93430fe91c634f7309f4ca6ea71c3fd9b3"}, @generic="1c13906388f10b2c850154a43b41f38606ae9032f682dd48579e84a194ee0737cd58ee8e2cd865a7fb7e23", @generic]}, @nested={0x4, 0x1f}]}, 0x1550}, {&(0x7f0000001ac0)={0x138, 0x39, 0x400, 0x70bd28, 0x25dfdbff, "", [@generic="e8503aa5c04543", @generic="6f604c06bde2b49be3253e52f576d8618c4f1a99f92f2cc12c6b57a06f278ad48bdedd3c5f2d054b3faf13bdd191307528211dee36ec0ee85342ddfeb1f5855bc90aa2679bc52145e3", @typed={0x8, 0x84, 0x0, 0x0, @fd=r0}, @typed={0x8, 0x147, 0x0, 0x0, @pid=r10}, @typed={0x8, 0xd6, 0x0, 0x0, @pid=r11}, @typed={0x4, 0x102}, @nested={0xc, 0x83, 0x0, 0x1, [@typed={0x8, 0x61, 0x0, 0x0, @fd=r0}]}, @generic="2a023aa8eb835e189c68ad6d6093baa8108b42020a3c6b904a34373da33ebcef660b6f6f5067264ff20cc50bf11419f04fbb9733ceabd387cfdde83fde1abd1e0869a7b533c1acbd1146ccb60a503e3abbb6a49a0942802cf5ce3536d89d5b5ab19fc5a0fcc7a49446c1211d2eb694b2697ca5a8e55151e38b62b4c6efb2a776bf6670eee85ffc0c7f7a078b7c3cde82f580c0188a0199734bc1b3306879ac35ff", @typed={0x8, 0x9f, 0x0, 0x0, @ipv4=@private=0xa010100}, @nested={0x4, 0xaf}]}, 0x138}], 0x3, &(0x7f0000001fc0)=[@rights={{0x20, 0x1, 0x1, [r4, r12, r0, r0]}}, @cred={{0x1c, 0x1, 0x2, {r13, r6, r14}}}], 0x40, 0x400d0}, 0x811) r15 = getgid() fchown(r0, r6, r15) (async) r16 = socket$inet6_sctp(0xa, 0x5, 0x84) (async) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f00000000c0)={r3, 0x5e, "8aca12e9fb10ed5d5758e0767f5b4511a0a354951256d82ed04ec77585a44b4fd3347ff06edfe9bd2a17de95eaca16d13231fc36c4f78c49f0548b6dcf247a0254dc85a40986c45e03b1dcab8bf7846c1452dcd8d4eb46074f2b5f7b0799"}, &(0x7f0000000140)=0x66) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r16, 0x84, 0x7c, &(0x7f0000000180)={r17, 0xff, 0x52d}, 0x8) (async) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r5, 0x0, 0x8000}, 0xc) [ 553.271427][ T2514] block nbd3: shutting down sockets 00:09:13 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x5452) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:13 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 553.324013][ T2520] block nbd1: shutting down sockets 00:09:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x401070ca) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:13 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 553.422499][ T2525] block nbd3: shutting down sockets 00:09:13 executing program 4: socket$inet_sctp(0x2, 0x5, 0x84) (async) r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r1, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER(0xffffffffffffffff, 0x84, 0x7b, &(0x7f0000000080)={r2, 0x8000}, 0x3) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000000)={0x8001, 0x4, 0x20c, 0x5, 0xfffffffc, 0x6e, 0x80000001, 0x9, r2}, &(0x7f0000000040)=0x20) socket$inet_sctp(0x2, 0x5, 0x84) (async) r4 = socket$inet_sctp(0x2, 0x5, 0x84) setsockopt$inet_opts(r0, 0x0, 0x4, &(0x7f0000000440)="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", 0x1000) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0xc, &(0x7f0000000240)=@assoc_value={0x0}, &(0x7f00000001c0)=0x8) bind$inet(r1, &(0x7f0000001440)={0x2, 0x4e21, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f0000000280)={{{@in=@private, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@private1}, 0x0, @in6=@empty}}, &(0x7f0000000200)=0xe8) r7 = socket$nl_generic(0x10, 0x3, 0x10) ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000400)=0x0) getpid() (async) r9 = getpid() sched_setscheduler(r9, 0x1, &(0x7f0000001700)=0x4) ioctl$DRM_IOCTL_GET_CLIENT(0xffffffffffffffff, 0xc0286405, &(0x7f0000001980)={0x9, 0x6, {0xffffffffffffffff}, {r6}, 0x3, 0xffffffffffffffff}) r11 = syz_clone(0x80000000, &(0x7f00000019c0)="0b0ca4e92f5e869ae4de6ec3cee2e24d958ef2410215040cad", 0x19, &(0x7f0000001a00), &(0x7f0000001a40), &(0x7f0000001a80)="f02fd4674f4cfa51ff9d0cb5d9fcfdcad478b530") pwritev(r0, &(0x7f0000001540)=[{&(0x7f0000001480)="dd6305", 0x3}, {&(0x7f00000014c0)="c0861abedd82793d57b785ee59e82641a0b0d1324da6d531a65b136417911df395223996def69d1181d958fd8d66def9723a62a37220bf2fb71b4000260ffc4c89f0124b0188141d695dcb6241b69a44ad121ea0", 0x54}], 0x2, 0x9, 0xac45) r12 = openat$pidfd(0xffffffffffffff9c, &(0x7f0000001c40), 0x40000, 0x0) syz_clone3(&(0x7f0000001ec0)={0x2000, &(0x7f0000001c80), &(0x7f0000001cc0), &(0x7f0000001d00), {0x32}, &(0x7f0000001d40)=""/60, 0x3c, &(0x7f0000001d80)=""/226, &(0x7f0000001e80)=[0xffffffffffffffff, 0x0], 0x2}, 0x58) (async) r13 = syz_clone3(&(0x7f0000001ec0)={0x2000, &(0x7f0000001c80), &(0x7f0000001cc0), &(0x7f0000001d00), {0x32}, &(0x7f0000001d40)=""/60, 0x3c, &(0x7f0000001d80)=""/226, &(0x7f0000001e80)=[0xffffffffffffffff, 0x0], 0x2}, 0x58) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000001f40)={0x0, 0x0, 0x0}, &(0x7f0000001f80)=0xc) sendmsg$netlink(r7, &(0x7f0000002000)={&(0x7f0000000380)=@proc={0x10, 0x0, 0x25dfdbfc, 0x4}, 0xc, &(0x7f0000001c00)=[{&(0x7f00000003c0)={0x10, 0x2e, 0x400, 0x70bd2c, 0x25dfdbfe}, 0x10}, {&(0x7f0000002040)={0x1550, 0x27, 0x20, 0x70bd2d, 0x25dfdbfe, "", [@generic="fad77c2caf79262333d9aa96492aa7fb8b44cc5d79442fbf31fa9ddaeb54f6aa22b27e7a4cf8f81778ebc82f6eae07fa257fb0a43ef8051644179ef391a40fa85a128ef14792608224", @typed={0x8, 0x121, 0x0, 0x0, @uid=r6}, @nested={0x1113, 0xb0, 0x0, 0x1, [@typed={0x8, 0x10f, 0x0, 0x0, @fd=r0}, @typed={0x8, 0x56, 0x0, 0x0, @pid=r8}, @generic="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@generic="fc9337112c885bb7141b8f6769be03dfca99cea0333d0db1ddfa758fce3d4dc58cd9c7c3e57c2c290227d6afd611c407c71f1e54e498296e51d62d9107240066d05e615ed3af1ebca6f5517e332a2a92658b9a5da7227e5ff9966b589ea3e9b0ba6df2751ef631548ce08b45329421ddac31f9854f3263a0a6aa0adcae1c5a756a5bb6245aed8e3bd2e21a6293de3cbe8d632b6d5d996387cb083372bd54766490f5f0b7f679d182630a7c63a41c04303abae410173ed481fca05a92463f3617c924de97dfdbbae4f3a5bf3988d68c40587e6d4bb9c7894fcb7e73d6b12f0e188ce6e503394197993c978e96de0f492ab27ed25f96a5c3881755dc8eb2c724"]}, @nested={0x22a, 0x13f, 0x0, 0x1, [@typed={0xc, 0x73, 0x0, 0x0, @u64=0x6}, @generic="8e80f3d4c3949b030c2a7b5c00d89470593d46bc661f38c60d9346d9ba034321ef65c141a35cea71c75949767022ea938b85680d25f65c7614df8f3d94f4eb96ad5a96006f0b8cc7edde1a74dc9be0a828b7294a37865bf660d80c46931ee313c5e805587f0f090b7ba2bfbde32926af76293aedd7e1d6e856c26eb10db0c2f4bfcc65b804068c415e2b516902a7006cf660d3de169ea174f326da37fc0f140cc3abad", @typed={0x8, 0x74, 0x0, 0x0, @fd=r1}, @generic="b08be18f62989af6c6c9eb0b8acc90da2eb0913d4e8e9eee2875179d370a57647bfc1adbd39cb2907aef3e37163e77821092928e19add1300a5ab14dcd06987c2b22637a231e3e20fab765e1ab9dbccb8b1b29bad306488158e5a3a4da6af3273490bf8c65121f6c4d850eebd93a3b448b12ce1a0d324c0aae5f6176e1ae76ae4f16c168f7d93b1b22e627c297959681ae7192a447f8fb98d4b6307bfac93e7dbd69c2626ee9b22a606d82f07b0fc663b05e1e3688e2585726aa33e33ce9f1a87d5ae1a834c7e2e490f70ed7870e9cf69d7cdea840a2db3742", @generic="2a0cda836685d8ca83ef0ceb57bbd9e8d6f2d448f32d547e6b0ccb1eedc13dbc30fd5eff5a64c0d10402e6bb7141993d21e869374ce469fcf29034ec4aba3ffff577c7b4532c1779e864f462fab9c4b00ce21452b96a07542d8428e7de06973f0ad13d93386f41586026d6a5ff282fe5907d02002acdefd3f6d5deefbfe709da8a9994ded25f3a36ce40b278e5380340ca08d78aad80"]}, @generic="22482d7d4b030c32ed2160ec0848d37f8fe4ace253601ec823b4abf5ca605335d22c6564451a569a9c908536569ae4cc88a713ac8ac070284e2343216996ff04e04b6fe0fecca267aba8c0fa7093a0e8a242251c625b810863aa33cc078ab262a62efb322830f07631a7495e5a3c6336234fbd5dd980c9943dbe6ec1479ab9abc8ade22eff2abef1641043e69b791510f425df46dc1a45b42a1fa5eacc771b7c76e5ad04f96db25b6d", @nested={0xff, 0x5b, 0x0, 0x1, [@generic="674b5364f23f5f8aed947f7303320d782f3e530661c5fe2b", @typed={0x8, 0x1d, 0x0, 0x0, @u32=0x2}, @typed={0x14, 0x58, 0x0, 0x0, @ipv6=@loopback}, @typed={0xc, 0x68, 0x0, 0x0, @u64=0x81}, @typed={0x8, 0xf8, 0x0, 0x0, @pid=r9}, @typed={0x86, 0xd6, 0x0, 0x0, @binary="def0d51617a16c646a7d5bcd8caffcf3a7dfbaba3d4e36bd8e8f5094ddc8fe3ae5fd51a4c8fdbb2d0b4dd853b85ac50873a2b2fa524bc34043a32b78d4e0b12b25afc541c4fc71b6a2ad84ee0454b2a6278456093617dac0b79f2fef96fe74a41f4d37be50af80d64c9b229017083bf44a93430fe91c634f7309f4ca6ea71c3fd9b3"}, 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@generic="b08be18f62989af6c6c9eb0b8acc90da2eb0913d4e8e9eee2875179d370a57647bfc1adbd39cb2907aef3e37163e77821092928e19add1300a5ab14dcd06987c2b22637a231e3e20fab765e1ab9dbccb8b1b29bad306488158e5a3a4da6af3273490bf8c65121f6c4d850eebd93a3b448b12ce1a0d324c0aae5f6176e1ae76ae4f16c168f7d93b1b22e627c297959681ae7192a447f8fb98d4b6307bfac93e7dbd69c2626ee9b22a606d82f07b0fc663b05e1e3688e2585726aa33e33ce9f1a87d5ae1a834c7e2e490f70ed7870e9cf69d7cdea840a2db3742", @generic="2a0cda836685d8ca83ef0ceb57bbd9e8d6f2d448f32d547e6b0ccb1eedc13dbc30fd5eff5a64c0d10402e6bb7141993d21e869374ce469fcf29034ec4aba3ffff577c7b4532c1779e864f462fab9c4b00ce21452b96a07542d8428e7de06973f0ad13d93386f41586026d6a5ff282fe5907d02002acdefd3f6d5deefbfe709da8a9994ded25f3a36ce40b278e5380340ca08d78aad80"]}, @generic="22482d7d4b030c32ed2160ec0848d37f8fe4ace253601ec823b4abf5ca605335d22c6564451a569a9c908536569ae4cc88a713ac8ac070284e2343216996ff04e04b6fe0fecca267aba8c0fa7093a0e8a242251c625b810863aa33cc078ab262a62efb322830f07631a7495e5a3c6336234fbd5dd980c9943dbe6ec1479ab9abc8ade22eff2abef1641043e69b791510f425df46dc1a45b42a1fa5eacc771b7c76e5ad04f96db25b6d", @nested={0xff, 0x5b, 0x0, 0x1, [@generic="674b5364f23f5f8aed947f7303320d782f3e530661c5fe2b", @typed={0x8, 0x1d, 0x0, 0x0, @u32=0x2}, @typed={0x14, 0x58, 0x0, 0x0, @ipv6=@loopback}, @typed={0xc, 0x68, 0x0, 0x0, @u64=0x81}, @typed={0x8, 0xf8, 0x0, 0x0, @pid=r9}, @typed={0x86, 0xd6, 0x0, 0x0, @binary="def0d51617a16c646a7d5bcd8caffcf3a7dfbaba3d4e36bd8e8f5094ddc8fe3ae5fd51a4c8fdbb2d0b4dd853b85ac50873a2b2fa524bc34043a32b78d4e0b12b25afc541c4fc71b6a2ad84ee0454b2a6278456093617dac0b79f2fef96fe74a41f4d37be50af80d64c9b229017083bf44a93430fe91c634f7309f4ca6ea71c3fd9b3"}, @generic="1c13906388f10b2c850154a43b41f38606ae9032f682dd48579e84a194ee0737cd58ee8e2cd865a7fb7e23", @generic]}, @nested={0x4, 0x1f}]}, 0x1550}, {&(0x7f0000001ac0)={0x138, 0x39, 0x400, 0x70bd28, 0x25dfdbff, "", [@generic="e8503aa5c04543", @generic="6f604c06bde2b49be3253e52f576d8618c4f1a99f92f2cc12c6b57a06f278ad48bdedd3c5f2d054b3faf13bdd191307528211dee36ec0ee85342ddfeb1f5855bc90aa2679bc52145e3", @typed={0x8, 0x84, 0x0, 0x0, @fd=r0}, @typed={0x8, 0x147, 0x0, 0x0, @pid=r10}, @typed={0x8, 0xd6, 0x0, 0x0, @pid=r11}, @typed={0x4, 0x102}, @nested={0xc, 0x83, 0x0, 0x1, [@typed={0x8, 0x61, 0x0, 0x0, @fd=r0}]}, @generic="2a023aa8eb835e189c68ad6d6093baa8108b42020a3c6b904a34373da33ebcef660b6f6f5067264ff20cc50bf11419f04fbb9733ceabd387cfdde83fde1abd1e0869a7b533c1acbd1146ccb60a503e3abbb6a49a0942802cf5ce3536d89d5b5ab19fc5a0fcc7a49446c1211d2eb694b2697ca5a8e55151e38b62b4c6efb2a776bf6670eee85ffc0c7f7a078b7c3cde82f580c0188a0199734bc1b3306879ac35ff", @typed={0x8, 0x9f, 0x0, 0x0, @ipv4=@private=0xa010100}, @nested={0x4, 0xaf}]}, 0x138}], 0x3, &(0x7f0000001fc0)=[@rights={{0x20, 0x1, 0x1, [r4, r12, r0, r0]}}, @cred={{0x1c, 0x1, 0x2, {r13, r6, r14}}}], 0x40, 0x400d0}, 0x811) getgid() (async) r15 = getgid() fchown(r0, r6, r15) (async) fchown(r0, r6, r15) r16 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f00000000c0)={r3, 0x5e, "8aca12e9fb10ed5d5758e0767f5b4511a0a354951256d82ed04ec77585a44b4fd3347ff06edfe9bd2a17de95eaca16d13231fc36c4f78c49f0548b6dcf247a0254dc85a40986c45e03b1dcab8bf7846c1452dcd8d4eb46074f2b5f7b0799"}, &(0x7f0000000140)=0x66) (async) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f00000000c0)={r3, 