)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:32 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:32 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:33 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) 01:45:33 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:45:33 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:34 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:35 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:35 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:35 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:45:36 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:45:37 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:45:37 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:38 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:38 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:38 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:39 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:39 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) 01:45:39 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) 01:45:41 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:42 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:42 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:43 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:43 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:45:44 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) 01:45:44 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) 01:45:45 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:45:46 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:46 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:47 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:47 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) 01:45:47 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) 01:45:47 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:48 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) 01:45:49 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:49 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:49 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) 01:45:50 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:51 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:51 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:52 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:52 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:53 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:53 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) 01:45:54 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(0xffffffffffffffff, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:55 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:45:56 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:45:56 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(0xffffffffffffffff, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:56 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:57 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:45:57 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) 01:45:58 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(0xffffffffffffffff, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:59 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:45:59 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:00 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) 01:46:00 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) 01:46:00 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:01 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) fchdir(0xffffffffffffffff) 01:46:01 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:02 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:02 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:03 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:04 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:04 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:04 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:05 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:05 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:06 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:07 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:07 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:08 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:08 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:09 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:09 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:09 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:09 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:09 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:11 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:12 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:12 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:12 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:12 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:13 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:14 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:14 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:15 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:15 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:15 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:16 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:16 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:16 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:18 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:18 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:18 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:18 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:19 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:20 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:20 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:21 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:21 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:22 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:23 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:23 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:23 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:24 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:24 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:25 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:25 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:26 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:26 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:26 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:27 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:27 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:29 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:29 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:29 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:30 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:31 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:31 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:31 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:32 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, 0xffffffffffffffff) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:33 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, r15) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:33 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, 0xffffffffffffffff) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:34 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, r15) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:34 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:34 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:35 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, 0xffffffffffffffff) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:35 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:36 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:36 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:38 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, r15) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:38 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(0xffffffffffffffff) 01:46:38 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, r15) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:39 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:40 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, r15) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:41 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r18 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r18) fchdir(0xffffffffffffffff) 01:46:41 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:41 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:42 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:42 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, r15) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:43 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:43 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:43 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r18 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r18) fchdir(0xffffffffffffffff) 01:46:45 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:45 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:45 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:46 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r18 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r18) fchdir(0xffffffffffffffff) 01:46:46 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:47 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:47 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:48 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:49 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:49 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:49 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:50 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:50 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:50 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:50 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:52 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r18 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r18) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:52 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r18 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r18) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:53 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:53 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:53 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:54 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:54 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:55 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:55 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) socket$inet(0x2, 0x80001, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:55 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:56 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:57 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:57 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) socket$inet(0x2, 0x80001, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:57 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:58 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:58 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) socket$inet(0x2, 0x80001, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:58 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) socket$inet(0x2, 0x80001, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:46:59 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:46:59 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r5, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:01 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r5, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:01 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) socket$inet(0x2, 0x80001, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:01 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:01 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r18 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r18) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:01 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:01 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:02 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r5, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:03 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000300), 0x12) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r4, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r5 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r6 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r6, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r5) r9 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r9, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r10 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r10, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r11, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r12 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r12) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r13}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:04 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000300), 0x12) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r4, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r5 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r6 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r6, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r5) r9 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r9, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r10 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r10, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r11, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r12 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r12) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r13}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:05 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:05 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000300), 0x12) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r4, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r5 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r6 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r6, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r5) r9 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r9, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r10 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r10, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r11, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r12 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r12) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r13}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:05 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) 01:47:06 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) socket$inet(0x2, 0x80001, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:06 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) 01:47:06 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:07 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r18 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r18) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:08 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000300), 0x12) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r4, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r5 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r6 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r6, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r5) r9 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r9, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r10 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r10, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r11, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r12 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r12) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r13}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:09 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:09 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000300), 0x12) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r4, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r5 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r6 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r6, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r5) r9 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r9, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r10 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r10, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r11, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r12 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r12) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r13}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:09 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) 01:47:10 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) 01:47:11 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:11 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) 01:47:11 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) 01:47:12 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:13 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) 01:47:13 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) 01:47:14 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r18 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r18) r19 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r19) 01:47:14 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r4 = openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r4, &(0x7f0000000300), 0x12) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r5, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:15 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:15 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) 01:47:16 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r4 = openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r4, &(0x7f0000000300), 0x12) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r5, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:16 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r18 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r18) r19 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r19) 01:47:17 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r4 = openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r4, &(0x7f0000000300), 0x12) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r5, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:17 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:18 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:18 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:19 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:19 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:19 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:20 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:20 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:21 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:21 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:22 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:22 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:23 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:23 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:24 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:25 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:25 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r15}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:26 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:26 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r3 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r4 = openat$cgroup_procs(r3, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r4, &(0x7f0000000300), 0x12) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r5, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:26 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:27 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r18 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r18) 01:47:27 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r18 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r18) 01:47:28 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r3 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r4 = openat$cgroup_procs(r3, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r4, &(0x7f0000000300), 0x12) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r5, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:28 