0x5e, "8aca12e9fb10ed5d5758e0767f5b4511a0a354951256d82ed04ec77585a44b4fd3347ff06edfe9bd2a17de95eaca16d13231fc36c4f78c49f0548b6dcf247a0254dc85a40986c45e03b1dcab8bf7846c1452dcd8d4eb46074f2b5f7b0799"}, &(0x7f0000000140)=0x66) setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r16, 0x84, 0x7c, &(0x7f0000000180)={r17, 0xff, 0x52d}, 0x8) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r5, 0x0, 0x8000}, 0xc) (async) setsockopt$inet_sctp_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000080)=@sack_info={r5, 0x0, 0x8000}, 0xc) [ 553.451466][ T2532] block nbd1: shutting down sockets 00:09:13 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x5460) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x401070cd) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:13 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x8933) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 553.551588][ T2538] block nbd3: shutting down sockets 00:09:13 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x40186366) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 553.582347][ T2542] block nbd1: shutting down sockets 00:09:13 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 553.693031][ T2546] block nbd3: shutting down sockets [ 553.699489][ T2549] block nbd1: shutting down sockets 00:09:13 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab00) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 553.706705][ T2547] block nbd4: shutting down sockets [ 553.713448][T32137] block nbd0: Receive control failed (result -32) [ 553.713613][T30641] block nbd0: Receive control failed (result -32) 00:09:13 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 553.714169][ T2500] block nbd0: shutting down sockets 00:09:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x401870c8) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:13 executing program 4: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 553.801484][ T2556] block nbd3: shutting down sockets 00:09:13 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x401870cb) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:13 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab01) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 553.821694][ T2561] block nbd1: shutting down sockets [ 553.880752][ T2564] block nbd0: Device being setup by another task 00:09:13 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x1260) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 553.927592][ T2568] block nbd1: shutting down sockets [ 553.944719][ T2570] block nbd4: shutting down sockets 00:09:13 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x401870cc) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 553.954135][ T2567] block nbd3: shutting down sockets 00:09:13 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab02) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:13 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) 00:09:13 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) (fail_nth: 1) [ 554.061574][ T2572] block nbd1: shutting down sockets 00:09:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x401c5820) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 554.091684][ T2575] block nbd3: shutting down sockets 00:09:14 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab04) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 554.132018][ T2580] block nbd1: shutting down sockets [ 554.145140][ T2583] FAULT_INJECTION: forcing a failure. [ 554.145140][ T2583] name failslab, interval 1, probability 0, space 0, times 0 00:09:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x4020940d) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 554.145169][ T2583] CPU: 0 PID: 2583 Comm: syz-executor.4 Not tainted 5.15.151-syzkaller #0 [ 554.145182][ T2583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 00:09:14 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab05) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 554.145190][ T2583] Call trace: [ 554.145193][ T2583] dump_backtrace+0x0/0x530 [ 554.145208][ T2583] show_stack+0x2c/0x3c 00:09:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) (fail_nth: 2) [ 554.145217][ T2583] dump_stack_lvl+0x108/0x170 [ 554.145229][ T2583] dump_stack+0x1c/0x58 [ 554.145238][ T2583] should_fail+0x3b8/0x514 [ 554.145250][ T2583] __should_failslab+0xbc/0x110 [ 554.145262][ T2583] should_failslab+0x10/0x28 [ 554.145272][ T2583] slab_pre_alloc_hook+0x64/0xe8 00:09:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x80041284) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 554.145285][ T2583] __kmalloc+0xc0/0x4c8 [ 554.145296][ T2583] tomoyo_realpath_from_path+0xd0/0x508 [ 554.145308][ T2583] tomoyo_path_number_perm+0x1f8/0x6b0 [ 554.145321][ T2583] tomoyo_file_ioctl+0x2c/0x3c [ 554.145330][ T2583] security_file_ioctl+0x80/0xbc [ 554.145340][ T2583] __arm64_sys_ioctl+0xa8/0x1c8 [ 554.145352][ T2583] invoke_syscall+0x98/0x2b8 [ 554.145363][ T2583] el0_svc_common+0x138/0x258 [ 554.145375][ T2583] do_el0_svc+0x58/0x14c [ 554.145385][ T2583] el0_svc+0x7c/0x1f0 [ 554.145396][ T2583] el0t_64_sync_handler+0x84/0xe4 [ 554.145406][ T2583] el0t_64_sync+0x1a0/0x1a4 [ 554.145418][ T2583] ERROR: Out of memory at tomoyo_realpath_from_path. [ 554.174431][ T2583] block nbd4: shutting down sockets [ 554.181995][ T2582] block nbd3: shutting down sockets 00:09:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x80041285) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:14 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab06) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 554.242561][ T2585] block nbd1: shutting down sockets [ 554.321735][ T2591] block nbd1: shutting down sockets [ 554.322497][ T2589] block nbd3: shutting down sockets [ 554.398635][ T2596] FAULT_INJECTION: forcing a failure. [ 554.398635][ T2596] name failslab, interval 1, probability 0, space 0, times 0 [ 554.403644][ T2596] CPU: 0 PID: 2596 Comm: syz-executor.4 Not tainted 5.15.151-syzkaller #0 [ 554.405970][ T2596] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 554.408807][ T2596] Call trace: [ 554.409707][ T2596] dump_backtrace+0x0/0x530 [ 554.410945][ T2596] show_stack+0x2c/0x3c [ 554.412099][ T2596] dump_stack_lvl+0x108/0x170 [ 554.413387][ T2596] dump_stack+0x1c/0x58 [ 554.414503][ T2596] should_fail+0x3b8/0x514 [ 554.415688][ T2596] __should_failslab+0xbc/0x110 [ 554.416983][ T2596] should_failslab+0x10/0x28 [ 554.418223][ T2596] slab_pre_alloc_hook+0x64/0xe8 [ 554.419541][ T2596] __kmalloc+0xc0/0x4c8 [ 554.420682][ T2596] tomoyo_encode+0x270/0x4b0 [ 554.421958][ T2596] tomoyo_realpath_from_path+0x4b4/0x508 [ 554.423465][ T2596] tomoyo_path_number_perm+0x1f8/0x6b0 [ 554.424940][ T2596] tomoyo_file_ioctl+0x2c/0x3c [ 554.426232][ T2596] security_file_ioctl+0x80/0xbc [ 554.427637][ T2596] __arm64_sys_ioctl+0xa8/0x1c8 [ 554.428982][ T2596] invoke_syscall+0x98/0x2b8 [ 554.430195][ T2596] el0_svc_common+0x138/0x258 [ 554.431461][ T2596] do_el0_svc+0x58/0x14c [ 554.432615][ T2596] el0_svc+0x7c/0x1f0 [ 554.433698][ T2596] el0t_64_sync_handler+0x84/0xe4 [ 554.435097][ T2596] el0t_64_sync+0x1a0/0x1a4 00:09:14 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 554.439941][ T2594] block nbd1: shutting down sockets 00:09:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x80081270) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:14 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab07) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 554.462109][ T2595] block nbd3: shutting down sockets [ 554.474174][ T2596] ERROR: Out of memory at tomoyo_realpath_from_path. [ 554.474335][ T2596] block nbd4: shutting down sockets 00:09:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) (fail_nth: 3) [ 554.542670][ T2603] block nbd1: shutting down sockets 00:09:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x80081272) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:14 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) [ 554.595770][ T2602] block nbd3: shutting down sockets [ 554.608721][T30641] block nbd0: Receive control failed (result -32) [ 554.611408][ T2559] block nbd0: shutting down sockets [ 554.612823][ T2607] block nbd1: shutting down sockets 00:09:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x80081280) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:14 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab08) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:14 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 554.662969][ T2611] block nbd1: shutting down sockets 00:09:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x80086301) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 554.697607][ T2605] block nbd4: shutting down sockets [ 554.698046][ T2605] FAULT_INJECTION: forcing a failure. [ 554.698046][ T2605] name fail_usercopy, interval 1, probability 0, space 0, times 0 [ 554.698071][ T2605] CPU: 1 PID: 2605 Comm: syz-executor.4 Not tainted 5.15.151-syzkaller #0 00:09:14 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 554.698085][ T2605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 554.698094][ T2605] Call trace: [ 554.698097][ T2605] dump_backtrace+0x0/0x530 [ 554.698112][ T2605] show_stack+0x2c/0x3c [ 554.698121][ T2605] dump_stack_lvl+0x108/0x170 [ 554.698133][ T2605] dump_stack+0x1c/0x58 [ 554.698142][ T2605] should_fail+0x3b8/0x514 [ 554.698154][ T2605] should_fail_usercopy+0x20/0x30 [ 554.698166][ T2605] simple_read_from_buffer+0xd8/0x26c [ 554.698179][ T2605] proc_fail_nth_read+0x1a0/0x248 [ 554.698191][ T2605] vfs_read+0x278/0xb10 [ 554.698202][ T2605] ksys_read+0x15c/0x26c [ 554.698213][ T2605] __arm64_sys_read+0x7c/0x90 [ 554.698225][ T2605] invoke_syscall+0x98/0x2b8 [ 554.698236][ T2605] el0_svc_common+0x138/0x258 [ 554.698248][ T2605] do_el0_svc+0x58/0x14c [ 554.698258][ T2605] el0_svc+0x7c/0x1f0 [ 554.698268][ T2605] el0t_64_sync_handler+0x84/0xe4 [ 554.698280][ T2605] el0t_64_sync+0x1a0/0x1a4 [ 554.761358][ T2615] block nbd3: NBD_DISCONNECT [ 554.762056][ T2615] block nbd3: Disconnected due to user request. [ 554.762075][ T2615] block nbd3: shutting down sockets [ 554.763886][ T2619] block nbd1: shutting down sockets 00:09:14 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab09) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x80086601) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:14 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 554.871368][ T2625] block nbd4: Device being setup by another task [ 554.912106][ T2624] block nbd3: shutting down sockets 00:09:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0x801c581f) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 554.931452][ T2627] block nbd1: shutting down sockets 00:09:14 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab0a) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 554.996642][ T2625] block nbd4: shutting down sockets [ 555.001535][ T2631] block nbd1: shutting down sockets 00:09:14 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xc0045878) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:15 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 555.072523][ T2635] block nbd1: shutting down sockets 00:09:15 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x2) [ 555.091518][ T2633] block nbd3: shutting down sockets 00:09:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xc0045878) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:15 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab18) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:15 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 