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:28 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:30 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:30 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r3 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r4 = openat$cgroup_procs(r3, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r4, &(0x7f0000000300), 0x12) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r5, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:31 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r18 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r18) 01:47:31 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:31 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r3 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r4 = openat$cgroup_procs(r3, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r4, &(0x7f0000000300), 0x12) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r5, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:32 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r3 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r4 = openat$cgroup_procs(r3, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r4, &(0x7f0000000300), 0x12) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r5, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:32 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r3 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r4 = openat$cgroup_procs(r3, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r4, &(0x7f0000000300), 0x12) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r5, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:33 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r3 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r4 = openat$cgroup_procs(r3, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r4, &(0x7f0000000300), 0x12) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r5, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:34 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:34 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r18 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r18) 01:47:35 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r3 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r4 = openat$cgroup_procs(r3, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r4, &(0x7f0000000300), 0x12) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r5, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:35 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r3 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r4 = openat$cgroup_procs(r3, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r4, &(0x7f0000000300), 0x12) r5 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r5, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r6 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r6) r10 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r10, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r10, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r11 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r12, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r13 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r13) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r14}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:36 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r18 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r18) 01:47:36 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:37 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:37 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:37 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r1 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r1, 0x400454de, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r2 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r3, &(0x7f0000000300), 0x12) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r4, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r5 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r6 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r6, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r5) r9 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r9, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r10 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r10, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r11, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r12 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r12) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r13}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:38 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r15 = eventfd2(0x0, 0x0) r16 = fcntl$dupfd(0xffffffffffffffff, 0x0, r15) accept$packet(r16, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r16, 0x29, 0x15, &(0x7f0000000440)={@empty, r17}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r16, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r18 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r18) r19 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r19) r20 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r20) 01:47:39 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) r15 = openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r16 = eventfd2(0x0, 0x0) r17 = fcntl$dupfd(0xffffffffffffffff, 0x0, r16) accept$packet(r17, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r17, 0x29, 0x15, &(0x7f0000000440)={@empty, r18}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r17, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r17, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) r19 = syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r20 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r20) r21 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r21) r22 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r22) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000001880)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000001840)={&(0x7f0000001780)={0xc0, r13, 0x5e49b63e389331a1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, [{0x8, 0x1, r3}, {0x8, 0x1, r14}, {0x8, 0x1, r15}, {0x8, 0x1, r17}, {0x8, 0x1, r19}, {0x8, 0x1, r20}, {0x8, 0x1, r21}, {0x8, 0x1, r4}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_SOCKETS={0xc, 0x7, [{0x8, 0x1, r22}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8000}, 0x8000) 01:47:39 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r1 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r1, 0x400454de, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r2 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r3, &(0x7f0000000300), 0x12) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r4, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r5 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r6 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r6, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r5) r9 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r9, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r10 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r10, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r11, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r12 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r12) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r13}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:40 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r1 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r1, 0x400454de, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r2 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r3, &(0x7f0000000300), 0x12) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r4, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r5 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r6 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r6, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r5) r9 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r9, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r10 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r10, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r11, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r12 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r12) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r13}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:40 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r1 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r1, 0x400454de, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r2 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r3, &(0x7f0000000300), 0x12) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r4, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r5 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r6 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r6, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r5) r9 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r9, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r10 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r10, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r11, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r12 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r12) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r13}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:40 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) r15 = openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r16 = eventfd2(0x0, 0x0) r17 = fcntl$dupfd(0xffffffffffffffff, 0x0, r16) accept$packet(r17, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r17, 0x29, 0x15, &(0x7f0000000440)={@empty, r18}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r17, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r17, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) r19 = syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r20 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r20) r21 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r21) r22 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r22) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000001880)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000001840)={&(0x7f0000001780)={0xc0, r13, 0x5e49b63e389331a1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, [{0x8, 0x1, r3}, {0x8, 0x1, r14}, {0x8, 0x1, r15}, {0x8, 0x1, r17}, {0x8, 0x1, r19}, {0x8, 0x1, r20}, {0x8, 0x1, r21}, {0x8, 0x1, r4}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_SOCKETS={0xc, 0x7, [{0x8, 0x1, r22}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8000}, 0x8000) 01:47:40 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) r15 = openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r16 = eventfd2(0x0, 0x0) r17 = fcntl$dupfd(0xffffffffffffffff, 0x0, r16) accept$packet(r17, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r17, 0x29, 0x15, &(0x7f0000000440)={@empty, r18}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r17, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r17, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) r19 = syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r20 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r20) r21 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r21) r22 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r22) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000001880)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000001840)={&(0x7f0000001780)={0xc0, r13, 0x5e49b63e389331a1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, [{0x8, 0x1, r3}, {0x8, 0x1, r14}, {0x8, 0x1, r15}, {0x8, 0x1, r17}, {0x8, 0x1, r19}, {0x8, 0x1, r20}, {0x8, 0x1, r21}, {0x8, 0x1, r4}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_SOCKETS={0xc, 0x7, [{0x8, 0x1, r22}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8000}, 0x8000) 01:47:40 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) r15 = openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r16 = eventfd2(0x0, 0x0) r17 = fcntl$dupfd(0xffffffffffffffff, 0x0, r16) accept$packet(r17, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r17, 0x29, 0x15, &(0x7f0000000440)={@empty, r18}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r17, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r17, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) r19 = syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r20 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r20) r21 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r21) r22 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r22) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000001880)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000001840)={&(0x7f0000001780)={0xc0, r13, 0x5e49b63e389331a1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, [{0x8, 0x1, r3}, {0x8, 0x1, r14}, {0x8, 0x1, r15}, {0x8, 0x1, r17}, {0x8, 0x1, r19}, {0x8, 0x1, r20}, {0x8, 0x1, r21}, {0x8, 0x1, r4}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_SOCKETS={0xc, 0x7, [{0x8, 0x1, r22}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8000}, 0x8000) 01:47:42 executing program 1: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) r15 = openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r16 = eventfd2(0x0, 0x0) r17 = fcntl$dupfd(0xffffffffffffffff, 0x0, r16) accept$packet(r17, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r17, 0x29, 0x15, &(0x7f0000000440)={@empty, r18}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r17, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r17, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) r19 = syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r20 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r20) r21 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r21) r22 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r22) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000001880)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000001840)={&(0x7f0000001780)={0xc0, r13, 0x5e49b63e389331a1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, [{0x8, 0x1, r3}, {0x8, 0x1, r14}, {0x8, 0x1, r15}, {0x8, 0x1, r17}, {0x8, 0x1, r19}, {0x8, 0x1, r20}, {0x8, 0x1, r21}, {0x8, 0x1, r4}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_SOCKETS={0xc, 0x7, [{0x8, 0x1, r22}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8000}, 0x8000) openat$ppp(0xffffffffffffff9c, 0x0, 0x0, 0x0) 01:47:42 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) r15 = openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r16 = eventfd2(0x0, 0x0) r17 = fcntl$dupfd(0xffffffffffffffff, 0x0, r16) accept$packet(r17, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r17, 0x29, 0x15, &(0x7f0000000440)={@empty, r18}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r17, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r17, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) r19 = syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r20 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r20) r21 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r21) r22 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r22) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000001880)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000001840)={&(0x7f0000001780)={0xc0, r13, 0x5e49b63e389331a1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, [{0x8, 0x1, r3}, {0x8, 0x1, r14}, {0x8, 0x1, r15}, {0x8, 0x1, r17}, {0x8, 0x1, r19}, {0x8, 0x1, r20}, {0x8, 0x1, r21}, {0x8, 0x1, r4}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_SOCKETS={0xc, 0x7, [{0x8, 0x1, r22}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8000}, 0x8000) 01:47:43 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) r15 = openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r16 = eventfd2(0x0, 0x0) r17 = fcntl$dupfd(0xffffffffffffffff, 0x0, r16) accept$packet(r17, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r17, 0x29, 0x15, &(0x7f0000000440)={@empty, r18}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r17, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r17, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) r19 = syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r20 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r20) r21 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r21) r22 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r22) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000001880)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000001840)={&(0x7f0000001780)={0xc0, r13, 0x5e49b63e389331a1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, [{0x8, 0x1, r3}, {0x8, 0x1, r14}, {0x8, 0x1, r15}, {0x8, 0x1, r17}, {0x8, 0x1, r19}, {0x8, 0x1, r20}, {0x8, 0x1, r21}, {0x8, 0x1, r4}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_SOCKETS={0xc, 0x7, [{0x8, 0x1, r22}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8000}, 0x8000) openat$ppp(0xffffffffffffff9c, 0x0, 0x0, 0x0) 01:47:43 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) syz_open_dev$amidi(0x0, 0x4f6, 0x10000) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r2 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r3, &(0x7f0000000300), 0x12) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r4, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r5 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r6 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r6, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r5) r9 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r9, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r10 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r10, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r11, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r12 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r12) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r13}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:44 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x20}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x10006, 0x80011, r1, 0x0) pipe(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = syz_open_procfs(0x0, &(0x7f0000dec000)='smaps\x00') sendfile(r2, r3, 0x0, 0x320f) writev(0xffffffffffffffff, 0x0, 0x0) r4 = socket$kcm(0x11, 0x8000000000000003, 0x0) setsockopt$sock_attach_bpf(r4, 0x107, 0xf, &(0x7f0000001640), 0x4) sendmsg(r4, &(0x7f0000000440)={&(0x7f00000001c0)=@nfc={0x104, 0x3}, 0x80, &(0x7f0000000140)=[{&(0x7f0000001680)="84840e00fb2b08233e496d5671dc71ff2b291b2c1501772502bb867063f72c47862a15257781bcf1d1e498104d082833914ee68a", 0x34}], 0x1, 0x0, 0x0, 0x1a0}, 0x0) close(r4) syz_open_procfs(0x0, 0x0) socket$inet6(0xa, 0x800000000000002, 0x0) ioctl$sock_SIOCBRDELBR(0xffffffffffffffff, 0x89a1, 0x0) ioctl$KVM_KVMCLOCK_CTRL(r2, 0xaead) connect$inet6(0xffffffffffffffff, 0x0, 0x0) r5 = open(&(0x7f0000000200)='./file0\x00', 0x0, 0x0) socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f0000000240)=ANY=[], 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) r6 = socket$inet6(0xa, 0x3, 0x6) r7 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r7) ioctl$KVM_KVMCLOCK_CTRL(r7, 0xaead) r8 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r8) ioctl$SNDRV_PCM_IOCTL_TTSTAMP(r8, 0x40044103, &(0x7f0000000000)=0x8) r9 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') write$binfmt_aout(r5, &(0x7f0000003e00)=ANY=[@ANYBLOB="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"], 0x1320) sendfile(r6, r9, &(0x7f0000000240)=0x202, 0x4000000000dc) 01:47:44 executing program 0 (fault-call:16 fault-nth:0): r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x0, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) futimesat(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x0, 0x0) preadv(r3, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) 01:47:45 executing program 2 (fault-call:6 fault-nth:0): r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) r1 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r2 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r2, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r1) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) [ 1045.336872][T24862] FAULT_INJECTION: forcing a failure. [ 1045.336872][T24862] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 1045.352157][T24862] CPU: 0 PID: 24862 Comm: syz-executor.0 Not tainted 5.5.0-rc6-syzkaller #0 [ 1045.360841][T24862] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1045.370949][T24862] Call Trace: [ 1045.374335][T24862] dump_stack+0x197/0x210 [ 1045.378715][T24862] should_fail.cold+0xa/0x15 [ 1045.383318][T24862] ? fault_create_debugfs_attr+0x180/0x180 [ 1045.383400][T24868] FAULT_INJECTION: forcing a failure. [ 1045.383400][T24868] name failslab, interval 1, probability 0, space 0, times 1 [ 1045.389162][T24862] ? ___might_sleep+0x163/0x2c0 [ 1045.389321][T24862] should_fail_alloc_page+0x50/0x60 [ 1045.411858][T24862] __alloc_pages_nodemask+0x1a1/0x910 [ 