555.191884][ T2643] block nbd1: shutting down sockets [ 555.202685][ T2642] block nbd3: shutting down sockets 00:09:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xc0101282) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:15 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x400448c9) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:15 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 555.297717][ T2648] block nbd1: shutting down sockets 00:09:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xc0189436) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 555.341071][ T2653] block nbd3: Device being setup by another task [ 555.347252][ T2650] block nbd3: shutting down sockets 00:09:15 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:15 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x400448dd) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 555.408065][ T2655] block nbd1: shutting down sockets 00:09:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xc020660b) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:15 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 555.483507][ T2659] block nbd3: shutting down sockets 00:09:15 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x400454ca) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:15 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) [ 555.512374][ T2661] block nbd1: shutting down sockets 00:09:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xc0481273) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 555.519800][ T4010] block nbd0: Receive control failed (result -32) [ 555.519903][T30641] block nbd0: Receive control failed (result -32) [ 555.520408][ T2617] block nbd0: shutting down sockets [ 555.604398][ T2669] block nbd1: shutting down sockets 00:09:15 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 555.642344][ T2666] block nbd3: shutting down sockets 00:09:15 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x40049409) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x2) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:15 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 555.778625][ T2676] block nbd3: shutting down sockets [ 555.782574][ T2677] block nbd1: shutting down sockets 00:09:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x2) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) (async) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:15 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x40081271) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 555.873743][ T2684] block nbd1: shutting down sockets 00:09:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x2) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) (async) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) (async) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:15 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) [ 555.931492][ T2683] block nbd3: shutting down sockets [ 555.951936][T31978] block nbd4: Receive control failed (result -32) 00:09:15 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x40086602) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 555.955704][T32137] block nbd4: Receive control failed (result -32) [ 555.958429][ T2638] block nbd4: shutting down sockets [ 555.982269][ T2685] block nbd1: shutting down sockets 00:09:15 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x10) 00:09:15 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) r3 = openat2$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', &(0x7f0000000100)={0x200000, 0x100, 0x1c}, 0x18) ioctl$FIBMAP(r3, 0x1, &(0x7f0000000140)=0x1f) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) [ 556.051625][ T2695] block nbd3: shutting down sockets 00:09:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x40101283) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:16 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 556.096196][ T2702] block nbd1: shutting down sockets 00:09:16 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) r3 = openat2$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', &(0x7f0000000100)={0x200000, 0x100, 0x1c}, 0x18) ioctl$FIBMAP(r3, 0x1, &(0x7f0000000140)=0x1f) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) (async) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) (async) openat2$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', &(0x7f0000000100)={0x200000, 0x100, 0x1c}, 0x18) (async) ioctl$FIBMAP(r3, 0x1, &(0x7f0000000140)=0x1f) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) (async) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) (async) [ 556.162840][ T2701] block nbd3: shutting down sockets 00:09:16 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x40101286) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 556.271256][ T2711] block nbd3: shutting down sockets [ 556.273945][ T2712] block nbd1: shutting down sockets 00:09:16 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x40101287) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:16 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r2 = openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) r3 = openat2$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', &(0x7f0000000100)={0x200000, 0x100, 0x1c}, 0x18) ioctl$FIBMAP(r3, 0x1, &(0x7f0000000140)=0x1f) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) r4 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) (async) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) (async) openat2$dir(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', &(0x7f0000000100)={0x200000, 0x100, 0x1c}, 0x18) (async) ioctl$FIBMAP(r3, 0x1, &(0x7f0000000140)=0x1f) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_CLEAR_SOCK(r4, 0xab04) (async) ioctl$NBD_DO_IT(0xffffffffffffffff, 0xab03) (async) [ 556.401510][ T2725] block nbd3: shutting down sockets [ 556.401709][ T4010] block nbd0: Receive control failed (result -32) [ 556.401798][T30641] block nbd0: Receive control failed (result -32) [ 556.402448][ T2668] block nbd0: shutting down sockets 00:09:16 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(0xffffffffffffffff, 0xab04) 00:09:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x40101288) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:16 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:16 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 556.530022][ T2727] block nbd1: shutting down sockets [ 556.532440][ T2731] block nbd3: shutting down sockets 00:09:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x401070c9) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:16 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:16 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 556.681645][ T2747] block nbd3: shutting down sockets 00:09:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x401070ca) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:16 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 556.735151][ T2756] block nbd1: shutting down sockets 00:09:16 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) (async) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) (async) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 556.793012][ T2753] block nbd3: shutting down sockets 00:09:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x401070cd) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:16 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:16 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x301) [ 556.840113][T31978] block nbd4: Receive control failed (result -32) [ 556.840288][T32137] block nbd4: Receive control failed (result -32) [ 556.841095][ T2696] block nbd4: shutting down sockets [ 556.882997][ T2758] block nbd1: shutting down sockets 00:09:16 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 556.912111][ T2763] block nbd3: shutting down sockets 00:09:16 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x40186366) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:16 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 556.991545][ T2770] block nbd1: shutting down sockets [ 557.019555][ T2772] block nbd3: shutting down sockets 00:09:17 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x3) 00:09:17 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:17 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x401870c8) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:17 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 557.133934][ T2786] block nbd1: shutting down sockets [ 557.142153][ T2784] block nbd3: shutting down sockets 00:09:17 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x401870cb) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:17 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x3) syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) (async) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) (async) ioctl$NBD_DO_IT(r0, 0xab03) (async) syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) (async) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x3) (async) 00:09:17 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 557.280707][ T4010] block nbd0: Receive control failed (result -32) [ 557.281161][ T2729] block nbd0: shutting down sockets [ 557.300870][ T2793] block nbd3: Device being setup by another task [ 557.300939][ T2790] block nbd3: shutting down sockets 00:09:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x3) [ 557.326524][ T2796] block nbd1: shutting down sockets 00:09:17 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x401870cc) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:17 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:17 executing program 1: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) openat(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) (async) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) (async) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$BTRFS_IOC_INO_LOOKUP(r0, 0xd0009412, 0x0) (async, rerun: 64) ioctl$NBD_DO_IT(r0, 0xab03) (async, rerun: 64) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) (async) ioctl$NBD_SET_TIMEOUT(r2, 0xab09, 0x3) [ 557.461433][ T2808] block nbd3: shutting down sockets [ 557.461660][ T2815] block nbd1: shutting down sockets [ 557.475619][ T2817] block nbd0: shutting down sockets 00:09:17 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x401c5820) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:17 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:17 executing program 0: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 557.582524][ T2819] block nbd3: shutting down sockets 00:09:17 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x4020940d) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:17 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 557.709371][T32137] block nbd4: Receive control failed (result -32) [ 557.711423][ T4000] block nbd4: Receive control failed (result -32) [ 557.714129][ T2766] block nbd4: shutting down sockets 00:09:17 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x80041284) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:17 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x125d) [ 557.741408][ T2825] block nbd3: shutting down sockets 00:09:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x400448c9) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 557.851254][ T2834] block nbd3: Device being setup by another task [ 557.853750][ T2831] block