1045.417283][T24862] ? mark_held_locks+0xa4/0xf0 [ 1045.422101][T24862] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1045.427571][T24862] ? __alloc_pages_slowpath+0x2920/0x2920 [ 1045.433294][T24862] ? lockdep_hardirqs_on+0x421/0x5e0 [ 1045.438590][T24862] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1045.444113][T24862] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 1045.450417][T24862] alloc_pages_current+0x107/0x210 [ 1045.455581][T24862] ? retint_kernel+0x2b/0x2b [ 1045.460216][T24862] pte_alloc_one+0x1b/0x1a0 [ 1045.464760][T24862] __do_fault+0x2dd/0x540 [ 1045.469098][T24862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1045.475356][T24862] __handle_mm_fault+0x28fb/0x3cc0 [ 1045.480479][T24862] ? apply_to_existing_page_range+0x50/0x50 [ 1045.486371][T24862] ? handle_mm_fault+0x292/0xa50 [ 1045.491327][T24862] ? handle_mm_fault+0x7a0/0xa50 [ 1045.496326][T24862] ? __kasan_check_read+0x11/0x20 [ 1045.501360][T24862] handle_mm_fault+0x3b2/0xa50 [ 1045.506175][T24862] __do_page_fault+0x536/0xd80 [ 1045.510952][T24862] do_page_fault+0x38/0x590 [ 1045.515459][T24862] page_fault+0x39/0x40 [ 1045.519663][T24862] RIP: 0010:copy_user_enhanced_fast_string+0xe/0x30 [ 1045.526256][T24862] Code: 89 d1 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 31 c0 0f 1f 00 c3 0f 1f 80 00 00 00 00 0f 1f 00 83 fa 40 0f 82 70 ff ff ff 89 d1 a4 31 c0 0f 1f 00 c3 66 2e 0f 1f 84 00 00 00 00 00 89 d1 f3 a4 [ 1045.545874][T24862] RSP: 0018:ffffc90001dc77e8 EFLAGS: 00010206 [ 1045.551945][T24862] RAX: 0000000000000001 RBX: 0000000000001000 RCX: 0000000000000400 [ 1045.559918][T24862] RDX: 0000000000001000 RSI: ffff88809aa3ac00 RDI: 0000000020200000 [ 1045.567890][T24862] RBP: ffffc90001dc7820 R08: ffffed1013547600 R09: 0000000000000000 [ 1045.575865][T24862] R10: ffffed10135475ff R11: ffff88809aa3afff R12: 00000000201ff400 [ 1045.583836][T24862] R13: ffff88809aa3a000 R14: 0000000020200400 R15: 00007ffffffff000 [ 1045.591881][T24862] ? copyout+0x12d/0x150 [ 1045.596177][T24862] copy_page_to_iter+0x3df/0xe30 [ 1045.601221][T24862] generic_file_read_iter+0x9d5/0x2cf0 [ 1045.606745][T24862] ? aa_file_perm+0x617/0x1600 [ 1045.611575][T24862] ? trace_hardirqs_on_caller+0x6a/0x240 [ 1045.617226][T24862] ? filemap_write_and_wait_range+0x1d0/0x1d0 [ 1045.623295][T24862] ? __might_fault+0x12b/0x1e0 [ 1045.628068][T24862] ? lock_downgrade+0x920/0x920 [ 1045.632926][T24862] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1045.639206][T24862] ? fsnotify+0x7fd/0xbb0 [ 1045.643546][T24862] blkdev_read_iter+0x120/0x190 [ 1045.648441][T24862] do_iter_readv_writev+0x711/0x8f0 [ 1045.653648][T24862] ? no_seek_end_llseek_size+0x70/0x70 [ 1045.659124][T24862] ? rw_verify_area+0x126/0x360 [ 1045.663978][T24862] do_iter_read+0x27c/0x660 [ 1045.668480][T24862] ? dup_iter+0x260/0x260 [ 1045.672865][T24862] ? __fget+0x35d/0x550 [ 1045.677067][T24862] vfs_readv+0xf0/0x160 [ 1045.681235][T24862] ? compat_rw_copy_check_uvector+0x4c0/0x4c0 [ 1045.687304][T24862] ? __kasan_check_read+0x11/0x20 [ 1045.692344][T24862] ? ksys_dup3+0x3e0/0x3e0 [ 1045.696765][T24862] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1045.702228][T24862] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1045.707692][T24862] ? __fget_light+0x1a9/0x230 [ 1045.712371][T24862] do_preadv+0x1c4/0x280 [ 1045.716617][T24862] ? do_readv+0x330/0x330 [ 1045.720947][T24862] ? retint_kernel+0x2b/0x2b [ 1045.725555][T24862] __x64_sys_preadv+0x9a/0xf0 [ 1045.730237][T24862] ? do_syscall_64+0x5b/0x790 [ 1045.734918][T24862] do_syscall_64+0xfa/0x790 [ 1045.739428][T24862] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1045.745330][T24862] RIP: 0033:0x45af49 [ 1045.749226][T24862] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1045.768828][T24862] RSP: 002b:00007fe60dfd5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000127 [ 1045.777225][T24862] RAX: ffffffffffffffda RBX: 00007fe60dfd5c90 RCX: 000000000045af49 [ 1045.785179][T24862] RDX: 0000000000000001 RSI: 0000000020000040 RDI: 0000000000000005 [ 1045.793137][T24862] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 1045.801099][T24862] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe60dfd66d4 [ 1045.809051][T24862] R13: 00000000004c954e R14: 00000000004e2100 R15: 0000000000000006 [ 1045.820922][T24868] CPU: 0 PID: 24868 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 1045.829616][T24868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1045.839673][T24868] Call Trace: [ 1045.843058][T24868] dump_stack+0x197/0x210 [ 1045.847404][T24868] should_fail.cold+0xa/0x15 [ 1045.852006][T24868] ? fault_create_debugfs_attr+0x180/0x180 [ 1045.857827][T24868] ? ___might_sleep+0x163/0x2c0 [ 1045.862692][T24868] __should_failslab+0x121/0x190 [ 1045.867691][T24868] should_failslab+0x9/0x14 [ 1045.872208][T24868] __kmalloc+0x2e0/0x770 [ 1045.876513][T24868] ? tomoyo_realpath_from_path+0xc5/0x660 [ 1045.882249][T24868] tomoyo_realpath_from_path+0xc5/0x660 01:47:45 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) syz_open_dev$amidi(0x0, 0x4f6, 0x10000) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r2 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r3, &(0x7f0000000300), 0x12) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r4, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r5 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r6 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r6, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r5) r9 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r9, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r10 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r10, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r11, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r12 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r12) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r13}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) [ 1045.887802][T24868] ? tomoyo_path_number_perm+0x193/0x520 [ 1045.893448][T24868] tomoyo_path_number_perm+0x1dd/0x520 [ 1045.898912][T24868] ? tomoyo_path_number_perm+0x193/0x520 [ 1045.904560][T24868] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 1045.910371][T24868] ? __f_unlock_pos+0x19/0x20 [ 1045.915082][T24868] ? __fget+0x37f/0x550 [ 1045.919234][T24868] ? ksys_dup3+0x3e0/0x3e0 [ 1045.923653][T24868] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1045.929135][T24868] tomoyo_file_ioctl+0x23/0x30 [ 1045.933989][T24868] security_file_ioctl+0x77/0xc0 [ 1045.938941][T24868] ksys_ioctl+0x57/0xd0 [ 1045.943108][T24868] __x64_sys_ioctl+0x73/0xb0 [ 1045.947710][T24868] do_syscall_64+0xfa/0x790 [ 1045.952231][T24868] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1045.958144][T24868] RIP: 0033:0x45af49 [ 1045.962040][T24868] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1045.981647][T24868] RSP: 002b:00007f772e504c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 01:47:45 executing program 3: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) r3 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r3, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r4 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r5 = openat$cgroup_procs(r4, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r5, &(0x7f0000000300), 0x12) r6 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r6, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r7 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r9 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r9, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r7) r11 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r11, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r11, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r12 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') sendfile(r11, r12, &(0x7f0000000240)=0x202, 0x4000000000dc) r13 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r13, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r14 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r14) r15 = openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) r16 = eventfd2(0x0, 0x0) r17 = fcntl$dupfd(0xffffffffffffffff, 0x0, r16) accept$packet(r17, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r17, 0x29, 0x15, &(0x7f0000000440)={@empty, r18}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r17, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r17, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) r19 = syz_open_dev$vcsn(&(0x7f0000001740)='/dev/vcs#\x00', 0x0, 0x20000) r20 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r20) r21 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r21) r22 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r22) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000001880)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000001840)={&(0x7f0000001780)={0xc0, r13, 0x5e49b63e389331a1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, [{0x8, 0x1, r3}, {0x8, 0x1, r14}, {0x8, 0x1, r15}, {0x8, 0x1, r17}, {0x8, 0x1, r19}, {0x8, 0x1, r20}, {0x8, 0x1, r21}, {0x8, 0x1, r4}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_SOCKETS={0xc, 0x7, [{0x8, 0x1, r22}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8000}, 0x8000) [ 1045.990062][T24868] RAX: ffffffffffffffda RBX: 00007f772e504c90 RCX: 000000000045af49 [ 1045.998041][T24868] RDX: 0000000020000000 RSI: 0000000000004601 RDI: 0000000000000004 [ 1046.006024][T24868] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 1046.014008][T24868] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f772e5056d4 [ 1046.021988][T24868] R13: 00000000004c3903 R14: 00000000004da078 R15: 0000000000000005 [ 1046.039828][T24868] ERROR: Out of memory at tomoyo_realpath_from_path. 01:47:46 executing program 2 (fault-call:6 fault-nth:1): r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) r1 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r2 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r2, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r1) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:46 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x0, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) futimesat(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x0, 0x0) preadv(r3, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) [ 1046.311760][T24879] FAULT_INJECTION: forcing a failure. [ 1046.311760][T24879] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 1046.325015][T24879] CPU: 0 PID: 24879 Comm: syz-executor.2 Not tainted 5.5.0-rc6-syzkaller #0 [ 1046.333687][T24879] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1046.343743][T24879] Call Trace: [ 1046.347045][T24879] dump_stack+0x197/0x210 [ 1046.351390][T24879] should_fail.cold+0xa/0x15 [ 1046.355993][T24879] ? fault_create_debugfs_attr+0x180/0x180 [ 1046.361807][T24879] ? __kasan_check_read+0x11/0x20 [ 1046.366843][T24879] ? mark_lock+0xc2/0x1220 [ 1046.371295][T24879] should_fail_alloc_page+0x50/0x60 [ 1046.376601][T24879] __alloc_pages_nodemask+0x1a1/0x910 [ 1046.381982][T24879] ? lockdep_hardirqs_on+0x421/0x5e0 [ 1046.387287][T24879] ? retint_kernel+0x2b/0x2b [ 1046.391889][T24879] ? __alloc_pages_slowpath+0x2920/0x2920 [ 1046.397628][T24879] ? fault_create_debugfs_attr+0x180/0x180 [ 1046.403449][T24879] cache_grow_begin+0x90/0xc60 [ 1046.408222][T24879] ? tomoyo_realpath_from_path+0xc5/0x660 [ 1046.413949][T24879] ? trace_hardirqs_off+0x62/0x240 [ 1046.419070][T24879] __kmalloc+0x6b2/0x770 [ 1046.423318][T24879] ? mark_held_locks+0xf0/0xf0 [ 1046.428086][T24879] ? mark_lock+0xc2/0x1220 [ 1046.432509][T24879] ? tomoyo_realpath_from_path+0xc5/0x660 [ 1046.438236][T24879] tomoyo_realpath_from_path+0xc5/0x660 [ 1046.443788][T24879] ? tomoyo_path_number_perm+0x193/0x520 [ 1046.449442][T24879] tomoyo_path_number_perm+0x1dd/0x520 [ 1046.454899][T24879] ? tomoyo_path_number_perm+0x193/0x520 [ 1046.460537][T24879] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 1046.466347][T24879] ? __f_unlock_pos+0x19/0x20 [ 1046.471057][T24879] ? __fget+0x37f/0x550 [ 1046.475217][T24879] ? ksys_dup3+0x3e0/0x3e0 [ 1046.479647][T24879] tomoyo_file_ioctl+0x23/0x30 [ 1046.484417][T24879] security_file_ioctl+0x77/0xc0 [ 1046.489364][T24879] ksys_ioctl+0x57/0xd0 [ 1046.493523][T24879] __x64_sys_ioctl+0x73/0xb0 [ 1046.498120][T24879] ? do_syscall_64+0x5b/0x790 [ 1046.503172][T24879] do_syscall_64+0xfa/0x790 [ 1046.507687][T24879] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1046.513592][T24879] RIP: 0033:0x45af49 [ 1046.517490][T24879] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1046.537100][T24879] RSP: 002b:00007f772e504c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1046.545520][T24879] RAX: ffffffffffffffda RBX: 00007f772e504c90 RCX: 000000000045af49 [ 1046.553494][T24879] RDX: 0000000020000000 RSI: 0000000000004601 RDI: 0000000000000004 [ 1046.561464][T24879] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 1046.569435][T24879] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f772e5056d4 [ 1046.577404][T24879] R13: 00000000004c3903 R14: 00000000004da078 R15: 0000000000000005 01:47:46 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x0, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) futimesat(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x0, 0x0) preadv(r3, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x2000}], 0x1, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) 01:47:47 executing program 1 (fault-call:16 fault-nth:0): perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r0, 0x400454de, 0x0) r1 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000300), 0x12) socket$inet(0x2, 0x80001, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) openat$fb0(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r2) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1}, 0x20) connect$inet6(0xffffffffffffffff, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, 0x0, 0x0) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:47 executing program 2 (fault-call:6 fault-nth:2): r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) r1 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r2 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r2, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r1) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:47 executing program 4 (fault-call:2 fault-nth:0): perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r0, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, 0x0, 0x0) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:47 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x0, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) futimesat(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x0, 0x0) preadv(r3, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3000}], 0x1, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) [ 1047.624335][T24909] FAULT_INJECTION: forcing a failure. [ 1047.624335][T24909] name failslab, interval 1, probability 0, space 0, times 0 [ 1047.704922][T24909] CPU: 1 PID: 24909 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 1047.713730][T24909] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1047.723788][T24909] Call Trace: [ 1047.727100][T24909] dump_stack+0x197/0x210 [ 1047.731444][T24909] should_fail.cold+0xa/0x15 [ 1047.736046][T24909] ? fault_create_debugfs_attr+0x180/0x180 [ 1047.741862][T24909] ? ___might_sleep+0x163/0x2c0 [ 1047.746733][T24909] __should_failslab+0x121/0x190 [ 1047.751679][T24909] should_failslab+0x9/0x14 [ 1047.756191][T24909] __kmalloc+0x2e0/0x770 [ 1047.757809][T24918] FAULT_INJECTION: forcing a failure. [ 1047.757809][T24918] name failslab, interval 1, probability 0, space 0, times 0 [ 1047.760431][T24909] ? mark_held_locks+0xf0/0xf0 [ 1047.760446][T24909] ? mark_lock+0xc2/0x1220 [ 1047.760470][T24909] ? tomoyo_realpath_from_path+0xc5/0x660 [ 1047.760493][T24909] tomoyo_realpath_from_path+0xc5/0x660 [ 1047.760510][T24909] ? tomoyo_path_number_perm+0x193/0x520 [ 1047.760533][T24909] tomoyo_path_number_perm+0x1dd/0x520 [ 1047.760548][T24909] ? tomoyo_path_number_perm+0x193/0x520 [ 1047.760567][T24909] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 1047.760582][T24909] ? __f_unlock_pos+0x19/0x20 [ 1047.760628][T24909] ? __fget+0x37f/0x550 [ 1047.760649][T24909] ? ksys_dup3+0x3e0/0x3e0 [ 1047.760674][T24909] tomoyo_file_ioctl+0x23/0x30 [ 1047.760691][T24909] security_file_ioctl+0x77/0xc0 [ 1047.760710][T24909] ksys_ioctl+0x57/0xd0 [ 1047.760729][T24909] __x64_sys_ioctl+0x73/0xb0 [ 1047.760748][T24909] do_syscall_64+0xfa/0x790 [ 1047.760769][T24909] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1047.760781][T24909] RIP: 0033:0x45af49 [ 1047.760806][T24909] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1047.881640][T24909] RSP: 002b:00007f8b41aa0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1047.890053][T24909] RAX: ffffffffffffffda RBX: 00007f8b41aa0c90 RCX: 000000000045af49 [ 1047.898023][T24909] RDX: 0000000020000000 RSI: 0000000000004601 RDI: 0000000000000006 [ 1047.905996][T24909] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 1047.913970][T24909] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8b41aa16d4 [ 1047.921941][T24909] R13: 00000000004c3903 R14: 00000000004da078 R15: 0000000000000007 [ 1047.937026][T24918] CPU: 0 PID: 24918 Comm: syz-executor.4 Not tainted 5.5.0-rc6-syzkaller #0 [ 1047.943624][T24909] ERROR: Out of memory at tomoyo_realpath_from_path. [ 1047.945709][T24918] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1047.945716][T24918] Call Trace: [ 1047.945744][T24918] dump_stack+0x197/0x210 [ 1047.945767][T24918] should_fail.cold+0xa/0x15 [ 1047.945786][T24918] ? fault_create_debugfs_attr+0x180/0x180 [ 1047.945807][T24918] ? ___might_sleep+0x163/0x2c0 [ 1047.986016][T24918] __should_failslab+0x121/0x190 [ 1047.986036][T24918] should_failslab+0x9/0x14 [ 1047.986054][T24918] __kmalloc+0x2e0/0x770 [ 1047.986068][T24918] ? mark_held_locks+0xf0/0xf0 [ 1047.986082][T24918] ? mark_lock+0xc2/0x1220 [ 1047.986099][T24918] ? _parse_integer+0x190/0x190 [ 1047.986119][T24918] ? tomoyo_realpath_from_path+0xc5/0x660 [ 1047.986140][T24918] tomoyo_realpath_from_path+0xc5/0x660 [ 1047.986156][T24918] ? tomoyo_path_number_perm+0x193/0x520 [ 1047.986181][T24918] tomoyo_path_number_perm+0x1dd/0x520 [ 1047.986196][T24918] ? tomoyo_path_number_perm+0x193/0x520 [ 1047.986217][T24918] ? tomoyo_execute_permission+0x4a0/0x4a0 [ 1047.986231][T24918] ? lockdep_hardirqs_on+0x421/0x5e0 [ 1047.986278][T24918] ? __fget+0x37f/0x550 [ 1047.986298][T24918] ? ksys_dup3+0x3e0/0x3e0 [ 1047.986315][T24918] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 1047.986331][T24918] ? fput_many+0x12c/0x1a0 [ 1047.986353][T24918] tomoyo_file_ioctl+0x23/0x30 [ 1047.986370][T24918] security_file_ioctl+0x77/0xc0 [ 1047.986389][T24918] ksys_ioctl+0x57/0xd0 [ 1047.986408][T24918] __x64_sys_ioctl+0x73/0xb0 [ 1047.986427][T24918] do_syscall_64+0xfa/0x790 [ 1047.986449][T24918] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1047.986461][T24918] RIP: 0033:0x45af49 [ 1047.986477][T24918] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1047.986486][T24918] RSP: 002b:00007fe010d67c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 01:47:48 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x0, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) futimesat(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x0, 0x0) preadv(r3, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x4000}], 0x1, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) 01:47:48 executing program 1 (fault-call:16 fault-nth:1): perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r0, 0x400454de, 0x0) r1 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000300), 0x12) socket$inet(0x2, 0x80001, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) openat$fb0(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r2) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1}, 0x20) connect$inet6(0xffffffffffffffff, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, 0x0, 0x0) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:48 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) r1 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r2 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r2, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r1) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) [ 1047.986500][T24918] RAX: ffffffffffffffda RBX: 00007fe010d67c90 RCX: 000000000045af49 [ 1047.986510][T24918] RDX: 0000000020000000 RSI: 0000000000004601 RDI: 0000000000000004 [ 1047.986519][T24918] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 1047.986527][T24918] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe010d686d4 [ 1047.986536][T24918] R13: 00000000004c3903 R14: 00000000004da078 R15: 0000000000000005 [ 1048.015288][T24918] ERROR: Out of memory at tomoyo_realpath_from_path. 01:47:48 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) syz_open_dev$amidi(0x0, 0x4f6, 0x10000) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r2 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r3, &(0x7f0000000300), 