nbd3: shutting down sockets 00:09:17 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:17 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x80041285) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 557.906594][ T2833] block nbd0: shutting down sockets 00:09:17 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab06) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 558.017553][ T2839] block nbd3: shutting down sockets 00:09:18 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:18 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x80081270) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 558.081956][ T2844] block nbd0: Device being setup by another task [ 558.085608][ T2842] block nbd0: shutting down sockets 00:09:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab06) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:18 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 558.184980][ T2847] block nbd3: shutting down sockets 00:09:18 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x80081272) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 558.234936][ T2849] block nbd0: shutting down sockets 00:09:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 1) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 558.321605][ T2853] block nbd3: shutting down sockets 00:09:18 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:18 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x80081280) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 558.381501][ T2855] FAULT_INJECTION: forcing a failure. [ 558.381501][ T2855] name failslab, interval 1, probability 0, space 0, times 0 [ 558.381530][ T2855] CPU: 1 PID: 2855 Comm: syz-executor.0 Not tainted 5.15.151-syzkaller #0 [ 558.381544][ T2855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 558.381551][ T2855] Call trace: [ 558.381555][ T2855] dump_backtrace+0x0/0x530 [ 558.381569][ T2855] show_stack+0x2c/0x3c [ 558.381578][ T2855] dump_stack_lvl+0x108/0x170 [ 558.381590][ T2855] dump_stack+0x1c/0x58 [ 558.381600][ T2855] should_fail+0x3b8/0x514 [ 558.381611][ T2855] __should_failslab+0xbc/0x110 [ 558.381624][ T2855] should_failslab+0x10/0x28 [ 558.381635][ T2855] slab_pre_alloc_hook+0x64/0xe8 [ 558.381647][ T2855] __kmalloc+0xc0/0x4c8 [ 558.381659][ T2855] tomoyo_realpath_from_path+0xd0/0x508 [ 558.381671][ T2855] tomoyo_path_number_perm+0x1f8/0x6b0 [ 558.381684][ T2855] tomoyo_file_ioctl+0x2c/0x3c [ 558.381694][ T2855] security_file_ioctl+0x80/0xbc [ 558.381704][ T2855] __arm64_sys_ioctl+0xa8/0x1c8 [ 558.381716][ T2855] invoke_syscall+0x98/0x2b8 [ 558.381728][ T2855] el0_svc_common+0x138/0x258 [ 558.381739][ T2855] do_el0_svc+0x58/0x14c [ 558.381750][ T2855] el0_svc+0x7c/0x1f0 [ 558.381760][ T2855] el0t_64_sync_handler+0x84/0xe4 [ 558.381771][ T2855] el0t_64_sync+0x1a0/0x1a4 [ 558.381783][ T2855] ERROR: Out of memory at tomoyo_realpath_from_path. [ 558.434682][ T2860] block nbd0: shutting down sockets [ 558.468117][ T2859] block nbd3: shutting down sockets 00:09:18 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x80086301) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 2) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:18 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"a2e3ad21ed0d09f91b29100987f70e06d038e7ff11c6e5539b0d3d0e8b089b3f310063060890e0878f0e1ac6e7049b3342959b669a240d5b67f3988f7ef319520100ffe8d178708c523c921b1b5b31070b074a0936cd3b78130daa61d8e8040000005802b77f07227227b7ba67e0e78657a6f5c2a874e62a9ccdc0d31a0c9f318c0da1993bd160e233df4a62179c6f30e065cd5b91cd0ae193973735b36d5b1b63dd1c00305d3f46635eb016d5b1dda98e2d749be7bd1df1fb3b231fdcdb5075a9aaa1b469c3090000000000000075271b286329d169934288fd789aa37d6e98b224fd44b65b31334ffc55cc82cd3ac32ecdb08ced6f9081b4dd0d8b38f3cd4498bee800490841bdb114f6b76383709d8f5c55432a909fda039aec54a1236e80f6a8abadea7662496bddbb42be6bfb2f17959d1f416e56c71b1931870262f5e801119242ca026bfc821e7e7daf2451138e645bb80c617669314e2fbe70de98ec76a9e40dad47f36fd9f7d0d42a4b5f1185ccdcf16ff46295d8a0fa17713c5802630933a9a34af674f3f39fe23491237c08822dec110911e893d0a8c4f677747abc360934b82910ff85bfd995083bba2987a67399eac427d145d546a40b9f6ff14ac488ec130f91850a27af9544ae15a7e454dea05918b41243513f000000000000000a3621c56cea8d20fa911a0c41db6ebe8cac64f17679141d54b34bbc9963ac4f4bb3309603f1d4ab966203861b5b15a841f2b575a8bd0d78248ebe4d9a80002695104f674c2431dca141fae269cab70e9a66f3c3a9a63e9639e1f59c0ede26c6b5d74b078a5e15c31634e5ae098ce9ee70771aaa18119a867e1088334975e9f73483b6a62fa678ca14ffd9f9db2a7869d85864056526f889af43a6056080572286522449df466c632b3570243f989cce7cd9f465e41e610c20d80421d653a5520000008213b704c7fb082ff27590678ef9f190bae97909507041d860420c5664b27921b14dc1db8892fd32d0ad7bc946813591ad8deff4b05f60cea0da7710ac0000000000008000bea37ce0d0d4aa202f928f28381aab144a5d429a04a6a2b83c7068ae949ed06e288e810bac9c76600025e19c907f8ea2e2010000008271a1f5f8528f227e79c1389dbdfffe492f21579d2c15b8c70cdb1c332d86d87341432750861ec2bc3451edca194b221cfec4603d276bbaa1dfa6d4fb8a48a76eafc9a9a0270e4c10d64cd5a62427264f2377fe763c43470833ac96c45f357cbbaba8f1b1fdcc7cbb61a7cdb9744ed7f9129aede2be21ccfdc4e9134f8684b3a4f354da9a795e96334e207dff70f1988037b2ed3aaf575c0b88d8f146684078416d59fdee5325928974d12dad99dac44c3f0008047096a44002bebc2420aed92fa9b6578b4779415d4ac01b75d5495c118045651cf41c2fc48b778efa5ea5677747430af4162b987b80c3e001cd34e5c92f76cc4c24eeb8bc4e9ac2aed9e53803ed0ca4ae3a9737d214060005ea6f1783e287b3bee96e3a726eafe2fdfaa78d1f48c13b64df07847754b8400daaa69bf5c8f4350aeae9ca1207e78283cd0b20ceb360c7e658828163e2d25c4aa348561f927e88f63aa70e73a5e69b3df3495903f06572e1e007fa55a2999f596d067312f5779e8dbfdcf3427138f3d444d2639a10477f9bec4b0bbb6e3c04be68981f392203dd0ee3ef478e16dacfc5e3e03cf7ab8e3902f1b0ff034ef655b253ca509383815b1b6fc6522d4e4fdc11a48cf42d48604675fde2b94cf00500a2690891abf8ab9c015073014d9e08d4338b8780bdecd436cf0541359bafffa45237f104b96210403b2de9efed496f42355bc7872c827467cfa5c4e72730d56bd068ed211cf847535edecb7b373f78b095b68441a34cb51682a8ae4d24ad0465f3927f889b813076038e79a7962fb385a882e8020f06c4c2ba1dd5cac7c18876da865d258734dd73583df292892448039ef799cf0630becdcce04579b5561dc825ab829827945e020c1f67ee615feb6243378e0610060f02cca4e91b2f001edb3d78fb4b55668dda93aec92a5de203717aa49c2d284acfabe262fccfcbb2b75a2183c46eb65ca8104e1b4da7fbb77ab2fc043aead87c32ab875ee7c2e7b7019c982cd3b43eaeb1a5fb135c0c7dcee8fe6516a328032f88c042891824659e9e94265c803b35ee5f83a2b210520106b8a358b50ab7a1fa89af9c251fe5294b3d1802d5676d95f160ec97b1ad94872cb2044642c37b4a6cc6c04effc1672db7e4b68d787d9a7a508ae54b3cd7369dde50e8c77d95a3d361c040babb171607caac2a3559ad4f75465f49c0d0ae3716db6e00cb11db4a5fade2a57c10238e204a67737c3b42aae501b20f7694a00f16e2d0174035a2c22656dc29880acebdbe8ddbd75c2f998d8ac2dfad2ba3a504767b6b45a45957f24d758ed024b3849c11d412a2a03b4047497022d9c30e23ef4df5c89644f48bb536f7945b59d7bcddff754413d135273ea8e75f22f216c6b9990ae71806f2c00b4025c48b75c0f73cdb9a7b8fa367b50028067e7f16f4dd569d462f4f19eacdb3ed70eeebb4483f8fd777d443e8b40427db6fe29068c0ca3d2414442e8f3a154704b0e51bc664a137b26be719f4f7c9a5678a674dfc95df80b9ce375dd649c8c704e509bd88c8e63d8c7dd67071115c8982ba46af4d6adcc9f68a75b9397b035153fae46366e7205dd8d6f37525c1a0e94610dd94323f6c15d085197149bfd6655548cfd9c52c9711937f79abb1a124f1210465483cd3b2d78378cfb85ed82e7da0f6eb6d279f2ae455925d0f6f1ba571eba281f2a654fb39ddff3b484439ff158e7c5419e037f3e3ad038f2211f1033195563c7f93cd54b9094f226e783271e1e5a2a2c10712eab625d64931cd4ffe6738d97b9b5ef828ee9fb059fc01af0e79c1e14b1d25988c69a399567c1d93768f7971d31488b8658a20878b7c1dd7ba02fc42939dde3d4a3339a65d507dc59c51097b40517705da56e9ebf0afa53282bf86dbb58c548069ff6eb95aade7cc66d7bbef724779ca1f731b3346ff177050373d79ff7b3e7f9bc0c1b4b266a8878b90baaa039d3e3b63979ac3df6e6f4859afd50238c7547a39b60810938044ae185d2ba3e00a4e73676864ae090d81eaee5ee6cf1d0ab378dd4dd891e937c2ea5410e0513005000000000000003911fab964c271550027697b52160687461602f88df165d884b36ec2b6c25a2f33c715687e9d4afb96d6861aca47da73d6f3144345f48843dd014e5c5ad8fe995754bd9cf32fce1e31919c4b2082fb0a30b9deae84bed4b28045634073c9c58c89d9e99c81769177c6d594f88a4facfd4c735a20307c737afa2d60399473296b831dbd933d93994ba3064279b10ea0c5833f41f157ea2302993dbe433b1aa3a3766d5439020484f4113c4c859465c3b415c343f7f140f319539d5bf372aaaea1cc43a6c5cbe59758bfee2916580dac4b008e595f437491d87abed02cefcd9db53d94d02daee67918e5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0x1000}}, 0x1006) [ 558.611539][T32137] block nbd4: Receive control failed (result -32) [ 558.613532][ T4000] block nbd4: Receive control failed (result -32) [ 558.616474][ T2829] block nbd4: shutting down sockets [ 558.634334][ T2867] block nbd3: shutting down sockets [ 558.642695][ T2868] FAULT_INJECTION: forcing a failure. [ 558.642695][ T2868] name failslab, interval 1, probability 0, space 0, times 0 00:09:18 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x125e) [ 558.642724][ T2868] CPU: 1 PID: 2868 Comm: syz-executor.0 Not tainted 5.15.151-syzkaller #0 [ 558.642737][ T2868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 558.642745][ T2868] Call trace: [ 558.642748][ T2868] dump_backtrace+0x0/0x530 00:09:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 3) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:18 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x80086601) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 558.642762][ T2868] show_stack+0x2c/0x3c [ 558.642772][ T2868] dump_stack_lvl+0x108/0x170 [ 558.642783][ T2868] dump_stack+0x1c/0x58 [ 558.642793][ T2868] should_fail+0x3b8/0x514 [ 558.642804][ T2868] __should_failslab+0xbc/0x110 [ 558.642817][ T2868] should_failslab+0x10/0x28 [ 558.642828][ T2868] slab_pre_alloc_hook+0x64/0xe8 [ 558.642840][ T2868] __kmalloc+0xc0/0x4c8 [ 558.642851][ T2868] tomoyo_encode+0x270/0x4b0 [ 558.642879][ T2868] tomoyo_realpath_from_path+0x4b4/0x508 [ 558.642890][ T2868] tomoyo_path_number_perm+0x1f8/0x6b0 [ 558.642903][ T2868] tomoyo_file_ioctl+0x2c/0x3c [ 558.642914][ T2868] security_file_ioctl+0x80/0xbc [ 558.642923][ T2868] __arm64_sys_ioctl+0xa8/0x1c8 [ 558.642935][ T2868] invoke_syscall+0x98/0x2b8 [ 558.642946][ T2868] el0_svc_common+0x138/0x258 [ 558.642957][ T2868] do_el0_svc+0x58/0x14c [ 558.642968][ T2868] el0_svc+0x7c/0x1f0 [ 558.642978][ T2868] el0t_64_sync_handler+0x84/0xe4 [ 558.642989][ T2868] el0t_64_sync+0x1a0/0x1a4 [ 558.643009][ T2868] ERROR: Out of memory at tomoyo_realpath_from_path. [ 558.693053][ T2864] block nbd0: shutting down sockets [ 558.823807][ T2873] block nbd3: shutting down sockets 00:09:18 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0x801c581f) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 558.841440][ T2874] FAULT_INJECTION: forcing a failure. [ 558.841440][ T2874] name failslab, interval 1, probability 0, space 0, times 0 [ 558.841470][ T2874] CPU: 1 PID: 2874 Comm: syz-executor.0 Not tainted 5.15.151-syzkaller #0 [ 558.841483][ T2874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 558.841491][ T2874] Call trace: [ 558.841494][ T2874] dump_backtrace+0x0/0x530 [ 558.841509][ T2874] show_stack+0x2c/0x3c [ 558.841518][ T2874] dump_stack_lvl+0x108/0x170 [ 558.841530][ T2874] dump_stack+0x1c/0x58 [ 558.841540][ T2874] should_fail+0x3b8/0x514 [ 558.841552][ T2874] __should_failslab+0xbc/0x110 [ 558.841565][ T2874] should_failslab+0x10/0x28 [ 558.841574][ T2874] slab_pre_alloc_hook+0x64/0xe8 [ 558.841587][ T2874] __kmalloc+0xc0/0x4c8 [ 558.841598][ T2874] tomoyo_encode+0x270/0x4b0 [ 558.841609][ T2874] tomoyo_realpath_from_path+0x4b4/0x508 [ 558.841620][ T2874] tomoyo_path_number_perm+0x1f8/0x6b0 [ 