0x12) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r4, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r5 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r6 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r6, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r5) r9 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r9, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r10 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r10, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r11, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r12 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r12) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r13}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:48 executing program 3 (fault-call:9 fault-nth:0): getpid() perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$TUNSETVNETBE(0xffffffffffffffff, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, 0xffffffffffffffff, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(0xffffffffffffffff, 0x0, &(0x7f0000000340)={{}, {0x77359400}}) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r0, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) syz_genetlink_get_family_id$nbd(0x0) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(0x0, 0x0, 0x0) 01:47:48 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r0, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, 0x0, 0x0) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:48 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/vga_arbiter\x00', 0x808c0, 0x0) setsockopt$inet6_int(r1, 0x29, 0x7, &(0x7f0000001400), 0x4) r2 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) openat$apparmor_thread_current(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/thread-self/attr/current\x00', 0x2, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r4 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000300)='/dev/bsg\x00', 0x8000, 0x0) ioctl$ASHMEM_GET_NAME(r4, 0x81007702, &(0x7f0000000340)=""/50) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r2) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000001440)={0xffffffffffffffff, &(0x7f0000001500)="2642b3d771830cffcdc2ad0902a509ae852ffb44079367a3c1f76c629bf957b2d8540f7c5cc8820f704f04848d6e049d9ff6dc7410f61c47cf54613345c5903a2c", &(0x7f0000001480)="7727eb19d89e2c99c8156e241a0537b89f0280c1cb50dab66867b05e0f9db491f03f48aebc773d3505dbcfc324e119fa30501e14baa1f260049c0f6690084911aa758a911fb3d060a9d030f06761b1791e29dc", 0x6}, 0xffffffffffffffbf) r5 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/dlm-control\x00', 0x100, 0x0) ioctl$SCSI_IOCTL_SYNC(r5, 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:48 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r0, 0x400454de, 0x0) r1 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000300), 0x12) socket$inet(0x2, 0x80001, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) openat$fb0(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r2) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1}, 0x20) connect$inet6(0xffffffffffffffff, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, 0x0, 0x0) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:48 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x0, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) futimesat(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x0, 0x0) preadv(r3, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x5000}], 0x1, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) 01:47:49 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x0, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) futimesat(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x0, 0x0) preadv(r3, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x6000}], 0x1, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) 01:47:49 executing program 3: getpid() perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$TUNSETVNETBE(0xffffffffffffffff, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, 0xffffffffffffffff, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(0xffffffffffffffff, 0x0, &(0x7f0000000340)={{}, {0x77359400}}) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r0, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) syz_genetlink_get_family_id$nbd(0x0) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(0x0, 0x0, 0x0) 01:47:49 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r0, 0x400454de, 0x0) r1 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000300), 0x12) socket$inet(0x2, 0x80001, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) openat$fb0(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r2) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1}, 0x20) connect$inet6(0xffffffffffffffff, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x22867e5793ba5533) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, 0x0, 0x0) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:49 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r0, 0x2, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, 0x0, 0x0) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:49 executing program 3: getpid() perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$TUNSETVNETBE(0xffffffffffffffff, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, 0xffffffffffffffff, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(0xffffffffffffffff, 0x0, &(0x7f0000000340)={{}, {0x77359400}}) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r0, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) syz_genetlink_get_family_id$nbd(0x0) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ubi_ctrl\x00', 0x602680, 0x0) setsockopt$inet_dccp_buf(r1, 0x21, 0xf, &(0x7f0000000280)="a1e28772d35fa6b1f8efb3f6d36658a606fbd4e8638e6450b2de25c4a25c6cbb56c4ec3399d845bae29718ddf21025bb68881bfef0e106b815ac1459a23a57deedeb822172c33a3806efa1cc08579b13265666a098cb549ff09c753f876b30374584772557c911d7ef85fcd0b714beb59694c326fadc6d9bc28da41db6b9bb0d3b57c98f9b3d8a399630abd2070aad92f56c624ccfbdcedc2795363b83407cba6b763d4c5a2851365b501232", 0xac) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(0x0, 0x0, 0x0) 01:47:49 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = eventfd2(0x0, 0x0) r2 = fcntl$dupfd(0xffffffffffffffff, 0x0, r1) accept$packet(r2, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r2, 0x29, 0x15, &(0x7f0000000440)={@empty, r3}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r2, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) ioctl$INOTIFY_IOC_SETNEXTWD(r2, 0x40044900, 0x4) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) r4 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r5 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r5, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x400, 0x0, 0x800, 0x4, 0x0, {}, {}, {}, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xbf9, 0x0, 0x0, 0x0, 0x0, 0x3}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) r6 = openat$sequencer2(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/sequencer2\x00', 0x2000, 0x0) ioctl$VT_RELDISP(r6, 0x5605) dup2(0xffffffffffffffff, r4) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:50 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) ioctl$TUNSETVNETBE(0xffffffffffffffff, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r2 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r3, &(0x7f0000000300), 0x12) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r4, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r5 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r6 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r6, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r5) r9 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r9, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r10 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r10, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r11, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r12 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r12) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r13}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:50 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r0, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, 0x0, 0x0) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:50 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x0, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) futimesat(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x0, 0x0) preadv(r3, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x7000}], 0x1, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) 01:47:50 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r0, 0x400454de, 0x0) r1 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000300), 0x12) socket$inet(0x2, 0x80001, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) openat$fb0(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r2) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1}, 0x20) connect$inet6(0xffffffffffffffff, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, 0x0, 0x0) fchdir(0xffffffffffffffff) r4 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r4, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) fchdir(r1) 01:47:50 executing program 3: pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) getsockname$netlink(r0, &(0x7f0000000100), &(0x7f0000000140)=0xc) getpid() perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$TUNSETVNETBE(0xffffffffffffffff, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, 0xffffffffffffffff, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(0xffffffffffffffff, 0x0, &(0x7f0000000340)={{}, {0x77359400}}) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r1 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r1, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) syz_genetlink_get_family_id$nbd(0x0) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(0x0, 0x0, 0x0) 01:47:50 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) r1 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) r2 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r2, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/fb0\x00', 0x4f42, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4, 0x0, {}, {}, {}, {}, 0x0, 0x40, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x1}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r1) syz_emit_ethernet(0x46, &(0x7f00000024c0)={@broadcast, @local, @void, {@ipv6={0x86dd, @icmpv6={0x0, 0x6, "a4f008", 0x10, 0x3a, 0xff, @initdev={0xfe, 0xd, [], 0x0, 0x0}, @local, {[], @ndisc_ra}}}}}, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:50 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x0, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) futimesat(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x0, 0x0) preadv(r3, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x9000}], 0x1, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) 01:47:50 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r0, 0x227d, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, 0x0, 0x0) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:50 executing program 1: perf_event_open(&(0x7f000001d000)={0x4, 0x70, 0x2, 0x0, 0x0, 0x0, 0x0, 0x339, 0x23010, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xaf21220f1b2da49b) r0 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r0, 0x400454de, 0x0) r1 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000300), 0x12) socket$inet(0x2, 0x80001, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) openat$fb0(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}) ioctl$UI_SET_PHYS(r1, 0x4008556c, &(0x7f00000000c0)='syz0\x00') openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r2) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r4, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r4, 0x84, 0x6f, &(0x7f0000000100)={0x0, 0x10, &(0x7f0000000040)=[@in={0x2, 0x0, @dev}]}, &(0x7f0000000600)=0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r4, 0x84, 0x71, &(0x7f0000000480)={r5, @in6={{0xa, 0x0, 0x0, @mcast1}}, [0x0, 0x0, 0xfffffffffffff001]}, &(0x7f0000000140)=0x100) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r4, 0x29, 0x20, &(0x7f00000001c0)={@loopback, 0xfffffffc, 0x9b901753d88aaca8, 0x1}, 0x3fd) connect$inet6(0xffffffffffffffff, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') eventfd2(0x0, 0x0) r6 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dlm-control\x00', 0x2000, 0x0) accept$packet(r6, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f0000000240)=0xffffffffffffff1b) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, 0x0, 0x0) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:51 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x0, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) futimesat(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x0, 0x0) preadv(r3, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0xa000}], 0x1, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) 01:47:51 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) r1 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r2 = open(&(0x7f0000000140)='./file0\x00', 0x400000, 0x0) r3 = socket$inet(0x2, 0x4000000805, 0x0) r4 = socket$inet_sctp(0x2, 0x5, 0x84) r5 = dup3(r3, r4, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r4, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r5, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r4, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000025e000)={0x2, [0x0, 0x0]}, &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r5, 0x84, 0x7a, &(0x7f000059aff8)={r6}, &(0x7f000034f000)=0x2059b000) setsockopt$inet_sctp_SCTP_RESET_STREAMS(r2, 0x84, 0x77, &(0x7f0000000280)=ANY=[@ANYRES32=r6, @ANYBLOB="0800020007000800542391f403bce2fecf8d678dd41661880ddb3afba7aa4caee7c3d72ae59e7553824b71ee1618a52f8ac44e8372fea7c3dbaf8a63e6fcaf2621972ec45eb0ef9efd15f062faef305f8f674b"], 0xc) r7 = openat$full(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/full\x00', 0x241040, 0x0) write$FUSE_LK(r7, &(0x7f0000000100)={0x28, 0x0, 0x3, {{0x10000, 0x8, 0x3, r0}}}, 0x28) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r1) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:51 executing program 3: getpid() perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$TUNSETVNETBE(0xffffffffffffffff, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, 0xffffffffffffffff, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(0xffffffffffffffff, 0x0, &(0x7f0000000340)={{}, {0x77359400}}) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r0, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) r1 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) syz_genetlink_get_family_id$nbd(0x0) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r2, 0x0) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000100)={0x0, 0x10, &(0x7f0000000040)=[@in={0x2, 0x0, @dev}]}, &(0x7f0000000600)=0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r3, 0x84, 0x71, &(0x7f0000000480)={r4, @in6={{0xa, 0x0, 0x0, @mcast1}}}, &(0x7f0000000140)=0x2d3) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r3, 0x84, 0x73, &(0x7f0000001dc0)={0x0, 0x7, 0x10, 0x2, 0x5}, &(0x7f0000001e00)=0x18) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r2, 0x84, 0x6f, &(0x7f0000002200)={r5, 0x10, &(0x7f0000000040)=[@in={0x2, 0x0, @dev={0xac, 0x14, 0x14, 0x4}}]}, &(0x7f0000000600)=0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r2, 0x84, 0x71, &(0x7f0000000480)={r6, @in6={{0xa, 0x0, 0x0, @mcast1}}}, &(0x7f0000000140)=0x2d3) getsockopt$inet_sctp6_SCTP_PRIMARY_ADDR(r2, 0x84, 0x6, &(0x7f0000000f80)={0x0, @in={{0x2, 0x4e20, @multicast1}}}, &(0x7f0000001040)=0x84) r8 = socket$inet(0x2, 0x4000000805, 0x0) r9 = socket$inet_sctp(0x2, 0x5, 0x84) r10 = dup3(r8, r9, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r9, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r10, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r9, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r9, 0x84, 0x1d, &(0x7f000025e000)={0x2, [0x0, 0x0]}, &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r10, 0x84, 0x7a, &(0x7f000059aff8)={r11}, &(0x7f000034f000)=0x2059b000) r12 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r12, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r12, 0x84, 0x6f, &(0x7f0000000100)={0x0, 0x10, &(0x7f0000000040)=[@in={0x2, 0x0, @dev}]}, &(0x7f0000000600)=0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r12, 0x84, 0x71, &(0x7f0000000480)={r13, @in6={{0xa, 0x0, 0x0, @mcast1}}}, &(0x7f0000000140)=0x2d3) r14 = socket$inet(0x2, 0x4000000805, 0x0) r15 = socket$inet_sctp(0x2, 0x5, 0x84) r16 = dup3(r14, r15, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r15, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r16, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r15, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r15, 0x84, 0x1d, &(0x7f000025e000)={0x2, [0x0, 0x0]}, &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r16, 0x84, 0x7a, &(0x7f000059aff8)={r17}, &(0x7f000034f000)=0x2059b000) getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r12, 0x84, 0xa, &(0x7f0000001380)={0x81, 0x3, 0x8202, 0x0, 0x4, 0x2f, 0x7, 0x8, r17}, &(0x7f00000013c0)=0x20) r19 = socket$inet(0x2, 0x4000000805, 0x0) r20 = socket$inet_sctp(0x2, 0x5, 0x84) r21 = dup3(r19, r20, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r20, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r21, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r20, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r20, 0x84, 0x1d, &(0x7f000025e000)={0x2, [0x0, 0x0]}, &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r21, 0x84, 0x7a, &(0x7f000059aff8)={r22}, &(0x7f000034f000)=0x2059b000) getsockopt$inet_sctp6_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000001400)={r22, 0x5, 0xd47, 0x3, 0x5, 0x101, 0x0, 0x100, {0x0, @in={{0x2, 0x4e24, @remote}}, 0x7f, 0x80000001, 0x2, 0x9, 0xa179e5c}}, &(0x7f00000014c0)=0xb0) r24 = eventfd2(0x0, 0x0) r25 = fcntl$dupfd(0xffffffffffffffff, 0x0, r24) accept$packet(r25, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r25, 0x29, 0x15, &(0x7f0000000440)={@empty, r26}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r25, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r25, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) getsockopt$inet_sctp_SCTP_STATUS(r25, 0x84, 0xe, &(0x7f0000001740)={0x0, 0x0, 0x4, 0x40, 0x7, 0x4, 0x8, 0x17, {0x0, @in={{0x2, 0x4e24, @empty}}, 0x101, 0x1, 0x6e, 0x7, 0x1000}}, &(0x7f0000001800)=0xb0) r28 = socket$inet(0x2, 0x4000000805, 0x0) r29 = socket$inet_sctp(0x2, 0x5, 0x84) r30 = dup3(r28, r29, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r29, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r30, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r29, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r29, 0x84, 0x1d, &(0x7f000025e000)={0x2, [0x0, 0x0]}, &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r30, 0x84, 0x7a, &(0x7f000059aff8)={r31}, &(0x7f000034f000)=0x2059b000) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000002180)=ANY=[@ANYRES32=r31, @ANYBLOB="950a00004b8406785eb4c5ef03a8a7c3265cf4f51a4d447ba76a669e9b009e77e8d498f32282e1fa4829241d8d60d5be14fefb564b829ca740bfe809e655cf3d6d6692f88870de6b519f1e3ed2e1a0641ac58929b79e1ff2caa1eaa18acd25cc701436fdacf03d8516f533029c708db1"], &(0x7f0000001e40)=0x73) r33 = socket$inet(0x2, 0x4000000805, 0x0) r34 = socket$inet_sctp(0x2, 0x5, 0x84) r35 = dup3(r33, r34, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r34, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r35, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r34, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r34, 0x84, 0x1d, &(0x7f000025e000)={0x2, [0x0, 0x0]}, &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r35, 0x84, 0x7a, &(0x7f000059aff8)={r36}, &(0x7f000034f000)=0x2059b000) sendmmsg$inet_sctp(0xffffffffffffffff, &(0x7f0000001fc0)=[{&(0x7f00000000c0)=@in={0x2, 0x4e24, @empty}, 0x10, &(0x7f0000000540)=[{&(0x7f0000000100)="ac2c4ee5dee3e1880d4efada", 0xc}, {&(0x7f0000000140)="2d093a25357bc6", 0x7}, {&(0x7f00000001c0)="ae21aee4b0b125028ce3c34d62d1d51e824cec50719409a285bb1a964cc77c5019a92ec62a744864ad848443173e174fd5cb357a7b9be78d6be2a018c2580ec3c2568664b7fd97145997d92fd0285d7b05dfe50497ac855359f5b26ad08f4b314903d85d12e4166991179c7aafb089a5f5cd45f2b2e63e0de4", 0x79}, {&(0x7f0000000280)="fc401ca84087c56746e347dbb9318dd3c9d1a92315231f2b66c39c4292bec09b1eb3d5e37a8b367126ce9df3fcb3e6a417b70c8db2d30fdf6e8332935c49eb75d7", 0x41}, {&(0x7f0000000380)="28752c534723809cd6827cc983dbf5fe9d20731fe04e46952592b87e45e997ffc99a66c602c3b3aceae3000e3ba6df9d3ed4273b341eee7266620bd4410c3a035c0332a7cea53ccc95526dac4649073bd6e514b951e5ebcb7362b4d086791feb1c29a37dc04364753d4f4ad5ecaabeafb8521646b68253c61c58691acb2321f1e5a31b551c9eda230a940717af983bca4ee286638ea4aceb8f55303e2de83d9c4fea8c87e71f1f58b3ffa6aa5983861f98a2aade58e6cc79f8f6684f59d5752b0161889bb69e1ad8e629f8c7d9151e0eb966432df062e2", 0xd7}, {&(0x7f0000000480)="eaa37fdd2b4c5e6d020d16e8e40f05cdf6c78ac07fdd3a159e5dc78c6e35be5153d6418df693f8e20a5463e5a9895d6d21dafbd4b0c2ebe62bc2e70b4a7a79441d3f5628f9acb8582eae77a9dde1d2afcc4eaff1bc9e0a772c5c336510836ab9bf28a472e263debb8f93b2716a499ab7986725543fe3dae6ce5f0f805b02d17ee1f91386c9f4e6cd183921f00503e22ea5a0aa0c39157de6034ea6786946d9287a93108671f045b2bc1435c22f801502374cfc53316fecbf7b1b5c49a81449", 0xbf}], 0x6, 0x0, 0x0, 0x10}, {&(0x7f0000000300)=@in6={0xa, 0x4e23, 0x10000, @mcast1, 0x4}, 0x1c, &(0x7f0000000b00)=[{&(0x7f00000005c0)="a513cd96f372d6d49fc9c768d552a14b7afe7c397f8d70254bf736dc03379e2c86bb8742bb1fe7d8e16540cafa2b87763bcf96eebacbdc59312b447299b99b3c3e04b737c657d6f1c9e11272b141ddf6004d5bcc0287ca32eb603dd4bd3ba2f38dc742ae1d1b177df149b04e72a62fe603ab0717e711004b0fcfd883947213eb6fa0934aea0184d5362a40e8522ad1580d36505ed7dfb1ff9437ed9afd16e405c793862d70462f2b675906391583901c31844e4865d40985661459edf88767852a", 0xc1}, {&(0x7f00000006c0)="eb89420c03b0e3ad06125a24542ad937b539f023afc56dedf033243596e221d6795936578d721e6749c198153e67b6ec561751f8e8cf00b5181c007f199b84232a0c2fee23e98cb9fb418065fef55ea3839d30858cf2df0e1f58a66768d2679704a3ae620aee128cf8a211c1371ac29ef1535bb226c3eba3589ed773059100d41ba30879a91bb7cc59b9d9f4f03eab62914addf5896b8cf1cb980e57eef6b5aa25d7fcf6344de9d98b5b557bda", 0xad}, {&(0x7f0000000780)="88333a2636578cde3e", 0x9}, {&(0x7f00000007c0)="a3c396aa97c53c4caa7dd2e59a7d5723f13c965ad5aa8162104bc99eb0df9906175e89279f64d645f8774241fee3bf6d6335b4602845f7f2164d84c92120cd0b9675a28d9f8dceb53dbf430864a2654957d962e95ddd45e1167adc3fe06b22dd8e0eea02dc281c", 0x67}, {&(0x7f0000000840)="54009f619e6dcf4e7a88fccd981a3173407e76c91c9be7bc49af00dce146dfb5e73ad708210462484124ce3745456b0aecdb6073abc73f276ff1b4090f21cb3eaef444e287267c6a0ab39358d41e4ec9692ee8414a260a772990e9af65449e238a21b70c450f43583493e5", 0x6b}, {&(0x7f00000008c0)="61e556b5e8497a7e08bed59ed4671e7dbe51d462446ce388556a30353896fc47ed6b29ec102987db3762f97b296f0b1b8b76228709c64ac43639b25076741e6d77eeef6c9e36ba9527a9745db2ac9b4a4423be7ae08ed59954722a8cae6a97c2a6354cff7da0d64d35a5e4d27c40c2e83bc79cf6705007d1b79e8d8a9f9fd9dd851543d77b788dd4eaeb244cebe1b27b0b57632f6ab2c33014df6cc1e18d27b08bef05511783676500557bebcf2cf8ff7338ad560106e64d203505ae840a61485b38a3e0c23e8d4b", 0xc8}, {&(0x7f00000009c0)="2cad104348f54fb7f3edbb9800f1195f252ba42dbfe6392c9f2768171e089d41830dcaaf62906d30b3ef8157888ec1647fa83aa84d149fd9a23db78c5eabc77c5f9f150dceb1ed9f52f669af79746761583c05edab709e5ff3baead44b5bbc0135d8e7f80636fff7228f22ebbef5f901ebce842231de76197a26e03a5055370ecef37fedc8892fbb4825782baad3d20b06a890a225b5d0148a12efe5c390091d5063ab60cb0f8f0ed75bd21cb104f5ae6c05b766f83fc8a6dbcaf8b7aa944d49244fdbec835b57fade55d29b7e118045faf76d44c2c7d4f5130f03b8da8e9e060c26b7d21f27cd310334d7f1ca9ab4b6a430c61e0f", 0xf5}, {&(0x7f0000000ac0)="ce77", 0x2}], 0x8, 0x0, 0x0, 0x40000}, {&(0x7f0000000b80)=@in6={0xa, 0x4e21, 0x80000001, @empty, 0xe8f}, 0x1c, &(0x7f0000000e00)=[{&(0x7f0000000bc0)="270edb1b3b4d47f82f2a3a39cb01c5d6e76c83263d50a5e4e1d6d0eba77d0b1d3e45d771645c89818803fbdab0ab5fbbeea6ecec4a96e55a79d89ec800c6a230eea1e35816624b26b9ea1f93a3d6421151b56670958dad0546d0a02de064d948f6361f8aea9b33c8c1556997d0876bf07da98acaf4ed9e474faee0e4a391a0f63468a970e06dc70d61768a3358f7f5773a2ec03f56e660f3", 0x98}, {&(0x7f0000000c80)="7b1f01e2ae5313fd70d7db10d3f16e6150b0a115bdeee4479dbf996e4963724ac499150f68c22785def8a693b788e5854ed6a1e49d0d4db82a", 0x39}, {&(0x7f0000000cc0)="7a785574ccaea40b24266f7e8733e4f2ae59d7e9ee721f7ea0c91b514d6244153045b34b76bc8010fb72d0494ad235bc6efcb02702f9492240ad077b9dfcc875f8831e2f8c514f682ad73de76ff56949a5581a8326edae63593e744b85f56fbdd1dcc1a6dc9cef38aa56eb9c19995ad92e4fc88f91b6bb5ea22207000984ba900a0df217beba0ced601aeff6e97d5f3d0f95b301541c62bb62d7b79a9f33244380dc612e0bd58813c99b4525ea6a09fa6df83c4d32db0c41196b9bca01", 0xbd}, {&(0x7f0000000d80)="737dffd57ded43cb41d3f730f5173dde67294e2e5c0b41eda1a44d14e93f5bfd41b16787dc7691dc651226f315913f8636d3922d92e91140ba3c95338c878848b86d59fa1061c586a82d176b088e5fd8888908644b2880c0bc291c", 0x5b}], 0x4, &(0x7f0000000e40)=[@dstaddrv6={0x20, 0x84, 0x8, @mcast2}], 0x20, 0x840}, {&(0x7f0000000e80)=@in6={0xa, 0x4e22, 0x239, @local, 0xe0000}, 0x1c, &(0x7f0000000f40)=[{&(0x7f0000000ec0)="0d88c3b49b9520505033c0284032c48cf48c9fbb8758f3501c529dbdc0e11d0237f0c1482e5cd87a02ae5ec4781ecf53d2ef228d4b32f1225727efc75386b0fe223b57cbb2bf34472ce3bf", 0x4b}], 0x1, &(0x7f0000001080)=ANY=[@ANYBLOB="180000000000000084000000060000000300000000000000180000000000000084000000000000000400000001000100200000000000e1ff8300000002000000000005008100000009000000", @ANYRES32=r7, @ANYBLOB="2000000000000000840000000800000000000000000000000000000000000001180000000000000084000000050000003000000001000000"], 0x88, 0x4000000}, {&(0x7f0000001140)=@in6={0xa, 0x4e20, 0x800, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x9}, 0x1c, &(0x7f0000001340)=[{&(0x7f0000001180)="66ded810eba3fe83ba5abcf0ab96d5c9490fa579ecdb5f334e7adb5c68431ff17c3bc7065577c9aab97408d173ffc2a9232524694d7dd34174cbb7db1a0fd8501ebfb190b626bd3b6b3219ffaf2eeb6b7f1dd2937cbefe91d439ccc49c6c75171ce14587a7a552208300a19103c4b0d79e8d78bfa9885e69286fbff4ad33501dca6b438489a4afd185af1de1dea1ab86225b9f4b9428fcbbbcc41b227b5a7683a93c20f7ddcfd51deb88a0f1e26d3ab361b45d613388cf5aab0943d56f29a074b5c16680e9ea", 0xc6}, {&(0x7f0000001280)="11fa5c0d157035ca32eaf87faf799a843ecfbd81b565", 0x16}, {&(0x7f00000012c0)="2ce6f857f5f4572c81896e75a8d131a004efffb19acf39cd96500f81138dff23ff2f9ed617117c199aa37bc3df8ecee7c34535254639ab10f6b7c7f51b1019664c614459edc6873cb873a03fb6065ea6e222e402c61b7da79e8916f2", 0x5c}], 0x3, &(0x7f0000001500)=[@init={0x18, 0x84, 0x0, {0x8, 0xf4, 0x7f, 0x1000}}, @sndrcv={0x30, 0x84, 0x1, {0x0, 0x7, 0x4009, 0x9, 0x78, 0x61c8, 0x9, 0x1ff, r11}}, @dstaddrv6={0x20, 0x84, 0x8, @dev={0xfe, 0x80, [], 0x34}}, @sndrcv={0x30, 0x84, 0x1, {0x18, 0x1c0, 0x2, 0x9, 0x101, 0x6, 0x8000, 0x0, r18}}, @init={0x18, 0x84, 0x0, {0x6, 0x8, 0x8055, 0x3ff}}, @sndrcv={0x30, 0x84, 0x1, {0x6, 0x1, 0x200, 0x2, 0x3, 0x8, 0x1, 0x0, r23}}], 0xe0, 0x90}, {&(0x7f0000001600)=@in6={0xa, 0x4e22, 0x6, @local, 0x7}, 0x1c, &(0x7f0000001700)=[{&(0x7f0000001640)="2a53fca3d659b539612981", 0xb}, {&(0x7f0000001680)="bd370da620a0a2eea8bdcafa26459d029b6b14d0ba2268591f8d515d5e3cbed2a0e3e8bd558c1ecb080540d7a8de81581c965b58b61fb23c8ae31e814fad4203febcd91650c5adefcdc41e6588859382a25a52db41ac21c0eab222da2f3ee667", 0x60}], 0x2, &(0x7f0000001840)=[@sndinfo={0x20, 0x84, 0x2, {0x2, 0x8202, 0x5, 0x0, r27}}], 0x20, 0x400}, {&(0x7f0000001880)=@in={0x2, 0x4e21, @local}, 0x10, &(0x7f0000001d40)=[{&(0x7f00000018c0)="ea7c65152d303f204eda6d4e68af803ac653279e67b389adbf490aab3bf3b8f37dbb340cb3954b7400d2e543ee4771f68aa1bab07e8821a255c4c680ea2d0e9f023315019a48348f7261ccde318e1bbfa261c7eef5088f2bf0c2a1586e5fd26ba2983cf0851368ac9293865e5e559a442f363122d9b2ae38d003cf256dd9262127b9b807368d97cba4", 0x89}, {&(0x7f0000001980)="626fc7d95604c58bd4664ef776351c72fad0421b2df2271f6769435219fd78bdc495884c1a8c93c15c72e8083367b3a98c2e19870bad8209ae91608ba94295a585f680411fbaf7be0e7aec41d08e6e75f66f278befe1c0e012d11757825105071e2640482a7788de013df422145caae053c91fad3eb424a28c2892bdfbc571a9fa6a4c03ee70bbf1e44937d1b137b578ef9ce802220f0dfebc", 0x99}, {&(0x7f0000001a40)="256952354d36b45a87e12e28d77db65643a59f39930bfa77dfc9cb6380280dafaaa064cf7076cb409ecf488496d685672fa0bb19d23a69c7766b82aa76a34849fdf28456ab28ab4c618df827d20ae8d5d564791005ca934a570579c3353b605b04393c1cff2b68bbf33756379765d0ddcfb75d48ee3d717502a020615a5e1553f5db367c59726cc54c7c2ef47529e2c2ca1adc2328c9af5e0e49f62e46741a6a7223a52e2f3fa68d224d4f70c41feed0a2b41181db705cae292fb2b8b9677540adc6b868c25375a9d367aa6b22544347c4263007e8ed16870927c044", 0xdc}, {&(0x7f0000001b40)="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", 0xfd}, {&(0x7f0000001c40)="5c453de3f59d703a31149ce91db6948931bdccf69992f9f59593940c65d0cba299c2e91c96ddfd1076a1804efe7b92c27b1664c86f23d329f8449c40515836552db18395c8980755bc24171c499158d16d95c1f8855f318697831a66490b7886631f6ee2e7c483fdee2779f6c8c0eda7a80bf615ddc0b155983e289cc6ca52dd7670e53debf7fdbfa30a36bf71297374c38d47f43b7352eea1e6b775361f590687568399299d15", 0xa7}, {&(0x7f0000001d00)="378dd0c7053324e4fbb467c940d1747f597406b9b23287f79aeddfcd87793f9d56b13ebeefb2abd8cf617e050c0d64e40d03a10a4150b124aa5d", 0x3a}], 0x6, &(0x7f0000001e80)=[@dstaddrv4={0x18, 0x84, 0x7, @multicast1}, @sndrcv={0x30, 0x84, 0x1, {0xff00, 0x8, 0xa, 0x2, 0x0, 0x9, 0x3, 0x1, r32}}, @dstaddrv6={0x20, 0x84, 0x8, @mcast1}, @sndrcv={0x30, 0x84, 0x1, {0x4, 0x38, 0x4, 0x9, 0x2, 0xffffffff, 0x1b, 0x557, r36}}, @authinfo={0x18, 0x84, 0x6, {0x4}}, @prinfo={0x18, 0x84, 0x5, {0x30, 0x5}}, @sndinfo={0x20, 0x84, 0x2, {0x8000, 0x2, 0x3, 0xfe1d}}, @dstaddrv6={0x20, 0x84, 0x8, @ipv4={[], [], @loopback}}, @authinfo={0x18, 0x84, 0x6, {0x8}}], 0xfffffffffffffdad, 0x1000}], 0x7, 0x8000) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(0x0, 0x0, 0x0) 01:47:52 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) ioctl$TUNSETVNETBE(0xffffffffffffffff, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r2 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r3, &(0x7f0000000300), 0x12) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r4, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r5 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r6 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r6, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r5) r9 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r9, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r10 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r10, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r11, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r12 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r12) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r13}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:52 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r0, 0x400454de, 0x0) r1 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000300), 0x12) socket$inet(0x2, 0x80001, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) openat$fb0(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x101000, 0x0) dup2(0xffffffffffffffff, r2) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1}, 0x20) connect$inet6(0xffffffffffffffff, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, 0x0, 0x0) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:52 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x0, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) futimesat(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x0, 0x0) preadv(r3, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0xb000}], 0x1, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) 01:47:52 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r0, 0x4600, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, 0x0, 0x0) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:52 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f00000000c0)=[{&(0x7f0000000400)=""/4082, 0xff2}], 0x1, 0x0) r1 = socket$netlink(0x10, 0x3, 0x8) r2 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r2, 0x4601, &(0x7f0000000000)={0x3c0, 0x0, 0x0, 0x30, 0xb, 0x800, 0x4, 0x0, {}, {}, {}, {0x8}, 0x0, 0x0, 0x0, 0x0, 0x2}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r1) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) r3 = eventfd2(0x0, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000280)=ANY=[@ANYBLOB="3c0800000000000000005fd080ef83d3a65990459145854033360a49167f1640a9efc52f2514578a38487d1ac204e934a159a62324bf6e", @ANYRES32=0x0, @ANYBLOB="00000000000000001c0012000c0001006272696467650800160000000000"], 0x3c}}, 0x0) r5 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r5) setsockopt$sock_attach_bpf(r4, 0x1, 0x32, &(0x7f0000000100)=r5, 0x4) r6 = fcntl$dupfd(0xffffffffffffffff, 0x0, r3) accept$packet(r6, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r6, 0x29, 0x15, &(0x7f0000000440)={@empty, r7}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r6, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) r8 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r8) r9 = eventfd2(0x0, 0x0) r10 = fcntl$dupfd(0xffffffffffffffff, 0x0, r9) accept$packet(r10, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r10, 0x29, 0x15, &(0x7f0000000440)={@empty, r11}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r10, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r10, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) ioctl$DRM_IOCTL_AGP_RELEASE(r10, 0x6431) ioctl$PERF_EVENT_IOC_SET_OUTPUT(r6, 0x2405, r8) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:52 executing program 3: getpid() perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xfffffffffffffffc, 0xffffffffffffffff, 0x0) ioctl$TUNSETVNETBE(0xffffffffffffffff, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, 0xffffffffffffffff, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(0xffffffffffffffff, 0x0, &(0x7f0000000340)={{}, {0x77359400}}) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r0, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) r1 = eventfd2(0x0, 0x0) r2 = fcntl$dupfd(0xffffffffffffffff, 0x0, r1) accept$packet(r2, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(r2, 0x29, 0x15, &(0x7f0000000440)={@empty, r3}, 0x14) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) setsockopt$inet6_tcp_TCP_ULP(r2, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) r4 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r4, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r4, 0x84, 0x6f, &(0x7f0000000100)={0x0, 0x10, &(0x7f0000000040)=[@in={0x2, 0x0, @dev}]}, &(0x7f0000000600)=0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r4, 0x84, 0x71, &(0x7f0000000480)={r5, @in6={{0xa, 0x0, 0x0, @mcast1}}}, &(0x7f0000000140)=0x2d3) getsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r4, 0x84, 0x7c, &(0x7f00000000c0)={0x0, 0x8001}, &(0x7f0000000100)=0x8) getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000280)={r6, @in6={{0xa, 0x4e24, 0x6, @remote, 0x1}}, 0x0, 0x7, 0x9, 0x401, 0x80, 0x3, 0x3f}, &(0x7f0000000140)=0x9c) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) syz_genetlink_get_family_id$nbd(0x0) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(0x0, 0x0, 0x0) 01:47:52 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r0, 0x4602, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, 0x0, 0x0) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:52 executing program 1: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r0, 0x400454de, 0x0) r1 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r1, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000300), 0x12) socket$inet(0x2, 0x80001, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r2 = socket$netlink(0x10, 0x3, 0x0) openat$fb0(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) r3 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r3, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r2) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1}, 0x20) connect$inet6(0xffffffffffffffff, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, 0x0, 0x0) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) r4 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000380)=@newlink={0x3c, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, @bridge={{0xc, 0x1, 'bridge\x00'}, {0xc, 0x2, [@IFLA_BR_MCAST_ROUTER={0x8}]}}}]}, 0x3c}}, 0x0) r5 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000100)='nl80211\x00') sendmsg$NL80211_CMD_TRIGGER_SCAN(r4, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000001400)={0x1738, r5, 0x0, 0x70bd25, 0x25dfdbfb, {}, [@NL80211_ATTR_SCAN_SUPP_RATES={0x464, 0x7d, [@NL80211_BAND_6GHZ={0x59, 0x3, "00693dd314520eeb75806b2f983b77d5c788f16235e542d4bc822eb0c7da618635fbe54ddcbc2ddcd3de5d299786628b86a9e566f7d75d7aabf107429f9a9b3eb896ce216151ff7ab00408a5bfd4acbb6a2bcb4989"}, @NL80211_BAND_5GHZ={0x26, 0x1, "86c3a2584908d7aae8a381a8678f56b85bd17d89b8854b36129a664f2f665e3b2289"}, @NL80211_BAND_6GHZ={0xf9, 0x3, "ccd53cc47d6659f2d6d880159137ceef8773c1e2659d18fb2d9d315bab747e7f60cb560a5d29454d2c335f02015996b21719c1c5c41276c1aab0ce7f67d9b75e26e6afdbc4b778d33ce80dee685de1248a3f276a162142b25a818c41904d9dc3c0d390d6c5ad070e1d4bd244c94882c1194e0018d7d6416265de40723187c0fe1a62e22faf95d191f598c0d4f665aa5f99c73b178df22c0c22200c7a8cf532741265f6526f0f803bfa6a1728d05b7297ba8e890f394e8baa99da7cb5532e039fbeaf62d49ebe9dc65dbe08ac088f332dfeb42099af3f0843d2793a47171e5c78e5176d36bed485b5034f711b87205b28fe7daf767e"}, @NL80211_BAND_2GHZ={0x77, 0x0, "fc498024f9f39142ef1e3aea0d24a868977456f71a25eeb5dc27a411b4c30923c719451702207015529e73b73efd6e0485a124d8aad6daa898121f89fcee6f0cb18faf7991c25329561c6b4302e5f6479f6aa5d5debd06eaff9067506db7106072e8c0a2a2bb3eeec7f55502dd69dbf62f9e2e"}, @NL80211_BAND_6GHZ={0x40, 0x3, "ec775a9b74907881681277e0a17ae499198e70aeb5d373afc81ae4d8b996f0f9038498f2fb3afb7592d660eaec068e563c992f6e2fbe1471f13c8d9c"}, @NL80211_BAND_2GHZ={0x7a, 0x0, "c2696de3e9db33151a46dda2f6c80559a6d8d3caa05f0eee3a47c593210bc716e3d3a310635ead72cd074150c20c0f2faa38db0df0100f9f10bfadcb5a41f24002357cddb0f7518206a804bbaa8b4a5c77b803b301ff83f2668bf1cbeebc9b10422cacbf44a74f0a24187c76ee308d2badb77398b6de"}, @NL80211_BAND_2GHZ={0x8, 0x0, "41272c98"}, @NL80211_BAND_6GHZ={0x51, 0x3, "8d78cfc04e5883102869d8e4ce6bf8c537dbe68b2c29a358bc7aa7668c788870afdb9aa1b3f9ca6765e95927463725f1a9b7af29167d2054650d512f7b9a36a2a31dad9b987a1e0c6632c486cf"}, @NL80211_BAND_60GHZ={0xc8, 0x2, "8ef96340a8ac90501b5f8352db887f780abe6972b4b07b58d4db082864d273faea2a1370a4787e4b8aefbcffa5be8eff4d6f2b276c86f085dfb43f27b224b5d73394debbcd9f47bc0bb6133dd1e7ceed54a9a8c2d1a198a8d96b63e559c358d166cf7d6750ff3b3bcd58e8887d0541132225a41dca51737bfd9f94058153c419c0378dcae3d9d50610928069552e8692253a54a08d7a38d69febb56b4c37833722cd9c0f9d6f956e7f31aedfcdfd8fbdf678f83b00fbb14d988d73bb4e6ee8a0cd3dfdcf"}, @NL80211_BAND_5GHZ={0x88, 0x1, "426842465bd5da1d6e18c292a688cb0ef40ffdc6a6f6bf9069d6f10c769d1d3169ff3f36c1b9cf9a2ccfbfc71c4c4e9e7f1fd8c77cc884754112312bef2fb2f5dc85222a549087e222b95c14ef923611a623bd805e5d3611a868021c01e910e53b7b11247516b52818db66fa7a5cb465e6eb9ed3f95c23611e6814e4e08cf96f2dc190c5"}]}, @NL80211_ATTR_SCHED_SCAN_MATCH={0x78, 0x84, [@NL80211_SCHED_SCAN_MATCH_ATTR_SSID={0x10, 0x1, "2ac205eccba6a6eb9aa1c656"}, @NL80211_SCHED_SCAN_MATCH_ATTR_SSID={0x24, 0x1, "302342bd6c5dd3a4e92eaa6b8b6c5979ba92ddae73cc7d064013dde8e0897038"}, @NL80211_SCHED_SCAN_MATCH_ATTR_RSSI={0x8, 0x2, 0x9}, @NL80211_SCHED_SCAN_MATCH_ATTR_RSSI={0x8, 0x2, 0x8}, @NL80211_SCHED_SCAN_MATCH_ATTR_SSID={0x19, 0x1, "67a35e0b79b04e1319bf048a79738fa91ecd1acd4a"}, @NL80211_SCHED_SCAN_MATCH_ATTR_RSSI={0x8, 0x2, 0x4}, @NL80211_SCHED_SCAN_MATCH_ATTR_BSSID={0xa, 0x5, @local}]}, @NL80211_ATTR_TX_NO_CCK_RATE={0x4}, @NL80211_ATTR_SCAN_SUPP_RATES={0x1190, 0x7d, [@NL80211_BAND_5GHZ={0x1004, 