558.841633][ T2874] tomoyo_file_ioctl+0x2c/0x3c [ 558.841643][ T2874] security_file_ioctl+0x80/0xbc [ 558.841653][ T2874] __arm64_sys_ioctl+0xa8/0x1c8 [ 558.841664][ T2874] invoke_syscall+0x98/0x2b8 [ 558.841676][ T2874] el0_svc_common+0x138/0x258 [ 558.841687][ T2874] do_el0_svc+0x58/0x14c [ 558.841697][ T2874] el0_svc+0x7c/0x1f0 [ 558.841708][ T2874] el0t_64_sync_handler+0x84/0xe4 [ 558.841719][ T2874] el0t_64_sync+0x1a0/0x1a4 [ 558.841738][ T2874] ERROR: Out of memory at tomoyo_realpath_from_path. [ 558.896286][ T2877] block nbd0: shutting down sockets 00:09:18 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 558.991752][ T2878] block nbd3: shutting down sockets 00:09:18 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 4) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:18 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xc0045878) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 559.093105][ T2884] block nbd0: Device being setup by another task 00:09:19 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"a2e3ad21ed0d09f91b29100987f70e06d038e7ff13c6e5539b0d3d0e8b089b3f310063060890e0878f0e1ac6e7049b3342959b669a240d5b67f3988f7ef319520100ffe8d178708c523c921b1b5b31070b074a0936cd3b78130daa61d8e8040000005802b77f07227227b7ba67e0e78657a6f5c2a874e62a9ccdc0d31a0c9f318c0da1993bd160e233df4a62179c6f30e065cd5b91cd0ae193973735b36d5b1b63dd1c00305d3f46635eb016d5b1dda98e2d749be7bd1df1fb3b231fdcdb5075a9aaa1b469c3090000000000000075271b286329d169934288fd789aa37d6e98b224fd44b65b31334ffc55cc82cd3ac32ecdb08ced6f9081b4dd0d8b38f3cd4498bee800490841bdb114f6b76383709d8f5c55432a909fda039aec54a1236e80f6a8abadea7662496bddbb42be6bfb2f17959d1f416e56c71b1931870262f5e801119242ca026bfc821e7e7daf2451138e645bb80c617669314e2fbe70de98ec76a9e40dad47f36fd9f7d0d42a4b5f1185ccdcf16ff46295d8a0fa17713c5802630933a9a34af674f3f39fe23491237c08822dec110911e893d0a8c4f677747abc360934b82910ff85bfd995083bba2987a67399eac427d145d546a40b9f6ff14ac488ec130f91850a27af9544ae15a7e454dea05918b41243513f000000000000000a3621c56cea8d20fa911a0c41db6ebe8cac64f17679141d54b34bbc9963ac4f4bb3309603f1d4ab966203861b5b15a841f2b575a8bd0d78248ebe4d9a80002695104f674c2431dca141fae269cab70e9a66f3c3a9a63e9639e1f59c0ede26c6b5d74b078a5e15c31634e5ae098ce9ee70771aaa18119a867e1088334975e9f73483b6a62fa678ca14ffd9f9db2a7869d85864056526f889af43a6056080572286522449df466c632b3570243f989cce7cd9f465e41e610c20d80421d653a5520000008213b704c7fb082ff27590678ef9f190bae97909507041d860420c5664b27921b14dc1db8892fd32d0ad7bc946813591ad8deff4b05f60cea0da7710ac0000000000008000bea37ce0d0d4aa202f928f28381aab144a5d429a04a6a2b83c7068ae949ed06e288e810bac9c76600025e19c907f8ea2e2010000008271a1f5f8528f227e79c1389dbdfffe492f21579d2c15b8c70cdb1c332d86d87341432750861ec2bc3451edca194b221cfec4603d276bbaa1dfa6d4fb8a48a76eafc9a9a0270e4c10d64cd5a62427264f2377fe763c43470833ac96c45f357cbbaba8f1b1fdcc7cbb61a7cdb9744ed7f9129aede2be21ccfdc4e9134f8684b3a4f354da9a795e96334e207dff70f1988037b2ed3aaf575c0b88d8f146684078416d59fdee5325928974d12dad99dac44c3f0008047096a44002bebc2420aed92fa9b6578b4779415d4ac01b75d5495c118045651cf41c2fc48b778efa5ea5677747430af4162b987b80c3e001cd34e5c92f76cc4c24eeb8bc4e9ac2aed9e53803ed0ca4ae3a9737d214060005ea6f1783e287b3bee96e3a726eafe2fdfaa78d1f48c13b64df07847754b8400daaa69bf5c8f4350aeae9ca1207e78283cd0b20ceb360c7e658828163e2d25c4aa348561f927e88f63aa70e73a5e69b3df3495903f06572e1e007fa55a2999f596d067312f5779e8dbfdcf3427138f3d444d2639a10477f9bec4b0bbb6e3c04be68981f392203dd0ee3ef478e16dacfc5e3e03cf7ab8e3902f1b0ff034ef655b253ca509383815b1b6fc6522d4e4fdc11a48cf42d48604675fde2b94cf00500a2690891abf8ab9c015073014d9e08d4338b8780bdecd436cf0541359bafffa45237f104b96210403b2de9efed496f42355bc7872c827467cfa5c4e72730d56bd068ed211cf847535edecb7b373f78b095b68441a34cb51682a8ae4d24ad0465f3927f889b813076038e79a7962fb385a882e8020f06c4c2ba1dd5cac7c18876da865d258734dd73583df292892448039ef799cf0630becdcce04579b5561dc825ab829827945e020c1f67ee615feb6243378e0610060f02cca4e91b2f001edb3d78fb4b55668dda93aec92a5de203717aa49c2d284acfabe262fccfcbb2b75a2183c46eb65ca8104e1b4da7fbb77ab2fc043aead87c32ab875ee7c2e7b7019c982cd3b43eaeb1a5fb135c0c7dcee8fe6516a328032f88c042891824659e9e94265c803b35ee5f83a2b210520106b8a358b50ab7a1fa89af9c251fe5294b3d1802d5676d95f160ec97b1ad94872cb2044642c37b4a6cc6c04effc1672db7e4b68d787d9a7a508ae54b3cd7369dde50e8c77d95a3d361c040babb171607caac2a3559ad4f75465f49c0d0ae3716db6e00cb11db4a5fade2a57c10238e204a67737c3b42aae501b20f7694a00f16e2d0174035a2c22656dc29880acebdbe8ddbd75c2f998d8ac2dfad2ba3a504767b6b45a45957f24d758ed024b3849c11d412a2a03b4047497022d9c30e23ef4df5c89644f48bb536f7945b59d7bcddff754413d135273ea8e75f22f216c6b9990ae71806f2c00b4025c48b75c0f73cdb9a7b8fa367b50028067e7f16f4dd569d462f4f19eacdb3ed70eeebb4483f8fd777d443e8b40427db6fe29068c0ca3d2414442e8f3a154704b0e51bc664a137b26be719f4f7c9a5678a674dfc95df80b9ce375dd649c8c704e509bd88c8e63d8c7dd67071115c8982ba46af4d6adcc9f68a75b9397b035153fae46366e7205dd8d6f37525c1a0e94610dd94323f6c15d085197149bfd6655548cfd9c52c9711937f79abb1a124f1210465483cd3b2d78378cfb85ed82e7da0f6eb6d279f2ae455925d0f6f1ba571eba281f2a654fb39ddff3b484439ff158e7c5419e037f3e3ad038f2211f1033195563c7f93cd54b9094f226e783271e1e5a2a2c10712eab625d64931cd4ffe6738d97b9b5ef828ee9fb059fc01af0e79c1e14b1d25988c69a399567c1d93768f7971d31488b8658a20878b7c1dd7ba02fc42939dde3d4a3339a65d507dc59c51097b40517705da56e9ebf0afa53282bf86dbb58c548069ff6eb95aade7cc66d7bbef724779ca1f731b3346ff177050373d79ff7b3e7f9bc0c1b4b266a8878b90baaa039d3e3b63979ac3df6e6f4859afd50238c7547a39b60810938044ae185d2ba3e00a4e73676864ae090d81eaee5ee6cf1d0ab378dd4dd891e937c2ea5410e0513005000000000000003911fab964c271550027697b52160687461602f88df165d884b36ec2b6c25a2f33c715687e9d4afb96d6861aca47da73d6f3144345f48843dd014e5c5ad8fe995754bd9cf32fce1e31919c4b2082fb0a30b9deae84bed4b28045634073c9c58c89d9e99c81769177c6d594f88a4facfd4c735a20307c737afa2d60399473296b831dbd933d93994ba3064279b10ea0c5833f41f157ea2302993dbe433b1aa3a3766d5439020484f4113c4c859465c3b415c343f7f140f319539d5bf372aaaea1cc43a6c5cbe59758bfee2916580dac4b008e595f437491d87abed02cefcd9db53d94d02daee67918e5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0x1000}}, 0x1006) [ 559.142906][ T2885] block nbd3: shutting down sockets 00:09:19 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xc0045878) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 559.149519][ T2882] FAULT_INJECTION: forcing a failure. [ 559.149519][ T2882] name failslab, interval 1, probability 0, space 0, times 0 [ 559.149610][ T2882] CPU: 1 PID: 2882 Comm: syz-executor.0 Not tainted 5.15.151-syzkaller #0 [ 559.149624][ T2882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 559.149631][ T2882] Call trace: [ 559.149635][ T2882] dump_backtrace+0x0/0x530 [ 559.149649][ T2882] show_stack+0x2c/0x3c [ 559.149658][ T2882] dump_stack_lvl+0x108/0x170 00:09:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 5) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 559.149670][ T2882] dump_stack+0x1c/0x58 [ 559.149680][ T2882] should_fail+0x3b8/0x514 [ 559.149691][ T2882] __should_failslab+0xbc/0x110 [ 559.149704][ T2882] should_failslab+0x10/0x28 [ 559.149714][ T2882] slab_pre_alloc_hook+0x64/0xe8 [ 559.149727][ T2882] __kmalloc_track_caller+0x78/0x3d8 [ 559.149737][ T2882] kvasprintf+0x184/0x290 [ 559.149748][ T2882] kvasprintf_const+0xdc/0x230 [ 559.149758][ T2882] kobject_set_name_vargs+0xd0/0x1b8 [ 559.149770][ T2882] kobject_add+0x114/0x21c [ 559.149780][ T2882] blk_mq_register_hctx+0xc8/0x368 [ 559.149792][ T2882] blk_mq_sysfs_register+0xc8/0x194 [ 559.149802][ T2882] blk_mq_update_nr_hw_queues+0x7dc/0xc58 [ 559.149812][ T2882] nbd_start_device+0x158/0xb34 [ 559.149824][ T2882] nbd_ioctl+0x420/0xc2c [ 559.149835][ T2882] blkdev_ioctl+0x3d8/0xbd0 [ 559.149845][ T2882] block_ioctl+0xa8/0x114 [ 559.149868][ T2882] __arm64_sys_ioctl+0x14c/0x1c8 [ 559.149881][ T2882] invoke_syscall+0x98/0x2b8 [ 559.149893][ T2882] el0_svc_common+0x138/0x258 [ 559.149904][ T2882] do_el0_svc+0x58/0x14c [ 559.149915][ T2882] el0_svc+0x7c/0x1f0 [ 559.149925][ T2882] el0t_64_sync_handler+0x84/0xe4 [ 559.149935][ T2882] el0t_64_sync+0x1a0/0x1a4 [ 559.149947][ T2882] kobject: can not set name properly! [ 559.166481][ T2884] block nbd0: shutting down sockets [ 559.311381][ T2890] block nbd3: shutting down sockets 00:09:19 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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", 0x1000}}, 0x1006) 00:09:19 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xc0101282) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 559.394509][ T2892] ------------[ cut here ]------------ [ 559.396372][ T2892] kernfs: can not remove 'nr_tags', no directory [ 559.409070][ T2892] WARNING: CPU: 0 PID: 2892 at fs/kernfs/dir.c:1557 kernfs_remove_by_name_ns+0xd0/0x158 [ 559.413168][ T2892] Modules linked in: [ 559.413182][ T2892] CPU: 0 PID: 2892 Comm: syz-executor.0 Not tainted 5.15.151-syzkaller #0 [ 559.413197][ T2892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 559.413205][ T2892] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 559.413220][ T2892] pc : kernfs_remove_by_name_ns+0xd0/0x158 [ 559.413236][ T2892] lr : kernfs_remove_by_name_ns+0xcc/0x158 [ 559.413247][ T2892] sp : ffff800026097760 [ 559.413252][ T2892] x29: ffff800026097760 x28: ffff0000cbd3f000 x27: ffff0000cbdcd400 [ 559.413273][ T2892] x26: 0000000000000000 x25: ffff800015097dc8 x24: 1ffff000023eb788 [ 559.413292][ T2892] x23: dfff800000000000 x22: ffff800015097e00 x21: 0000000000000000 [ 559.413311][ T2892] x20: 0000000000000000 x19: 00000000fffffffe x18: 1fffe000368fe78e [ 559.413330][ T2892] x17: 1fffe000368fe78e x16: ffff80001197884c x15: ffff8000149aeb80 [ 559.413349][ T2892] x14: 1ffff0000292206a x13: dfff800000000000 x12: 0000000000040000 [ 559.413369][ T2892] x11: 000000000003ffff x10: ffff80001ded9000 x9 : dfcc614a05b3bd00 [ 559.413388][ T2892] x8 : dfcc614a05b3bd00 x7 : 0000000000000000 x6 : 0000000000000000 [ 559.413406][ T2892] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a95ff20 [ 559.413425][ T2892] x2 : ffff0001b47f3d10 x1 : 0000000100000000 x0 : 000000000000002e [ 559.413444][ T2892] Call trace: [ 559.413449][ T2892] kernfs_remove_by_name_ns+0xd0/0x158 [ 559.413461][ T2892] sysfs_remove_group+0xf8/0x288 [ 559.413471][ T2892] sysfs_remove_groups+0x5c/0xb4 [ 559.413480][ T2892] __kobject_del+0x90/0x2d4 [ 559.413492][ T2892] kobject_del+0x48/0x68 [ 559.413502][ T2892] blk_mq_sysfs_unregister+0x1a0/0x274 [ 559.413514][ T2892] blk_mq_update_nr_hw_queues+0x504/0xc58 [ 559.413524][ T2892] nbd_start_device+0x158/0xb34 [ 559.413536][ T2892] nbd_ioctl+0x420/0xc2c [ 559.413547][ T2892] blkdev_ioctl+0x3d8/0xbd0 [ 559.413557][ T2892] block_ioctl+0xa8/0x114 [ 559.413567][ T2892] __arm64_sys_ioctl+0x14c/0x1c8 [ 559.413579][ T2892] invoke_syscall+0x98/0x2b8 [ 559.413590][ T2892] el0_svc_common+0x138/0x258 [ 559.413601][ T2892] do_el0_svc+0x58/0x14c [ 559.413612][ T2892] el0_svc+0x7c/0x1f0 [ 559.413624][ T2892] el0t_64_sync_handler+0x84/0xe4 [ 559.413635][ T2892] el0t_64_sync+0x1a0/0x1a4 [ 559.413646][ T2892] irq event stamp: 2456 [ 559.413650][ T2892] hardirqs last enabled at (2455): [] finish_lock_switch+0xbc/0x1e8 [ 559.413666][ T2892] hardirqs last disabled at (2456): [] el1_dbg+0x24/0x80 [ 559.413679][ T2892] softirqs last enabled at (806): [] local_bh_enable+0x10/0x34 [ 559.413694][ T2892] softirqs last disabled at (804): [] local_bh_disable+0x10/0x34 [ 559.413708][ T2892] ---[ end trace 92207f82b0bfd6aa ]--- [ 559.426164][ T2892] ------------[ cut here ]------------ [ 559.432767][ T2894] block nbd3: shutting down sockets [ 559.440570][ T2892] kernfs: can not remove 'nr_reserved_tags', no directory [ 559.506936][ T2892] WARNING: CPU: 1 PID: 2892 at fs/kernfs/dir.c:1557 kernfs_remove_by_name_ns+0xd0/0x158 [ 559.506969][ T2892] Modules linked in: 00:09:19 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xc0189436) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 559.506979][ T2892] CPU: 1 PID: 2892 Comm: syz-executor.0 Tainted: G W 5.15.151-syzkaller #0 [ 559.506993][ T2892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 559.507001][ T2892] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) 00:09:19 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x125f) [ 559.507016][ T2892] pc : kernfs_remove_by_name_ns+0xd0/0x158 00:09:19 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 6) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 559.507028][ T2892] lr : kernfs_remove_by_name_ns+0xcc/0x158 [ 559.507039][ T2892] sp : ffff800026097760 [ 559.507043][ T2892] x29: ffff800026097760 x28: ffff0000cbd3f000 x27: ffff0000cbdcd400 [ 559.507064][ T2892] x26: 0000000000000000 x25: ffff800015097dd0 x24: 1ffff000023eb788 [ 559.507083][ T2892] x23: dfff800000000000 x22: ffff800015097e60 x21: 0000000000000000 [ 559.507102][ T2892] x20: 0000000000000000 x19: 00000000fffffffe x18: 1fffe0003690298e [ 559.507121][ T2892] x17: 1fffe0003690298e x16: ffff80001197884c x15: ffff8000149aeb80 [ 559.507140][ T2892] x14: 1ffff0000292206a x13: dfff800000000000 x12: 0000000000040000 [ 559.507160][ T2892] x11: 000000000003ffff x10: ffff80001ded9000 x9 : dfcc614a05b3bd00 [ 559.507179][ T2892] x8 : dfcc614a05b3bd00 x7 : 0000000000000000 x6 : 0000000000000000 [ 559.507197][ T2892] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000a95ff20 [ 559.507215][ T2892] x2 : ffff0001b4814d10 x1 : 0000000100000000 x0 : 0000000000000037 [ 559.507235][ T2892] Call trace: [ 559.507239][ T2892] kernfs_remove_by_name_ns+0xd0/0x158 [ 559.507251][ T2892] sysfs_remove_group+0xf8/0x288 [ 559.507261][ T2892] sysfs_remove_groups+0x5c/0xb4 [ 559.507270][ T2892] __kobject_del+0x90/0x2d4 [ 559.507283][ T2892] kobject_del+0x48/0x68 [ 559.507293][ T2892] blk_mq_sysfs_unregister+0x1a0/0x274 [ 559.507304][ T2892] blk_mq_update_nr_hw_queues+0x504/0xc58 [ 559.507315][ T2892] nbd_start_device+0x158/0xb34 [ 559.507327][ T2892] nbd_ioctl+0x420/0xc2c [ 559.507337][ T2892] blkdev_ioctl+0x3d8/0xbd0 [ 559.507347][ T2892] block_ioctl+0xa8/0x114 [ 559.507358][ T2892] __arm64_sys_ioctl+0x14c/0x1c8 [ 559.507369][ T2892] invoke_syscall+0x98/0x2b8 [ 559.507381][ T2892] el0_svc_common+0x138/0x258 [ 559.507392][ T2892] do_el0_svc+0x58/0x14c [ 559.507402][ T2892] el0_svc+0x7c/0x1f0 [ 559.507414][ T2892] el0t_64_sync_handler+0x84/0xe4 [ 559.507424][ T2892] el0t_64_sync+0x1a0/0x1a4 [ 559.507434][ T2892] irq event stamp: 2828 [ 559.507439][ T2892] hardirqs last enabled at (2827): [] finish_lock_switch+0xbc/0x1e8 [ 559.507454][ T2892] hardirqs last disabled at (2828): [] el1_dbg+0x24/0x80 [ 559.507468][ T2892] softirqs last enabled at (2754): [] __do_softirq+0xb5c/0xdb0 [ 559.507481][ T2892] softirqs last disabled at (2645): [] __irq_exit_rcu+0x264/0x4d4 [ 559.507497][ T2892] ---[ end trace 92207f82b0bfd6ab ]--- [ 559.507506][ T2892] ------------[ cut here ]------------ [ 559.507516][ T2892] kernfs: can not remove 'cpu_list', no directory [ 559.507624][ T2892] WARNING: CPU: 1 PID: 2892 at fs/kernfs/dir.c:1557 kernfs_remove_by_name_ns+0xd0/0x158 [ 559.507642][ T2892] Modules linked in: [ 559.507648][ T2892] CPU: 1 PID: 2892 Comm: syz-executor.0 Tainted: G W 5.15.151-syzkaller #0 [ 559.507660][ T2892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 559.507667][ T2892] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 559.507681][ T2892] pc : kernfs_remove_by_name_ns+0xd0/0x158 [ 559.507692][ T2892] lr : kernfs_remove_by_name_ns+0xcc/0x158 [ 559.507703][ T2892] sp : ffff800026097760 [ 559.507708][ T2892] x29: ffff800026097760 x28: ffff0000cbd3f000 x27: ffff0000cbdcd400 [ 559.507728][ T2892] x26: 0000000000000000 x25: ffff800015097dd8 x24: 1ffff000023eb788 [ 559.507747][ T2892] x23: dfff800000000000 x22: ffff800015097ec0 x21: 0000000000000000 [ 559.507769][ T2892] x20: 0000000000000000 x19: 00000000fffffffe x18: 0000000000000000 [ 559.507788][ T2892] x17: 0000000000000002 x16: ffff80001197884c x15: 0000000000000063 [ 559.507807][ T2892] x14: 1ffff0000292206a x13: dfff800000000000 x12: 0000000000040000 [ 559.507826][ T2892] x11: 000000000003ffff x10: ffff80001ded9000 x9 : dfcc614a05b3bd00 [ 559.507845][ T2892] x8 : dfcc614a05b3bd00 x7 : 0000000000000000 x6 : 0000000000000000 [ 559.507873][ T2892] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff80000854e218 [ 559.507892][ T2892] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 000000000000002f [ 559.507910][ T2892] Call trace: [ 559.507915][ T2892] kernfs_remove_by_name_ns+0xd0/0x158 [ 559.507927][ T2892] sysfs_remove_group+0xf8/0x288 [ 559.507936][ T2892] sysfs_remove_groups+0x5c/0xb4 [ 559.507946][ T2892] __kobject_del+0x90/0x2d4 [ 559.507956][ T2892] kobject_del+0x48/0x68 [ 559.507966][ T2892] blk_mq_sysfs_unregister+0x1a0/0x274 [ 559.507977][ T2892] blk_mq_update_nr_hw_queues+0x504/0xc58 [ 559.507987][ T2892] nbd_start_device+0x158/0xb34 [ 559.507997][ T2892] nbd_ioctl+0x420/0xc2c [ 559.508007][ T2892] blkdev_ioctl+0x3d8/0xbd0 [ 559.508017][ T2892] block_ioctl+0xa8/0x114 [ 559.508026][ T2892] __arm64_sys_ioctl+0x14c/0x1c8 [ 559.508037][ T2892] invoke_syscall+0x98/0x2b8 [ 559.508048][ T2892] el0_svc_common+0x138/0x258 [ 559.508059][ T2892] do_el0_svc+0x58/0x14c [ 559.508069][ T2892] el0_svc+0x7c/0x1f0 [ 559.508079][ T2892] el0t_64_sync_handler+0x84/0xe4 [ 559.508090][ T2892] el0t_64_sync+0x1a0/0x1a4 [ 559.508099][ T2892] irq event stamp: 2842 [ 559.508104][ T2892] hardirqs last enabled at (2841): [] console_trylock_spinning+0x180/0x280 [ 559.508120][ T2892] hardirqs last disabled at (2842): [] el1_dbg+0x24/0x80 [ 559.508134][ T2892] softirqs last enabled at (2754): [] __do_softirq+0xb5c/0xdb0 [ 559.508147][ T2892] softirqs last disabled at (2645): [] __irq_exit_rcu+0x264/0x4d4 [ 559.508162][ T2892] ---[ end trace 92207f82b0bfd6ac ]--- [ 559.508332][ T2892] FAULT_INJECTION: forcing a failure. [ 559.508332][ T2892] name failslab, interval 1, probability 0, space 0, times 0 [ 559.508439][ T2892] CPU: 1 PID: 2892 Comm: syz-executor.0 Tainted: G W 5.15.151-syzkaller #0 [ 559.508452][ T2892] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 559.508459][ T2892] Call trace: [ 559.508462][ T2892] dump_backtrace+0x0/0x530 [ 559.508473][ T2892] show_stack+0x2c/0x3c [ 559.508482][ T2892] dump_stack_lvl+0x108/0x170 [ 559.508492][ T2892] dump_stack+0x1c/0x58 [ 559.508502][ T2892] should_fail+0x3b8/0x514 [ 559.508512][ T2892] __should_failslab+0xbc/0x110 [ 559.508525][ T2892] should_failslab+0x10/0x28 [ 559.508535][ T2892] slab_pre_alloc_hook+0x64/0xe8 [ 559.508546][ T2892] __kmalloc_node+0xbc/0x5b8 [ 559.508558][ T2892] blk_mq_realloc_hw_ctxs+0xc4/0x12ec [ 559.508568][ T2892] blk_mq_update_nr_hw_queues+0x68c/0xc58 [ 559.508578][ T2892] nbd_start_device+0x158/0xb34 [ 559.508588][ T2892] nbd_ioctl+0x420/0xc2c [ 559.508599][ T2892] blkdev_ioctl+0x3d8/0xbd0 [ 559.508608][ T2892] block_ioctl+0xa8/0x114 [ 559.508618][ T2892] __arm64_sys_ioctl+0x14c/0x1c8 [ 559.508629][ T2892] invoke_syscall+0x98/0x2b8 [ 559.508639][ T2892] el0_svc_common+0x138/0x258 [ 559.508650][ T2892] do_el0_svc+0x58/0x14c [ 559.508661][ T2892] el0_svc+0x7c/0x1f0 [ 559.508671][ T2892] el0t_64_sync_handler+0x84/0xe4 [ 559.508682][ T2892] el0t_64_sync+0x1a0/0x1a4 [ 559.508693][ T2892] Increasing nr_hw_queues to 2 fails, fallback to 1 [ 559.529191][ T2895] block nbd0: shutting down sockets [ 559.541476][T32137] block nbd4: Receive control failed (result -32) [ 559.541574][ T4000] block nbd4: Receive control failed (result -32) [ 559.542108][ T2870] block nbd4: shutting down sockets [ 559.666338][ T2899] block nbd3: shutting down sockets [ 559.860602][ T2906] block nbd0: Device being setup by another task [ 559.863023][ T2902] FAULT_INJECTION: forcing a failure. [ 559.863023][ T2902] name failslab, interval 1, probability 0, space 0, times 0 [ 559.866346][ T2902] CPU: 0 PID: 2902 Comm: syz-executor.0 Tainted: G W 5.15.151-syzkaller #0 [ 559.866364][ T2902] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 559.866372][ T2902] Call trace: [ 559.866375][ T2902] dump_backtrace+0x0/0x530 [ 559.866390][ T2902] show_stack+0x2c/0x3c [ 559.866400][ T2902] dump_stack_lvl+0x108/0x170 [ 559.876436][ T2902] dump_stack+0x1c/0x58 [ 559.877556][ T2902] should_fail+0x3b8/0x514 [ 559.878729][ T2902] __should_failslab+0xbc/0x110 [ 559.880064][ T2902] should_failslab+0x10/0x28 [ 559.881303][ T2902] slab_pre_alloc_hook+0x64/0xe8 [ 559.882660][ T2902] kmem_cache_alloc+0x98/0x45c [ 559.883941][ T2902] security_inode_alloc+0x30/0x124 [ 559.885291][ T2902] inode_init_always+0x690/0xb14 [ 559.886586][ T2902] new_inode_pseudo+0x7c/0x200 [ 559.887870][ T2902] new_inode+0x38/0x174 [ 559.888988][ T2902] debugfs_create_dir+0xf0/0x420 [ 559.890268][ T2902] nbd_start_device+0x3bc/0xb34 [ 559.891603][ T2902] nbd_ioctl+0x420/0xc2c [ 559.892746][ T2902] blkdev_ioctl+0x3d8/0xbd0 [ 559.893927][ T2902] block_ioctl+0xa8/0x114 [ 559.895106][ T2902] __arm64_sys_ioctl+0x14c/0x1c8 [ 559.896473][ T2902] invoke_syscall+0x98/0x2b8 [ 559.897731][ T2902] el0_svc_common+0x138/0x258 [ 559.899011][ T2902] do_el0_svc+0x58/0x14c [ 559.900164][ T2902] el0_svc+0x7c/0x1f0 [ 559.901273][ T2902] el0t_64_sync_handler+0x84/0xe4 [ 559.902594][ T2902] el0t_64_sync+0x1a0/0x1a4 00:09:19 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) 00:09:19 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xc020660b) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 559.975584][ T2902] debugfs: out of free dentries, can not create directory 'nbd0' [ 559.975633][ T2902] block nbd0: Failed to create debugfs dir for 'nbd0' [ 559.980322][ T2906] block nbd0: shutting down sockets 00:09:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 7) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 560.041479][ T2910] block nbd3: shutting down sockets 00:09:20 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:20 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xc0481273) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 560.156738][ T2912] FAULT_INJECTION: forcing a failure. [ 560.156738][ T2912] name failslab, interval 1, probability 0, space 0, times 0 [ 560.156771][ T2912] CPU: 1 PID: 2912 Comm: syz-executor.0 Tainted: G W 5.15.151-syzkaller #0 [ 560.156785][ T2912] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 560.156793][ T2912] Call trace: [ 560.156797][ T2912] dump_backtrace+0x0/0x530 [ 560.156812][ T2912] show_stack+0x2c/0x3c [ 560.156821][ T2912] dump_stack_lvl+0x108/0x170 [ 560.156833][ T2912] dump_stack+0x1c/0x58 [ 560.156843][ T2912] should_fail+0x3b8/0x514 [ 560.156867][ T2912] __should_failslab+0xbc/0x110 [ 560.156882][ T2912] should_failslab+0x10/0x28 [ 560.156893][ T2912] slab_pre_alloc_hook+0x64/0xe8 [ 560.156905][ T2912] __kmalloc_node+0xbc/0x5b8 [ 560.156916][ T2912] sbitmap_init_node+0x274/0x640 [ 560.156928][ T2912] sbitmap_queue_init_node+0x58/0x7c8 [ 560.156938][ T2912] blk_mq_init_tags+0x130/0x2f0 [ 560.156949][ T2912] blk_mq_alloc_rq_map+0x94/0x19c [ 560.156959][ T2912] __blk_mq_alloc_map_and_request+0x9c/0x2a4 [ 560.156970][ T2912] blk_mq_map_swqueue+0x458/0x1374 [ 560.156980][ T2912] blk_mq_update_nr_hw_queues+0x6d8/0xc58 [ 560.156990][ T2912] nbd_start_device+0x158/0xb34 [ 560.157002][ T2912] nbd_ioctl+0x420/0xc2c [ 560.157012][ T2912] blkdev_ioctl+0x3d8/0xbd0 [ 560.157025][ T2912] block_ioctl+0xa8/0x114 [ 560.157035][ T2912] __arm64_sys_ioctl+0x14c/0x1c8 [ 560.157047][ T2912] invoke_syscall+0x98/0x2b8 [ 560.157058][ T2912] el0_svc_common+0x138/0x258 [ 560.157069][ T2912] do_el0_svc+0x58/0x14c [ 560.157080][ T2912] el0_svc+0x7c/0x1f0 [ 560.157090][ T2912] el0t_64_sync_handler+0x84/0xe4 [ 560.157101][ T2912] el0t_64_sync+0x1a0/0x1a4 [ 560.169472][ T2918] block nbd0: shutting down sockets [ 560.183647][ T2916] block nbd3: shutting down sockets 00:09:20 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) 00:09:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 8) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:20 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_CLOSEMOUNT(0xffffffffffffffff, 0xc0189375, &(0x7f0000000300)=ANY=[@ANYBLOB="010000000100000018000000", @ANYRES32=r0, @ANYBLOB="20020002000000002e2f66fa7e66b202"]) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) ioctl$NBD_DO_IT(r0, 0xab03) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000500), 0xffffffffffffffff) sendmsg$NL802154_CMD_GET_WPAN_PHY(r4, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x28, r5, 0xb426300ddcdc8f75, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}]}, 0x28}}, 0x0) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[@ANYBLOB="20000001", @ANYRES16=r6, @ANYBLOB="200025bd7000fddbdf25030000000c000800ff7f000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x10}, 0x40) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) r9 = dup(r8) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) close_range(r7, r10, 0x0) syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0xc80) connect$inet6(r9, &(0x7f0000000040)={0xa, 0x0, 0x0, @local, 0x3}, 0x1c) mount$9p_fd(0x0, &(0x7f00000003c0)='./file0\x00', &(0x7f0000000040), 0x0, &(0x7f0000000340)={'trans=fd,', {'rfdno', 0x3d, r7}, 0x2c, {'wfdno', 0x3d, r8}, 0x2c, {[], [{@smackfsroot={'smackfsroot', 0x3d, 'trans=fd,'}}]}}) r11 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file1\x00', 0x103042, 0x0) pwritev2(r11, &(0x7f0000000080)=[{&(0x7f00000000c0)="1d", 0xfffffdef}], 0x1, 0x7fff, 0x0, 0x0) r12 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xc00) ioctl$NBD_SET_SIZE_BLOCKS(r12, 0xab07, 0x47fffe) [ 560.322082][ T2926] FAULT_INJECTION: forcing a failure. [ 560.322082][ T2926] name failslab, interval 1, probability 0, space 0, times 0 [ 560.322113][ T2926] CPU: 1 PID: 2926 Comm: syz-executor.0 Tainted: G W 5.15.151-syzkaller #0 [ 560.322127][ T2926] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 560.322135][ T2926] Call trace: [ 560.322139][ T2926] dump_backtrace+0x0/0x530 [ 560.322153][ T2926] show_stack+0x2c/0x3c [ 560.322162][ T2926] dump_stack_lvl+0x108/0x170 [ 560.322174][ T2926] dump_stack+0x1c/0x58 [ 560.322184][ T2926] should_fail+0x3b8/0x514 [ 560.322195][ T2926] __should_failslab+0xbc/0x110 [ 560.322208][ T2926] should_failslab+0x10/0x28 [ 560.322218][ T2926] slab_pre_alloc_hook+0x64/0xe8 [ 560.322231][ T2926] kmem_cache_alloc+0x98/0x45c [ 560.322242][ T2926] new_inode_pseudo+0x110/0x200 [ 560.322252][ T2926] new_inode+0x38/0x174 [ 560.322261][ T2926] __debugfs_create_file+0x13c/0x480 [ 560.322273][ T2926] debugfs_create_file+0x60/0x78 [ 560.322284][ T2926] nbd_start_device+0x40c/0xb34 [ 560.322296][ T2926] nbd_ioctl+0x420/0xc2c [ 560.322307][ T2926] blkdev_ioctl+0x3d8/0xbd0 00:09:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 9) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 560.322318][ T2926] block_ioctl+0xa8/0x114 [ 560.322327][ T2926] __arm64_sys_ioctl+0x14c/0x1c8 [ 560.322339][ T2926] invoke_syscall+0x98/0x2b8 [ 560.322350][ T2926] el0_svc_common+0x138/0x258 [ 560.322361][ T2926] do_el0_svc+0x58/0x14c [ 560.322372][ T2926] el0_svc+0x7c/0x1f0 [ 560.322382][ T2926] el0t_64_sync_handler+0x84/0xe4 [ 560.322393][ T2926] el0t_64_sync+0x1a0/0x1a4 [ 560.322405][ T2926] debugfs: out of free dentries, can not create file 'tasks' [ 560.373710][ T2931] block nbd0: shutting down sockets [ 560.440430][ T2934] block nbd3: shutting down sockets [ 560.460646][T32137] block nbd4: Receive control failed (result -32) [ 560.462409][ T4000] block nbd4: Receive control failed (result -32) [ 560.464801][ T2900] block nbd4: shutting down sockets 00:09:20 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1260) [ 560.491567][ T2933] FAULT_INJECTION: forcing a failure. [ 560.491567][ T2933] name failslab, interval 1, probability 0, space 0, times 0 [ 560.494968][ T2933] CPU: 1 PID: 2933 Comm: syz-executor.0 Tainted: G W 5.15.151-syzkaller #0 [ 560.497610][ T2933] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 560.500288][ T2933] Call trace: [ 560.501206][ T2933] dump_backtrace+0x0/0x530 [ 560.502396][ T2933] show_stack+0x2c/0x3c [ 560.503529][ T2933] dump_stack_lvl+0x108/0x170 [ 560.504815][ T2933] dump_stack+0x1c/0x58 [ 560.505968][ T2933] should_fail+0x3b8/0x514 [ 560.507169][ T2933] __should_failslab+0xbc/0x110 [ 560.508526][ T2933] should_failslab+0x10/0x28 [ 560.509772][ T2933] slab_pre_alloc_hook+0x64/0xe8 [ 560.511140][ T2933] kmem_cache_alloc+0x98/0x45c [ 560.512421][ T2933] security_inode_alloc+0x30/0x124 [ 560.513883][ T2933] inode_init_always+0x690/0xb14 [ 560.515253][ T2933] new_inode_pseudo+0x7c/0x200 [ 560.516545][ T2933] new_inode+0x38/0x174 [ 560.517699][ T2933] __debugfs_create_file+0x13c/0x480 [ 560.519117][ T2933] debugfs_create_file+0x60/0x78 [ 560.519726][ T2934] nbd3: detected capacity change from 0 to 9437180 [ 560.520447][ T2933] nbd_start_device+0x40c/0xb34 [ 560.520465][ T2933] nbd_ioctl+0x420/0xc2c [ 560.520476][ T2933] blkdev_ioctl+0x3d8/0xbd0 [ 560.520487][ T2933] block_ioctl+0xa8/0x114 [ 560.520497][ T2933] __arm64_sys_ioctl+0x14c/0x1c8 [ 560.520509][ T2933] invoke_syscall+0x98/0x2b8 [ 560.529740][ T2933] el0_svc_common+0x138/0x258 [ 560.531068][ T2933] do_el0_svc+0x58/0x14c [ 560.532255][ T2933] el0_svc+0x7c/0x1f0 [ 560.533327][ T2933] el0t_64_sync_handler+0x84/0xe4 [ 560.534688][ T2933] el0t_64_sync+0x1a0/0x1a4 [ 560.536719][ T149] print_req_error: 11 callbacks suppressed [ 560.536731][ T149] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 560.540955][ T2933] debugfs: out of free dentries, can not create file 'tasks' [ 560.542160][ T149] buffer_io_error: 11 callbacks suppressed [ 560.542172][ T149] Buffer I/O error on dev nbd3, logical block 0, async page read [ 560.547189][ T149] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 560.550049][ T149] Buffer I/O error on dev nbd3, logical block 0, async page read [ 560.552327][ T149] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 560.555230][ T149] Buffer I/O error on dev nbd3, logical block 0, async page read [ 560.557437][ T149] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 560.560703][ T149] Buffer I/O error on dev nbd3, logical block 0, async page read [ 560.570705][ T220] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 560.573729][ T220] Buffer I/O error on dev nbd3, logical block 0, async page read [ 560.576679][ T220] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 560.579711][ T220] Buffer I/O error on dev nbd3, logical block 0, async page read [ 560.585110][ T220] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 560.587996][ T220] Buffer I/O error on dev nbd3, logical block 0, async page read [ 560.590315][ T220] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 560.593388][ T220] Buffer I/O error on dev nbd3, logical block 0, async page read [ 560.596127][T31250] ldm_validate_partition_table(): Disk read failed. 00:09:20 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) [ 560.610690][ T2936] block nbd0: shutting down sockets [ 560.612100][ T220] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 560.615135][ T220] Buffer I/O error on dev nbd3, logical block 0, async page read [ 560.617366][ T220] blk_update_request: I/O error, dev nbd3, sector 0 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 0 [ 560.620297][ T220] Buffer I/O error on dev nbd3, logical block 0, async page read [ 560.623687][T31250] Dev nbd3: unable to read RDB block 0 00:09:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 10) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 560.653740][T31250] nbd3: unable to read partition table [ 560.691850][T31250] ldm_validate_partition_table(): Disk read failed. [ 560.692298][T31250] Dev nbd3: unable to read RDB block 0 [ 560.692766][T31250] nbd3: unable to read partition table 00:09:20 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 560.812203][ T2945] FAULT_INJECTION: forcing a failure. [ 560.812203][ T2945] name failslab, interval 1, probability 0, space 0, times 0 [ 560.812232][ T2945] CPU: 0 PID: 2945 Comm: syz-executor.0 Tainted: G W 5.15.151-syzkaller #0 [ 560.812246][ T2945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 560.812254][ T2945] Call trace: [ 560.812258][ T2945] dump_backtrace+0x0/0x530 [ 560.812273][ T2945] show_stack+0x2c/0x3c [ 560.812283][ T2945] dump_stack_lvl+0x108/0x170 [ 560.812295][ T2945] dump_stack+0x1c/0x58 [ 560.812305][ T2945] should_fail+0x3b8/0x514 [ 560.812317][ T2945] __should_failslab+0xbc/0x110 [ 560.812330][ T2945] should_failslab+0x10/0x28 [ 560.812340][ T2945] slab_pre_alloc_hook+0x64/0xe8 [ 560.812353][ T2945] kmem_cache_alloc+0x98/0x45c [ 560.812365][ T2945] security_inode_alloc+0x30/0x124 [ 560.812385][ T2945] inode_init_always+0x690/0xb14 [ 560.812396][ T2945] new_inode_pseudo+0x7c/0x200 [ 560.812406][ T2945] new_inode+0x38/0x174 [ 560.812415][ T2945] __debugfs_create_file+0x13c/0x480 [ 560.812428][ T2945] debugfs_create_file+0x60/0x78 [ 560.812439][ T2945] nbd_start_device+0x40c/0xb34 [ 560.812451][ T2945] nbd_ioctl+0x420/0xc2c [ 560.812462][ T2945] blkdev_ioctl+0x3d8/0xbd0 [ 560.812473][ T2945] block_ioctl+0xa8/0x114 [ 560.812483][ T2945] __arm64_sys_ioctl+0x14c/0x1c8 [ 560.812495][ T2945] invoke_syscall+0x98/0x2b8 [ 560.812507][ T2945] el0_svc_common+0x138/0x258 [ 560.812518][ T2945] do_el0_svc+0x58/0x14c [ 560.812529][ T2945] el0_svc+0x7c/0x1f0 [ 560.812539][ T2945] el0t_64_sync_handler+0x84/0xe4 [ 560.812550][ T2945] el0t_64_sync+0x1a0/0x1a4 [ 560.812707][ T2945] debugfs: out of free dentries, can not create file 'tasks' 00:09:20 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 11) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 560.862051][ T2941] block nbd0: shutting down sockets 00:09:20 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 560.991597][ T2947] FAULT_INJECTION: forcing a failure. [ 560.991597][ T2947] name failslab, interval 1, probability 0, space 0, times 0 [ 560.996911][ T2947] CPU: 1 PID: 2947 Comm: syz-executor.0 Tainted: G W 5.15.151-syzkaller #0 [ 560.999725][ T2947] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 561.002511][ T2947] Call trace: [ 561.003385][ T2947] dump_backtrace+0x0/0x530 [ 561.004590][ T2947] show_stack+0x2c/0x3c [ 561.005748][ T2947] dump_stack_lvl+0x108/0x170 [ 561.007023][ T2947] dump_stack+0x1c/0x58 [ 561.008152][ T2947] should_fail+0x3b8/0x514 [ 561.009378][ T2947] __should_failslab+0xbc/0x110 [ 561.010776][ T2947] should_failslab+0x10/0x28 [ 561.012102][ T2947] slab_pre_alloc_hook+0x64/0xe8 [ 561.013464][ T2947] kmem_cache_alloc+0x98/0x45c [ 561.014796][ T2947] __d_alloc+0x3c/0x6a8 [ 561.015905][ T2947] d_alloc_parallel+0xb8/0x11bc [ 561.017224][ T2947] __lookup_slow+0x108/0x388 [ 