0x1, "b98541eb35ace6c6a50c2ab4d2d4d3358a529c5e07eabf72357f99631dba2d11b5e7483285472145d4dc53fc585c5a4eee65cdac50963c17ddf8513b9a04d3fd1eeea1bcfd10e0bcb0857b76d7bb551eae9a16d3981aff1130dc10cdeb752930480b2c25c8d39f2c33496d40734baad74f9c898ebc8194f49e7f2ace46a8675bcd02a89c8e892a8edcee212465ad2b55f531054b8564d6640f5e4f5241ae0e66ac3cccabeb2a0d6dd1dd024c2335b99a278b121808bae04dda9a3803f6c5f29128083c95ee6ea0a0d41dfbf617f98b65ed1805c84531bd77007b2d00004b3877dd95a8d671906b59f6dbe0a85a08e72532159fc33080307410de9c8ba1bcfb865d7bbfbfd1ea34c73354cc62ef65b1025a22da6f72c7d2211b4599a5eca874beeaf69fd3e23e0d8c0f451c09f88b3a5ebf95b546c2423d993e0fdc4faea5f5e7c2a9b43b94f1647a15acfa7bf27009573f8731e718d2ebfd2ac8470e1d5f866413bd97dd798eda907a06ce1d4389935a9a474a63e682a339580209345dc09948576f74500b85060a36b0b056bd755b5d375225d2f01f100db1964b3513f7e33dfb18ee86a9e29be70d77606b532bbef3a1274df02002e03686ad43fcc67fea1f801229e51164de416b42af1ce483bf62bfe998013183e74e194cf258060d6a6a8fb01ef193ebd7a812a14183398bef4cdfb60dd8fab44ed8b7ca80c9d7057373928b8f59560d2fa3408de4dd9e7ea5dc0fcdb4572cdce197f5892509e39d3f8d353a991ed8401f8b7d7aad3c03f822240dfe0f5ed76cb7811cb864e923c6d6c7807d83225311aefe6c783d1d4d956e6b252eb785b02597ee629ec6591c6249c3dd81736694ff999009557c19e3f09511b6b01c9fc839000f0f1469ebd7719a4942e27acfaa07c87816acff6190b70f87ae241bc4e6489ce30387ec4a5b91737a4bd90f23e3d0dbc0922c0d22f1691692d812eb87a1a9f4cbc41e454ce17c5b06fece4c16c4c02f1380f3edb747705639bb09a1e666a5597cc19611f6c54cde8c656786278a5b12c43d3a7058053162609b95fba3556a50e70661f4833148f19b88ab61f903082220b5b916a3fe909f9bfea4a39714365a093d7991dba39010cee44b62a3c5cd7cb6b5f07f3d036f022ca63b02df4f95b71f07aa7aad883b70ffb9b5d581ef43c6ae5cfc60bff20bec08dc2041b3a28485bedd0903deda491bcce7e5ed8870e4edca422e01b5bece64a3e5b7f0e52d6720b4d6a2fa69c257af7f075583ffddd6c50f552c1e627711d05adef8293c12e7a10687f2fbad07869fd2316360b0b64bc2b290fd02debb64e9b2017cc127f6cecd0689da3b2a8278cd2a5070f065157b3a6ed2923b88d674d7f54e4932329968fa87168a274a78e0b9aea82f5aac6b6caf8f2d71eccf6b21a916df8a3a76469b69c45a8870844fe96f5e788a1ba586f1525d5e67cd47aff03c93c2d69c82fce43ea8cdf9b5dd23e9b020ad288ab5fcf278c64ced95755f62f3d0b87d4d9427ad1c9603a848864a6ed992dcc42c96cb273ec9c1492eb43978884fb5c78dcf363d1b7e79dcc638c4667e7e946c7a97c1d227c64bc2e6a25d80262b9a9c3c1a65517ce2546838e553fd5b9ade7fd6c8254df29e2f84dffe62e47bbc7d17b35b6c9557e2c8ba1642284dd851d8621a7d4dc1e60e7ec410494276f1c500e8e910d64e39255156561f400428c63474e25526905fd65b06f41e1b178984da6d0fb89e168b49833b7e13fa71bd1ad8c819dc3a61e0103415ecb802876768d2c4f441f50850b21719bc4861df9bf4efeead1d46225cfcf167ab61ee667b48716411bd4f7abc167ba4b4aec40af63a620eed60422bf7bf9cbbb1fd4d7a226b2a4f0ef15a556e395c5de35bc13def58383ea5d8ef397159d073004db8adce7527d86782001b0e452bb5cc60fc2b1310fa17c190d7585ed1378f80c5c963017d2338038ece1cdb653fdc9e89336e4f0b77fd3f02e8e20831d2d4a53b54552a01d5e15e255edd6df948a932683ad2e435715298a29e3243b4de2979084d1456b5721915bd01d37fc41782a3ea935e43d8aaee7059f4c3187c54530b15eda5a80d7e255a10bc474436795670b775ca9790da5e6ced8e6426e076a19ef524cbcb9b1201052cc4dc6868022fc3f33fa15999cb3275aa8cb7bbe0b01af777ac4a929d71b016a3ec1428e6d62c922ed9bc91cbb861c9263889e98fa9b72c8a229c004584944187c93cb30e49c30629dd0728cb9a84fb7a5d0ae59bab492d4f7c6b54cee272b5eb7358fecce241f85036270c47ff437eee7353796dacf8fd7c5038bfd5e79699bd7416012ccbed6ca3ae7984afa5aeed008047e22852d552fdec263e0788c49166b004780bd91b5af0aa2ee807c50277294c9ca72e42775d6be0c2219afdff22cfe0b9b0bc91a5613d6fcc93eb21ecb1d78f2899cb86fe25016bb989dd74e709d6ab70a56de48c385f124840868c55ed7f5eafe574ba5954d29cf08614a78db9d882e646ee9a8ce3c643fd1ca3fd2c7f52edabeae72d1379056930675a81b4434bf9c5dd0c370739387cd511c61254063d334beb84edcb4aad4562406c38c81a683dc3d36cca27ca27fbe0b6d90e9d717be8a94ce724367c09b1456ffa908ec5f083aebcfcb468918e2e186044bd9090fb0dd054ef348ea2e7b7b26f7dab1100cd683069f51161a6c287477321e4d5f7dce96cd69de87ceaba1dd1e4aefeb49f4855ef813f863530143bdb7e77462e9c81a0225e487fda69129e78a30fe02d8478455be1d2e40fd75a97f3d21cb1be90f9273f8be84c116a2aa17049b723257b7ff36a8dd8a824885870bac401dbb4eaf1b8b3a2784189c88cb43d4a1667ea7a4c5ccba82e1dedc18ea48025f8674030570bc69a2518149530db99b38ebd13e980256d6f0269d0fe0c64ac091148f20e380f11413160431c26dd24e290eb6c65c384788265da5d82c077ddf31acaa4b5a9cc64a4490d691ceff2c77cc8db13c9355751114f17e729bbab0ade3b2d063952a83e8f6d17ace03ed9c0b5d1f5d3347c1036b72b1cc6bc7ca3487d28df7538385752bf13ac3eebc95e878df7b6255cc0189c7b2061eea6c8c1469d7e33f92ffd523b8b2c88b384ad808faa61e9fb1910da9eef418a782aa03aaabfa3535e1cf7cbbec88ecbe18b289356c9bab34b7c0510296b56d5b9b518a32520ef651125fcc7d693e0aefb22747eafc24dc66c1a9bf630bf7c949b7972bb9c441018df14c7e803f9eba57b59a251c61a22f8890f1111bb832cca795104fd6e85d57b6eeb78a8bf38f5008ed269c6ee8a7ef951c8b9a9b57e26be98a22e6f1eab6fe5d9ebc3726aec3dbe2f2f1eb0fef29ba8837d378f13533fd5f02f60ec0f6a79f45a65b7e042383e6290ed93ec126460f071523218864ac67450e45c13ea87c726fb1068c8fbbaa4f6677302dfe4b5b6f0f9dd75fc2abe8a3a7765e7a914619b9527a1456a65849f56ddf8570d31402d0df9eab2ab0e383f951a41b3c5e0d467f17af727e12f8e23cf2c5fe252aa286bb4532c852835b3d9ef71a312700778ae8faa276572e6c653d2c073d3e988d41ea404597beb48151915df105d4ffc26097b62eebbbd55793f56fdae17eb5eac243d9d575923cad6defa7dd6f09624e2cce1888337509ca4cf3e35a4f3754625a9faf6eedfe33698e01a88e742248bef6532e443806d4b2ec0b08625576bb93412596025478e1a980a2a7fbed49ed6f759dbd9da88fe2a396b536a210afaa09e278ddeda8b245044a20f619d5140f524ad52fea9614459b7ab099077c280f67b72338bbf95e14a6095017827ebdfd2ff7f5ba5a2a9d9a173ccf3576658ae26dc3dae5e5df9967cb59b878099a362ec6d6e33474b93f03a7b4fec75581a747bb2c93a25f7075e985aabea8ba9032ad0d207e0ec8c83d7e7486018db3b029afeff2ed4eb6b4002ed0627427988351986070718d302abb776759ecc9a8c90edf95e10049573c859ad9603b7819de8c2aa02ff835a952318eb58a1bf86a66a4660de95175e8e9460bcf27a89f44d481895368bba20f3b5b5761646dc3cfc65f1e6d9b5d24d7f39b02cc7c25b29f9e0f4b0c94df16e280e4b88063e8683210f9ab9f9efe3ebebec44815703e5a56f1e797f751a967856834b5c454531e2ca643fca731efe1bb85216c3807544acbee6e02b65604c1f4f31ffce871fc53197d8ead16da802d8dd32bd2de048bc22b75368199fd19714153e3bcebb182c751385b6c64c5edf857963193b01efa0d0d26c05fb42d8c54b8ec003183c51125d8d89e7df86c300be6289ad967183d77ec2e516fc9994567630d5a6868d5d053ad096675ab414000286adbaefb60bb80e4d5270c1604f8afcbd54f7e8d066301663ef92ea16b753afdfbd59cbc5481363981771be0e6e403fc4007a270fc53bfcc736d0edb3da8f139cdffecb8f2c25ec9a4c6218ef5418c0083d8f296c1ebf0a41e43fa0d507ea49c74bd8216600bc5c73b8337d86db7867233c88e85195388998e4659e287011845739bae33d60ce1824efef2f30a602429b259e458330fc69032a9f153ebfc07267dd4c98d8b29e830636afe12b4982dd61dc5cf69834b3de2db2f307412daf72a0398e8070ca79c9c6537bda739f5d89e7bebdd0e60b8017935362806e766484e16f0b64ae3eca3a496c5be75fe269a3673c2a206264da3ed6700bf33947f3b46fc7515b2214dd9ede3283d5c9e85b4b9676e8363ea2801129c1cd228b9b7582041bed5293baf1d9198ec065f1f6a4df32b6a4a22cdd234e66331570ede35aab80c6ed814e523ec332e1bdd8f5cbae92bf535574695cc6b17c8746c028f4ea8b8962ea262d239f5df2048f42a058617f6ddf3631c2268663c7ba1812139e3906fb84f87a63da8986d1b1799b29e391043a0dafd029199dcb7d16d5c8e403f3817c4c526607df5af54af7db6963302de980b26652d75f35c092a1efa9d10e356dc9a55db3fa7dd922fda6316921d7a605f6eb96d4c6a2ad442d061eeff872ba15dbfe813d462ab73efe747ec7e1ba95b4b6e13d938373706112333ec99061bb47d525690a691f8792913f8aabc4d15c09f2ab950c734e89f02494f9d033a86ed5afafb2ea26df73527d2fbc10fb51e70442073429a4a5187f62016e4728f2b40769df4c1625045be5347c2fae0544598b81264d7ade538c0f5a9a3b71ecf5ce343f79420c7f216a1303ec49a610b3f0a8e0814aba8c5d39034d85eea5f9f308403dc7abfc79d68a1f7a3879268053ddfd0676ab08409ed751bda29e2d76b9f72de339d83ffc4e063817e02ec51dfcc4fcbf0b76be84c6e99cda8a98b1704e7af53459d4cc5393bba978c61e7684497558aa518eaf493307720762455ada325cfe3fb0ced43594bad1331d354f95fab4563b7a43046d4394bb699e8abd86a22dfc920279164522f67697c2156913123f1c23321b013e1cfdb5448546cbd97343fc43812c06d7ec1850449f6f6d6f903255936c8099f5a6f607a5e0af2b8660d6c9734d6ce3686ee062ecbee9cd2992951c439300ae7bff423256406f68f6f8f9c852d281708ebbf26b42dd6f055a484164ab28af81af003394d5d10fd5428635f4c3cdd3de757e3653910debe09c9ed33af6e269d8da9c24f05290a96709daff5ec4f3f8f95a7e6209327b7a93f9244bb68139ad419bc20082bf5da157ba08884d5ea931a3e22424dca069cc3809d2cee8d56b8a97f2d9f7826391d83114bd4f70dca2ccf189d2b9d92381fd6f3d6b"}, @NL80211_BAND_6GHZ={0xfc, 0x3, "edd25f38e809e61a52897c30a28ee04ae4c839dfb34507edeeb48badaff85551757be38917876be677488009c281e6157f183ffa5c76ef67a27f793ae7d955f2a884304656638f67e029a60d5415a9c7c4ade5f57b24a891e61c148caab1e0f056d8cff2962a88792fe5d96b41ad9e69cd0392d371e0eb34395202ec74e8dff5be18ac16ff3baea3adc81ef0135e12d5602352b1c392e10a262a8a78fcf8f777848efd9955ff5414d351a53c1a43f88fdc3682596d813fafab63658084116ed64de78ebca36eed6789c7588b30c3462c6306d6046f0904b20aabb068cea964bd001c2771618f0ec62c12120baf8067046d7df971bbdcb759"}, @NL80211_BAND_60GHZ={0x8c, 0x2, "ab0c8f6024767bc2ae732935991ad0e42e7d46f40a771917ce031616853c3c194d6511cd6413694bf6783c68a9bf0783c4a8e531245c5036fdef30eda12a5b50302f48868a465da1d0c99aff7eb8eab5ad8a87635663638cb22462957fe187971a170a59684e9305e22e331319a68e24c726134d4f67b4ab949b8b6e01fc9d5cafdd86cbb8d659b8"}]}, @NL80211_ATTR_BSSID={0xa, 0xf5, @remote}, @NL80211_ATTR_MEASUREMENT_DURATION_MANDATORY={0x4}, @NL80211_ATTR_SCAN_SUPP_RATES={0x9c, 0x7d, [@NL80211_BAND_60GHZ={0x98, 0x2, "f7087c572af89173bd686afcf3fec669db5fe664f0e9573ecc7ea6696de9d01af1748f1e69d899dcea36a8a52cb8530681fd924052d09a137347b0cb2c04b4e045f52d969aabd57fde473840a07436a287da3b376fb97e4d6faa65004c09ed195842a0926d4b026544c13484507f4adf82068bf16a56f1f656a79875eb1a547e25ca404776cad4ba6e890b9f63e4e56dbc2f8935"}]}, @NL80211_ATTR_SCHED_SCAN_DELAY={0x8, 0xdc, 0x1f}]}, 0x1738}, 0x1, 0x0, 0x0, 0x40008010}, 0xc014004) 01:47:52 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r0, 0x4603, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, 0x0, 0x0) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:52 executing program 3: getpid() perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$TUNSETVNETBE(0xffffffffffffffff, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, 0xffffffffffffffff, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(0xffffffffffffffff, 0x0, &(0x7f0000000340)={{}, {0x77359400}}) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r0, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) syz_genetlink_get_family_id$nbd(0x0) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) r1 = open(0x0, 0x0, 0x0) getsockopt$SO_J1939_ERRQUEUE(r1, 0x6b, 0x4, &(0x7f00000000c0), &(0x7f0000000100)=0x4) 01:47:52 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x0, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) futimesat(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x0, 0x0) preadv(r3, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0xc000}], 0x1, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) 01:47:52 executing program 2: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) r1 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$VT_DISALLOCATE(r1, 0x5608) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) r2 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) perf_event_open(&(0x7f0000001340)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socketpair(0x8000000000001e, 0x5, 0x0, &(0x7f000000dff8)={0xffffffffffffffff, 0xffffffffffffffff}) socket(0x11, 0x800000003, 0x0) writev(r3, &(0x7f0000000240)=[{&(0x7f0000000080)="a3", 0x1}], 0x1) write(r3, 0x0, 0x0) r5 = socket$inet_sctp(0x2, 0x1, 0x84) r6 = socket$inet(0x2, 0x4000000805, 0x0) r7 = socket$inet_sctp(0x2, 0x5, 0x84) r8 = dup3(r6, r7, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r7, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r8, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r7, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r7, 0x84, 0x1d, &(0x7f000025e000)={0x2, [0x0, 0x0]}, &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r8, 0x84, 0x7a, &(0x7f000059aff8)={r9}, &(0x7f000034f000)=0x2059b000) getsockopt$inet_sctp_SCTP_ASSOCINFO(r5, 0x84, 0x1, &(0x7f0000000100)={r9, 0x1f, 0x100, 0x1, 0x7fffffff, 0x80}, &(0x7f0000000140)=0x14) setsockopt$sock_int(r4, 0x1, 0x8, &(0x7f0000785000), 0x34a) writev(r3, &(0x7f00000013c0)=[{&(0x7f00000000c0)="da", 0x1}], 0x1) sendmmsg$alg(r4, &(0x7f0000236fc8)=[{0x8004000, 0x0, &(0x7f00000fff80), 0xc, &(0x7f00001e1e78)}], 0x4924924924926c8, 0x0) r10 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r10, 0x4601, &(0x7f0000000000)={0x2000, 0x0, 0x1610, 0x30, 0x0, 0x7fc, 0x4, 0x0, {0x0, 0x9}, {}, {}, {0x0, 0x2}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}) socket$inet6(0xa, 0x80000, 0x9) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r2) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) seccomp$SECCOMP_SET_MODE_STRICT(0x0, 0x0, 0x0) [ 1053.011600][T25182] netlink: 'syz-executor.1': attribute type 22 has an invalid length. [ 1053.229401][ T27] audit: type=1326 audit(1578966473.182:33): auid=4294967295 uid=0 gid=0 ses=4294967295 subj==unconfined pid=25173 comm="syz-executor.2" exe="/root/syz-executor.2" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45dd8a code=0x0 [ 1053.411593][T25182] netlink: 'syz-executor.1': attribute type 22 has an invalid length. 01:47:53 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r0, 0x4604, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, 0x0, 0x0) open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) 01:47:53 executing program 0: r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) r2 = syz_open_dev$amidi(0x0, 0x0, 0x10000) ioctl$TUNSETVNETBE(r2, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) futimesat(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) openat$cgroup_procs(0xffffffffffffffff, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) r3 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x0, 0x0) preadv(r3, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0xd000}], 0x1, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) 01:47:53 executing program 1: r0 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0xc0010, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x8000000002}, 0x486b, 0x0, 0x0, 0x0, 0x4000000000000}, 0x0, 0xf7ffffffffffffff, r0, 0x0) r1 = syz_open_dev$amidi(0x0, 0x4f6, 0x10000) ioctl$TUNSETVNETBE(r1, 0x400454de, 0x0) r2 = openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(r2, &(0x7f0000000140)='./file0\x00', &(0x7f0000000340)={{}, {0x77359400}}) ioctl$sock_bt_hidp_HIDPGETCONNINFO(r2, 0x800448d3, &(0x7f0000001400)={{0x40, 0x1, 0x9, 0x2, 0xbd, 0x7}, 0x4, 0x4, 0x3b, 0x2, 0xffff, "14cc2c2b7677fd7cb725f21fd44f987da0c65a0dc70be1610b6d17c5f48e3621a1d8ecdc8eaa2f04e8a0df9ed35e40ecbd39cc3b253b4b5a38ea8ab9d4fedca208efafbdd56da48170109a7c7a1d1ef3dd6d3fb2caed044e3090de415482a3404e44c87e0f4b39b5d6a6716b85e6a8cf03d2a389f8734000fee8adc46f71e3bd"}) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x40000, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) write$cgroup_pid(0xffffffffffffffff, &(0x7f0000000300), 0x12) socket$inet(0x2, 0x80001, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) r4 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r4, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x4b0, 0x0, 0x0, 0x4, 0x0, {}, {}, {}, {}, 0x0, 0x1, 0x0, 0x100, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6}) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) dup2(0xffffffffffffffff, r3) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1}, 0x20) syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x0, 0x0, 0x0) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:53 executing program 5: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) accept$packet(0xffffffffffffffff, 0x0, 0x0) getsockopt$inet_sctp6_SCTP_AUTH_ACTIVE_KEY(0xffffffffffffffff, 0x84, 0x18, &(0x7f0000000000), &(0x7f0000000080)=0x8) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nullb0\x00', 0x4000000004002, 0x0) ioctl$TUNSETVNETBE(0xffffffffffffffff, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x200000e, 0x13, r1, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) r2 = open(&(0x7f00000000c0)='./file0\x00', 0x0, 0x0) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) r3 = openat$cgroup_procs(r2, &(0x7f0000000240)='cgroup.procs\x00', 0x2, 0x0) write$cgroup_pid(r3, &(0x7f0000000300), 0x12) r4 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nullb0\x00', 0x0, 0x0) socket$inet(0x2, 0x80001, 0x0) preadv(r4, &(0x7f0000000040)=[{&(0x7f0000000400)=""/4096, 0x3ffc00}], 0x1, 0x0) ptrace(0x4206, 0x0) r5 = socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r6 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r6, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r7 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r7, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) r8 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r8, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) dup2(0xffffffffffffffff, r5) r9 = socket$inet6(0xa, 0x3, 0x6) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000300)={@mcast2, 0x10000, 0x0, 0x102, 0x8000003}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r9, 0x29, 0x20, &(0x7f0000000040)={@loopback, 0x0, 0x0, 0x1, 0x3}, 0x20) connect$inet6(r9, &(0x7f0000000500)={0xa, 0x0, 0x40f7, @mcast2, 0x7ff}, 0x9) r10 = syz_open_procfs(0x0, &(0x7f0000000600)='auxv\x00') r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00') sendmsg$NBD_CMD_RECONFIGURE(r10, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r11, 0xc05, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8040) r12 = open(&(0x7f0000000200)='./file0\x00', 0x8bea09d50fc2dd30, 0x0) fchdir(r12) openat(0xffffffffffffff9c, &(0x7f0000001700)='./file0\x00', 0x1, 0x40) eventfd2(0x0, 0x0) accept$packet(0xffffffffffffffff, &(0x7f0000000340)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @local}, &(0x7f00000003c0)=0x14) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x15, &(0x7f0000000440)={@empty, r13}, 0x14) fchdir(0xffffffffffffffff) fchdir(0xffffffffffffffff) 01:47:53 executing program 3: getpid() perf_event_open(&(0x7f00000000c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$TUNSETVNETBE(0xffffffffffffffff, 0x400454de, 0x0) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x13, 0xffffffffffffffff, 0x0) openat$autofs(0xffffffffffffff9c, 0x0, 0x800, 0x0) futimesat(0xffffffffffffffff, 0x0, &(0x7f0000000340)={{}, {0x77359400}}) ioctl$VIDIOC_G_MODULATOR(0xffffffffffffffff, 0xc0445636, 0x0) socket$netlink(0x10, 0x3, 0x3eb190fe4a256bab) r0 = openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) ioctl$FBIOPUT_VSCREENINFO(r0, 0x4601, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x30, 0x0, 0x800, 0x4}) ioctl$FBIOPUT_VSCREENINFO(0xffffffffffffffff, 0x4601, 0x0) openat$fb0(0xffffffffffffff9c, &(0x7f0000000180)='/dev/fb0\x00', 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) syz_genetlink_get_family_id$nbd(0x0) r1 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000140)='/dev/dlm_plock\x00', 0x800, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000001c0)=0x4) fchdir(0xffffffffffffffff) eventfd2(0x0, 0x0) setsockopt$inet6_tcp_TCP_ULP(0xffffffffffffffff, 0x6, 0x1f, &(0x7f0000000240)='tls\x00', 0x4) open(0x0, 0x0, 0x0) [ 1053.842005][ T27] audit: type=1326 audit(1578966473.802:34): auid=4294967295 uid=0 gid=0 ses=4294967295 subj==unconfined pid=25173 comm="syz-executor.2" exe="/root/syz-executor.2" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45dd8a code=0x0 [ 1277.499450][ T1128] INFO: task syz-executor.2:25173 blocked for more than 143 seconds. [ 1277.499477][ T1128] Not tainted 5.5.0-rc6-syzkaller #0 [ 1277.499484][ T1128] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1277.499491][ T1128] syz-executor.2 D27632 25173 9533 0x00000004 [ 1277.499516][ T1128] Call Trace: [ 1277.499546][ T1128] __schedule+0x934/0x1f90 [ 1277.499571][ T1128] ? __sched_text_start+0x8/0x8 [ 1277.499586][ T1128] ? lock_downgrade+0x920/0x920 [ 1277.499653][ T1128] ? rwlock_bug.part.0+0x90/0x90 [ 1277.499677][ T1128] schedule+0xdc/0x2b0 [ 1277.499702][ T1128] schedule_preempt_disabled+0x13/0x20 [ 1277.499720][ T1128] __mutex_lock+0x7ab/0x13c0 [ 1277.499793][ T1128] ? fb_release+0x55/0x150 [ 1277.499816][ T1128] ? mutex_trylock+0x2d0/0x2d0 [ 1277.499831][ T1128] ? __kasan_check_read+0x11/0x20 [ 1277.499906][ T1128] ? vfs_lock_file+0xf0/0xf0 [ 1277.499924][ T1128] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1277.499940][ T1128] ? fsnotify+0x7fd/0xbb0 [ 1277.499963][ T1128] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1277.499979][ T1128] ? locks_remove_file+0x32f/0x580 [ 1277.499995][ T1128] ? fsnotify_first_mark+0x210/0x210 [ 1277.500018][ T1128] mutex_lock_nested+0x16/0x20 [ 1277.500034][ T1128] ? mutex_lock_nested+0x16/0x20 [ 1277.500050][ T1128] fb_release+0x55/0x150 [ 1277.500070][ T1128] __fput+0x2ff/0x890 [ 1277.500090][ T1128] ? unregister_framebuffer+0x40/0x40 [ 1277.500109][ T1128] ____fput+0x16/0x20 [ 1277.500180][ T1128] task_work_run+0x145/0x1c0 [ 1277.500205][ T1128] exit_to_usermode_loop+0x316/0x380 [ 1277.500226][ T1128] do_syscall_64+0x676/0x790 [ 1277.500247][ T1128] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.500259][ T1128] RIP: 0033:0x414ae1 [ 1277.500277][ T1128] Code: ff ff ff 48 8b 52 30 48 8b 92 d0 00 00 00 84 02 4c 8b 05 82 2c a6 01 41 84 00 48 3d 00 00 40 00 0f 83 b3 03 00 00 49 8b 0c c0 <48> 85 c9 0f 84 5b 02 00 00 49 89 d8 48 c1 eb 05 48 81 e3 ff ff 1f [ 1277.500286][ T1128] RSP: 002b:0000000000a6fbf0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 1277.500303][ T1128] RAX: 0000000000000000 RBX: 000000000000000d RCX: 0000000000414ae1 [ 1277.500312][ T1128] RDX: 0000000000000000 RSI: 0000000000000081 RDI: 000000000000000c [ 1277.500322][ T1128] RBP: 0000000000000000 R08: 0000000000762da8 R09: ffffffffffffffff [ 1277.500332][ T1128] R10: 0000000000a6fcc0 R11: 0000000000000293 R12: 000000000075c070 [ 1277.500342][ T1128] R13: 0000000000000003 R14: 0000000000762db0 R15: 000000000075c07c [ 1277.500370][ T1128] INFO: task syz-executor.1:25221 blocked for more than 143 seconds. [ 1277.500380][ T1128] Not tainted 5.5.0-rc6-syzkaller #0 [ 1277.500386][ T1128] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1277.500392][ T1128] syz-executor.1 D28536 25221 9530 0x00000004 [ 1277.500414][ T1128] Call Trace: [ 1277.500435][ T1128] __schedule+0x934/0x1f90 [ 1277.500458][ T1128] ? __sched_text_start+0x8/0x8 [ 1277.500472][ T1128] ? lock_downgrade+0x920/0x920 [ 1277.500489][ T1128] ? rwlock_bug.part.0+0x90/0x90 [ 1277.500511][ T1128] schedule+0xdc/0x2b0 [ 1277.500532][ T1128] schedule_preempt_disabled+0x13/0x20 [ 1277.500549][ T1128] __mutex_lock+0x7ab/0x13c0 [ 1277.500567][ T1128] ? fb_open+0xd7/0x450 [ 1277.500589][ T1128] ? mutex_trylock+0x2d0/0x2d0 [ 1277.500610][ T1128] ? __mutex_unlock_slowpath+0xf0/0x6a0 [ 1277.500624][ T1128] ? chrdev_open+0xca/0x6b0 [ 1277.500657][ T1128] mutex_lock_nested+0x16/0x20 [ 1277.500673][ T1128] ? mutex_lock_nested+0x16/0x20 [ 1277.500688][ T1128] fb_open+0xd7/0x450 [ 1277.500712][ T1128] ? get_fb_info.part.0+0x80/0x80 [ 1277.500726][ T1128] chrdev_open+0x245/0x6b0 [ 1277.500743][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.500764][ T1128] ? security_file_open+0x87/0x300 [ 1277.500815][ T1128] do_dentry_open+0x4e6/0x1380 [ 1277.500829][ T1128] ? __kasan_check_read+0x11/0x20 [ 1277.500844][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.500866][ T1128] ? chown_common+0x5c0/0x5c0 [ 1277.500884][ T1128] ? inode_permission+0xb4/0x520 [ 1277.500904][ T1128] vfs_open+0xa0/0xd0 [ 1277.500922][ T1128] path_openat+0x10df/0x4500 [ 1277.500935][ T1128] ? save_stack+0x23/0x90 [ 1277.500950][ T1128] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 1277.500964][ T1128] ? kasan_slab_alloc+0xf/0x20 [ 1277.500977][ T1128] ? kmem_cache_alloc+0x121/0x710 [ 1277.500993][ T1128] ? getname_flags+0xd6/0x5b0 [ 1277.501007][ T1128] ? getname+0x1a/0x20 [ 1277.501038][ T1128] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 1277.501051][ T1128] ? __lock_acquire+0x16f2/0x4a00 [ 1277.501074][ T1128] ? __alloc_fd+0x487/0x620 [ 1277.501097][ T1128] do_filp_open+0x1a1/0x280 [ 1277.501115][ T1128] ? may_open_dev+0x100/0x100 [ 1277.501145][ T1128] ? do_raw_spin_unlock+0x181/0x270 [ 1277.501179][ T1128] do_sys_open+0x3fe/0x5d0 [ 1277.501197][ T1128] ? filp_open+0x80/0x80 [ 1277.501216][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.501234][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.501250][ T1128] ? do_syscall_64+0x26/0x790 [ 1277.501266][ T1128] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.501281][ T1128] ? do_syscall_64+0x26/0x790 [ 1277.501301][ T1128] __x64_sys_openat+0x9d/0x100 [ 1277.501320][ T1128] do_syscall_64+0xfa/0x790 [ 1277.501340][ T1128] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.501351][ T1128] RIP: 0033:0x45af49 [ 1277.501366][ T1128] Code: e8 3c 1f 00 00 eb aa cc cc cc cc cc cc cc cc cc cc 64 48 8b 0c 25 f8 ff ff ff 48 3b 61 10 76 40 48 83 ec 28 48 89 6c 24 20 48 <8d> 6c 24 20 48 8b 42 10 48 8b 4a 18 48 8b 52 08 48 89 14 24 48 89 [ 1277.501375][ T1128] RSP: 002b:00007f8b41a7fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 1277.501389][ T1128] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045af49 [ 1277.501398][ T1128] RDX: 0000000000000000 RSI: 0000000020000180 RDI: ffffffffffffff9c [ 1277.501408][ T1128] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 1277.501417][ T1128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8b41a806d4 [ 1277.501427][ T1128] R13: 00000000004c88ce R14: 00000000004e0f90 R15: 00000000ffffffff [ 1277.501454][ T1128] INFO: task syz-executor.1:25227 blocked for more than 143 seconds. [ 1277.501462][ T1128] Not tainted 5.5.0-rc6-syzkaller #0 [ 1277.501468][ T1128] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1277.501475][ T1128] syz-executor.1 D27656 25227 9530 0x00004004 [ 1277.501497][ T1128] Call Trace: [ 1277.501517][ T1128] __schedule+0x934/0x1f90 [ 1277.501540][ T1128] ? __sched_text_start+0x8/0x8 [ 1277.501554][ T1128] ? lock_downgrade+0x920/0x920 [ 1277.501570][ T1128] ? rwlock_bug.part.0+0x90/0x90 [ 1277.501593][ T1128] schedule+0xdc/0x2b0 [ 1277.501614][ T1128] schedule_preempt_disabled+0x13/0x20 [ 1277.501630][ T1128] __mutex_lock+0x7ab/0x13c0 [ 1277.501649][ T1128] ? fb_open+0xd7/0x450 [ 1277.501671][ T1128] ? mutex_trylock+0x2d0/0x2d0 [ 1277.501696][ T1128] ? __mutex_unlock_slowpath+0xf0/0x6a0 [ 1277.501710][ T1128] ? chrdev_open+0xca/0x6b0 [ 1277.501743][ T1128] mutex_lock_nested+0x16/0x20 [ 1277.501759][ T1128] ? mutex_lock_nested+0x16/0x20 [ 1277.501774][ T1128] fb_open+0xd7/0x450 [ 1277.501794][ T1128] ? get_fb_info.part.0+0x80/0x80 [ 1277.501807][ T1128] chrdev_open+0x245/0x6b0 [ 1277.501824][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.501844][ T1128] ? security_file_open+0x87/0x300 [ 1277.501865][ T1128] do_dentry_open+0x4e6/0x1380 [ 1277.501879][ T1128] ? __kasan_check_read+0x11/0x20 [ 1277.501894][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.501915][ T1128] ? chown_common+0x5c0/0x5c0 [ 1277.501934][ T1128] ? inode_permission+0xb4/0x520 [ 1277.501953][ T1128] vfs_open+0xa0/0xd0 [ 1277.501971][ T1128] path_openat+0x10df/0x4500 [ 1277.501984][ T1128] ? save_stack+0x23/0x90 [ 1277.501999][ T1128] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 1277.502012][ T1128] ? kasan_slab_alloc+0xf/0x20 [ 1277.502025][ T1128] ? kmem_cache_alloc+0x121/0x710 [ 1277.502041][ T1128] ? getname_flags+0xd6/0x5b0 [ 1277.502055][ T1128] ? getname+0x1a/0x20 [ 1277.502086][ T1128] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 1277.502099][ T1128] ? __lock_acquire+0x16f2/0x4a00 [ 1277.502121][ T1128] ? __alloc_fd+0x487/0x620 [ 1277.502144][ T1128] do_filp_open+0x1a1/0x280 [ 1277.502162][ T1128] ? may_open_dev+0x100/0x100 [ 1277.502191][ T1128] ? do_raw_spin_unlock+0x181/0x270 [ 1277.502225][ T1128] do_sys_open+0x3fe/0x5d0 [ 1277.502243][ T1128] ? filp_open+0x80/0x80 [ 1277.502263][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.502280][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.502296][ T1128] ? do_syscall_64+0x26/0x790 [ 1277.502311][ T1128] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.502327][ T1128] ? do_syscall_64+0x26/0x790 [ 1277.502346][ T1128] __x64_sys_openat+0x9d/0x100 [ 1277.502366][ T1128] do_syscall_64+0xfa/0x790 [ 1277.502386][ T1128] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.502396][ T1128] RIP: 0033:0x45af49 [ 1277.502411][ T1128] Code: e8 3c 1f 00 00 eb aa cc cc cc cc cc cc cc cc cc cc 64 48 8b 0c 25 f8 ff ff ff 48 3b 61 10 76 40 48 83 ec 28 48 89 6c 24 20 48 <8d> 6c 24 20 48 8b 42 10 48 8b 4a 18 48 8b 52 08 48 89 14 24 48 89 [ 1277.502419][ T1128] RSP: 002b:00007f8b41a5ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 1277.502434][ T1128] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045af49 [ 1277.502443][ T1128] RDX: 0000000000000000 RSI: 0000000020000180 RDI: ffffffffffffff9c [ 1277.502452][ T1128] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 1277.502462][ T1128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8b41a5f6d4 [ 1277.502472][ T1128] R13: 00000000004c88ce R14: 00000000004e0f90 R15: 00000000ffffffff [ 1277.502499][ T1128] INFO: task syz-executor.1:25234 blocked for more than 143 seconds. [ 1277.502507][ T1128] Not tainted 5.5.0-rc6-syzkaller #0 [ 1277.502513][ T1128] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1277.502519][ T1128] syz-executor.1 D28536 25234 9530 0x00004004 [ 1277.502540][ T1128] Call Trace: [ 1277.502560][ T1128] __schedule+0x934/0x1f90 [ 1277.502583][ T1128] ? __sched_text_start+0x8/0x8 [ 1277.502597][ T1128] ? lock_downgrade+0x920/0x920 [ 1277.502613][ T1128] ? rwlock_bug.part.0+0x90/0x90 [ 1277.502636][ T1128] schedule+0xdc/0x2b0 [ 1277.502657][ T1128] schedule_preempt_disabled+0x13/0x20 [ 1277.502673][ T1128] __mutex_lock+0x7ab/0x13c0 [ 1277.502696][ T1128] ? fb_open+0xd7/0x450 [ 1277.502718][ T1128] ? mutex_trylock+0x2d0/0x2d0 [ 1277.502739][ T1128] ? __mutex_unlock_slowpath+0xf0/0x6a0 [ 1277.502753][ T1128] ? chrdev_open+0xca/0x6b0 [ 1277.502786][ T1128] mutex_lock_nested+0x16/0x20 [ 1277.502802][ T1128] ? mutex_lock_nested+0x16/0x20 [ 1277.502817][ T1128] fb_open+0xd7/0x450 [ 1277.502836][ T1128] ? get_fb_info.part.0+0x80/0x80 [ 1277.502849][ T1128] chrdev_open+0x245/0x6b0 [ 1277.502867][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.502886][ T1128] ? security_file_open+0x87/0x300 [ 1277.502907][ T1128] do_dentry_open+0x4e6/0x1380 [ 1277.502921][ T1128] ? __kasan_check_read+0x11/0x20 [ 1277.502945][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.502967][ T1128] ? chown_common+0x5c0/0x5c0 [ 1277.502985][ T1128] ? inode_permission+0xb4/0x520 [ 1277.503004][ T1128] vfs_open+0xa0/0xd0 [ 1277.503022][ T1128] path_openat+0x10df/0x4500 [ 1277.503035][ T1128] ? save_stack+0x23/0x90 [ 1277.503050][ T1128] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 1277.503063][ T1128] ? kasan_slab_alloc+0xf/0x20 [ 1277.503076][ T1128] ? kmem_cache_alloc+0x121/0x710 [ 1277.503091][ T1128] ? getname_flags+0xd6/0x5b0 [ 1277.503106][ T1128] ? getname+0x1a/0x20 [ 1277.503137][ T1128] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 1277.503150][ T1128] ? __lock_acquire+0x16f2/0x4a00 [ 1277.503173][ T1128] ? __alloc_fd+0x487/0x620 [ 1277.503194][ T1128] do_filp_open+0x1a1/0x280 [ 1277.503213][ T1128] ? may_open_dev+0x100/0x100 [ 1277.503242][ T1128] ? do_raw_spin_unlock+0x181/0x270 [ 1277.503276][ T1128] do_sys_open+0x3fe/0x5d0 [ 1277.503294][ T1128] ? filp_open+0x80/0x80 [ 1277.503313][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.503330][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.503346][ T1128] ? do_syscall_64+0x26/0x790 [ 1277.503362][ T1128] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.503377][ T1128] ? do_syscall_64+0x26/0x790 [ 1277.503397][ T1128] __x64_sys_openat+0x9d/0x100 [ 1277.503416][ T1128] do_syscall_64+0xfa/0x790 [ 1277.503437][ T1128] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.503447][ T1128] RIP: 0033:0x45af49 [ 1277.503462][ T1128] Code: e8 3c 1f 00 00 eb aa cc cc cc cc cc cc cc cc cc cc 64 48 8b 0c 25 f8 ff ff ff 48 3b 61 10 76 40 48 83 ec 28 48 89 6c 24 20 48 <8d> 6c 24 20 48 8b 42 10 48 8b 4a 18 48 8b 52 08 48 89 14 24 48 89 [ 1277.503471][ T1128] RSP: 002b:00007f8b41a3dc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 1277.503485][ T1128] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045af49 [ 1277.503494][ T1128] RDX: 0000000000000000 RSI: 0000000020000180 RDI: ffffffffffffff9c [ 1277.503503][ T1128] RBP: 000000000075c118 R08: 0000000000000000 R09: 0000000000000000 [ 1277.503513][ T1128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8b41a3e6d4 [ 1277.503522][ T1128] R13: 00000000004c88ce R14: 00000000004e0f90 R15: 00000000ffffffff [ 1277.503550][ T1128] INFO: task syz-executor.0:25210 blocked for more than 143 seconds. [ 1277.503559][ T1128] Not tainted 5.5.0-rc6-syzkaller #0 [ 1277.503565][ T1128] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1277.503571][ T1128] syz-executor.0 D25976 25210 9527 0x00004004 [ 1277.503593][ T1128] Call Trace: [ 1277.503613][ T1128] __schedule+0x934/0x1f90 [ 1277.503637][ T1128] ? __sched_text_start+0x8/0x8 [ 1277.503650][ T1128] ? lock_downgrade+0x920/0x920 [ 1277.503666][ T1128] ? rwlock_bug.part.0+0x90/0x90 [ 1277.503696][ T1128] schedule+0xdc/0x2b0 [ 1277.503716][ T1128] schedule_preempt_disabled+0x13/0x20 [ 1277.503733][ T1128] __mutex_lock+0x7ab/0x13c0 [ 1277.503751][ T1128] ? fb_open+0xd7/0x450 [ 1277.503773][ T1128] ? mutex_trylock+0x2d0/0x2d0 [ 1277.503794][ T1128] ? __mutex_unlock_slowpath+0xf0/0x6a0 [ 1277.503808][ T1128] ? chrdev_open+0xca/0x6b0 [ 1277.503841][ T1128] mutex_lock_nested+0x16/0x20 [ 1277.503857][ T1128] ? mutex_lock_nested+0x16/0x20 [ 1277.503872][ T1128] fb_open+0xd7/0x450 [ 1277.503891][ T1128] ? get_fb_info.part.0+0x80/0x80 [ 1277.503905][ T1128] chrdev_open+0x245/0x6b0 [ 1277.503922][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.503942][ T1128] ? security_file_open+0x87/0x300 [ 1277.503962][ T1128] do_dentry_open+0x4e6/0x1380 [ 1277.503976][ T1128] ? __kasan_check_read+0x11/0x20 [ 1277.503991][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.504013][ T1128] ? chown_common+0x5c0/0x5c0 [ 1277.504031][ T1128] ? inode_permission+0xb4/0x520 [ 1277.504051][ T1128] vfs_open+0xa0/0xd0 [ 1277.504068][ T1128] path_openat+0x10df/0x4500 [ 1277.504081][ T1128] ? save_stack+0x23/0x90 [ 1277.504096][ T1128] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 1277.504110][ T1128] ? kasan_slab_alloc+0xf/0x20 [ 1277.504123][ T1128] ? kmem_cache_alloc+0x121/0x710 [ 1277.504138][ T1128] ? getname_flags+0xd6/0x5b0 [ 1277.504153][ T1128] ? getname+0x1a/0x20 [ 1277.504184][ T1128] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 1277.504197][ T1128] ? __lock_acquire+0x16f2/0x4a00 [ 1277.504219][ T1128] ? __alloc_fd+0x487/0x620 [ 1277.504242][ T1128] do_filp_open+0x1a1/0x280 [ 1277.504260][ T1128] ? may_open_dev+0x100/0x100 [ 1277.504289][ T1128] ? do_raw_spin_unlock+0x181/0x270 [ 1277.504324][ T1128] do_sys_open+0x3fe/0x5d0 [ 1277.504341][ T1128] ? filp_open+0x80/0x80 [ 1277.504361][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.504377][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.504394][ T1128] ? do_syscall_64+0x26/0x790 [ 1277.504410][ T1128] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.504425][ T1128] ? do_syscall_64+0x26/0x790 [ 1277.504445][ T1128] __x64_sys_openat+0x9d/0x100 [ 1277.504464][ T1128] do_syscall_64+0xfa/0x790 [ 1277.504484][ T1128] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.504494][ T1128] RIP: 0033:0x45af49 [ 1277.504509][ T1128] Code: e8 3c 1f 00 00 eb aa cc cc cc cc cc cc cc cc cc cc 64 48 8b 0c 25 f8 ff ff ff 48 3b 61 10 76 40 48 83 ec 28 48 89 6c 24 20 48 <8d> 6c 24 20 48 8b 42 10 48 8b 4a 18 48 8b 52 08 48 89 14 24 48 89 [ 1277.504518][ T1128] RSP: 002b:00007fe60dfd5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 1277.504531][ T1128] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045af49 [ 1277.504541][ T1128] RDX: 0000000000000000 RSI: 0000000020000180 RDI: ffffffffffffff9c [ 1277.504550][ T1128] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 1277.504560][ T1128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe60dfd66d4 [ 1277.504570][ T1128] R13: 00000000004c88ce R14: 00000000004e0f90 R15: 00000000ffffffff [ 1277.504597][ T1128] INFO: task syz-executor.0:25240 blocked for more than 143 seconds. [ 1277.504605][ T1128] Not tainted 5.5.0-rc6-syzkaller #0 [ 1277.504611][ T1128] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1277.504617][ T1128] syz-executor.0 D28536 25240 9527 0x00004004 [ 1277.504637][ T1128] Call Trace: [ 1277.504657][ T1128] __schedule+0x934/0x1f90 [ 1277.504681][ T1128] ? __sched_text_start+0x8/0x8 [ 1277.504698][ T1128] ? lock_downgrade+0x920/0x920 [ 1277.504715][ T1128] ? rwlock_bug.part.0+0x90/0x90 [ 1277.504738][ T1128] schedule+0xdc/0x2b0 [ 1277.504758][ T1128] schedule_preempt_disabled+0x13/0x20 [ 1277.504775][ T1128] __mutex_lock+0x7ab/0x13c0 [ 1277.504793][ T1128] ? fb_open+0xd7/0x450 [ 1277.504815][ T1128] ? mutex_trylock+0x2d0/0x2d0 [ 1277.504835][ T1128] ? __mutex_unlock_slowpath+0xf0/0x6a0 [ 1277.504849][ T1128] ? chrdev_open+0xca/0x6b0 [ 1277.504882][ T1128] mutex_lock_nested+0x16/0x20 [ 1277.504898][ T1128] ? mutex_lock_nested+0x16/0x20 [ 1277.504913][ T1128] fb_open+0xd7/0x450 [ 1277.504932][ T1128] ? get_fb_info.part.0+0x80/0x80 [ 1277.504945][ T1128] chrdev_open+0x245/0x6b0 [ 1277.504963][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.504982][ T1128] ? security_file_open+0x87/0x300 [ 1277.505003][ T1128] do_dentry_open+0x4e6/0x1380 [ 1277.505017][ T1128] ? __kasan_check_read+0x11/0x20 [ 1277.505032][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.505054][ T1128] ? chown_common+0x5c0/0x5c0 [ 1277.505072][ T1128] ? inode_permission+0xb4/0x520 [ 1277.505092][ T1128] vfs_open+0xa0/0xd0 [ 1277.505110][ T1128] path_openat+0x10df/0x4500 [ 1277.505123][ T1128] ? save_stack+0x23/0x90 [ 1277.505138][ T1128] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 1277.505151][ T1128] ? kasan_slab_alloc+0xf/0x20 [ 1277.505164][ T1128] ? kmem_cache_alloc+0x121/0x710 [ 1277.505180][ T1128] ? getname_flags+0xd6/0x5b0 [ 1277.505193][ T1128] ? getname+0x1a/0x20 [ 1277.505224][ T1128] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 1277.505237][ T1128] ? __lock_acquire+0x16f2/0x4a00 [ 1277.505260][ T1128] ? __alloc_fd+0x487/0x620 [ 1277.505282][ T1128] do_filp_open+0x1a1/0x280 [ 1277.505300][ T1128] ? may_open_dev+0x100/0x100 [ 1277.505330][ T1128] ? do_raw_spin_unlock+0x181/0x270 [ 1277.505364][ T1128] do_sys_open+0x3fe/0x5d0 [ 1277.505382][ T1128] ? filp_open+0x80/0x80 [ 1277.505401][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.505418][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.505434][ T1128] ? do_syscall_64+0x26/0x790 [ 1277.505449][ T1128] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.505465][ T1128] ? do_syscall_64+0x26/0x790 [ 1277.505484][ T1128] __x64_sys_openat+0x9d/0x100 [ 1277.505504][ T1128] do_syscall_64+0xfa/0x790 [ 1277.505524][ T1128] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.505535][ T1128] RIP: 0033:0x45af49 [ 1277.505549][ T1128] Code: e8 3c 1f 00 00 eb aa cc cc cc cc cc cc cc cc cc cc 64 48 8b 0c 25 f8 ff ff ff 48 3b 61 10 76 40 48 83 ec 28 48 89 6c 24 20 48 <8d> 6c 24 20 48 8b 42 10 48 8b 4a 18 48 8b 52 08 48 89 14 24 48 89 [ 1277.505558][ T1128] RSP: 002b:00007fe60df51c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 1277.505572][ T1128] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045af49 [ 1277.505581][ T1128] RDX: 0000000000000000 RSI: 0000000020000180 RDI: ffffffffffffff9c [ 1277.505591][ T1128] RBP: 000000000075c1c0 R08: 0000000000000000 R09: 0000000000000000 [ 1277.505600][ T1128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe60df526d4 [ 1277.505610][ T1128] R13: 00000000004c88ce R14: 00000000004e0f90 R15: 00000000ffffffff [ 1277.505637][ T1128] INFO: task syz-executor.3:25212 blocked for more than 143 seconds. [ 1277.505645][ T1128] Not tainted 5.5.0-rc6-syzkaller #0 [ 1277.505651][ T1128] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1277.505657][ T1128] syz-executor.3 D26392 25212 9535 0x00004004 [ 1277.505677][ T1128] Call Trace: [ 1277.505702][ T1128] __schedule+0x934/0x1f90 [ 1277.505726][ T1128] ? __sched_text_start+0x8/0x8 [ 1277.505739][ T1128] ? lock_downgrade+0x920/0x920 [ 1277.505765][ T1128] schedule+0xdc/0x2b0 [ 1277.505785][ T1128] schedule_preempt_disabled+0x13/0x20 [ 1277.505802][ T1128] __mutex_lock+0x7ab/0x13c0 [ 1277.505821][ T1128] ? fb_open+0xd7/0x450 [ 1277.505842][ T1128] ? mutex_trylock+0x2d0/0x2d0 [ 1277.505863][ T1128] ? __mutex_unlock_slowpath+0xf0/0x6a0 [ 1277.505877][ T1128] ? chrdev_open+0xca/0x6b0 [ 1277.505910][ T1128] mutex_lock_nested+0x16/0x20 [ 1277.505926][ T1128] ? mutex_lock_nested+0x16/0x20 [ 1277.505941][ T1128] fb_open+0xd7/0x450 [ 1277.505960][ T1128] ? get_fb_info.part.0+0x80/0x80 [ 1277.505974][ T1128] chrdev_open+0x245/0x6b0 [ 1277.505991][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.506011][ T1128] ? security_file_open+0x87/0x300 [ 1277.506032][ T1128] do_dentry_open+0x4e6/0x1380 [ 1277.506045][ T1128] ? __kasan_check_read+0x11/0x20 [ 1277.506061][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.506082][ T1128] ? chown_common+0x5c0/0x5c0 [ 1277.506101][ T1128] ? inode_permission+0xb4/0x520 [ 1277.506120][ T1128] vfs_open+0xa0/0xd0 [ 1277.506138][ T1128] path_openat+0x10df/0x4500 [ 1277.506154][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.506171][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.506187][ T1128] ? lockdep_hardirqs_on+0x421/0x5e0 [ 1277.506217][ T1128] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 1277.506232][ T1128] ? retint_kernel+0x2b/0x2b [ 1277.506263][ T1128] do_filp_open+0x1a1/0x280 [ 1277.506281][ T1128] ? may_open_dev+0x100/0x100 [ 1277.506311][ T1128] ? do_raw_spin_unlock+0x181/0x270 [ 1277.506345][ T1128] do_sys_open+0x3fe/0x5d0 [ 1277.506363][ T1128] ? filp_open+0x80/0x80 [ 1277.506380][ T1128] ? retint_kernel+0x2b/0x2b [ 1277.506404][ T1128] __x64_sys_openat+0x9d/0x100 [ 1277.506420][ T1128] ? do_syscall_64+0x5b/0x790 [ 1277.506438][ T1128] do_syscall_64+0xfa/0x790 [ 1277.506458][ T1128] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.506468][ T1128] RIP: 0033:0x45af49 [ 1277.506483][ T1128] Code: e8 3c 1f 00 00 eb aa cc cc cc cc cc cc cc cc cc cc 64 48 8b 0c 25 f8 ff ff ff 48 3b 61 10 76 40 48 83 ec 28 48 89 6c 24 20 48 <8d> 6c 24 20 48 8b 42 10 48 8b 4a 18 48 8b 52 08 48 89 14 24 48 89 [ 1277.506492][ T1128] RSP: 002b:00007f179bf16c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 1277.506505][ T1128] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045af49 [ 1277.506515][ T1128] RDX: 0000000000000000 RSI: 0000000020000180 RDI: ffffffffffffff9c [ 1277.506524][ T1128] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 1277.506534][ T1128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f179bf176d4 [ 1277.506543][ T1128] R13: 00000000004c88ce R14: 00000000004e0f90 R15: 00000000ffffffff [ 1277.506570][ T1128] INFO: task syz-executor.3:25220 blocked for more than 143 seconds. [ 1277.506579][ T1128] Not tainted 5.5.0-rc6-syzkaller #0 [ 1277.506585][ T1128] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1277.506591][ T1128] syz-executor.3 D28536 25220 9535 0x00004004 [ 1277.506611][ T1128] Call Trace: [ 1277.506631][ T1128] __schedule+0x934/0x1f90 [ 1277.506655][ T1128] ? __sched_text_start+0x8/0x8 [ 1277.506668][ T1128] ? lock_downgrade+0x920/0x920 [ 1277.506684][ T1128] ? rwlock_bug.part.0+0x90/0x90 [ 1277.506712][ T1128] schedule+0xdc/0x2b0 [ 1277.506733][ T1128] schedule_preempt_disabled+0x13/0x20 [ 1277.506749][ T1128] __mutex_lock+0x7ab/0x13c0 [ 1277.506767][ T1128] ? fb_open+0xd7/0x450 [ 1277.506789][ T1128] ? mutex_trylock+0x2d0/0x2d0 [ 1277.506809][ T1128] ? __mutex_unlock_slowpath+0xf0/0x6a0 [ 1277.506823][ T1128] ? chrdev_open+0xca/0x6b0 [ 1277.506857][ T1128] mutex_lock_nested+0x16/0x20 [ 1277.506873][ T1128] ? mutex_lock_nested+0x16/0x20 [ 1277.506888][ T1128] fb_open+0xd7/0x450 [ 1277.506907][ T1128] ? get_fb_info.part.0+0x80/0x80 [ 1277.506920][ T1128] chrdev_open+0x245/0x6b0 [ 1277.506938][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.506958][ T1128] ? security_file_open+0x87/0x300 [ 1277.506979][ T1128] do_dentry_open+0x4e6/0x1380 [ 1277.506992][ T1128] ? __kasan_check_read+0x11/0x20 [ 1277.507007][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.507029][ T1128] ? chown_common+0x5c0/0x5c0 [ 1277.507047][ T1128] ? inode_permission+0xb4/0x520 [ 1277.507067][ T1128] vfs_open+0xa0/0xd0 [ 1277.507085][ T1128] path_openat+0x10df/0x4500 [ 1277.507098][ T1128] ? save_stack+0x23/0x90 [ 1277.507112][ T1128] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 1277.507126][ T1128] ? kasan_slab_alloc+0xf/0x20 [ 1277.507139][ T1128] ? kmem_cache_alloc+0x121/0x710 [ 1277.507154][ T1128] ? getname_flags+0xd6/0x5b0 [ 1277.507169][ T1128] ? getname+0x1a/0x20 [ 1277.507199][ T1128] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 1277.507213][ T1128] ? __lock_acquire+0x16f2/0x4a00 [ 1277.507235][ T1128] ? __alloc_fd+0x487/0x620 [ 1277.507257][ T1128] do_filp_open+0x1a1/0x280 [ 1277.507276][ T1128] ? may_open_dev+0x100/0x100 [ 1277.507305][ T1128] ? do_raw_spin_unlock+0x181/0x270 [ 1277.507339][ T1128] do_sys_open+0x3fe/0x5d0 [ 1277.507357][ T1128] ? filp_open+0x80/0x80 [ 1277.507376][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.507393][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.507410][ T1128] ? do_syscall_64+0x26/0x790 [ 1277.507425][ T1128] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.507441][ T1128] ? do_syscall_64+0x26/0x790 [ 1277.507460][ T1128] __x64_sys_openat+0x9d/0x100 [ 1277.507480][ T1128] do_syscall_64+0xfa/0x790 [ 1277.507500][ T1128] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.507510][ T1128] RIP: 0033:0x45af49 [ 1277.507525][ T1128] Code: e8 3c 1f 00 00 eb aa cc cc cc cc cc cc cc cc cc cc 64 48 8b 0c 25 f8 ff ff ff 48 3b 61 10 76 40 48 83 ec 28 48 89 6c 24 20 48 <8d> 6c 24 20 48 8b 42 10 48 8b 4a 18 48 8b 52 08 48 89 14 24 48 89 [ 1277.507533][ T1128] RSP: 002b:00007f179bef5c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 1277.507547][ T1128] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045af49 [ 1277.507557][ T1128] RDX: 0000000000000000 RSI: 0000000020000180 RDI: ffffffffffffff9c [ 1277.507566][ T1128] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 1277.507575][ T1128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f179bef66d4 [ 1277.507585][ T1128] R13: 00000000004c88ce R14: 00000000004e0f90 R15: 00000000ffffffff [ 1277.507612][ T1128] INFO: task syz-executor.3:25225 blocked for more than 143 seconds. [ 1277.507620][ T1128] Not tainted 5.5.0-rc6-syzkaller #0 [ 1277.507626][ T1128] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1277.507632][ T1128] syz-executor.3 D27608 25225 9535 0x00000004 [ 1277.507652][ T1128] Call Trace: [ 1277.507672][ T1128] __schedule+0x934/0x1f90 [ 1277.507700][ T1128] ? __sched_text_start+0x8/0x8 [ 1277.507714][ T1128] ? lock_downgrade+0x920/0x920 [ 1277.507730][ T1128] ? rwlock_bug.part.0+0x90/0x90 [ 1277.507753][ T1128] schedule+0xdc/0x2b0 [ 1277.507774][ T1128] schedule_preempt_disabled+0x13/0x20 [ 1277.507790][ T1128] __mutex_lock+0x7ab/0x13c0 [ 1277.507808][ T1128] ? fb_open+0xd7/0x450 [ 1277.507830][ T1128] ? mutex_trylock+0x2d0/0x2d0 [ 1277.507851][ T1128] ? __mutex_unlock_slowpath+0xf0/0x6a0 [ 1277.507865][ T1128] ? chrdev_open+0xca/0x6b0 [ 1277.507898][ T1128] mutex_lock_nested+0x16/0x20 [ 1277.507914][ T1128] ? mutex_lock_nested+0x16/0x20 [ 1277.507929][ T1128] fb_open+0xd7/0x450 [ 1277.507948][ T1128] ? get_fb_info.part.0+0x80/0x80 [ 1277.507961][ T1128] chrdev_open+0x245/0x6b0 [ 1277.507979][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.507999][ T1128] ? security_file_open+0x87/0x300 [ 1277.508020][ T1128] do_dentry_open+0x4e6/0x1380 [ 1277.508033][ T1128] ? __kasan_check_read+0x11/0x20 [ 1277.508048][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.508070][ T1128] ? chown_common+0x5c0/0x5c0 [ 1277.508088][ T1128] ? inode_permission+0xb4/0x520 [ 1277.508108][ T1128] vfs_open+0xa0/0xd0 [ 1277.508126][ T1128] path_openat+0x10df/0x4500 [ 1277.508139][ T1128] ? save_stack+0x23/0x90 [ 1277.508153][ T1128] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 1277.508167][ T1128] ? kasan_slab_alloc+0xf/0x20 [ 1277.508180][ T1128] ? kmem_cache_alloc+0x121/0x710 [ 1277.508194][ T1128] ? getname_flags+0xd6/0x5b0 [ 1277.508209][ T1128] ? getname+0x1a/0x20 [ 1277.508239][ T1128] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 1277.508252][ T1128] ? __lock_acquire+0x16f2/0x4a00 [ 1277.508275][ T1128] ? __alloc_fd+0x487/0x620 [ 1277.508297][ T1128] do_filp_open+0x1a1/0x280 [ 1277.508316][ T1128] ? may_open_dev+0x100/0x100 [ 1277.508345][ T1128] ? do_raw_spin_unlock+0x181/0x270 [ 1277.508379][ T1128] do_sys_open+0x3fe/0x5d0 [ 1277.508396][ T1128] ? filp_open+0x80/0x80 [ 1277.508416][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.508433][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.508449][ T1128] ? do_syscall_64+0x26/0x790 [ 1277.508465][ T1128] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.508480][ T1128] ? do_syscall_64+0x26/0x790 [ 1277.508500][ T1128] __x64_sys_openat+0x9d/0x100 [ 1277.508519][ T1128] do_syscall_64+0xfa/0x790 [ 1277.508539][ T1128] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.508549][ T1128] RIP: 0033:0x45af49 [ 1277.508564][ T1128] Code: e8 3c 1f 00 00 eb aa cc cc cc cc cc cc cc cc cc cc 64 48 8b 0c 25 f8 ff ff ff 48 3b 61 10 76 40 48 83 ec 28 48 89 6c 24 20 48 <8d> 6c 24 20 48 8b 42 10 48 8b 4a 18 48 8b 52 08 48 89 14 24 48 89 [ 1277.508572][ T1128] RSP: 002b:00007f179bed4c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 1277.508586][ T1128] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045af49 [ 1277.508596][ T1128] RDX: 0000000000000000 RSI: 0000000020000180 RDI: ffffffffffffff9c [ 1277.508605][ T1128] RBP: 000000000075c070 R08: 0000000000000000 R09: 0000000000000000 [ 1277.508615][ T1128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f179bed56d4 [ 1277.508624][ T1128] R13: 00000000004c88ce R14: 00000000004e0f90 R15: 00000000ffffffff [ 1277.508651][ T1128] INFO: task syz-executor.3:25231 blocked for more than 143 seconds. [ 1277.508660][ T1128] Not tainted 5.5.0-rc6-syzkaller #0 [ 1277.508665][ T1128] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1277.508672][ T1128] syz-executor.3 D28536 25231 9535 0x00000004 [ 1277.508697][ T1128] Call Trace: [ 1277.508717][ T1128] __schedule+0x934/0x1f90 [ 1277.508740][ T1128] ? __sched_text_start+0x8/0x8 [ 1277.508754][ T1128] ? lock_downgrade+0x920/0x920 [ 1277.508770][ T1128] ? rwlock_bug.part.0+0x90/0x90 [ 1277.508793][ T1128] schedule+0xdc/0x2b0 [ 1277.508813][ T1128] schedule_preempt_disabled+0x13/0x20 [ 1277.508830][ T1128] __mutex_lock+0x7ab/0x13c0 [ 1277.508848][ T1128] ? fb_open+0xd7/0x450 [ 1277.508870][ T1128] ? mutex_trylock+0x2d0/0x2d0 [ 1277.508890][ T1128] ? __mutex_unlock_slowpath+0xf0/0x6a0 [ 1277.508904][ T1128] ? chrdev_open+0xca/0x6b0 [ 1277.508938][ T1128] mutex_lock_nested+0x16/0x20 [ 1277.508954][ T1128] ? mutex_lock_nested+0x16/0x20 [ 1277.508969][ T1128] fb_open+0xd7/0x450 [ 1277.508988][ T1128] ? get_fb_info.part.0+0x80/0x80 [ 1277.509001][ T1128] chrdev_open+0x245/0x6b0 [ 1277.509019][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.509038][ T1128] ? security_file_open+0x87/0x300 [ 1277.509059][ T1128] do_dentry_open+0x4e6/0x1380 [ 1277.509073][ T1128] ? __kasan_check_read+0x11/0x20 [ 1277.509088][ T1128] ? cdev_put.part.0+0x50/0x50 [ 1277.509110][ T1128] ? chown_common+0x5c0/0x5c0 [ 1277.509128][ T1128] ? inode_permission+0xb4/0x520 [ 1277.536976][ T1128] vfs_open+0xa0/0xd0 [ 1277.536999][ T1128] path_openat+0x10df/0x4500 [ 1277.537013][ T1128] ? save_stack+0x23/0x90 [ 1277.537028][ T1128] ? __kasan_kmalloc.constprop.0+0xcf/0xe0 [ 1277.537042][ T1128] ? kasan_slab_alloc+0xf/0x20 [ 1277.537055][ T1128] ? kmem_cache_alloc+0x121/0x710 [ 1277.537070][ T1128] ? getname_flags+0xd6/0x5b0 [ 1277.537085][ T1128] ? getname+0x1a/0x20 [ 1277.537116][ T1128] ? path_lookupat.isra.0+0x8d0/0x8d0 [ 1277.537130][ T1128] ? __lock_acquire+0x16f2/0x4a00 [ 1277.537153][ T1128] ? __alloc_fd+0x487/0x620 [ 1277.537176][ T1128] do_filp_open+0x1a1/0x280 [ 1277.537194][ T1128] ? may_open_dev+0x100/0x100 [ 1277.537224][ T1128] ? do_raw_spin_unlock+0x181/0x270 [ 1277.537258][ T1128] do_sys_open+0x3fe/0x5d0 [ 1277.537276][ T1128] ? filp_open+0x80/0x80 [ 1277.537296][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.537313][ T1128] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1277.537329][ T1128] ? do_syscall_64+0x26/0x790 [ 1277.537346][ T1128] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.537362][ T1128] ? do_syscall_64+0x26/0x790 [ 1277.537381][ T1128] __x64_sys_openat+0x9d/0x100 [ 1277.537401][ T1128] do_syscall_64+0xfa/0x790 [ 1277.537421][ T1128] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.537433][ T1128] RIP: 0033:0x45af49 [ 1277.537459][ T1128] Code: Bad RIP value. [ 1277.537468][ T1128] RSP: 002b:00007f179beb3c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 1277.537484][ T1128] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045af49 [ 1277.537494][ T1128] RDX: 0000000000000000 RSI: 0000000020000180 RDI: ffffffffffffff9c [ 1277.537504][ T1128] RBP: 000000000075c118 R08: 0000000000000000 R09: 0000000000000000 [ 1277.537513][ T1128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f179beb46d4 [ 1277.537523][ T1128] R13: 00000000004c88ce R14: 00000000004e0f90 R15: 00000000ffffffff [ 1277.537556][ T1128] [ 1277.537556][ T1128] Showing all locks held in the system: [ 1277.537572][ T1128] 1 lock held by khungtaskd/1128: [ 1277.537577][ T1128] #0: ffffffff899a3f00 (rcu_read_lock){....}, at: debug_show_all_locks+0x5f/0x279 [ 1277.537641][ T1128] 1 lock held by rsyslogd/9396: [ 1277.537646][ T1128] #0: ffff8880a8b4a3a0 (&f->f_pos_lock){+.+.}, at: __fdget_pos+0xee/0x110 [ 1277.537678][ T1128] 2 locks held by getty/9486: [ 1277.537683][ T1128] #0: ffff8880a02c6090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 1277.537715][ T1128] #1: ffffc9000188b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 1277.537827][ T1128] 2 locks held by getty/9487: [ 1277.537832][ T1128] #0: ffff8880a277b090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 1277.537858][ T1128] #1: ffffc900017eb2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 1277.537892][ T1128] 2 locks held by getty/9488: [ 1277.537896][ T1128] #0: ffff8880944e0090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 1277.537923][ T1128] #1: ffffc9000187b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 1277.537957][ T1128] 2 locks held by getty/9489: [ 1277.537962][ T1128] #0: ffff8880a0ae5090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 1277.537988][ T1128] #1: ffffc9000184b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 1277.538022][ T1128] 2 locks held by getty/9490: [ 1277.538027][ T1128] #0: ffff8880a36b4090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 1277.538053][ T1128] #1: ffffc9000185b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 1277.538087][ T1128] 2 locks held by getty/9491: [ 1277.538092][ T1128] #0: ffff8880a037f090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 1277.538119][ T1128] #1: ffffc9000186b2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 1277.538152][ T1128] 2 locks held by getty/9492: [ 1277.538157][ T1128] #0: ffff888093b8d090 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 [ 1277.538184][ T1128] #1: ffffc900017cb2e0 (&ldata->atomic_read_lock){+.+.}, at: n_tty_read+0x220/0x1bf0 [ 1277.538227][ T1128] 1 lock held by syz-executor.2/25173: [ 1277.538232][ T1128] #0: ffff8882193d6070 (&fb_info->lock){+.+.}, at: fb_release+0x55/0x150 [ 1277.538266][ T1128] 2 locks held by syz-executor.1/25213: [ 1277.538276][ T1128] 1 lock held by syz-executor.1/25221: [ 1277.538281][ T1128] #0: ffff8882193d6070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 1277.538313][ T1128] 1 lock held by syz-executor.1/25227: [ 1277.538318][ T1128] #0: ffff8882193d6070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 1277.538350][ T1128] 1 lock held by syz-executor.1/25234: [ 1277.538355][ T1128] #0: ffff8882193d6070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 1277.538389][ T1128] 1 lock held by syz-executor.0/25210: [ 1277.538393][ T1128] #0: ffff8882193d6070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 1277.538426][ T1128] 1 lock held by syz-executor.0/25240: [ 1277.538431][ T1128] #0: ffff8882193d6070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 1277.538464][ T1128] 1 lock held by syz-executor.3/25212: [ 1277.538469][ T1128] #0: ffff8882193d6070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 1277.538501][ T1128] 1 lock held by syz-executor.3/25220: [ 1277.538506][ T1128] #0: ffff8882193d6070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 1277.538538][ T1128] 1 lock held by syz-executor.3/25225: [ 1277.538543][ T1128] #0: ffff8882193d6070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 1277.538576][ T1128] 1 lock held by syz-executor.3/25231: [ 1277.538580][ T1128] #0: ffff8882193d6070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 1277.538613][ T1128] 1 lock held by syz-executor.4/25208: [ 1277.538617][ T1128] #0: ffff8882193d6070 (&fb_info->lock){+.+.}, at: fb_release+0x55/0x150 [ 1277.538650][ T1128] 1 lock held by syz-executor.4/25211: [ 1277.538655][ T1128] #0: ffff8882193d6070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 1277.538687][ T1128] 1 lock held by syz-executor.5/25222: [ 1277.538697][ T1128] #0: ffff8882193d6070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 1277.538729][ T1128] 1 lock held by syz-executor.5/25232: [ 1277.538734][ T1128] #0: ffff8882193d6070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 1277.538766][ T1128] 1 lock held by syz-executor.5/25233: [ 1277.538772][ T1128] #0: ffff8882193d6070 (&fb_info->lock){+.+.}, at: fb_open+0xd7/0x450 [ 1277.538800][ T1128] [ 1277.538805][ T1128] ============================================= [ 1277.538805][ T1128] [ 1277.538813][ T1128] NMI backtrace for cpu 0 [ 1277.538829][ T1128] CPU: 0 PID: 1128 Comm: khungtaskd Not tainted 5.5.0-rc6-syzkaller #0 [ 1277.538837][ T1128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1277.538842][ T1128] Call Trace: [ 1277.538858][ T1128] dump_stack+0x197/0x210 [ 1277.538881][ T1128] nmi_cpu_backtrace.cold+0x70/0xb2 [ 1277.538924][ T1128] ? vprintk_func+0x86/0x189 [ 1277.538971][ T1128] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 1277.538989][ T1128] nmi_trigger_cpumask_backtrace+0x23b/0x28b [ 1277.539010][ T1128] arch_trigger_cpumask_backtrace+0x14/0x20 [ 1277.539025][ T1128] watchdog+0xb11/0x10c0 [ 1277.539048][ T1128] kthread+0x361/0x430 [ 1277.539064][ T1128] ? reset_hung_task_detector+0x30/0x30 [ 1277.539077][ T1128] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 1277.539094][ T1128] ret_from_fork+0x24/0x30 [ 1277.539119][ T1128] Sending NMI from CPU 0 to CPUs 1: [ 1277.540028][ C1] NMI backtrace for cpu 1 [ 1277.540034][ C1] CPU: 1 PID: 25213 Comm: syz-executor.1 Not tainted 5.5.0-rc6-syzkaller #0 [ 1277.540040][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1277.540043][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 1277.540054][ C1] Code: ff cc cc cc cc cc cc cc cc cc 65 48 8b 04 25 c0 1e 02 00 48 8b 80 98 13 00 00 c3 0f 1f 44 00 00 66 2e 0f 1f 84 00 00 00 00 00 <55> 48 89 e5 65 48 8b 04 25 c0 1e 02 00 65 8b 15 e4 28 8d 7e 81 e2 [ 1277.540057][ C1] RSP: 0018:ffffc900061cee50 EFLAGS: 00000212 [ 1277.540064][ C1] RAX: 0000000000000002 RBX: 0000000000000050 RCX: ffffffff83c55d50 [ 1277.540069][ C1] RDX: 0000000000000036 RSI: 0000000000000050 RDI: 0000000000000004 [ 1277.540073][ C1] RBP: ffffc900061ceeb8 R08: ffff888053876300 R09: ffffed10147c0ecc [ 1277.540078][ C1] R10: ffffed10147c0ecb R11: ffff8880a3e0765f R12: 0000000000000036 [ 1277.540082][ C1] R13: ffff8880000a0036 R14: ffff8880000a0000 R15: 0000000000000000 [ 1277.540087][ C1] FS: 00007f8b41aa1700(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 1277.540092][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1277.540096][ C1] CR2: ffffffffff600400 CR3: 00000000913c9000 CR4: 00000000001406e0 [ 1277.540101][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1277.540105][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1277.540107][ C1] Call Trace: [ 1277.540111][ C1] ? vga16fb_fillrect+0xa0a/0x19b0 [ 1277.540114][ C1] bit_clear_margins+0x30b/0x530 [ 1277.540117][ C1] ? bit_bmove+0x270/0x270 [ 1277.540120][ C1] ? efifb_probe.cold+0x181f/0x181f [ 1277.540123][ C1] fbcon_clear_margins+0x1e9/0x250 [ 1277.540126][ C1] fbcon_switch+0xd7f/0x17f0 [ 1277.540130][ C1] ? fbcon_set_def_font+0x360/0x360 [ 1277.540132][ C1] ? fbcon_cursor+0x48c/0x660 [ 1277.540135][ C1] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1277.540138][ C1] ? fbcon_set_origin+0x2b/0x50 [ 1277.540141][ C1] ? fbcon_scrolldelta+0x1220/0x1220 [ 1277.540144][ C1] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1277.540147][ C1] redraw_screen+0x2b6/0x7d0 [ 1277.540149][ C1] ? efifb_probe.cold+0x181f/0x181f [ 1277.540152][ C1] ? respond_string+0x2c0/0x2c0 [ 1277.540155][ C1] ? fbcon_set_palette+0x3c4/0x4a0 [ 1277.540158][ C1] fbcon_modechanged+0x5c3/0x790 [ 1277.540160][ C1] fbcon_update_vcs+0x42/0x50 [ 1277.540163][ C1] fb_set_var+0xb32/0xdd0 [ 1277.540165][ C1] ? fb_blank+0x1a0/0x1a0 [ 1277.540168][ C1] ? vga16fb_imageblit+0x766/0x2200 [ 1277.540171][ C1] ? vga16fb_imageblit+0xa64/0x2200 [ 1277.540174][ C1] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 1277.540177][ C1] ? vga16fb_imageblit+0x1eb/0x2200 [ 1277.540179][ C1] ? bit_cursor+0xaf6/0x1a60 [ 1277.540182][ C1] ? fb_videomode_to_var+0x14/0x630 [ 1277.540185][ C1] fbcon_switch+0x556/0x17f0 [ 1277.540192][ C1] ? fbcon_set_def_font+0x360/0x360 [ 1277.540195][ C1] ? fbcon_cursor+0x48c/0x660 [ 1277.540198][ C1] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1277.540201][ C1] ? fbcon_set_origin+0x2b/0x50 [ 1277.540204][ C1] ? fbcon_scrolldelta+0x1220/0x1220 [ 1277.540207][ C1] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1277.540209][ C1] redraw_screen+0x2b6/0x7d0 [ 1277.540212][ C1] ? efifb_probe.cold+0x181f/0x181f [ 1277.540215][ C1] ? respond_string+0x2c0/0x2c0 [ 1277.540217][ C1] ? fbcon_set_palette+0x3c4/0x4a0 [ 1277.540220][ C1] fbcon_modechanged+0x5c3/0x790 [ 1277.540223][ C1] fbcon_update_vcs+0x42/0x50 [ 1277.540225][ C1] fb_set_var+0xb32/0xdd0 [ 1277.540227][ C1] ? fb_blank+0x1a0/0x1a0 [ 1277.540230][ C1] ? lock_acquire+0x190/0x410 [ 1277.540233][ C1] ? __mutex_lock+0x458/0x13c0 [ 1277.540235][ C1] ? down+0x50/0x90 [ 1277.540237][ C1] ? do_fb_ioctl+0x335/0x7d0 [ 1277.540240][ C1] do_fb_ioctl+0x390/0x7d0 [ 1277.540242][ C1] ? fb_mmap+0x520/0x520 [ 1277.540245][ C1] ? tomoyo_path_number_perm+0x214/0x520 [ 1277.540248][ C1] ? find_held_lock+0x35/0x130 [ 1277.540251][ C1] ? tomoyo_path_number_perm+0x214/0x520 [ 1277.540253][ C1] ? lock_downgrade+0x920/0x920 [ 1277.540256][ C1] ? lockdep_hardirqs_on+0x421/0x5e0 [ 1277.540259][ C1] ? tomoyo_path_number_perm+0x454/0x520 [ 1277.540262][ C1] fb_ioctl+0xe6/0x130 [ 1277.540264][ C1] ? do_fb_ioctl+0x7d0/0x7d0 [ 1277.540267][ C1] do_vfs_ioctl+0x977/0x14e0 [ 1277.540270][ C1] ? compat_ioctl_preallocate+0x220/0x220 [ 1277.540272][ C1] ? __fget+0x37f/0x550 [ 1277.540275][ C1] ? ksys_dup3+0x3e0/0x3e0 [ 1277.540278][ C1] ? ns_to_kernel_old_timeval+0x100/0x100 [ 1277.540280][ C1] ? tomoyo_file_ioctl+0x23/0x30 [ 1277.540283][ C1] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 1277.540286][ C1] ? security_file_ioctl+0x8d/0xc0 [ 1277.540289][ C1] ksys_ioctl+0xab/0xd0 [ 1277.540291][ C1] __x64_sys_ioctl+0x73/0xb0 [ 1277.540294][ C1] do_syscall_64+0xfa/0x790 [ 1277.540297][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1277.540299][ C1] RIP: 0033:0x45af49 [ 1277.540307][ C1] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1277.540310][ C1] RSP: 002b:00007f8b41aa0c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 1277.540317][ C1] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045af49 [ 1277.540321][ C1] RDX: 0000000020000000 RSI: 0000000000004601 RDI: 0000000000000005 [ 1277.540325][ C1] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 1277.540329][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f8b41aa16d4 [ 1277.540333][ C1] R13: 00000000004c3903 R14: 00000000004da078 R15: 00000000ffffffff [ 1277.547612][ T1128] Kernel panic - not syncing: hung_task: blocked tasks [ 1277.547628][ T1128] CPU: 0 PID: 1128 Comm: khungtaskd Not tainted 5.5.0-rc6-syzkaller #0 [ 1277.547637][ T1128] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1277.547641][ T1128] Call Trace: [ 1277.547660][ T1128] dump_stack+0x197/0x210 [ 1277.547728][ T1128] panic+0x2e3/0x75c [ 1277.547744][ T1128] ? add_taint.cold+0x16/0x16 [ 1277.547761][ T1128] ? lapic_can_unplug_cpu.cold+0x3a/0x3a [ 1277.547780][ T1128] ? ___preempt_schedule+0x16/0x18 [ 1277.547801][ T1128] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 1277.547819][ T1128] ? nmi_trigger_cpumask_backtrace+0x24c/0x28b [ 1277.547835][ T1128] ? nmi_trigger_cpumask_backtrace+0x256/0x28b [ 1277.547853][ T1128] ? nmi_trigger_cpumask_backtrace+0x21b/0x28b [ 1277.547873][ T1128] watchdog+0xb22/0x10c0 [ 1277.547895][ T1128] kthread+0x361/0x430 [ 1277.547911][ T1128] ? reset_hung_task_detector+0x30/0x30 [ 1277.547924][ T1128] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 1277.547942][ T1128] ret_from_fork+0x24/0x30 [ 1277.549561][ T1128] Kernel Offset: disabled [ 1281.852655][ T1128] Rebooting in 86400 seconds..