561.018472][ T2947] lookup_one_len+0x178/0x28c [ 561.019799][ T2947] start_creating+0x19c/0x2e0 [ 561.021090][ T2947] __debugfs_create_file+0x80/0x480 [ 561.022519][ T2947] debugfs_create_file_unsafe+0x60/0x78 [ 561.024032][ T2947] debugfs_create_u64+0x88/0xa0 [ 561.025324][ T2947] nbd_start_device+0x424/0xb34 [ 561.026656][ T2947] nbd_ioctl+0x420/0xc2c [ 561.027844][ T2947] blkdev_ioctl+0x3d8/0xbd0 [ 561.029086][ T2947] block_ioctl+0xa8/0x114 [ 561.030256][ T2947] __arm64_sys_ioctl+0x14c/0x1c8 [ 561.031566][ T2947] invoke_syscall+0x98/0x2b8 [ 561.032846][ T2947] el0_svc_common+0x138/0x258 [ 561.034121][ T2947] do_el0_svc+0x58/0x14c [ 561.034138][ T2947] el0_svc+0x7c/0x1f0 [ 561.034149][ T2947] el0t_64_sync_handler+0x84/0xe4 [ 561.034160][ T2947] el0t_64_sync+0x1a0/0x1a4 [ 561.131927][ T2043] ieee802154 phy0 wpan0: encryption failed: -22 [ 561.142320][ T2950] block nbd0: shutting down sockets 00:09:21 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:21 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 12) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:21 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 561.337679][ T2954] FAULT_INJECTION: forcing a failure. [ 561.337679][ T2954] name failslab, interval 1, probability 0, space 0, times 0 [ 561.348432][ T2954] CPU: 1 PID: 2954 Comm: syz-executor.0 Tainted: G W 5.15.151-syzkaller #0 [ 561.351121][ T2954] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 561.353949][ T2954] Call trace: [ 561.354833][ T2954] dump_backtrace+0x0/0x530 [ 561.356142][ T2954] show_stack+0x2c/0x3c [ 561.357304][ T2954] dump_stack_lvl+0x108/0x170 [ 561.358575][ T2954] dump_stack+0x1c/0x58 [ 561.359690][ T2954] should_fail+0x3b8/0x514 [ 561.360923][ T2954] __should_failslab+0xbc/0x110 [ 561.362297][ T2954] should_failslab+0x10/0x28 [ 561.363567][ T2954] slab_pre_alloc_hook+0x64/0xe8 [ 561.364958][ T2954] kmem_cache_alloc+0x98/0x45c [ 561.366282][ T2954] new_inode_pseudo+0x110/0x200 [ 561.368574][ T2954] new_inode+0x38/0x174 [ 561.368594][ T2954] __debugfs_create_file+0x13c/0x480 [ 561.368608][ T2954] debugfs_create_file_unsafe+0x60/0x78 [ 561.368620][ T2954] debugfs_create_u64+0x88/0xa0 [ 561.368631][ T2954] nbd_start_device+0x424/0xb34 [ 561.368643][ T2954] nbd_ioctl+0x420/0xc2c 00:09:21 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1261) [ 561.368653][ T2954] blkdev_ioctl+0x3d8/0xbd0 [ 561.368664][ T2954] block_ioctl+0xa8/0x114 [ 561.368675][ T2954] __arm64_sys_ioctl+0x14c/0x1c8 [ 561.368686][ T2954] invoke_syscall+0x98/0x2b8 [ 561.368698][ T2954] el0_svc_common+0x138/0x258 [ 561.368709][ T2954] do_el0_svc+0x58/0x14c [ 561.368720][ T2954] el0_svc+0x7c/0x1f0 [ 561.368731][ T2954] el0t_64_sync_handler+0x84/0xe4 [ 561.368742][ T2954] el0t_64_sync+0x1a0/0x1a4 [ 561.394181][T32137] block nbd4: Receive control failed (result -32) [ 561.394345][ T4000] block nbd4: Receive control failed (result -32) [ 561.395053][ T2935] block nbd4: shutting down sockets [ 561.464644][ T2954] debugfs: out of free dentries, can not create file 'size_bytes' [ 561.472267][ T2957] block nbd0: shutting down sockets 00:09:21 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 13) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) 00:09:21 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) 00:09:21 executing program 3: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$AUTOFS_DEV_IOCTL_CLOSEMOUNT(0xffffffffffffffff, 0xc0189375, &(0x7f0000000300)=ANY=[@ANYBLOB="010000000100000018000000", @ANYRES32=r0, @ANYBLOB="20020002000000002e2f66fa7e66b202"]) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) (async) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (async, rerun: 32) ioctl$NBD_SET_SOCK(r0, 0xab00, r2) (rerun: 32) ioctl$NBD_DO_IT(r0, 0xab03) r3 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) (async, rerun: 32) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000500), 0xffffffffffffffff) sendmsg$NL802154_CMD_GET_WPAN_PHY(r4, &(0x7f00000005c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x28, r5, 0xb426300ddcdc8f75, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}]}, 0x28}}, 0x0) (async, rerun: 64) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), 0xffffffffffffffff) (rerun: 64) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[@ANYBLOB="20000001", @ANYRES16=r6, @ANYBLOB="200025bd7000fddbdf25030000000c000800ff7f000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x10}, 0x40) (async) ioctl$NBD_CLEAR_SOCK(r3, 0xab04) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) r9 = dup(r8) (async) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) close_range(r7, r10, 0x0) (async, rerun: 64) syz_open_dev$ndb(&(0x7f0000000100), 0x0, 0xc80) (rerun: 64) connect$inet6(r9, &(0x7f0000000040)={0xa, 0x0, 0x0, @local, 0x3}, 0x1c) (async) mount$9p_fd(0x0, &(0x7f00000003c0)='./file0\x00', &(0x7f0000000040), 0x0, &(0x7f0000000340)={'trans=fd,', {'rfdno', 0x3d, r7}, 0x2c, {'wfdno', 0x3d, r8}, 0x2c, {[], [{@smackfsroot={'smackfsroot', 0x3d, 'trans=fd,'}}]}}) r11 = openat(0xffffffffffffff9c, &(0x7f00000001c0)='./file1\x00', 0x103042, 0x0) pwritev2(r11, &(0x7f0000000080)=[{&(0x7f00000000c0)="1d", 0xfffffdef}], 0x1, 0x7fff, 0x0, 0x0) (async, rerun: 32) r12 = syz_open_dev$ndb(&(0x7f0000000000), 0x0, 0xc00) (rerun: 32) ioctl$NBD_SET_SIZE_BLOCKS(r12, 0xab07, 0x47fffe) 00:09:21 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, 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0x1000}}, 0x1006) [ 561.676961][ T2965] FAULT_INJECTION: forcing a failure. [ 561.676961][ T2965] name failslab, interval 1, probability 0, space 0, times 0 [ 561.680692][ T2965] CPU: 0 PID: 2965 Comm: syz-executor.0 Tainted: G W 5.15.151-syzkaller #0 [ 561.683278][ T2965] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 561.686056][ T2965] Call trace: [ 561.686981][ T2965] dump_backtrace+0x0/0x530 [ 561.688208][ T2965] show_stack+0x2c/0x3c [ 561.689357][ T2965] dump_stack_lvl+0x108/0x170 [ 561.690590][ T2965] dump_stack+0x1c/0x58 [ 561.691771][ T2965] should_fail+0x3b8/0x514 [ 561.693006][ T2965] __should_failslab+0xbc/0x110 [ 561.694345][ T2965] should_failslab+0x10/0x28 [ 561.695581][ T2965] slab_pre_alloc_hook+0x64/0xe8 [ 561.696878][ T2965] kmem_cache_alloc+0x98/0x45c [ 561.698175][ T2965] __d_alloc+0x3c/0x6a8 [ 561.699320][ T2965] d_alloc_parallel+0xb8/0x11bc [ 561.700615][ T2965] __lookup_slow+0x108/0x388 [ 561.700631][ T2965] lookup_one_len+0x178/0x28c [ 561.700641][ T2965] start_creating+0x19c/0x2e0 [ 561.700653][ T2965] __debugfs_create_file+0x80/0x480 [ 561.700665][ T2965] debugfs_create_file_unsafe+0x60/0x78 [ 561.700676][ T2965] debugfs_create_u32+0x88/0xa0 [ 561.700688][ T2965] nbd_start_device+0x43c/0xb34 [ 561.700700][ T2965] nbd_ioctl+0x420/0xc2c [ 561.700710][ T2965] blkdev_ioctl+0x3d8/0xbd0 00:09:21 executing program 0: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) (fail_nth: 14) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0xab04) [ 561.700721][ T2965] block_ioctl+0xa8/0x114 [ 561.700732][ T2965] __arm64_sys_ioctl+0x14c/0x1c8 [ 561.700743][ T2965] invoke_syscall+0x98/0x2b8 [ 561.700755][ T2965] el0_svc_common+0x138/0x258 [ 561.700766][ T2965] do_el0_svc+0x58/0x14c [ 561.700776][ T2965] el0_svc+0x7c/0x1f0 [ 561.700788][ T2965] el0t_64_sync_handler+0x84/0xe4 [ 561.700798][ T2965] el0t_64_sync+0x1a0/0x1a4 [ 561.733294][ T2968] block nbd0: shutting down sockets 00:09:21 executing program 2: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) r1 = dup(r0) write$UHID_INPUT(r1, &(0x7f0000001040)={0xf, {"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0x1000}}, 0x1006) [ 561.881419][ T2979] block nbd0: Device being setup by another task [ 561.923836][ T2971] Unable to handle kernel paging request at virtual address dfff800000000012 [ 561.923943][ T2971] Mem abort info: [ 561.923952][ T2971] ESR = 0x0000000096000006 [ 561.923964][ T2971] EC = 0x25: DABT (current EL), IL = 32 bits [ 561.923978][ T2971] SET = 0, FnV = 0 [ 561.923989][ T2971] EA = 0, S1PTW = 0 [ 561.923999][ T2971] FSC = 0x06: level 2 translation fault [ 561.924011][ T2971] Data abort info: [ 561.924020][ T2971] ISV = 0, ISS = 0x00000006 [ 561.924030][ T2971] CM = 0, WnR = 0 [ 561.924041][ T2971] [dfff800000000012] address between user and kernel address ranges [ 561.924240][ T2971] Internal error: Oops: 0000000096000006 [#1] PREEMPT SMP [ 561.924253][ T2971] Modules linked in: [ 561.924263][ T2971] CPU: 0 PID: 2971 Comm: syz-executor.0 Tainted: G W 5.15.151-syzkaller #0 [ 561.924276][ T2971] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 561.924283][ T2971] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 561.924297][ T2971] pc : blk_mq_free_rqs+0x358/0x788 [ 561.924314][ T2971] lr : blk_mq_free_rqs+0x31c/0x788 [ 561.924325][ T2971] sp : ffff80001d1c77c0 [ 561.924330][ T2971] x29: ffff80001d1c7800 x28: 1fffe00019794a17 x27: dfff800000000000 [ 561.924349][ T2971] x26: 0000000000000080 x25: 1fffe000197ab808 x24: ffff0000cbd5c044 [ 561.924366][ T2971] x23: ffff00011f110000 x22: 0000000000000090 x21: ffff00011f120000 [ 561.924383][ T2971] x20: 0000000000000001 x19: 0000000000000012 x18: 1fffe000368fe78e [ 561.924400][ T2971] x17: 1fffe000368fe78e x16: ffff80000824d658 x15: ffff8000149aeb80 [ 561.924419][ T2971] x14: 1ffff0000292206a x13: dfff800000000000 x12: 0000000000040000 [ 561.924436][ T2971] x11: 0000000000000000 x10: ffff000118130000 x9 : 0000fffffffffe00 [ 561.924453][ T2971] x8 : 0000000000010000 x7 : 0000000000000000 x6 : 0000000000000000 [ 561.924469][ T2971] x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff800008046860 [ 561.924485][ T2971] x2 : 0000000000000001 x1 : 0000000000000080 x0 : 0000000000000000 [ 561.924502][ T2971] Call trace: [ 561.924506][ T2971] blk_mq_free_rqs+0x358/0x788 [ 561.924518][ T2971] blk_mq_sched_free_requests+0xf0/0x174 [ 561.924529][ T2971] elevator_switch_mq+0x240/0x45c [ 561.924540][ T2971] blk_mq_update_nr_hw_queues+0x490/0xc58 [ 561.924550][ T2971] nbd_start_device+0x158/0xb34 [ 561.924571][ T2971] nbd_ioctl+0x420/0xc2c [ 561.924581][ T2971] blkdev_ioctl+0x3d8/0xbd0 [ 561.924591][ T2971] block_ioctl+0xa8/0x114 [ 561.924601][ T2971] __arm64_sys_ioctl+0x14c/0x1c8 [ 561.924613][ T2971] invoke_syscall+0x98/0x2b8 [ 561.924625][ T2971] el0_svc_common+0x138/0x258 [ 561.924636][ T2971] do_el0_svc+0x58/0x14c [ 561.924646][ T2971] el0_svc+0x7c/0x1f0 [ 561.924657][ T2971] el0t_64_sync_handler+0x84/0xe4 [ 561.924667][ T2971] el0t_64_sync+0x1a0/0x1a4 [ 561.924683][ T2971] Code: 52820008 9ad52108 8b170115 f81f03b7 (387b6a68) [ 561.924691][ T2971] ---[ end trace 92207f82b0bfd6ad ]--- [ 562.276983][T32137] block nbd4: Receive control failed (result -32) [ 562.278804][ T4000] block nbd4: Receive control failed (result -32) [ 562.282340][ T2959] block nbd4: shutting down sockets 00:09:22 executing program 4: r0 = syz_open_dev$ndb(&(0x7f00000000c0), 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x7fff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) ioctl$AUTOFS_DEV_IOCTL_VERSION(0xffffffffffffffff, 0xc0189371, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) ioctl$NBD_DO_IT(r0, 0xab03) r2 = syz_open_dev$ndb(&(0x7f0000000040), 0x0, 0x0) ioctl$NBD_CLEAR_SOCK(r2, 0x1262) [ 562.632539][ T2971] Kernel panic - not syncing: Oops: Fatal exception [ 562.634429][ T2971] SMP: stopping secondary CPUs [ 562.635790][ T2971] Kernel Offset: disabled [ 562.636985][ T2971] CPU features: 0x0,000081c1,21302e40 [ 562.638499][ T2971] Memory Limit: none [ 563.340567][ T2971] Rebooting in 86400 seconds..